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Pipeline run

35153eb0-679a-4e2e-a638-93c7766fc146

Pipeline LLM cost (USD)
API 1: $0.0129 API 2: $0.0016 API 3: $0.0000 Total: $0.0145

Client output enrichment

v2 Skill cluster · Nature of work · AI index · Tech stack maturity · Evidence · KRA description
SPARSE JD role baseline loaded sources · ai_index: role_baseline · nature_of_work: no_kras · tech_stack_maturity: jd
Nature of work no kras
Vague JD — no KRAs present to derive a specific nature of work.
Tech stack maturity
Mainstream Legacy
The skill mix centers on established enterprise Java and web technologies like J2EE, Spring, Tomcat, SOAP, XML, and PL/SQL, which strongly indicates a mature but not cloud-native stack.
AI index (0 = no AI use, 5 = totally AI-dependent · v2.1)
1.80 / 5
· Title match
· Has AI skill
· AI skill (primary)
· AI skill (secondary)
· On AI team
· Builds AI products
vocab breakdown (legacy)
Assistants (×1):
Frameworks (×2):
Models / concepts (×3):
Evidence — skills matched in JD (41)
Java J2EE Servlets Java Persistence API JPA Hibernate Tomcat JBoss JDBC JSP Struts XML Linux Unix REST SOAP Bash AWK SED SQL Oracle JUnit SVN Maven Spring +16
Skill cluster (8 dimension groups, role-scoped)
Web Application Frameworks
J2EE Tomcat Spring
ORMs and Data Access Layers
JPA Hibernate
Programming Languages
Java JavaScript
API Design and Contracts
REST
Build and Dependency Management
Maven
External System Integrations
SOAP
Relational Database Design
MySQL
Cross-cutting / unaligned
Servlets Java Persistence API JBoss JDBC JSP Struts XML Linux Unix Bash AWK SED SQL Oracle JUnit SVN PHP PL/SQL EJB JAR WAR EAR CMS WAP USSD IVR SMS STK SMPP MMS

Signals

Skill backend-engineer
0.31
Alias
KRA backend-engineer
0.41

Post-classification

Centroidupdated · n=794
Alias collision log
New-role queue
New skills captured24
New KRA captured

Captured for admin review

Servlets primary Backend Developer pending
JAR Backend Developer pending
WAR Backend Developer pending
Java Persistence API primary Backend Developer pending
JBoss primary Backend Developer pending
JDBC primary Backend Developer pending
JSP primary Backend Developer pending
Struts primary Backend Developer pending
Linux primary Backend Developer pending
Unix primary Backend Developer pending
AWK primary Backend Developer pending
SED primary Backend Developer pending
Oracle primary Backend Developer pending
JUnit primary Backend Developer pending
SVN primary Backend Developer pending
CMS Backend Developer pending
WAP Backend Developer pending
USSD Backend Developer pending
IVR Backend Developer pending
SMS Backend Developer pending
STK Backend Developer pending
EJB primary Backend Developer pending
SMPP Backend Developer pending
MMS Backend Developer pending
Status: completed Created: 2026-05-27T15:04:44.622790Z Updated: 2026-06-12T16:51:33.059959Z API 3 duration: 113014 ms
Flow Current 3-step pipeline

1 POST /skills/extract-from-jd

2 POST /skills/extract-details

3 POST /skills/final-role-output

Role Chosen role & resolution

Backend Developer

Java Backend Developer

sub-role · 0.99 domain · Software Engineering CASE DOMAIN

slug: backend-engineer · id: 1 · source: db · sub-role slug: java-backend-developer

Domain=Software Engineering → sub-role java-backend-developer; The JD is centered on Java/J2EE server-side development with servlets, JSP, Struts, Spring, Hibernate, JPA, Tomcat/JBoss, REST/SOAP, and database work, which best matches Backend Developer.

Matched skills

Java 1.5 / 1.6servletsJava packaging and deployJARWAREARJava Persistence API/JPAHibernateTomcat 5 and aboveJBoss 5 and aboveJDBCJSPStrutsXMLLinuxUnixREST / SOAPBASHAWKSED

Matched dimensions

Server-side Java application developmentEnterprise Java middleware and application server operationsDatabase development and persistence engineeringAPI and web service integrationLinux-based backend systems supportLegacy Java framework maintenanceMobile channel backend support

Matched KRAs

Knowledge of Java 1.5 / 1.6 servletsJava packaging and deploy (JAR, WAR, EAR)Hibernate Programming and ConfigurationDatabase development ExperienceTomcat 5 and above operationsJBoss 5 and above operationsStrong in server side programmingWorking knowledge with mobility channelsGood knowledge on working with DatabasesWorking knowledge on Linux systems

Resolution: in_db — role exists in library; skill↔dim and role↔dim links saved when applicable.

0
New skills
0
Skill↔dim saved
0
Role↔dim saved
0
Skipped

Job description

• Knowledge of Java 1.5 / 1.6 servlets Java packaging and deploy (JAR, WAR, EAR) Java Persistence API/JPA.
• Hibernate Programming and Configuration, Troubleshooting, Systems Knowledge.
• Database development Experience VAS development experience including (SMPP, MMS, USSD)Tomcat 5 and above operations.
• JBoss 5 and above operations JDBC JSP, Struts, XML, Linux and Unix REST / SOAP BASH , AWK , SED SQL & Databases. (Oracle) Testing Frameworks (JUnit) Source Control (SVN) Maven.
• Strong in core JAVA and advanced JAVA including Servlets, JSP, XML etc.
• Knowledge on Spring, Hibernate, JavaScript, PHP, Open source frame works, PL/SQL.
• Strong in server side programming.
• Knowledge in CMS.
• Working knowledge with mobility channels like WAP, USSD, IVR, SMS, STK etc.
• Good knowledge on working with Databases like Mysql, oracle etc.
• Working knowledge on Linux systems. Skills: Java, J2EE, Struts, Spring, Hibernate (Java) and EJB

Skills from this JD

Each row merges API 1 extraction, API 2 library match / v3 orchestration (dimensions + locked dims), and API 3 persistence tags.

Java Primary Library skill API 3: existing canonical (in_db) Existing skill (matched library)
Canonical: Java id=1 · java

Aliases — catalog

  • Java (CANONICAL) primary
  • JDK (VERSION)
  • JDK 10 (VERSION)
  • JDK 11 (VERSION)
  • JDK 12 (VERSION)
  • JDK 13 (VERSION)
  • JDK 14 (VERSION)
  • JDK 15 (VERSION)
  • JDK 16 (VERSION)
  • JDK 17 (VERSION)
  • JDK 18 (VERSION)
  • JDK 19 (VERSION)
  • JDK 20 (VERSION)
  • JDK 21 (VERSION)
  • JDK 5 (VERSION)
  • JDK 6 (VERSION)
  • JDK 7 (VERSION)
  • JDK 8 (VERSION)
  • JDK 9 (VERSION)
  • Java 1.0 (VERSION)
  • Java 1.1 (VERSION)
  • Java 1.2 (VERSION)
  • Java 1.3 (VERSION)
  • Java 1.4 (VERSION)
  • Java 1.5 (VERSION)
  • Java 1.6 (VERSION)
  • Java 1.7 (VERSION)
  • Java 1.8 (VERSION)
  • Java 10 (VERSION)
  • Java 11 (VERSION)
  • Java 12 (VERSION)
  • Java 13 (VERSION)
  • Java 14 (VERSION)
  • Java 15 (VERSION)
  • Java 16 (VERSION)
  • Java 17 (VERSION)
  • Java 18 (VERSION)
  • Java 19 (VERSION)
  • Java 20 (VERSION)
  • Java 21 (VERSION)
  • Java 5 (VERSION)
  • Java 6 (VERSION)
  • Java 7 (VERSION)
  • Java 8 (VERSION)
  • Java 9 (VERSION)
  • Java11 (VERSION)
  • Java17 (VERSION)
  • Java21 (VERSION)
  • Java8 (VERSION)
  • OpenJDK 11 (VERSION)
  • OpenJDK 17 (VERSION)
  • OpenJDK 21 (VERSION)
  • OpenJDK 8 (VERSION)
  • java 11 (VERSION)
  • java 17 (VERSION)
  • java 21 (VERSION)
  • java 4 (VERSION)
  • java 5 (VERSION)
  • java 6 (VERSION)
  • java 7 (VERSION)
  • java 8 (VERSION)
  • java lts (VERSION)
  • java-11 (VERSION)
  • java-17 (VERSION)
  • java-21 (VERSION)
  • java-4 (VERSION)
  • java-5 (VERSION)
  • java-6 (VERSION)
  • java-7 (VERSION)
  • java-8 (VERSION)
  • java11 (VERSION)
  • java17 (VERSION)
  • java21 (VERSION)
  • java4 (VERSION)
  • java5 (VERSION)
  • java6 (VERSION)
  • java7 (VERSION)
  • java8 (VERSION)
  • jdk 11 (VERSION)
  • jdk 17 (VERSION)
  • jdk 21 (VERSION)
  • jdk 4 (VERSION)
  • jdk 5 (VERSION)
  • jdk 6 (VERSION)
  • jdk 7 (VERSION)
  • jdk 8 (VERSION)
  • jdk11 (VERSION)
  • jdk17 (VERSION)
  • jdk21 (VERSION)
  • jdk4 (VERSION)
  • jdk5 (VERSION)
  • jdk6 (VERSION)
  • jdk7 (VERSION)
  • jdk8 (VERSION)
  • jvm21 (VERSION)

Context tags (catalog)

APIs Apache Tomcat Concurrency Design patterns Garbage collection GraalVM Gradle Hibernate JDBC JDK JPA JUnit JVM Java 8 Java EE JavaFX Kafka Lambda expressions Maven Microservices Mockito Object-oriented REST RESTful SOAP Servlets Spring Spring Boot Tomcat microservices

Stored enrichment (catalog DB)

Category
Language
Sub-category
Programming Language
Vendor
Oracle
License
other_open
Year introduced
1995
Confidence
0.99
Version strategy
SEPARATE_ENTITY
Version tag
21

Maturity reasoning: Java is a hiring-pipeline staple with very high JD volume across enterprise backend, Android, and cloud roles; it remains widely supported by major vendors and frameworks like Spring.

Skill profile (library / DB)

Skill nature
LANGUAGE
Volatility
STABLE
Typical lifespan
EVERGREEN
Category id
6
Sub-category id
96
Extractable
True
Also category
False

Dimensions (API 2 worklist)

  • Java Language and JVM Catalog dimension db id 279

    Library dimension (catalog)

    Roles linked in library: Java Backend Developer, Kotlin Backend Developer, Scala Backend Developer

  • Kotlin and Java Catalog dimension db id 161

    Library dimension (catalog)

    Roles linked in library: Android Developer

  • Native Mobile Languages Catalog dimension db id 274

    Library dimension (catalog)

    Roles linked in library: Native Mobile Developer

  • Pega Programming Languages & DSLs Catalog dimension db id 267

    Library dimension (catalog)

    Roles linked in library: Pega Developer

  • Programming Languages Catalog dimension db id 1

    Library dimension (catalog)

    Roles linked in library: Backend Developer, Fullstack Developer, Fullstack Developer

  • Programming Languages & DSLs Catalog dimension db id 475

    Library dimension (catalog)

    Roles linked in library: Engineering Manager

  • Programming Languages for Data Work Catalog dimension db id 21

    Library dimension (catalog)

    Roles linked in library: Data Engineer

API 3 link attempts (this skill)

Dimension Skill↔dim Role↔dim Outcome
Java Language and JVM
java-language-and-jvm
Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
Kotlin and Java
kotlin-and-java
Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
Native Mobile Languages
native-mobile-languages
Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
Pega Programming Languages & DSLs
pega-programming-languages-dsls
Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
Programming Languages
programming-languages
Existing dimension (library) · Role↔dimension saved
Programming Languages & DSLs
programming-languages-dsls
Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
Programming Languages for Data Work
programming-languages-for-data-work
Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
J2EE Primary Library skill API 3: existing canonical (in_db) Existing skill (matched library)
Canonical: J2EE id=1565 · j2ee

Aliases — catalog

  • J2EE (CANONICAL)

Context tags (catalog)

EJB GlassFish Hibernate JDBC JNDI JSF JSP Java EE Maven Microservices RESTful SOAP Servlets Spring WebLogic

Stored enrichment (catalog DB)

Category
Framework
Sub-category
Enterprise Java Framework
Vendor
Oracle
License
other_open
Year introduced
1999
Confidence
0.90
Version strategy
NOT_APPLICABLE

Maturity reasoning: J2EE is largely superseded by Jakarta EE/Spring in modern JDs; Oracle’s Java EE/J2EE branding was replaced and current job postings rarely ask for J2EE specifically.

Skill profile (library / DB)

Skill nature
FRAMEWORK
Volatility
DEPRECATED
Typical lifespan
SHORT_LIVED
Category id
5
Sub-category id
1172
Extractable
True
Also category
False

Dimensions (API 2 worklist)

  • Web Application Frameworks Catalog dimension db id 2

    Library dimension (catalog)

    Roles linked in library: Backend Developer, Fullstack Developer, Fullstack Developer, Java Backend Developer, Node.js Backend Developer, PHP Backend Developer, Python Backend Developer

API 3 link attempts (this skill)

Dimension Skill↔dim Role↔dim Outcome
Web Application Frameworks
web-application-frameworks
Existing dimension (library) · Role↔dimension saved
Servlets Primary New / orchestrated API 3: new canonical path (new) New / unmatched skill (orchestrated in API 2)

Skill enrichment (orchestrator / LLM)

No Stage 7 enrichment blob on this skill (orchestrator skipped enrichment).

Derived legacy fields
Category
Other
Sub-category
general
Skill nature
TOOL
Volatility
MEDIUM
Typical lifespan
MULTI_YEAR
Version strategy
UNVERSIONED
JAR Secondary New / orchestrated API 3: new canonical path (new) New / unmatched skill (orchestrated in API 2)

Skill enrichment (orchestrator / LLM)

No Stage 7 enrichment blob on this skill (orchestrator skipped enrichment).

Derived legacy fields
Category
Other
Sub-category
general
Skill nature
TOOL
Volatility
MEDIUM
Typical lifespan
MULTI_YEAR
Version strategy
UNVERSIONED
WAR Secondary New / orchestrated API 3: new canonical path (new) New / unmatched skill (orchestrated in API 2)

Skill enrichment (orchestrator / LLM)

No Stage 7 enrichment blob on this skill (orchestrator skipped enrichment).

