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Pipeline run

3cc8a27b-9460-4b0f-950a-516d53d7cde5

Pipeline LLM cost (USD)
API 1: $0.0129 API 2: $0.0004 API 3: $0.0000 Total: $0.0133

Client output enrichment

v2 Skill cluster · Nature of work · AI index · Tech stack maturity · Evidence · KRA description
role baseline loaded sources · ai_index: jd · nature_of_work: jd · tech_stack_maturity: jd
Nature of work · Performance and production support
Backend Java engineer debugging production incidents, fixing code root causes, and tuning performance across DB, batch, UI, and cache issues. Also builds Spring Boot/REST services with tests, SQL, and scalable code.
""Good experience in handling production incidents and should be able to debug and fix the java code with right root causes.""
Tech stack maturity
Mainstream Modern
The skill set centers on widely adopted enterprise backend technologies such as Java, Spring Boot, microservices, REST, SQL, and multithreading, which are characteristic of mainstream modern development.
AI index (0 = no AI use, 5 = totally AI-dependent · v2.1)
0.00 / 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 (32)
Java Java 8 Java 11 Multithreading Collections Spring Spring Boot Microservices REST API Spring MVC Inversion of Control AOP Spring JDBC Object-Oriented Design REST SOAP HashMap Streams SQL JavaScript Design Patterns Singleton Observer Chain of Responsibility Agile +7
Skill cluster (9 dimension groups, role-scoped)
Programming Languages
Java Java 8 Java 11 JavaScript
Web Application Frameworks
Spring Spring Boot Spring MVC
API Design and Contracts
REST
Component Libraries and Design Systems
Bootstrap
Concurrency and Parallel Processing
Multithreading
External System Integrations
SOAP
Microservices and Distributed Systems
Microservices
Testing and Quality Assurance
Integration Testing
Cross-cutting / unaligned
Collections REST API Inversion of Control AOP Spring JDBC Object-Oriented Design HashMap Streams SQL Design Patterns Singleton Observer Chain of Responsibility Agile Scrum Unit Testing Java Beans Java Servlets Waterfall
Show KRA description ↓
Core Java 8 or 11 and above version Hands-on individual contributor will be responsible for producing excellent quality of code, adhering to expected coding standards and industry best practices. Good experience in handling production incidents and should be able to debug and fix the java code with right root causes. Problem- solving/ Troubleshooting skills, Able identify DB/Batchjob/UI/Cache/Performance issues at code level. Troubleshooting design flaws and system bottlenecks. Ability to solve complex software system issues. Extensive experience in Core Java, multithreading, collections, spring, and any web services. Strong Communication Skills - Should be interacting with client stakeholders to probe a technical problem or clarify requirement specifications. The person has to be a very fast coder, with a very sharp learning curve and should be motivated to work in a startup kind of environment. Experience with design patterns - Singleton, Observer, and Chain of Responsibilities. Hands on experience into Java 8, Java 11 Spring Boot/Microservices, Rest API. Must be strong programming/Coding in Java. Strong Knowledge on Application Development using Software Development Life Cycle SDLC using various methodologies like Waterfall, Agile/Scrum. Strong experience in Spring Framework such as Spring MVC, IOC, AOP and Spring JDBC. Good to have experince in estimating coding Unit Testing, integration testing, bug fixes implementation. Experience in Bootstrap compatibility, Object-Oriented Design, Web Services (REST/SOAP) Web Services (Restful/Any web services). HashMap, Spring working experience is a must. Experience in writing code using streams(filter,map etc). Experience in writing sql query and strong in DB concepts. 4-6 Years of Architecture Experience in Java. Designing scalable architecture systems for Java-based applications. Performing validation tests to ensure the flexibility and scalability of the Java environment. Assisting the software design team with application integration. Conducting system performance tests and systems reports. Proficiency with Java, Java Beans, Java Servlets, and JavaScript. Experience with the design and implementation of software networks. Experience with software design and web programming. Good communication skills.

Signals

Skill backend-engineer
0.35
Alias
KRA backend-engineer
0.56

Post-classification

Centroidupdated · n