Derived legacy fields
Category
Other
Sub-category
general
Skill nature
TOOL
Volatility
MEDIUM
Typical lifespan
MULTI_YEAR
Version strategy
UNVERSIONED
EAR Secondary Library skill API 3: existing canonical (in_db) Existing skill (matched library)
Canonical: EAR id=1628 · ear

Aliases — catalog

  • EAR (CANONICAL)

Context tags (catalog)

TOGAF Zachman architecture framework architecture governance architecture principles business architecture business process modeling capability mapping enterprise modeling information systems reference architecture solution architecture stakeholder engagement system integration technology roadmap

Stored enrichment (catalog DB)

Category
Standard
Sub-category
Enterprise Architecture Reference
Confidence
0.67
Version strategy
NOT_APPLICABLE

Maturity reasoning: EAR (Enterprise Architecture Reference) appears in relatively few job postings compared with mainstream stacks; market demand is mostly in enterprise architecture roles rather than general engineering hiring.

Skill profile (library / DB)

Skill nature
STANDARD
Volatility
STABLE
Typical lifespan
EVERGREEN
Category id
12
Sub-category id
1226
Extractable
True
Also category
False

Dimensions (API 2 worklist)

  • React Frontend Development Catalog dimension db id 96

    Library dimension (catalog)

API 3 link attempts (this skill)

Dimension Skill↔dim Role↔dim Outcome
React Frontend Development
d_init_01
Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
Java Persistence API Primary New / orchestrated API 3: new canonical path (new) New / unmatched skill (orchestrated in API 2)

Skill enrichment (orchestrator / LLM)

No Stage 7 enrichment blob on this skill (orchestrator skipped enrichment).

Derived legacy fields
Category
Other
Sub-category
general
Skill nature
TOOL
Volatility
MEDIUM
Typical lifespan
MULTI_YEAR
Version strategy
UNVERSIONED
JPA Primary Library skill API 3: existing canonical (in_db) Existing skill (matched library)
Canonical: JPA id=2196 · jpa

Aliases — catalog

  • JPA (CANONICAL) primary

Context tags (catalog)

Criteria API EntityManager Hibernate JPA provider JPQL ORM Spring Data JPA annotations caching cascading database migrations database schema fetch strategies lazy loading mapping persistence.xml repositories transactions

Stored enrichment (catalog DB)

Category
Standard
Sub-category
Persistence Specification
Vendor
Eclipse Foundation
License
other_open
Year introduced
2006
Confidence
0.90
Version strategy
NOT_APPLICABLE

Maturity reasoning: JPA appears frequently in Java backend job descriptions and remains the standard ORM/persistence spec in the Spring/Hibernate ecosystem, with no vendor sunset or replacement announced.

Skill profile (library / DB)

Skill nature
STANDARD
Volatility
STABLE
Typical lifespan
EVERGREEN
Category id
12
Sub-category id
3566
Extractable
True
Also category
False

Dimensions (API 2 worklist)

  • Application ORM and Repository-Based Data Access Catalog dimension db id 459

    Library dimension (catalog)

    Roles linked in library: Scala Backend Developer

  • ORMs and Data Access Layers Catalog dimension db id 5

    Library dimension (catalog)

    Roles linked in library: .NET Backend Developer, Backend Developer, Fullstack Developer, Fullstack Developer, Java Backend Developer, Kotlin Backend Developer, Node.js Backend Developer, PHP Backend Developer, Python Backend Developer, Ruby Backend Developer

API 3 link attempts (this skill)

Dimension Skill↔dim Role↔dim Outcome
Application ORM and Repository-Based Data Access
application-orm-and-repository-based-data-access
Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
ORMs and Data Access Layers
orms-and-data-access-layers
Existing dimension (library) · Role↔dimension saved
Hibernate Primary Library skill API 3: existing canonical (in_db) Existing skill (matched library)
Canonical: Hibernate id=21 · hibernate

Aliases — catalog

  • Hibernate (CANONICAL) primary

Context tags (catalog)

C3P0 Criteria API EntityManager HQL Hibernate Validator JPA JPQL ORM SQL Spring Spring Data Spring Data JPA annotations caching cascade criteria criteria API database dialect entity fetching first-level cache flush lazy loading mapping mapping files mappings merge persistence persistence context second-level cache session session factory transaction transaction management transactions

Stored enrichment (catalog DB)

Category
Library
Sub-category
Orm Library
Vendor
Red Hat
License
gpl_v2
Year introduced
2001
Confidence
0.98
Version strategy
NOT_APPLICABLE

Maturity reasoning: Hibernate remains a common Java ORM in enterprise job postings and is still widely used in Spring/JPA stacks; no vendor sunset or clear replacement has displaced it.

Skill profile (library / DB)

Skill nature
LIBRARY
Volatility
STABLE
Typical lifespan
EVERGREEN
Category id
7
Sub-category id
39
Extractable
True
Also category
False

Dimensions (API 2 worklist)

  • Application ORM and Repository-Based Data Access Catalog dimension db id 459

    Library dimension (catalog)

    Roles linked in library: Scala Backend Developer

  • ORMs and Data Access Layers Catalog dimension db id 5

    Library dimension (catalog)

    Roles linked in library: .NET Backend Developer, Backend Developer, Fullstack Developer, Fullstack Developer, Java Backend Developer, Kotlin Backend Developer, Node.js Backend Developer, PHP Backend Developer, Python Backend Developer, Ruby Backend Developer

API 3 link attempts (this skill)

Dimension Skill↔dim Role↔dim Outcome
Application ORM and Repository-Based Data Access
application-orm-and-repository-based-data-access
Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
ORMs and Data Access Layers
orms-and-data-access-layers
Existing dimension (library) · Role↔dimension saved
Tomcat Primary Library skill API 3: existing canonical (in_db) Existing skill (matched library)
Canonical: Tomcat id=1571 · tomcat

Aliases — catalog

  • Tomcat (CANONICAL)

Context tags (catalog)

Apache Catalina HTTPS JNDI JSP Java Servlet Tomcat Manager context.xml deployments load balancing server configuration session management web applications web.xml

Stored enrichment (catalog DB)

Category
Tool
Sub-category
Application Server
Vendor
Apache Software Foundation
License
apache_2
Year introduced
1999
Confidence
0.96
Version strategy
NOT_APPLICABLE

Maturity reasoning: Apache Tomcat remains a common Java app server in job postings and enterprise stacks; it’s still actively maintained by Apache, with no vendor sunset or clear replacement like Jetty/Spring Boot only.

Skill profile (library / DB)

Skill nature
TOOL
Volatility
STABLE
Typical lifespan
EVERGREEN
Category id
13
Sub-category id
1176
Extractable
True
Also category
False

Dimensions (API 2 worklist)

  • Web Application Frameworks Catalog dimension db id 2

    Library dimension (catalog)

    Roles linked in library: Backend Developer, Fullstack Developer, Fullstack Developer, Java Backend Developer, Node.js Backend Developer, PHP Backend Developer, Python Backend Developer

API 3 link attempts (this skill)

Dimension Skill↔dim Role↔dim Outcome
Web Application Frameworks
web-application-frameworks
Existing dimension (library) · Role↔dimension saved
JBoss Primary New / orchestrated API 3: new canonical path (new) New / unmatched skill (orchestrated in API 2)

Skill enrichment (orchestrator / LLM)

No Stage 7 enrichment blob on this skill (orchestrator skipped enrichment).

Derived legacy fields
Category
Other
Sub-category
general
Skill nature
TOOL
Volatility
MEDIUM
Typical lifespan
MULTI_YEAR
Version strategy
UNVERSIONED
JDBC Primary New / orchestrated API 3: new canonical path (new) New / unmatched skill (orchestrated in API 2)

Skill enrichment (orchestrator / LLM)

No Stage 7 enrichment blob on this skill (orchestrator skipped enrichment).

Derived legacy fields
Category
Other
Sub-category
general
Skill nature
TOOL
Volatility
MEDIUM
Typical lifespan
MULTI_YEAR
Version strategy
UNVERSIONED
JSP Primary New / orchestrated API 3: new canonical path (new) New / unmatched skill (orchestrated in API 2)

Skill enrichment (orchestrator / LLM)

No Stage 7 enrichment blob on this skill (orchestrator skipped enrichment).

Derived legacy fields
Category
Other
Sub-category
general
Skill nature
TOOL
Volatility
MEDIUM
Typical lifespan
MULTI_YEAR
Version strategy
UNVERSIONED
Struts Primary New / orchestrated API 3: new canonical path (new) New / unmatched skill (orchestrated in API 2)

Skill enrichment (orchestrator / LLM)

No Stage 7 enrichment blob on this skill (orchestrator skipped enrichment).

Derived legacy fields
Category
Other
Sub-category
general
Skill nature
TOOL
Volatility
MEDIUM
Typical lifespan
MULTI_YEAR
Version strategy
UNVERSIONED
XML Primary Library skill API 3: existing canonical (in_db) Existing skill (matched library)
Canonical: XML id=1636 · xml

Aliases — catalog

  • XML (CANONICAL) primary

Context tags (catalog)

Atom DOM DTD Data Interchange Data Serialization JSON Markup Language Namespaces Parsing RSS SAX SOAP SVG Serialization Well-formed XML Schema XPath XQuery XSLT

Stored enrichment (catalog DB)

Category
Format
Sub-category
Markup Format
Confidence
0.99
Version strategy
NOT_APPLICABLE

Maturity reasoning: XML remains a common requirement in JDs for enterprise integration, SOAP, RSS, and config files; it’s still widely supported across major platforms rather than being sunset or replaced outright.

Skill profile (library / DB)

Skill nature
STANDARD
Volatility
STABLE
Typical lifespan
EVERGREEN
Category id
4
Sub-category id
689
Extractable
True
Also category
False

Dimensions (API 2 worklist)

  • Integration Protocols & Standards Catalog dimension db id 271

    Library dimension (catalog)

    Roles linked in library: Pega Developer

  • React Frontend Development Catalog dimension db id 96

    Library dimension (catalog)

API 3 link attempts (this skill)

Dimension Skill↔dim Role↔dim Outcome
Integration Protocols & Standards
integration-protocols-standards
Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
React Frontend Development
d_init_01
Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
Linux Primary New / orchestrated API 3: new canonical path (new) New / unmatched skill (orchestrated in API 2)

Skill enrichment (orchestrator / LLM)

No Stage 7 enrichment blob on this skill (orchestrator skipped enrichment).

Derived legacy fields
Category
Other
Sub-category
general
Skill nature
TOOL
Volatility
MEDIUM
Typical lifespan
MULTI_YEAR
Version strategy
UNVERSIONED
Unix Primary New / orchestrated API 3: new canonical path (new) New / unmatched skill (orchestrated in API 2)

Skill enrichment (orchestrator / LLM)

No Stage 7 enrichment blob on this skill (orchestrator skipped enrichment).

Derived legacy fields
Category
Other
Sub-category
general
Skill nature
TOOL
Volatility
MEDIUM
Typical lifespan
MULTI_YEAR
Version strategy
UNVERSIONED
REST Primary Library skill API 3: existing canonical (in_db) Existing skill (matched library)
Canonical: REST id=11 · rest

Aliases — catalog

  • REST (CANONICAL) primary

Context tags (catalog)

API API design API versioning CRUD DELETE GET HATEOAS HTTP JSON OAuth OAuth2 OpenAPI POST PUT Postman RESTful Swagger URI Webhooks XML authentication client-server content negotiation endpoint endpoints middleware resource resource-oriented serialization stateless status codes versioning web services

Stored enrichment (catalog DB)

Category
Concept
Sub-category
Api Architecture Style
Year introduced
2000
Confidence
0.88
Version strategy
NOT_APPLICABLE

Maturity reasoning: REST is a default API architecture in many job descriptions and is widely supported by major vendors/frameworks; OpenAPI and RESTful endpoints remain standard in hiring pipelines.

Skill profile (library / DB)

Skill nature
CONCEPT
Volatility
STABLE
Typical lifespan
EVERGREEN
Category id
2
Sub-category id
2122
Extractable
True
Also category
False

Dimensions (API 2 worklist)

  • API Design and Contracts Catalog dimension db id 3

    Library dimension (catalog)

    Roles linked in library: Backend Developer, Fullstack Developer

  • API Interface and Contract Design Catalog dimension db id 289

    Library dimension (catalog)

    Roles linked in library: .NET Backend Developer, Go Backend Developer, Kotlin Backend Developer, Node.js Backend Developer, PHP Backend Developer, Python Backend Developer, Ruby Backend Developer, Scala Backend Developer

  • Integration Protocols & Standards Catalog dimension db id 271

    Library dimension (catalog)

    Roles linked in library: Pega Developer

  • Standards, Protocols & Compliance Catalog dimension db id 452

    Library dimension (catalog)

    Roles linked in library: Engineering Manager, Sitecore Dev

API 3 link attempts (this skill)

Dimension Skill↔dim Role↔dim Outcome
API Design and Contracts
api-design-and-contracts
Existing dimension (library) · Role↔dimension saved
API Interface and Contract Design
api-interface-and-contract-design
Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
Integration Protocols & Standards
integration-protocols-standards
Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
Standards, Protocols & Compliance
standards-protocols-compliance
Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
SOAP Primary Library skill API 3: existing canonical (in_db) Existing skill (matched library)
Canonical: SOAP id=70 · soap

Aliases — catalog

  • SOAP (CANONICAL) primary

Context tags (catalog)

API Apache CXF Axis2 Binding Endpoint Envelope Fault Fault Handling HTTP Interoperability JAX-WS Message Message Exchange Message Exchange Pattern REST RPC SOAP 1.1 SOAP 1.2 SOAP API SOAP Envelope SOAP Fault SOAP Header SOAP UI SOAP client SOAP envelope SOAP message SOAP server SOAPAction SOAPUI Security Service Contract Service-Oriented Architecture Service-oriented Architecture Transport Protocols UDDI WS-Addressing WS-Security WSDL Web Services Web Services Security XML XML Schema XSD binding endpoint fault handling message exchange pattern serialization service-oriented architecture transport protocol web services

Stored enrichment (catalog DB)

Category
Protocol
Sub-category
Api Protocol
Year introduced
1998
Confidence
0.97
Version strategy
NOT_APPLICABLE

Maturity reasoning: SOAP still appears in enterprise/legacy integration JDs, but far less than REST/GraphQL; many vendors and docs position REST/JSON as the default for new APIs, indicating a narrow, legacy-heavy market signal.

Skill profile (library / DB)

Skill nature
PROTOCOL
Volatility
STABLE
Typical lifespan
EVERGREEN
Category id
10
Sub-category id
2347
Extractable
True
Also category
False

Dimensions (API 2 worklist)

  • External System Integrations Catalog dimension db id 14

    Library dimension (catalog)

    Roles linked in library: .NET Backend Developer, Backend Developer, Drupal Dev, Java Backend Developer, Kotlin Backend Developer, Node.js Backend Developer, PHP Backend Developer, Python Backend Developer, Ruby Backend Developer, Scala Backend Developer

  • Integration Protocols & Standards Catalog dimension db id 271

    Library dimension (catalog)

    Roles linked in library: Pega Developer

  • Standards, Protocols & Compliance Catalog dimension db id 452

    Library dimension (catalog)

    Roles linked in library: Engineering Manager, Sitecore Dev

API 3 link attempts (this skill)

Dimension Skill↔dim Role↔dim Outcome
External System Integrations
external-system-integrations
Existing dimension (library) · Role↔dimension saved
Integration Protocols & Standards
integration-protocols-standards
Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
Standards, Protocols & Compliance
standards-protocols-compliance
Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
Bash Primary Library skill API 3: existing canonical (in_db) Existing skill (matched library)
Canonical: Bash id=103 · bash

Aliases — catalog

  • Bash (VERSION)
  • Bash 3.x (VERSION)
  • Bash 4.x (VERSION)
  • Bash 5.x (VERSION)
  • GNU Bash (VERSION)
  • bash (VERSION)
  • bash 3 (VERSION)
  • bash 3.x (VERSION)
  • bash 4 (VERSION)
  • bash 4.x (VERSION)
  • bash 5 (VERSION)
  • bash 5.x (VERSION)

Context tags (catalog)

Linux POSIX Unix alias awk chmod cron environment variables grep here-doc pipes sed shebang shell scripting ssh stdin stdout xargs

Stored enrichment (catalog DB)

Category
Language
Sub-category
Shell Language
Vendor
GNU Project
License
gpl_v3
Year introduced
1989
Confidence
0.99
Version strategy
SEPARATE_ENTITY
Version tag
5.x

Maturity reasoning: Bash appears in many DevOps, SRE, and Linux admin job descriptions and remains the default shell on most Unix-like systems, with no vendor sunset or clear replacement in mainstream hiring.

Skill profile (library / DB)

Skill nature
LANGUAGE
Volatility
STABLE
Typical lifespan
EVERGREEN
Category id
6
Sub-category id
238
Extractable
True
Also category
False

Dimensions (API 2 worklist)

  • Programming Languages and Scripting Catalog dimension db id 59

    Library dimension (catalog)

    Roles linked in library: Cyber Security Engineer

  • Programming Languages for Data Work Catalog dimension db id 21

    Library dimension (catalog)

    Roles linked in library: Data Engineer

API 3 link attempts (this skill)

Dimension Skill↔dim Role↔dim Outcome
Programming Languages and Scripting
programming-languages-and-scripting
Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
Programming Languages for Data Work
programming-languages-for-data-work
Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
AWK Primary New / orchestrated API 3: new canonical path (new) New / unmatched skill (orchestrated in API 2)

Skill enrichment (orchestrator / LLM)

No Stage 7 enrichment blob on this skill (orchestrator skipped enrichment).

Derived legacy fields
Category
Other
Sub-category
general
Skill nature
TOOL
Volatility
MEDIUM
Typical lifespan
MULTI_YEAR
Version strategy
UNVERSIONED
SED Primary New / orchestrated API 3: new canonical path (new) New / unmatched skill (orchestrated in API 2)

Skill enrichment (orchestrator / LLM)

No Stage 7 enrichment blob on this skill (orchestrator skipped enrichment).

Derived legacy fields
Category
Other
Sub-category
general
Skill nature
TOOL
Volatility
MEDIUM
Typical lifespan
MULTI_YEAR
Version strategy
UNVERSIONED
SQL Primary Library skill API 3: existing canonical (in_db) Existing skill (matched library)
Canonical: SQL id=101 · sql

Aliases — catalog

  • SQL (CANONICAL) primary

Context tags (catalog)

ACID CTE DDL DML ETL JOIN MySQL NoSQL OLAP ORM PostgreSQL SQL injection SQLite T-SQL data modeling data warehousing database normalization execution plan indexing joins normalization query optimization stored procedures subquery transaction isolation transaction management window functions

Stored enrichment (catalog DB)

Category
Language
Sub-category
Query Language
Vendor
ANSI
License
unknown
Year introduced
1974
Confidence
0.99
Version strategy
NOT_APPLICABLE

Maturity reasoning: SQL appears in a large share of data, backend, and analytics job descriptions and remains the default query language for PostgreSQL, MySQL, and cloud warehouses like Snowflake/BigQuery.

Skill profile (library / DB)

Skill nature
LANGUAGE
Volatility
STABLE
Typical lifespan
EVERGREEN
Category id
6
Sub-category id
97
Extractable
True
Also category
False

Dimensions (API 2 worklist)

  • Pega Programming Languages & DSLs Catalog dimension db id 267

    Library dimension (catalog)

    Roles linked in library: Pega Developer

  • Programming Languages & DSLs Catalog dimension db id 475

    Library dimension (catalog)

    Roles linked in library: Engineering Manager

  • Programming Languages for Data Work Catalog dimension db id 21

    Library dimension (catalog)

    Roles linked in library: Data Engineer

API 3 link attempts (this skill)

Dimension Skill↔dim Role↔dim Outcome
Pega Programming Languages & DSLs
pega-programming-languages-dsls
Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
Programming Languages & DSLs
programming-languages-dsls
Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
Programming Languages for Data Work
programming-languages-for-data-work
Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
Oracle Primary New / orchestrated API 3: new canonical path (new) New / unmatched skill (orchestrated in API 2)

Skill enrichment (orchestrator / LLM)

No Stage 7 enrichment blob on this skill (orchestrator skipped enrichment).

Derived legacy fields
Category
Other
Sub-category
general
Skill nature
TOOL
Volatility
MEDIUM
Typical lifespan
MULTI_YEAR
Version strategy
UNVERSIONED
JUnit Primary New / orchestrated API 3: new canonical path (new) New / unmatched skill (orchestrated in API 2)

Skill enrichment (orchestrator / LLM)

No Stage 7 enrichment blob on this skill (orchestrator skipped enrichment).

Derived legacy fields
Category
Other
Sub-category
general
Skill nature
TOOL
Volatility
MEDIUM
Typical lifespan
MULTI_YEAR
Version strategy
UNVERSIONED
SVN Primary New / orchestrated API 3: new canonical path (new) New / unmatched skill (orchestrated in API 2)

Skill enrichment (orchestrator / LLM)

No Stage 7 enrichment blob on this skill (orchestrator skipped enrichment).

Derived legacy fields
Category
Other
Sub-category
general
Skill nature
TOOL
Volatility
MEDIUM
Typical lifespan
MULTI_YEAR
Version strategy
UNVERSIONED
Maven Primary Library skill API 3: existing canonical (in_db) Existing skill (matched library)
Canonical: Maven id=815 · maven

Aliases — catalog

  • Maven (CANONICAL) primary

Context tags (catalog)

CI/CD JAR Java Maven Central artifact build automation build lifecycle dependency management integration testing multi-module plugins pom.xml project object model release management repository site generation versioning

Stored enrichment (catalog DB)

Category
Tool
Sub-category
Build Tool
Vendor
Apache Software Foundation
License
apache_2
Year introduced
2004
Confidence
0.95
Version strategy
NOT_APPLICABLE

Maturity reasoning: Maven remains a standard Java build tool, appearing in many Java/JVM job descriptions and widely used in enterprise CI/CD pipelines alongside Gradle.

Skill profile (library / DB)

Skill nature
TOOL
Volatility
STABLE
Typical lifespan
EVERGREEN
Category id
13
Sub-category id
358
Extractable
True
Also category
False

Dimensions (API 2 worklist)

  • Build and Dependency Management Catalog dimension db id 286

    Library dimension (catalog)

    Roles linked in library: Java Backend Developer

  • Build and Packaging Tooling Catalog dimension db id 149

    Library dimension (catalog)

    Roles linked in library: DevOps Engineer, Ionic Developer

API 3 link attempts (this skill)

Dimension Skill↔dim Role↔dim Outcome
Build and Dependency Management
build-and-dependency-management
Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
Build and Packaging Tooling
build-and-packaging-tooling
Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
Spring Primary Library skill API 3: existing canonical (in_db) Existing skill (matched library)
Canonical: Spring id=1630 · spring

Aliases — catalog

  • Spring (CANONICAL)
  • Spring 4 (VERSION)
  • Spring 4.x (VERSION)
  • Spring 5 (VERSION)
  • Spring 5.x (VERSION)
  • Spring 6 (VERSION)
  • Spring 6.x (VERSION)
  • Spring Framework 4 (VERSION)
  • Spring Framework 5 (VERSION)
  • Spring Framework 6 (VERSION)

Context tags (catalog)

Application Context Aspect-Oriented Programming Bean Lifecycle Dependency Injection Hibernate JPA Microservices RESTful Services Spring Batch Spring Boot Spring Cloud Spring Data Spring MVC Spring Security Thymeleaf

Stored enrichment (catalog DB)

Category
Framework
Sub-category
Java Application Framework
Vendor
Pivotal Software
License
apache_2
Year introduced
2003
Confidence
0.98
Version strategy
SEPARATE_ENTITY
Version tag
6

Maturity reasoning: Spring is a hiring-pipeline staple in Java backend JDs across major job boards, and Spring Boot is the default framework in many enterprise and cloud-native stacks.

Skill profile (library / DB)

Skill nature
FRAMEWORK
Volatility
STABLE
Typical lifespan
EVERGREEN
Category id
5
Sub-category id
1228
Extractable
True
Also category
False

Dimensions (API 2 worklist)

  • Web Application Frameworks Catalog dimension db id 2

    Library dimension (catalog)

    Roles linked in library: Backend Developer, Fullstack Developer, Fullstack Developer, Java Backend Developer, Node.js Backend Developer, PHP Backend Developer, Python Backend Developer

API 3 link attempts (this skill)

Dimension Skill↔dim Role↔dim Outcome
Web Application Frameworks
web-application-frameworks
Existing dimension (library) · Role↔dimension saved
JavaScript Primary Library skill API 3: existing canonical (in_db) Existing skill (matched library)
Canonical: JavaScript id=607 · javascript

Aliases — catalog

  • JavaScript (CANONICAL) primary
  • ES2015 (VERSION)
  • ES2016 (VERSION)
  • ES2017 (VERSION)
  • ES2018 (VERSION)
  • ES2019 (VERSION)
  • ES2020 (VERSION)
  • ES2021 (VERSION)
  • ES2022 (VERSION)
  • ES2023 (VERSION)
  • ES2024 (VERSION)
  • ES5 (VERSION)
  • ES6 (VERSION)
  • JavaScript ES2015 (VERSION)
  • JavaScript ES2020 (VERSION)
  • JavaScript ES6 (VERSION)
  • modern JavaScript (VERSION)

Context tags (catalog)

AJAX Angular Babel DOM DOM manipulation ES6 Express JSON Node.js REST RESTful React TypeScript Vue Vue.js Webpack async/await asynchronous callback callback functions closure event-driven jQuery npm promises

Stored enrichment (catalog DB)

Category
Language
Sub-category
Programming Language
Vendor
Mozilla
License
mpl
Year introduced
1995
Confidence
0.99
Version strategy
NOT_APPLICABLE

Maturity reasoning: JavaScript appears in a very high volume of job postings across frontend, backend, and full-stack roles, and remains a core language in major ecosystems like Node.js and React.

Skill profile (library / DB)

Skill nature
LANGUAGE
Volatility
STABLE
Typical lifespan
EVERGREEN
Category id
6
Sub-category id
96
Extractable
True
Also category
False

Dimensions (API 2 worklist)

  • Cross-Platform App Languages Catalog dimension db id 167

    Library dimension (catalog)

    Roles linked in library: Hybrid Mobile Developer

  • JavaScript and TypeScript Catalog dimension db id 114

    Library dimension (catalog)

    Roles linked in library: Angular Frontend Developer, Frontend Developer, Ionic Developer, Node.js Backend Developer, React Frontend Developer, React Native Developer, Svelte Frontend Developer, Vue Frontend Developer, Web Developer

  • JavaScript for WordPress Catalog dimension db id 329

    Library dimension (catalog)

    Roles linked in library: WordPress Dev

  • Pega Programming Languages & DSLs Catalog dimension db id 267

    Library dimension (catalog)

    Roles linked in library: Pega Developer

  • Programming Languages Catalog dimension db id 1

    Library dimension (catalog)

    Roles linked in library: Backend Developer, Fullstack Developer, Fullstack Developer

  • Programming Languages & DSLs Catalog dimension db id 475

    Library dimension (catalog)

    Roles linked in library: Engineering Manager

  • Programming Languages & Template Languages Catalog dimension db id 359

    Library dimension (catalog)

    Roles linked in library: Drupal Dev

  • Sitecore Development Languages Catalog dimension db id 438

    Library dimension (catalog)

    Roles linked in library: Sitecore Dev

  • Storefront JavaScript and DOM Behavior Catalog dimension db id 422

    Library dimension (catalog)

    Roles linked in library: Shopify Dev

API 3 link attempts (this skill)

Dimension Skill↔dim Role↔dim Outcome
Cross-Platform App Languages
cross-platform-app-languages
Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
JavaScript and TypeScript
javascript-and-typescript
Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
JavaScript for WordPress
javascript-for-wordpress
Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
Pega Programming Languages & DSLs
pega-programming-languages-dsls
Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
Programming Languages
programming-languages
Existing dimension (library) · Role↔dimension saved
Programming Languages & DSLs
programming-languages-dsls
Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
Programming Languages & Template Languages
programming-languages-template-languages
Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
Sitecore Development Languages
sitecore-development-languages
Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
Storefront JavaScript and DOM Behavior
storefront-javascript-and-dom-behavior
Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
PHP Primary Library skill API 3: existing canonical (in_db) Existing skill (matched library)
Canonical: PHP id=2986 · php

Aliases — catalog

  • PHP (CANONICAL) primary

Stored enrichment (catalog DB)

Category
Language
Sub-category
Programming Language
Confidence
0.99
Version strategy
NOT_APPLICABLE

Skill profile (library / DB)

Skill nature
LANGUAGE
Volatility
STABLE
Typical lifespan
EVERGREEN
Category id
6
Sub-category id
96
Extractable
True
Also category
False

Dimensions (API 2 worklist)

  • PHP and Magento Extension Points Catalog dimension db id 391

    Library dimension (catalog)

    Roles linked in library: Magento Dev

  • PHP and WordPress Hooks Catalog dimension db id 326

    Library dimension (catalog)

    Roles linked in library: WordPress Dev

  • Programming Languages & Template Languages Catalog dimension db id 359

    Library dimension (catalog)

    Roles linked in library: Drupal Dev

API 3 link attempts (this skill)

Dimension Skill↔dim Role↔dim Outcome
PHP and Magento Extension Points
php-and-magento-extension-points
Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
PHP and WordPress Hooks
php-and-wordpress-hooks
Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
Programming Languages & Template Languages
programming-languages-template-languages
Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
PL/SQL Primary Library skill API 3: existing canonical (in_db) Existing skill (matched library)
Canonical: PL/SQL id=1567 · pl-sql

Aliases — catalog

  • PL/SQL (CANONICAL)

Context tags (catalog)

Oracle PL/SQL blocks SQL*Plus bulk collect cursors data manipulation data types dynamic SQL exception handling functions packages performance tuning stored procedures transaction control triggers

Stored enrichment (catalog DB)

Category
Language
Sub-category
Procedural Sql Language
Vendor
Oracle Corporation
License
proprietary
Year introduced
1990
Confidence
0.99
Version strategy
NOT_APPLICABLE

Maturity reasoning: PL/SQL appears frequently in Oracle-focused job postings and remains a standard skill for Oracle database development and maintenance; it is not sunset or replaced by a newer successor.

Skill profile (library / DB)

Skill nature
LANGUAGE
Volatility
STABLE
Typical lifespan
EVERGREEN
Category id
6
Sub-category id
1173
Extractable
True
Also category
False

Dimensions (API 2 worklist)

  • React Frontend Development Catalog dimension db id 96

    Library dimension (catalog)

API 3 link attempts (this skill)

Dimension Skill↔dim Role↔dim Outcome
React Frontend Development
d_init_01
Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
CMS Secondary New / orchestrated API 3: new canonical path (new) New / unmatched skill (orchestrated in API 2)

Skill enrichment (orchestrator / LLM)

No Stage 7 enrichment blob on this skill (orchestrator skipped enrichment).

Derived legacy fields
Category
Other
Sub-category
general
Skill nature
TOOL
Volatility
MEDIUM
Typical lifespan
MULTI_YEAR
Version strategy
UNVERSIONED
WAP Secondary New / orchestrated API 3: new canonical path (new) New / unmatched skill (orchestrated in API 2)

Skill enrichment (orchestrator / LLM)

No Stage 7 enrichment blob on this skill (orchestrator skipped enrichment).

Derived legacy fields
Category
Other
Sub-category
general
Skill nature
TOOL
Volatility
MEDIUM
Typical lifespan
MULTI_YEAR
Version strategy
UNVERSIONED
USSD Secondary New / orchestrated API 3: new canonical path (new) New / unmatched skill (orchestrated in API 2)

Skill enrichment (orchestrator / LLM)

No Stage 7 enrichment blob on this skill (orchestrator skipped enrichment).

Derived legacy fields
Category
Other
Sub-category
general
Skill nature
TOOL
Volatility
MEDIUM
Typical lifespan
MULTI_YEAR
Version strategy
UNVERSIONED
IVR Secondary New / orchestrated API 3: new canonical path (new) New / unmatched skill (orchestrated in API 2)

Skill enrichment (orchestrator / LLM)

No Stage 7 enrichment blob on this skill (orchestrator skipped enrichment).

Derived legacy fields
Category
Other
Sub-category
general
Skill nature
TOOL
Volatility
MEDIUM
Typical lifespan
MULTI_YEAR
Version strategy
UNVERSIONED
SMS Secondary New / orchestrated API 3: new canonical path (new) New / unmatched skill (orchestrated in API 2)

Skill enrichment (orchestrator / LLM)

No Stage 7 enrichment blob on this skill (orchestrator skipped enrichment).

Derived legacy fields
Category
Other
Sub-category
general
Skill nature
TOOL
Volatility
MEDIUM
Typical lifespan
MULTI_YEAR
Version strategy
UNVERSIONED
STK Secondary New / orchestrated API 3: new canonical path (new) New / unmatched skill (orchestrated in API 2)

Skill enrichment (orchestrator / LLM)

No Stage 7 enrichment blob on this skill (orchestrator skipped enrichment).

Derived legacy fields
Category
Other
Sub-category
general
Skill nature
TOOL
Volatility
MEDIUM
Typical lifespan
MULTI_YEAR
Version strategy
UNVERSIONED
MySQL Secondary Library skill API 3: existing canonical (in_db) Existing skill (matched library)
Canonical: MySQL id=17 · mysql

Aliases — catalog

  • MySQL (CANONICAL) primary

Context tags (catalog)

ACID ACID compliance Backup Data Warehousing Database Design ER Diagrams EXPLAIN Indexes InnoDB JOIN Joins MyISAM Normalization PHPMyAdmin Query Optimization Replication SQL SQL queries Stored Procedures Transactions Triggers backup backup and restore backup strategies data modeling data normalization database design database normalization database schema foreign keys indexes indexing joins master-slave normalization performance tuning query optimization read replicas replication schema design schema management sharding stored procedures transaction isolation transaction management transactions triggers

Stored enrichment (catalog DB)

Category
Datastore
Sub-category
Relational Database
Vendor
Oracle Corporation
License
gpl_v2
Year introduced
1995
Confidence
0.99
Version strategy
NOT_APPLICABLE

Maturity reasoning: MySQL appears in a large share of backend/DB job descriptions and remains a standard managed offering across AWS RDS, Cloud SQL, and Azure Database, indicating broad hiring-pipeline demand.

Skill profile (library / DB)

Skill nature
TOOL
Volatility
STABLE
Typical lifespan
EVERGREEN
Category id
3
Sub-category id
29
Extractable
True
Also category
False

Dimensions (API 2 worklist)

  • Relational Data Modeling Catalog dimension db id 216

    Library dimension (catalog)

    Roles linked in library: Fullstack Developer, Fullstack Developer, PHP Backend Developer

  • Relational Database Design Catalog dimension db id 4

    Library dimension (catalog)

    Roles linked in library: .NET Backend Developer, Backend Developer, Kotlin Backend Developer, Node.js Backend Developer, Python Backend Developer, Ruby Backend Developer, Scala Backend Developer

  • Relational Database Usage Catalog dimension db id 371

    Library dimension (catalog)

    Roles linked in library: Go Backend Developer

API 3 link attempts (this skill)

Dimension Skill↔dim Role↔dim Outcome
Relational Data Modeling
relational-data-modeling
Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
Relational Database Design
relational-database-design
Existing dimension (library) · Role↔dimension saved
Relational Database Usage
relational-database-usage
Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
EJB Primary New / orchestrated API 3: new canonical path (new) New / unmatched skill (orchestrated in API 2)

Skill enrichment (orchestrator / LLM)

No Stage 7 enrichment blob on this skill (orchestrator skipped enrichment).

Derived legacy fields
Category
Other
Sub-category
general
Skill nature
TOOL
Volatility
MEDIUM
Typical lifespan
MULTI_YEAR
Version strategy
UNVERSIONED
SMPP Secondary New / orchestrated API 3: new canonical path (new) New / unmatched skill (orchestrated in API 2)

Skill enrichment (orchestrator / LLM)

No Stage 7 enrichment blob on this skill (orchestrator skipped enrichment).

Derived legacy fields
Category
Other
Sub-category
general
Skill nature
TOOL
Volatility
MEDIUM
Typical lifespan
MULTI_YEAR
Version strategy
UNVERSIONED
MMS Secondary New / orchestrated API 3: new canonical path (new) New / unmatched skill (orchestrated in API 2)

Skill enrichment (orchestrator / LLM)

No Stage 7 enrichment blob on this skill (orchestrator skipped enrichment).

Derived legacy fields
Category
Other
Sub-category
general
Skill nature
TOOL
Volatility
MEDIUM
Typical lifespan
MULTI_YEAR
Version strategy
UNVERSIONED

All API 3 persistence rows

Same grid as the skill-extractor “Persistence items” table: one row per (skill × dimension) work item.

Skill Tag Dimension Skill↔dim Role↔dim Outcome Notes
Java in_db
Java Language and JVM
java-language-and-jvm
Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
Java in_db
Kotlin and Java
kotlin-and-java
Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
Java in_db
Native Mobile Languages
native-mobile-languages
Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
Java in_db
Pega Programming Languages & DSLs
pega-programming-languages-dsls
Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
Java in_db
Programming Languages
programming-languages
Existing dimension (library) · Role↔dimension saved
Java in_db
Programming Languages & DSLs
programming-languages-dsls
Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
Java in_db
Programming Languages for Data Work
programming-languages-for-data-work
Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
J2EE in_db
Web Application Frameworks
web-application-frameworks
Existing dimension (library) · Role↔dimension saved
EAR in_db
React Frontend Development
d_init_01
Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
JPA in_db
Application ORM and Repository-Based Data Access
application-orm-and-repository-based-data-access
Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
JPA in_db
ORMs and Data Access Layers
orms-and-data-access-layers
Existing dimension (library) · Role↔dimension saved
Hibernate in_db
Application ORM and Repository-Based Data Access
application-orm-and-repository-based-data-access
Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
Hibernate in_db
ORMs and Data Access Layers
orms-and-data-access-layers
Existing dimension (library) · Role↔dimension saved
Tomcat in_db
Web Application Frameworks
web-application-frameworks
Existing dimension (library) · Role↔dimension saved
XML in_db
Integration Protocols & Standards
integration-protocols-standards
Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
XML in_db
React Frontend Development
d_init_01
Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
REST in_db
API Design and Contracts
api-design-and-contracts
Existing dimension (library) · Role↔dimension saved
REST in_db
API Interface and Contract Design
api-interface-and-contract-design
Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
REST in_db
Integration Protocols & Standards
integration-protocols-standards
Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
REST in_db
Standards, Protocols & Compliance
standards-protocols-compliance
Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
SOAP in_db
External System Integrations
external-system-integrations
Existing dimension (library) · Role↔dimension saved
SOAP in_db
Integration Protocols & Standards
integration-protocols-standards
Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
SOAP in_db
Standards, Protocols & Compliance
standards-protocols-compliance
Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
Bash in_db
Programming Languages and Scripting
programming-languages-and-scripting
Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
Bash in_db
Programming Languages for Data Work
programming-languages-for-data-work
Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
SQL in_db
Pega Programming Languages & DSLs
pega-programming-languages-dsls
Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
SQL in_db
Programming Languages & DSLs
programming-languages-dsls
Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
SQL in_db
Programming Languages for Data Work
programming-languages-for-data-work
Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
Maven in_db
Build and Dependency Management
build-and-dependency-management
Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
Maven in_db
Build and Packaging Tooling
build-and-packaging-tooling
Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
Spring in_db
Web Application Frameworks
web-application-frameworks
Existing dimension (library) · Role↔dimension saved
JavaScript in_db
Cross-Platform App Languages
cross-platform-app-languages
Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
JavaScript in_db
JavaScript and TypeScript
javascript-and-typescript
Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
JavaScript in_db
JavaScript for WordPress
javascript-for-wordpress
Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
JavaScript in_db
Pega Programming Languages & DSLs
pega-programming-languages-dsls
Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
JavaScript in_db
Programming Languages
programming-languages
Existing dimension (library) · Role↔dimension saved
JavaScript in_db
Programming Languages & DSLs
programming-languages-dsls
Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
JavaScript in_db
Programming Languages & Template Languages
programming-languages-template-languages
Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
JavaScript in_db
Sitecore Development Languages
sitecore-development-languages
Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
JavaScript in_db
Storefront JavaScript and DOM Behavior
storefront-javascript-and-dom-behavior
Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
PHP in_db
PHP and Magento Extension Points
php-and-magento-extension-points
Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
PHP in_db
PHP and WordPress Hooks
php-and-wordpress-hooks
Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
PHP in_db
Programming Languages & Template Languages
programming-languages-template-languages
Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
PL/SQL in_db
React Frontend Development
d_init_01
Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
MySQL in_db
Relational Data Modeling
relational-data-modeling
Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
MySQL in_db
Relational Database Design
relational-database-design
Existing dimension (library) · Role↔dimension saved
MySQL in_db
Relational Database Usage
relational-database-usage
Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)

Library artifacts (this run)

Kind Detail DB id
canonical_skill_proposed Servlets | type=Other subtype=general nature=TOOL lifespan=MULTI_YEAR
canonical_skill_proposed JAR | type=Other subtype=general nature=TOOL lifespan=MULTI_YEAR
canonical_skill_proposed WAR | type=Other subtype=general nature=TOOL lifespan=MULTI_YEAR
canonical_skill_proposed Java Persistence API | type=Other subtype=general nature=TOOL lifespan=MULTI_YEAR
canonical_skill_proposed JBoss | type=Other subtype=general nature=TOOL lifespan=MULTI_YEAR
canonical_skill_proposed JDBC | type=Other subtype=general nature=TOOL lifespan=MULTI_YEAR
canonical_skill_proposed JSP | type=Other subtype=general nature=TOOL lifespan=MULTI_YEAR
canonical_skill_proposed Struts | type=Other subtype=general nature=TOOL lifespan=MULTI_YEAR
canonical_skill_proposed Linux | type=Other subtype=general nature=TOOL lifespan=MULTI_YEAR
canonical_skill_proposed Unix | type=Other subtype=general nature=TOOL lifespan=MULTI_YEAR
canonical_skill_proposed AWK | type=Other subtype=general nature=TOOL lifespan=MULTI_YEAR
canonical_skill_proposed SED | type=Other subtype=general nature=TOOL lifespan=MULTI_YEAR
canonical_skill_proposed Oracle | type=Other subtype=general nature=TOOL lifespan=MULTI_YEAR
canonical_skill_proposed JUnit | type=Other subtype=general nature=TOOL lifespan=MULTI_YEAR
canonical_skill_proposed SVN | type=Other subtype=general nature=TOOL lifespan=MULTI_YEAR
canonical_skill_proposed CMS | type=Other subtype=general nature=TOOL lifespan=MULTI_YEAR
canonical_skill_proposed WAP | type=Other subtype=general nature=TOOL lifespan=MULTI_YEAR
canonical_skill_proposed USSD | type=Other subtype=general nature=TOOL lifespan=MULTI_YEAR
canonical_skill_proposed IVR | type=Other subtype=general nature=TOOL lifespan=MULTI_YEAR
canonical_skill_proposed SMS | type=Other subtype=general nature=TOOL lifespan=MULTI_YEAR
canonical_skill_proposed STK | type=Other subtype=general nature=TOOL lifespan=MULTI_YEAR
canonical_skill_proposed EJB | type=Other subtype=general nature=TOOL lifespan=MULTI_YEAR
canonical_skill_proposed SMPP | type=Other subtype=general nature=TOOL lifespan=MULTI_YEAR
canonical_skill_proposed MMS | type=Other subtype=general nature=TOOL lifespan=MULTI_YEAR
nano JD Parser — gpt-4.1-nano click to toggle
JD type fail
Show raw JSON
{
  "JD_type": "fail",
  "archetype_override_applied": true,
  "archetype_override_matched_skills": [
    "XML",
    "Bash",
    "J2EE",
    "packaging",
    "Maven",
    "Hibernate",
    "JPA",
    "Java",
    "MySQL",
    "PL/SQL",
    "API",
    "Tomcat",
    "EAR",
    "Spring",
    "SQL",
    "SOAP",
    "REST",
    "JavaScript",
    "PHP",
    "channels"
  ],
  "role_archetype": "Engineering"
}
API 1 — extract-from-jd click to toggle
{
  "final_skills": [
    {
      "is_primary": true,
      "skill_name": "Java"
    },
    {
      "is_primary": true,
      "skill_name": "J2EE"
    },
    {
      "is_primary": true,
      "skill_name": "Servlets"
    },
    {
      "is_primary": false,
      "skill_name": "JAR"
    },
    {
      "is_primary": false,
      "skill_name": "WAR"
    },
    {
      "is_primary": false,
      "skill_name": "EAR"
    },
    {
      "is_primary": true,
      "skill_name": "Java Persistence API"
    },
    {
      "is_primary": true,
      "skill_name": "JPA"
    },
    {
      "is_primary": true,
      "skill_name": "Hibernate"
    },
    {
      "is_primary": true,
      "skill_name": "Tomcat"
    },
    {
      "is_primary": true,
      "skill_name": "JBoss"
    },
    {
      "is_primary": true,
      "skill_name": "JDBC"
    },
    {
      "is_primary": true,
      "skill_name": "JSP"
    },
    {
      "is_primary": true,
      "skill_name": "Struts"
    },
    {
      "is_primary": true,
      "skill_name": "XML"
    },
    {
      "is_primary": true,
      "skill_name": "Linux"
    },
    {
      "is_primary": true,
      "skill_name": "Unix"
    },
    {
      "is_primary": true,
      "skill_name": "REST"
    },
    {
      "is_primary": true,
      "skill_name": "SOAP"
    },
    {
      "is_primary": true,
      "skill_name": "Bash"
    },
    {
      "is_primary": true,
      "skill_name": "AWK"
    },
    {
      "is_primary": true,
      "skill_name": "SED"
    },
    {
      "is_primary": true,
      "skill_name": "SQL"
    },
    {
      "is_primary": true,
      "skill_name": "Oracle"
    },
    {
      "is_primary": true,
      "skill_name": "JUnit"
    },
    {
      "is_primary": true,
      "skill_name": "SVN"
    },
    {
      "is_primary": true,
      "skill_name": "Maven"
    },
    {
      "is_primary": true,
      "skill_name": "Spring"
    },
    {
      "is_primary": true,
      "skill_name": "JavaScript"
    },
    {
      "is_primary": true,
      "skill_name": "PHP"
    },
    {
      "is_primary": true,
      "skill_name": "PL/SQL"
    },
    {
      "is_primary": false,
      "skill_name": "CMS"
    },
    {
      "is_primary": false,
      "skill_name": "WAP"
    },
    {
      "is_primary": false,
      "skill_name": "USSD"
    },
    {
      "is_primary": false,
      "skill_name": "IVR"
    },
    {
      "is_primary": false,
      "skill_name": "SMS"
    },
    {
      "is_primary": false,
      "skill_name": "STK"
    },
    {
      "is_primary": false,
      "skill_name": "MySQL"
    },
    {
      "is_primary": true,
      "skill_name": "EJB"
    },
    {
      "is_primary": false,
      "skill_name": "SMPP"
    },
    {
      "is_primary": false,
      "skill_name": "MMS"
    }
  ],
  "jd_role": null,
  "nano_parsed": {
    "JD_type": "fail",
    "archetype_override_applied": true,
    "archetype_override_matched_skills": [
      "XML",
      "Bash",
      "J2EE",
      "packaging",
      "Maven",
      "Hibernate",
      "JPA",
      "Java",
      "MySQL",
      "PL/SQL",
      "API",
      "Tomcat",
      "EAR",
      "Spring",
      "SQL",
      "SOAP",
      "REST",
      "JavaScript",
      "PHP",
      "channels"
    ],
    "role_archetype": "Engineering"
  },
  "rejected": false,
  "rejection_reason": null,
  "run_id": "35153eb0-679a-4e2e-a638-93c7766fc146",
  "stage3_signals": {
    "alias_found": false,
    "alias_match_roles": [],
    "kra_match_roles": [
      {
        "display_name": "Backend Developer",
        "kra_matches": [
          {
            "kra_text": "Identifies and resolves backend performance bottlenecks through query optimization, indexing strategies, connection pooling, and distributed caching with Redis.",
            "sentence": "Hibernate Programming and Configuration, Troubleshooting, Systems Knowledge.",
            "similarity": 0.4352
          },
          {
            "kra_text": "Writes database access logic including SQL queries, ORM mappings, stored procedures, and migration scripts for relational databases like PostgreSQL and MySQL.",
            "sentence": "JBoss 5 and above operations JDBC JSP, Struts, XML, Linux and Unix REST / SOAP BASH , AWK , SED SQL \u0026 Databases. (Oracle) Testing Frameworks (JUnit) Source Control (SVN) Maven.",
            "similarity": 0.4093
          },
          {
            "kra_text": "Implements server-side business logic, REST API endpoints, and microservice handlers using Java, Python, Go, or Node.js to process application requests and enforce business rules.",
            "sentence": "Skills: Java, J2EE, Struts, Spring, Hibernate (Java) and EJB",
            "similarity": 0.3985
          }
        ],
        "matched_count": null,
        "matched_skills": null,
        "role_id": 1,
        "score": 0.4143,
        "slug": "backend-engineer",
        "total_count": null
      },
      {
        "display_name": "Scala Backend Developer",
        "kra_matches": [
          {
            "kra_text": "performance and reliability tuning",
            "sentence": "Hibernate Programming and Configuration, Troubleshooting, Systems Knowledge.",
            "similarity": 0.4056
          },
          {
            "kra_text": "service endpoint development",
            "sentence": "Database development Experience VAS development experience including (SMPP, MMS, USSD)Tomcat 5 and above operations.",
            "similarity": 0.396
          },
          {
            "kra_text": "backend workflow orchestration",
            "sentence": "JBoss 5 and above operations JDBC JSP, Struts, XML, Linux and Unix REST / SOAP BASH , AWK , SED SQL \u0026 Databases. (Oracle) Testing Frameworks (JUnit) Source Control (SVN) Maven.",
            "similarity": 0.3664
          }
        ],
        "matched_count": null,
        "matched_skills": null,
        "role_id": 87,
        "score": 0.3893,
        "slug": "scala-backend-developer",
        "total_count": null
      },
      {
        "display_name": "Pega Developer",
        "kra_matches": [
          {
            "kra_text": "business rule configuration and maintenance",
            "sentence": "Hibernate Programming and Configuration, Troubleshooting, Systems Knowledge.",
            "similarity": 0.4269
          },
          {
            "kra_text": "external system integration implementation",
            "sentence": "Skills: Java, J2EE, Struts, Spring, Hibernate (Java) and EJB",
            "similarity": 0.3663
          },
          {
            "kra_text": "external system integration implementation",
            "sentence": "Database development Experience VAS development experience including (SMPP, MMS, USSD)Tomcat 5 and above operations.",
            "similarity": 0.3576
          }
        ],
        "matched_count": null,
        "matched_skills": null,
        "role_id": 24,
        "score": 0.3836,
        "slug": "pega-developer",
        "total_count": null
      },
      {
        "display_name": "Java Backend Developer",
        "kra_matches": [
          {
            "kra_text": "service endpoint development",
            "sentence": "Database development Experience VAS development experience including (SMPP, MMS, USSD)Tomcat 5 and above operations.",
            "similarity": 0.396
          },
          {
            "kra_text": "backend performance tuning",
            "sentence": "Hibernate Programming and Configuration, Troubleshooting, Systems Knowledge.",
            "similarity": 0.3877
          },
          {
            "kra_text": "code refactoring and defect fixes",
            "sentence": "JBoss 5 and above operations JDBC JSP, Struts, XML, Linux and Unix REST / SOAP BASH , AWK , SED SQL \u0026 Databases. (Oracle) Testing Frameworks (JUnit) Source Control (SVN) Maven.",
            "similarity": 0.3524
          }
        ],
        "matched_count": null,
        "matched_skills": null,
        "role_id": 79,
        "score": 0.3787,
        "slug": "java-backend-developer",
        "total_count": null
      },
      {
        "display_name": "Drupal Dev",
        "kra_matches": [
          {
            "kra_text": "site troubleshooting and defect fixes",
            "sentence": "Hibernate Programming and Configuration, Troubleshooting, Systems Knowledge.",
            "similarity": 0.4093
          },
          {
            "kra_text": "site troubleshooting and defect fixes",
            "sentence": "Database development Experience VAS development experience including (SMPP, MMS, USSD)Tomcat 5 and above operations.",
            "similarity": 0.3637
          },
          {
            "kra_text": "site troubleshooting and defect fixes",
            "sentence": "JBoss 5 and above operations JDBC JSP, Struts, XML, Linux and Unix REST / SOAP BASH , AWK , SED SQL \u0026 Databases. (Oracle) Testing Frameworks (JUnit) Source Control (SVN) Maven.",
            "similarity": 0.3616
          }
        ],
        "matched_count": null,
        "matched_skills": null,
        "role_id": 228,
        "score": 0.3782,
        "slug": "drupal-dev",
        "total_count": null
      }
    ],
    "skill_match_roles": [
      {
        "display_name": "Backend Developer",
        "kra_matches": null,
        "matched_count": 9,
        "matched_skills": [
          "Hibernate",
          "J2EE",
          "JPA",
          "Java",
          "JavaScript",
          "REST",
          "SOAP",
          "Spring",
          "Tomcat"
        ],
        "role_id": 1,
        "score": 0.3103,
        "slug": "backend-engineer",
        "total_count": 29
      },
      {
        "display_name": "Fullstack Developer",
        "kra_matches": null,
        "matched_count": 8,
        "matched_skills": [
          "Hibernate",
          "J2EE",
          "JPA",
          "Java",
          "JavaScript",
          "REST",
          "Spring",
          "Tomcat"
        ],
        "role_id": 15,
        "score": 0.2759,
        "slug": "full-stack-engineer",
        "total_count": 29
      },
      {
        "display_name": "Java Backend Developer",
        "kra_matches": null,
        "matched_count": 8,
        "matched_skills": [
          "Hibernate",
          "J2EE",
          "JPA",
          "Java",
          "Maven",
          "SOAP",
          "Spring",
          "Tomcat"
        ],
        "role_id": 79,
        "score": 0.2759,
        "slug": "java-backend-developer",
        "total_count": 29
      },
      {
        "display_name": "Node.js Backend Developer",
        "kra_matches": null,
        "matched_count": 8,
        "matched_skills": [
          "Hibernate",
          "J2EE",
          "JPA",
          "JavaScript",
          "REST",
          "SOAP",
          "Spring",
          "Tomcat"
        ],
        "role_id": 82,
        "score": 0.2759,
        "slug": "node-backend-developer",
        "total_count": 29
      },
      {
        "display_name": "Python Backend Developer",
        "kra_matches": null,
        "matched_count": 7,
        "matched_skills": [
          "Hibernate",
          "J2EE",
          "JPA",
          "REST",
          "SOAP",
          "Spring",
          "Tomcat"
        ],
        "role_id": 80,
        "score": 0.2414,
        "slug": "python-backend-developer",
        "total_count": 29
      }
    ]
  },
  "stage4_decision": {
    "alias_collision_detected": false,
    "case": "DOMAIN",
    "chosen_role": {
      "display_name": "Backend Developer",
      "kra_matches": null,
      "matched_count": null,
      "matched_skills": null,
      "role_id": 1,
      "score": 0.98,
      "slug": "backend-engineer",
      "total_count": null
    },
    "confidence": 0.98,
    "is_new_role": false,
    "llm2_fired": false,
    "llm2_reasoning": null,
    "matched_dimensions": [
      "Server-side Java application development",
      "Enterprise Java middleware and application server operations",
      "Database development and persistence engineering",
      "API and web service integration",
      "Linux-based backend systems support",
      "Legacy Java framework maintenance",
      "Mobile channel backend support"
    ],
    "matched_kras": [
      "Knowledge of Java 1.5 / 1.6 servlets",
      "Java packaging and deploy (JAR, WAR, EAR)",
      "Hibernate Programming and Configuration",
      "Database development Experience",
      "Tomcat 5 and above operations",
      "JBoss 5 and above operations",
      "Strong in server side programming",
      "Working knowledge with mobility channels",
      "Good knowledge on working with Databases",
      "Working knowledge on Linux systems"
    ],
    "matched_skills": [
      "Java 1.5 / 1.6",
      "servlets",
      "Java packaging and deploy",
      "JAR",
      "WAR",
      "EAR",
      "Java Persistence API/JPA",
      "Hibernate",
      "Tomcat 5 and above",
      "JBoss 5 and above",
      "JDBC",
      "JSP",
      "Struts",
      "XML",
      "Linux",
      "Unix",
      "REST / SOAP",
      "BASH",
      "AWK",
      "SED"
    ],
    "new_role_display_name": null,
    "new_role_slug": null,
    "queued": false,
    "reasoning": "Domain=Software Engineering \u2192 sub-role java-backend-developer; The JD is centered on Java/J2EE server-side development with servlets, JSP, Struts, Spring, Hibernate, JPA, Tomcat/JBoss, REST/SOAP, and database work, which best matches Backend Developer.",
    "sub_role": {
      "confidence": 0.99,
      "display_name": "Java Backend Developer",
      "reasoning": "The JD is overwhelmingly centered on Java/J2EE stack technologies such as Servlets, JSP, JPA, Hibernate, Spring, Struts, EJB, Tomcat, JBoss, and Java packaging/deployment.",
      "role_id": 79,
      "slug": "java-backend-developer"
    }
  },
  "stage5_updates": {
    "centroid_n_after": 794,
    "centroid_updated": true,
    "collision_log_id": null,
    "new_kra_attached": null,
    "new_skills_attached": [
      {
        "is_primary": true,
        "queue_id": 12559,
        "role_display_name": "Backend Developer",
        "role_slug": "backend-engineer",
        "skill_name": "Servlets",
        "status": "pending"
      },
      {
        "is_primary": false,
        "queue_id": 12560,
        "role_display_name": "Backend Developer",
        "role_slug": "backend-engineer",
        "skill_name": "JAR",
        "status": "pending"
      },
      {
        "is_primary": false,
        "queue_id": 12561,
        "role_display_name": "Backend Developer",
        "role_slug": "backend-engineer",
        "skill_name": "WAR",
        "status": "pending"
      },
      {
        "is_primary": true,
        "queue_id": 12562,
        "role_display_name": "Backend Developer",
        "role_slug": "backend-engineer",
        "skill_name": "Java Persistence API",
        "status": "pending"
      },
      {
        "is_primary": true,
        "queue_id": 12563,
        "role_display_name": "Backend Developer",
        "role_slug": "backend-engineer",
        "skill_name": "JBoss",
        "status": "pending"
      },
      {
        "is_primary": true,
        "queue_id": 12564,
        "role_display_name": "Backend Developer",
        "role_slug": "backend-engineer",
        "skill_name": "JDBC",
        "status": "pending"
      },
      {
        "is_primary": true,
        "queue_id": 12565,
        "role_display_name": "Backend Developer",
        "role_slug": "backend-engineer",
        "skill_name": "JSP",
        "status": "pending"
      },
      {
        "is_primary": true,
        "queue_id": 12566,
        "role_display_name": "Backend Developer",
        "role_slug": "backend-engineer",
        "skill_name": "Struts",
        "status": "pending"
      },
      {
        "is_primary": true,
        "queue_id": 12567,
        "role_display_name": "Backend Developer",
        "role_slug": "backend-engineer",
        "skill_name": "Linux",
        "status": "pending"
      },
      {
        "is_primary": true,
        "queue_id": 12568,
        "role_display_name": "Backend Developer",
        "role_slug": "backend-engineer",
        "skill_name": "Unix",
        "status": "pending"
      },
      {
        "is_primary": true,
        "queue_id": 12569,
        "role_display_name": "Backend Developer",
        "role_slug": "backend-engineer",
        "skill_name": "AWK",
        "status": "pending"
      },
      {
        "is_primary": true,
        "queue_id": 12570,
        "role_display_name": "Backend Developer",
        "role_slug": "backend-engineer",
        "skill_name": "SED",
        "status": "pending"
      },
      {
        "is_primary": true,
        "queue_id": 12571,
        "role_display_name": "Backend Developer",
        "role_slug": "backend-engineer",
        "skill_name": "Oracle",
        "status": "pending"
      },
      {
        "is_primary": true,
        "queue_id": 12572,
        "role_display_name": "Backend Developer",
        "role_slug": "backend-engineer",
        "skill_name": "JUnit",
        "status": "pending"
      },
      {
        "is_primary": true,
        "queue_id": 12573,
        "role_display_name": "Backend Developer",
        "role_slug": "backend-engineer",
        "skill_name": "SVN",
        "status": "pending"
      },
      {
        "is_primary": false,
        "queue_id": 12574,
        "role_display_name": "Backend Developer",
        "role_slug": "backend-engineer",
        "skill_name": "CMS",
        "status": "pending"
      },
      {
        "is_primary": false,
        "queue_id": 12575,
        "role_display_name": "Backend Developer",
        "role_slug": "backend-engineer",
        "skill_name": "WAP",
        "status": "pending"
      },
      {
        "is_primary": false,
        "queue_id": 12576,
        "role_display_name": "Backend Developer",
        "role_slug": "backend-engineer",
        "skill_name": "USSD",
        "status": "pending"
      },
      {
        "is_primary": false,
        "queue_id": 12577,
        "role_display_name": "Backend Developer",
        "role_slug": "backend-engineer",
        "skill_name": "IVR",
        "status": "pending"
      },
      {
        "is_primary": false,
        "queue_id": 12578,
        "role_display_name": "Backend Developer",
        "role_slug": "backend-engineer",
        "skill_name": "SMS",
        "status": "pending"
      },
      {
        "is_primary": false,
        "queue_id": 12579,
        "role_display_name": "Backend Developer",
        "role_slug": "backend-engineer",
        "skill_name": "STK",
        "status": "pending"
      },
      {
        "is_primary": true,
        "queue_id": 12580,
        "role_display_name": "Backend Developer",
        "role_slug": "backend-engineer",
        "skill_name": "EJB",
        "status": "pending"
      },
      {
        "is_primary": false,
        "queue_id": 12581,
        "role_display_name": "Backend Developer",
        "role_slug": "backend-engineer",
        "skill_name": "SMPP",
        "status": "pending"
      },
      {
        "is_primary": false,
        "queue_id": 12582,
        "role_display_name": "Backend Developer",
        "role_slug": "backend-engineer",
        "skill_name": "MMS",
        "status": "pending"
      }
    ],
    "queue_entry_id": null,
    "v3_pipeline_triggered": false,
    "v3_role_slug": null,
    "v3_run_id": null
  }
}
API 2 — extract-details
{
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      "alias_persist_skipped_reason": "alias_text already exists for this canonical skill",
      "alias_persisted": false,
      "existing_alias_id": 1,
      "existing_alias_text": "Java",
      "input_term": "Java",
      "matched_canonical": {
        "category_id": 6,
        "display_name": "Java",
        "id": 1,
        "is_also_category": false,
        "is_extractable": true,
        "skill_nature": "LANGUAGE",
        "slug": "java",
        "sub_category_id": 96,
        "typical_lifespan": "EVERGREEN",
        "volatility": "STABLE"
      },
      "matched_via": "alias"
    },
    {
      "alias_persist_skipped_reason": "alias_text already exists for this canonical skill",
      "alias_persisted": false,
      "existing_alias_id": 2511,
      "existing_alias_text": "J2EE",
      "input_term": "J2EE",
      "matched_canonical": {
        "category_id": 5,
        "display_name": "J2EE",
        "id": 1565,
        "is_also_category": false,
        "is_extractable": true,
        "skill_nature": "FRAMEWORK",
        "slug": "j2ee",
        "sub_category_id": 1172,
        "typical_lifespan": "SHORT_LIVED",
        "volatility": "DEPRECATED"
      },
      "matched_via": "alias"
    },
    {
      "alias_persist_skipped_reason": "alias_text already exists for this canonical skill",
      "alias_persisted": false,
      "existing_alias_id": 2583,
      "existing_alias_text": "EAR",
      "input_term": "EAR",
      "matched_canonical": {
        "category_id": 12,
        "display_name": "EAR",
        "id": 1628,
        "is_also_category": false,
        "is_extractable": true,
        "skill_nature": "STANDARD",
        "slug": "ear",
        "sub_category_id": 1226,
        "typical_lifespan": "EVERGREEN",
        "volatility": "STABLE"
      },
      "matched_via": "alias"
    },
    {
      "alias_persist_skipped_reason": "alias_text already exists for this canonical skill",
      "alias_persisted": false,
      "existing_alias_id": 3420,
      "existing_alias_text": "JPA",
      "input_term": "JPA",
      "matched_canonical": {
        "category_id": 12,
        "display_name": "JPA",
        "id": 2196,
        "is_also_category": false,
        "is_extractable": true,
        "skill_nature": "STANDARD",
        "slug": "jpa",
        "sub_category_id": 3566,
        "typical_lifespan": "EVERGREEN",
        "volatility": "STABLE"
      },
      "matched_via": "alias"
    },
    {
      "alias_persist_skipped_reason": "alias_text already exists for this canonical skill",
      "alias_persisted": false,
      "existing_alias_id": 149,
      "existing_alias_text": "Hibernate",
      "input_term": "Hibernate",
      "matched_canonical": {
        "category_id": 7,
        "display_name": "Hibernate",
        "id": 21,
        "is_also_category": false,
        "is_extractable": true,
        "skill_nature": "LIBRARY",
        "slug": "hibernate",
        "sub_category_id": 39,
        "typical_lifespan": "EVERGREEN",
        "volatility": "STABLE"
      },
      "matched_via": "alias"
    },
    {
      "alias_persist_skipped_reason": "alias_text already exists for this canonical skill",
      "alias_persisted": false,
      "existing_alias_id": 2517,
      "existing_alias_text": "Tomcat",
      "input_term": "Tomcat",
      "matched_canonical": {
        "category_id": 13,
        "display_name": "Tomcat",
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        "is_also_category": false,
        "is_extractable": true,
        "skill_nature": "TOOL",
        "slug": "tomcat",
        "sub_category_id": 1176,
        "typical_lifespan": "EVERGREEN",
        "volatility": "STABLE"
      },
      "matched_via": "alias"
    },
    {
      "alias_persist_skipped_reason": "alias_text already exists for this canonical skill",
      "alias_persisted": false,
      "existing_alias_id": 2600,
      "existing_alias_text": "XML",
      "input_term": "XML",
      "matched_canonical": {
        "category_id": 4,
        "display_name": "XML",
        "id": 1636,
        "is_also_category": false,
        "is_extractable": true,
        "skill_nature": "STANDARD",
        "slug": "xml",
        "sub_category_id": 689,
        "typical_lifespan": "EVERGREEN",
        "volatility": "STABLE"
      },
      "matched_via": "alias"
    },
    {
      "alias_persist_skipped_reason": "alias_text already exists for this canonical skill",
      "alias_persisted": false,
      "existing_alias_id": 106,
      "existing_alias_text": "REST",
      "input_term": "REST",
      "matched_canonical": {
        "category_id": 2,
        "display_name": "REST",
        "id": 11,
        "is_also_category": false,
        "is_extractable": true,
        "skill_nature": "CONCEPT",
        "slug": "rest",
        "sub_category_id": 2122,
        "typical_lifespan": "EVERGREEN",
        "volatility": "STABLE"
      },
      "matched_via": "alias"
    },
    {
      "alias_persist_skipped_reason": "alias_text already exists for this canonical skill",
      "alias_persisted": false,
      "existing_alias_id": 211,
      "existing_alias_text": "SOAP",
      "input_term": "SOAP",
      "matched_canonical": {
        "category_id": 10,
        "display_name": "SOAP",
        "id": 70,
        "is_also_category": false,
        "is_extractable": true,
        "skill_nature": "PROTOCOL",
        "slug": "soap",
        "sub_category_id": 2347,
        "typical_lifespan": "EVERGREEN",
        "volatility": "STABLE"
      },
      "matched_via": "alias"
    },
    {
      "alias_persist_skipped_reason": "alias_text already exists for this canonical skill",
      "alias_persisted": false,
      "existing_alias_id": 273,
      "existing_alias_text": "Bash",
      "input_term": "Bash",
      "matched_canonical": {
        "category_id": 6,
        "display_name": "Bash",
        "id": 103,
        "is_also_category": false,
        "is_extractable": true,
        "skill_nature": "LANGUAGE",
        "slug": "bash",
        "sub_category_id": 238,
        "typical_lifespan": "EVERGREEN",
        "volatility": "STABLE"
      },
      "matched_via": "alias"
    },
    {
      "alias_persist_skipped_reason": "alias_text already exists for this canonical skill",
      "alias_persisted": false,
      "existing_alias_id": 271,
      "existing_alias_text": "SQL",
      "input_term": "SQL",
      "matched_canonical": {
        "category_id": 6,
        "display_name": "SQL",
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        "is_also_category": false,
        "is_extractable": true,
        "skill_nature": "LANGUAGE",
        "slug": "sql",
        "sub_category_id": 97,
        "typical_lifespan": "EVERGREEN",
        "volatility": "STABLE"
      },
      "matched_via": "alias"
    },
    {
      "alias_persist_skipped_reason": "alias_text already exists for this canonical skill",
      "alias_persisted": false,
      "existing_alias_id": 1360,
      "existing_alias_text": "Maven",
      "input_term": "Maven",
      "matched_canonical": {
        "category_id": 13,
        "display_name": "Maven",
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        "is_also_category": false,
        "is_extractable": true,
        "skill_nature": "TOOL",
        "slug": "maven",
        "sub_category_id": 358,
        "typical_lifespan": "EVERGREEN",
        "volatility": "STABLE"
      },
      "matched_via": "alias"
    },
    {
      "alias_persist_skipped_reason": "alias_text already exists for this canonical skill",
      "alias_persisted": false,
      "existing_alias_id": 2585,
      "existing_alias_text": "Spring",
      "input_term": "Spring",
      "matched_canonical": {
        "category_id": 5,
        "display_name": "Spring",
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        "is_also_category": false,
        "is_extractable": true,
        "skill_nature": "FRAMEWORK",
        "slug": "spring",
        "sub_category_id": 1228,
        "typical_lifespan": "EVERGREEN",
        "volatility": "STABLE"
      },
      "matched_via": "alias"
    },
    {
      "alias_persist_skipped_reason": "alias_text already exists for this canonical skill",
      "alias_persisted": false,
      "existing_alias_id": 1028,
      "existing_alias_text": "JavaScript",
      "input_term": "JavaScript",
      "matched_canonical": {
        "category_id": 6,
        "display_name": "JavaScript",
        "id": 607,
        "is_also_category": false,
        "is_extractable": true,
        "skill_nature": "LANGUAGE",
        "slug": "javascript",
        "sub_category_id": 96,
        "typical_lifespan": "EVERGREEN",
        "volatility": "STABLE"
      },
      "matched_via": "alias"
    },
    {
      "alias_persist_skipped_reason": "alias_text already exists for this canonical skill",
      "alias_persisted": false,
      "existing_alias_id": 4444,
      "existing_alias_text": "PHP",
      "input_term": "PHP",
      "matched_canonical": {
        "category_id": 6,
        "display_name": "PHP",
        "id": 2986,
        "is_also_category": false,
        "is_extractable": true,
        "skill_nature": "LANGUAGE",
        "slug": "php",
        "sub_category_id": 96,
        "typical_lifespan": "EVERGREEN",
        "volatility": "STABLE"
      },
      "matched_via": "alias"
    },
    {
      "alias_persist_skipped_reason": "alias_text already exists for this canonical skill",
      "alias_persisted": false,
      "existing_alias_id": 2513,
      "existing_alias_text": "PL/SQL",
      "input_term": "PL/SQL",
      "matched_canonical": {
        "category_id": 6,
        "display_name": "PL/SQL",
        "id": 1567,
        "is_also_category": false,
        "is_extractable": true,
        "skill_nature": "LANGUAGE",
        "slug": "pl-sql",
        "sub_category_id": 1173,
        "typical_lifespan": "EVERGREEN",
        "volatility": "STABLE"
      },
      "matched_via": "alias"
    },
    {
      "alias_persist_skipped_reason": "alias_text already exists for this canonical skill",
      "alias_persisted": false,
      "existing_alias_id": 134,
      "existing_alias_text": "MySQL",
      "input_term": "MySQL",
      "matched_canonical": {
        "category_id": 3,
        "display_name": "MySQL",
        "id": 17,
        "is_also_category": false,
        "is_extractable": true,
        "skill_nature": "TOOL",
        "slug": "mysql",
        "sub_category_id": 29,
        "typical_lifespan": "EVERGREEN",
        "volatility": "STABLE"
      },
      "matched_via": "alias"
    }
  ],
  "candidate_roles": [
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      "display_name": "Java Backend Developer",
      "id": 79,
      "rationale": null,
      "role_archetype": "Engineering",
      "slug": "java-backend-developer",
      "source": "db"
    },
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      "display_name": "Kotlin Backend Developer",
      "id": 84,
      "rationale": null,
      "role_archetype": "Engineering",
      "slug": "kotlin-server-backend-developer",
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    },
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      "id": 87,
      "rationale": null,
      "role_archetype": "Engineering",
      "slug": "scala-backend-developer",
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    },
    {
      "display_name": "Android Developer",
      "id": 4,
      "rationale": null,
      "role_archetype": null,
      "slug": "android-engineer",
      "source": "db"
    },
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      "display_name": "Native Mobile Developer",
      "id": 75,
      "rationale": null,
      "role_archetype": "Engineering",
      "slug": "native-mobile-developer",
      "source": "db"
    },
    {
      "display_name": "Pega Developer",
      "id": 24,
      "rationale": null,
      "role_archetype": null,
      "slug": "pega-developer",
      "source": "db"
    },
    {
      "display_name": "Backend Developer",
      "id": 1,
      "rationale": null,
      "role_archetype": "A Backend Engineer designs, builds, and maintains the server-side logic and data handling that power applications and services. They focus on implementing reliable business functionality, integrating with other systems, and ensuring the backend is scalable, maintainable, and observable.",
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      "display_name": "Fullstack Developer",
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      "slug": "full-stack-engineer",
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    {
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      "role_archetype": "Engineering",
      "slug": "fullstack-developer",
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    },
    {
      "display_name": "Engineering Manager",
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      "rationale": null,
      "role_archetype": null,
      "slug": "engineering-manager",
      "source": "db"
    },
    {
      "display_name": "Data Engineer",
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      "rationale": null,
      "role_archetype": null,
      "slug": "data-engineer",
      "source": "db"
    },
    {
      "display_name": "Node.js Backend Developer",
      "id": 82,
      "rationale": null,
      "role_archetype": "Engineering",
      "slug": "node-backend-developer",
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    },
    {
      "display_name": "PHP Backend Developer",
      "id": 86,
      "rationale": null,
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      "slug": "php-backend-developer",
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    {
      "display_name": "Python Backend Developer",
      "id": 80,
      "rationale": null,
      "role_archetype": "Engineering",
      "slug": "python-backend-developer",
      "source": "db"
    },
    {
      "display_name": ".NET Backend Developer",
      "id": 83,
      "rationale": null,
      "role_archetype": "Engineering",
      "slug": "dotnet-backend-developer",
      "source": "db"
    },
    {
      "display_name": "Ruby Backend Developer",
      "id": 85,
      "rationale": null,
      "role_archetype": "Engineering",
      "slug": "ruby-backend-developer",
      "source": "db"
    },
    {
      "display_name": "Go Backend Developer",
      "id": 81,
      "rationale": null,
      "role_archetype": "Engineering",
      "slug": "go-backend-developer",
      "source": "db"
    },
    {
      "display_name": "Sitecore Dev",
      "id": 233,
      "rationale": null,
      "role_archetype": "Engineering",
      "slug": "sitecore-dev",
      "source": "db"
    },
    {
      "display_name": "Drupal Dev",
      "id": 228,
      "rationale": null,
      "role_archetype": "Engineering",
      "slug": "drupal-dev",
      "source": "db"
    },
    {
      "display_name": "Cyber Security Engineer",
      "id": 5,
      "rationale": null,
      "role_archetype": null,
      "slug": "cybersecurity-engineer",
      "source": "db"
    },
    {
      "display_name": "DevOps Engineer",
      "id": 10,
      "rationale": null,
      "role_archetype": null,
      "slug": "devops-engineer",
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    {
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      "rationale": null,
      "role_archetype": null,
      "slug": "ionic-developer",
      "source": "db"
    },
    {
      "display_name": "Hybrid Mobile Developer",
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      "rationale": null,
      "role_archetype": null,
      "slug": "hybrid-mobile-developer",
      "source": "db"
    },
    {
      "display_name": "Angular Frontend Developer",
      "id": 90,
      "rationale": null,
      "role_archetype": "Engineering",
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      "source": "db"
    },
    {
      "display_name": "Frontend Developer",
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      "slug": "frontend-engineer",
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      "display_name": "React Frontend Developer",
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      "rationale": null,
      "role_archetype": "Engineering",
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      "rationale": null,
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    },
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      "display_name": "Svelte Frontend Developer",
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      "rationale": null,
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      "rationale": null,
      "role_archetype": "Engineering",
      "slug": "vue-frontend-developer",
      "source": "db"
    },
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      "display_name": "Web Developer",
      "id": 25,
      "rationale": null,
      "role_archetype": null,
      "slug": "web-developer",
      "source": "db"
    },
    {
      "display_name": "WordPress Dev",
      "id": 227,
      "rationale": null,
      "role_archetype": "Engineering",
      "slug": "wordpress-dev",
      "source": "db"
    },
    {
      "display_name": "Shopify Dev",
      "id": 230,
      "rationale": null,
      "role_archetype": "Engineering",
      "slug": "shopify-dev",
      "source": "db"
    },
    {
      "display_name": "Magento Dev",
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      "rationale": null,
      "role_archetype": "Engineering",
      "slug": "magento-dev",
      "source": "db"
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  ],
  "chosen_role": {
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    "rationale": "Domain=Software Engineering \u2192 sub-role java-backend-developer; The JD is centered on Java/J2EE server-side development with servlets, JSP, Struts, Spring, Hibernate, JPA, Tomcat/JBoss, REST/SOAP, and database work, which best matches Backend Developer.",
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        "source": "db"
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          "display_name": "Java Backend Developer",
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          "display_name": "Kotlin Backend Developer",
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        },
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          "display_name": "Scala Backend Developer",
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          "rationale": null,
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      ]
    },
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        "rationale": "Primary implementation languages for Android app features, platform integration, and client-side business logic. Android engineers use these languages to build screens, state flows, service adapters, and device-aware behavior.",
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          "display_name": "Android Developer",
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          "rationale": null,
          "role_archetype": null,
          "slug": "android-engineer",
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        }
      ]
    },
    {
      "dimension": {
        "difficulty_hint": "well_known",
        "display_name": "Native Mobile Languages",
        "id": 274,
        "rationale": "Primary implementation languages used to build platform-specific app features, UI logic, and device integrations. This is the core coding surface for native mobile work on one platform.",
        "slug": "native-mobile-languages",
        "source": "db"
      },
      "input_skill": "Java",
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      "roles_from_db": [
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          "display_name": "Native Mobile Developer",
          "id": 75,
          "rationale": null,
          "role_archetype": "Engineering",
          "slug": "native-mobile-developer",
          "source": "db"
        }
      ]
    },
    {
      "dimension": {
        "difficulty_hint": "well_known",
        "display_name": "Pega Programming Languages \u0026 DSLs",
        "id": 267,
        "rationale": "Programming languages and domain-specific languages used in Pega development.",
        "slug": "pega-programming-languages-dsls",
        "source": "db"
      },
      "input_skill": "Java",
      "llm_role": null,
      "roles_from_db": [
        {
          "display_name": "Pega Developer",
          "id": 24,
          "rationale": null,
          "role_archetype": null,
          "slug": "pega-developer",
          "source": "db"
        }
      ]
    },
    {
      "dimension": {
        "difficulty_hint": "well_known",
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              "slug": "engineering-manager",
              "source": "db"
            }
          ]
        },
        {
          "dimension": {
            "difficulty_hint": "well_known",
            "display_name": "Programming Languages \u0026 Template Languages",
            "id": 359,
            "rationale": "The languages and domain-specific templating languages used for Drupal development and theming.",
            "slug": "programming-languages-template-languages",
            "source": "db"
          },
          "input_skill": "JavaScript",
          "llm_role": null,
          "roles_from_db": [
            {
              "display_name": "Drupal Dev",
              "id": 228,
              "rationale": null,
              "role_archetype": "Engineering",
              "slug": "drupal-dev",
              "source": "db"
            }
          ]
        },
        {
          "dimension": {
            "difficulty_hint": "well_known",
            "display_name": "Sitecore Development Languages",
            "id": 438,
            "rationale": "Core implementation languages and markup used to build Sitecore customizations, rendering logic, and site behavior. This is the primary authoring surface for Sitecore-specific code and templates.",
            "slug": "sitecore-development-languages",
            "source": "db"
          },
          "input_skill": "JavaScript",
          "llm_role": null,
          "roles_from_db": [
            {
              "display_name": "Sitecore Dev",
              "id": 233,
              "rationale": null,
              "role_archetype": "Engineering",
              "slug": "sitecore-dev",
              "source": "db"
            }
          ]
        },
        {
          "dimension": {
            "difficulty_hint": "well_known",
            "display_name": "Storefront JavaScript and DOM Behavior",
            "id": 422,
            "rationale": "Client-side behavior used to enhance Shopify storefront interactions beyond static theme rendering. This includes interactive UI logic, event handling, and progressive enhancement within theme constraints.",
            "slug": "storefront-javascript-and-dom-behavior",
            "source": "db"
          },
          "input_skill": "JavaScript",
          "llm_role": null,
          "roles_from_db": [
            {
              "display_name": "Shopify Dev",
              "id": 230,
              "rationale": null,
              "role_archetype": "Engineering",
              "slug": "shopify-dev",
              "source": "db"
            }
          ]
        }
      ],
      "input_skill": "JavaScript",
      "matched_via": "alias",
      "new_alias_persisted": false,
      "new_alias_text": null,
      "new_skill_meta": null,
      "source_tag": "db",
      "was_in_llm_skills": true
    },
    {
      "aliases_in_db": [
        {
          "alias_text": "PHP",
          "alias_type": "CANONICAL",
          "id": 4444,
          "is_primary": true,
          "match_strategy": "CASE_INSENSITIVE"
        }
      ],
      "canonical": {
        "category_id": 6,
        "display_name": "PHP",
        "id": 2986,
        "is_also_category": false,
        "is_extractable": true,
        "skill_nature": "LANGUAGE",
        "slug": "php",
        "sub_category_id": 96,
        "typical_lifespan": "EVERGREEN",
        "volatility": "STABLE"
      },
      "dimensions": [
        {
          "dimension": {
            "difficulty_hint": "well_known",
            "display_name": "PHP and Magento Extension Points",
            "id": 391,
            "rationale": "Core implementation surface for Magento customizations, including module code, event-driven hooks, and platform conventions. This is the primary language-and-framework cluster for building upgrade-safe storefront behavior.",
            "slug": "php-and-magento-extension-points",
            "source": "db"
          },
          "input_skill": "PHP",
          "llm_role": null,
          "roles_from_db": [
            {
              "display_name": "Magento Dev",
              "id": 231,
              "rationale": null,
              "role_archetype": "Engineering",
              "slug": "magento-dev",
              "source": "db"
            }
          ]
        },
        {
          "dimension": {
            "difficulty_hint": "well_known",
            "display_name": "PHP and WordPress Hooks",
            "id": 326,
            "rationale": "Core implementation language and extension points used to build WordPress behavior. This covers PHP code that powers themes, plugins, and site-specific customizations, plus the hook system that stitches features into WordPress lifecycle events.",
            "slug": "php-and-wordpress-hooks",
            "source": "db"
          },
          "input_skill": "PHP",
          "llm_role": null,
          "roles_from_db": [
            {
              "display_name": "WordPress Dev",
              "id": 227,
              "rationale": null,
              "role_archetype": "Engineering",
              "slug": "wordpress-dev",
              "source": "db"
            }
          ]
        },
        {
          "dimension": {
            "difficulty_hint": "well_known",
            "display_name": "Programming Languages \u0026 Template Languages",
            "id": 359,
            "rationale": "The languages and domain-specific templating languages used for Drupal development and theming.",
            "slug": "programming-languages-template-languages",
            "source": "db"
          },
          "input_skill": "PHP",
          "llm_role": null,
          "roles_from_db": [
            {
              "display_name": "Drupal Dev",
              "id": 228,
              "rationale": null,
              "role_archetype": "Engineering",
              "slug": "drupal-dev",
              "source": "db"
            }
          ]
        }
      ],
      "input_skill": "PHP",
      "matched_via": "alias",
      "new_alias_persisted": false,
      "new_alias_text": null,
      "new_skill_meta": null,
      "source_tag": "db",
      "was_in_llm_skills": true
    },
    {
      "aliases_in_db": [
        {
          "alias_text": "PL/SQL",
          "alias_type": "CANONICAL",
          "id": 2513,
          "is_primary": false,
          "match_strategy": "CASE_INSENSITIVE"
        }
      ],
      "canonical": {
        "category_id": 6,
        "display_name": "PL/SQL",
        "id": 1567,
        "is_also_category": false,
        "is_extractable": true,
        "skill_nature": "LANGUAGE",
        "slug": "pl-sql",
        "sub_category_id": 1173,
        "typical_lifespan": "EVERGREEN",
        "volatility": "STABLE"
      },
      "dimensions": [
        {
          "dimension": {
            "difficulty_hint": "well_known",
            "display_name": "React Frontend Development",
            "id": 96,
            "rationale": "Building interactive web user interfaces with React.js, including component composition, state management, hooks, and rendering patterns. React.js belongs here because it is a core library for client-side UI development in modern web applications.",
            "slug": "d_init_01",
            "source": "db"
          },
          "input_skill": "PL/SQL",
          "llm_role": null,
          "roles_from_db": []
        }
      ],
      "input_skill": "PL/SQL",
      "matched_via": "alias",
      "new_alias_persisted": false,
      "new_alias_text": null,
      "new_skill_meta": null,
      "source_tag": "db",
      "was_in_llm_skills": true
    },
    {
      "aliases_in_db": [],
      "canonical": null,
      "dimensions": [],
      "input_skill": "CMS",
      "matched_via": null,
      "new_alias_persisted": false,
      "new_alias_text": null,
      "new_skill_meta": {
        "derived": {
          "category": "Other",
          "skill_nature": "TOOL",
          "sub_category": "general",
          "typical_lifespan": "MULTI_YEAR",
          "version_strategy": "UNVERSIONED",
          "volatility": "MEDIUM"
        },
        "enrichment": null,
        "keep_log": [],
        "locked_dimensions": [],
        "merge_log": [],
        "placed": null,
        "relationships": null,
        "skill_id": "cms",
        "split_log": [],
        "typed": null,
        "warnings": []
      },
      "source_tag": "llm",
      "was_in_llm_skills": true
    },
    {
      "aliases_in_db": [],
      "canonical": null,
      "dimensions": [],
      "input_skill": "WAP",
      "matched_via": null,
      "new_alias_persisted": false,
      "new_alias_text": null,
      "new_skill_meta": {
        "derived": {
          "category": "Other",
          "skill_nature": "TOOL",
          "sub_category": "general",
          "typical_lifespan": "MULTI_YEAR",
          "version_strategy": "UNVERSIONED",
          "volatility": "MEDIUM"
        },
        "enrichment": null,
        "keep_log": [],
        "locked_dimensions": [],
        "merge_log": [],
        "placed": null,
        "relationships": null,
        "skill_id": "wap",
        "split_log": [],
        "typed": null,
        "warnings": []
      },
      "source_tag": "llm",
      "was_in_llm_skills": true
    },
    {
      "aliases_in_db": [],
      "canonical": null,
      "dimensions": [],
      "input_skill": "USSD",
      "matched_via": null,
      "new_alias_persisted": false,
      "new_alias_text": null,
      "new_skill_meta": {
        "derived": {
          "category": "Other",
          "skill_nature": "TOOL",
          "sub_category": "general",
          "typical_lifespan": "MULTI_YEAR",
          "version_strategy": "UNVERSIONED",
          "volatility": "MEDIUM"
        },
        "enrichment": null,
        "keep_log": [],
        "locked_dimensions": [],
        "merge_log": [],
        "placed": null,
        "relationships": null,
        "skill_id": "ussd",
        "split_log": [],
        "typed": null,
        "warnings": []
      },
      "source_tag": "llm",
      "was_in_llm_skills": true
    },
    {
      "aliases_in_db": [],
      "canonical": null,
      "dimensions": [],
      "input_skill": "IVR",
      "matched_via": null,
      "new_alias_persisted": false,
      "new_alias_text": null,
      "new_skill_meta": {
        "derived": {
          "category": "Other",
          "skill_nature": "TOOL",
          "sub_category": "general",
          "typical_lifespan": "MULTI_YEAR",
          "version_strategy": "UNVERSIONED",
          "volatility": "MEDIUM"
        },
        "enrichment": null,
        "keep_log": [],
        "locked_dimensions": [],
        "merge_log": [],
        "placed": null,
        "relationships": null,
        "skill_id": "ivr",
        "split_log": [],
        "typed": null,
        "warnings": []
      },
      "source_tag": "llm",
      "was_in_llm_skills": true
    },
    {
      "aliases_in_db": [],
      "canonical": null,
      "dimensions": [],
      "input_skill": "SMS",
      "matched_via": null,
      "new_alias_persisted": false,
      "new_alias_text": null,
      "new_skill_meta": {
        "derived": {
          "category": "Other",
          "skill_nature": "TOOL",
          "sub_category": "general",
          "typical_lifespan": "MULTI_YEAR",
          "version_strategy": "UNVERSIONED",
          "volatility": "MEDIUM"
        },
        "enrichment": null,
        "keep_log": [],
        "locked_dimensions": [],
        "merge_log": [],
        "placed": null,
        "relationships": null,
        "skill_id": "sms",
        "split_log": [],
        "typed": null,
        "warnings": []
      },
      "source_tag": "llm",
      "was_in_llm_skills": true
    },
    {
      "aliases_in_db": [],
      "canonical": null,
      "dimensions": [],
      "input_skill": "STK",
      "matched_via": null,
      "new_alias_persisted": false,
      "new_alias_text": null,
      "new_skill_meta": {
        "derived": {
          "category": "Other",
          "skill_nature": "TOOL",
          "sub_category": "general",
          "typical_lifespan": "MULTI_YEAR",
          "version_strategy": "UNVERSIONED",
          "volatility": "MEDIUM"
        },
        "enrichment": null,
        "keep_log": [],
        "locked_dimensions": [],
        "merge_log": [],
        "placed": null,
        "relationships": null,
        "skill_id": "stk",
        "split_log": [],
        "typed": null,
        "warnings": []
      },
      "source_tag": "llm",
      "was_in_llm_skills": true
    },
    {
      "aliases_in_db": [
        {
          "alias_text": "MySQL",
          "alias_type": "CANONICAL",
          "id": 134,
          "is_primary": true,
          "match_strategy": "CASE_INSENSITIVE"
        }
      ],
      "canonical": {
        "category_id": 3,
        "display_name": "MySQL",
        "id": 17,
        "is_also_category": false,
        "is_extractable": true,
        "skill_nature": "TOOL",
        "slug": "mysql",
        "sub_category_id": 29,
        "typical_lifespan": "EVERGREEN",
        "volatility": "STABLE"
      },
      "dimensions": [
        {
          "dimension": {
            "difficulty_hint": "well_known",
            "display_name": "Relational Data Modeling",
            "id": 216,
            "rationale": "Modeling and tuning relational persistence for backend features. PHP backend developers need this to shape schemas, indexes, transactions, and query-aware data structures that support application behavior.",
            "slug": "relational-data-modeling",
            "source": "db"
          },
          "input_skill": "MySQL",
          "llm_role": null,
          "roles_from_db": [
            {
              "display_name": "Fullstack Developer",
              "id": 435,
              "rationale": null,
              "role_archetype": "Engineering",
              "slug": "fullstack-developer",
              "source": "db"
            },
            {
              "display_name": "Fullstack Developer",
              "id": 15,
              "rationale": null,
              "role_archetype": null,
              "slug": "full-stack-engineer",
              "source": "db"
            },
            {
              "display_name": "PHP Backend Developer",
              "id": 86,
              "rationale": null,
              "role_archetype": "Engineering",
              "slug": "php-backend-developer",
              "source": "db"
            }
          ]
        },
        {
          "dimension": {
            "difficulty_hint": "well_known",
            "display_name": "Relational Database Design",
            "id": 4,
            "rationale": "Modeling and operating relational persistence for backend services. Includes schema design, normalization, indexing, transactions, and query tuning for operational data stores.",
            "slug": "relational-database-design",
            "source": "db"
          },
          "input_skill": "MySQL",
          "llm_role": null,
          "roles_from_db": [
            {
              "display_name": ".NET Backend Developer",
              "id": 83,
              "rationale": null,
              "role_archetype": "Engineering",
              "slug": "dotnet-backend-developer",
              "source": "db"
            },
            {
              "display_name": "Backend Developer",
              "id": 1,
              "rationale": null,
              "role_archetype": "A Backend Engineer designs, builds, and maintains the server-side logic and data handling that power applications and services. They focus on implementing reliable business functionality, integrating with other systems, and ensuring the backend is scalable, maintainable, and observable.",
              "slug": "backend-engineer",
              "source": "db"
            },
            {
              "display_name": "Kotlin Backend Developer",
              "id": 84,
              "rationale": null,
              "role_archetype": "Engineering",
              "slug": "kotlin-server-backend-developer",
              "source": "db"
            },
            {
              "display_name": "Node.js Backend Developer",
              "id": 82,
              "rationale": null,
              "role_archetype": "Engineering",
              "slug": "node-backend-developer",
              "source": "db"
            },
            {
              "display_name": "Python Backend Developer",
              "id": 80,
              "rationale": null,
              "role_archetype": "Engineering",
              "slug": "python-backend-developer",
              "source": "db"
            },
            {
              "display_name": "Ruby Backend Developer",
              "id": 85,
              "rationale": null,
              "role_archetype": "Engineering",
              "slug": "ruby-backend-developer",
              "source": "db"
            },
            {
              "display_name": "Scala Backend Developer",
              "id": 87,
              "rationale": null,
              "role_archetype": "Engineering",
              "slug": "scala-backend-developer",
              "source": "db"
            }
          ]
        },
        {
          "dimension": {
            "difficulty_hint": "well_known",
            "display_name": "Relational Database Usage",
            "id": 371,
            "rationale": "Working effectively with operational relational databases from Go backend services. This includes schema-aware querying, indexing awareness, transactions, and understanding how service code interacts with PostgreSQL or similar systems.",
            "slug": "relational-database-usage",
            "source": "db"
          },
          "input_skill": "MySQL",
          "llm_role": null,
          "roles_from_db": [
            {
              "display_name": "Go Backend Developer",
              "id": 81,
              "rationale": null,
              "role_archetype": "Engineering",
              "slug": "go-backend-developer",
              "source": "db"
            }
          ]
        }
      ],
      "input_skill": "MySQL",
      "matched_via": "alias",
      "new_alias_persisted": false,
      "new_alias_text": null,
      "new_skill_meta": null,
      "source_tag": "db",
      "was_in_llm_skills": true
    },
    {
      "aliases_in_db": [],
      "canonical": null,
      "dimensions": [],
      "input_skill": "EJB",
      "matched_via": null,
      "new_alias_persisted": false,
      "new_alias_text": null,
      "new_skill_meta": {
        "derived": {
          "category": "Other",
          "skill_nature": "TOOL",
          "sub_category": "general",
          "typical_lifespan": "MULTI_YEAR",
          "version_strategy": "UNVERSIONED",
          "volatility": "MEDIUM"
        },
        "enrichment": null,
        "keep_log": [],
        "locked_dimensions": [],
        "merge_log": [],
        "placed": null,
        "relationships": null,
        "skill_id": "ejb",
        "split_log": [],
        "typed": null,
        "warnings": []
      },
      "source_tag": "llm",
      "was_in_llm_skills": true
    },
    {
      "aliases_in_db": [],
      "canonical": null,
      "dimensions": [],
      "input_skill": "SMPP",
      "matched_via": null,
      "new_alias_persisted": false,
      "new_alias_text": null,
      "new_skill_meta": {
        "derived": {
          "category": "Other",
          "skill_nature": "TOOL",
          "sub_category": "general",
          "typical_lifespan": "MULTI_YEAR",
          "version_strategy": "UNVERSIONED",
          "volatility": "MEDIUM"
        },
        "enrichment": null,
        "keep_log": [],
        "locked_dimensions": [],
        "merge_log": [],
        "placed": null,
        "relationships": null,
        "skill_id": "smpp",
        "split_log": [],
        "typed": null,
        "warnings": []
      },
      "source_tag": "llm",
      "was_in_llm_skills": true
    },
    {
      "aliases_in_db": [],
      "canonical": null,
      "dimensions": [],
      "input_skill": "MMS",
      "matched_via": null,
      "new_alias_persisted": false,
      "new_alias_text": null,
      "new_skill_meta": {
        "derived": {
          "category": "Other",
          "skill_nature": "TOOL",
          "sub_category": "general",
          "typical_lifespan": "MULTI_YEAR",
          "version_strategy": "UNVERSIONED",
          "volatility": "MEDIUM"
        },
        "enrichment": null,
        "keep_log": [],
        "locked_dimensions": [],
        "merge_log": [],
        "placed": null,
        "relationships": null,
        "skill_id": "mms",
        "split_log": [],
        "typed": null,
        "warnings": []
      },
      "source_tag": "llm",
      "was_in_llm_skills": true
    }
  ],
  "unmatched_skills": [
    "Servlets",
    "JAR",
    "WAR",
    "Java Persistence API",
    "JBoss",
    "JDBC",
    "JSP",
    "Struts",
    "Linux",
    "Unix",
    "AWK",
    "SED",
    "Oracle",
    "JUnit",
    "SVN",
    "CMS",
    "WAP",
    "USSD",
    "IVR",
    "SMS",
    "STK",
    "EJB",
    "SMPP",
    "MMS"
  ]
}
API 3 — final-role-output
{
  "chosen_role": {
    "display_name": "Backend Developer",
    "id": 1,
    "rationale": "Domain=Software Engineering \u2192 sub-role java-backend-developer; The JD is centered on Java/J2EE server-side development with servlets, JSP, Struts, Spring, Hibernate, JPA, Tomcat/JBoss, REST/SOAP, and database work, which best matches Backend Developer.",
    "role_archetype": "A Backend Engineer designs, builds, and maintains the server-side logic and data handling that power applications and services. They focus on implementing reliable business functionality, integrating with other systems, and ensuring the backend is scalable, maintainable, and observable.",
    "slug": "backend-engineer",
    "source": "db"
  },
  "chosen_role_resolution": "in_db",
  "final_input_skills": [
    {
      "skill": "Java",
      "tag": "in_db"
    },
    {
      "skill": "J2EE",
      "tag": "in_db"
    },
    {
      "skill": "Servlets",
      "tag": "new"
    },
    {
      "skill": "JAR",
      "tag": "new"
    },
    {
      "skill": "WAR",
      "tag": "new"
    },
    {
      "skill": "EAR",
      "tag": "in_db"
    },
    {
      "skill": "Java Persistence API",
      "tag": "new"
    },
    {
      "skill": "JPA",
      "tag": "in_db"
    },
    {
      "skill": "Hibernate",
      "tag": "in_db"
    },
    {
      "skill": "Tomcat",
      "tag": "in_db"
    },
    {
      "skill": "JBoss",
      "tag": "new"
    },
    {
      "skill": "JDBC",
      "tag": "new"
    },
    {
      "skill": "JSP",
      "tag": "new"
    },
    {
      "skill": "Struts",
      "tag": "new"
    },
    {
      "skill": "XML",
      "tag": "in_db"
    },
    {
      "skill": "Linux",
      "tag": "new"
    },
    {
      "skill": "Unix",
      "tag": "new"
    },
    {
      "skill": "REST",
      "tag": "in_db"
    },
    {
      "skill": "SOAP",
      "tag": "in_db"
    },
    {
      "skill": "Bash",
      "tag": "in_db"
    },
    {
      "skill": "AWK",
      "tag": "new"
    },
    {
      "skill": "SED",
      "tag": "new"
    },
    {
      "skill": "SQL",
      "tag": "in_db"
    },
    {
      "skill": "Oracle",
      "tag": "new"
    },
    {
      "skill": "JUnit",
      "tag": "new"
    },
    {
      "skill": "SVN",
      "tag": "new"
    },
    {
      "skill": "Maven",
      "tag": "in_db"
    },
    {
      "skill": "Spring",
      "tag": "in_db"
    },
    {
      "skill": "JavaScript",
      "tag": "in_db"
    },
    {
      "skill": "PHP",
      "tag": "in_db"
    },
    {
      "skill": "PL/SQL",
      "tag": "in_db"
    },
    {
      "skill": "CMS",
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        ],
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        ],
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}

LLM Calls

Every model call made for this run, in pipeline order. Click a card to see the model's response.

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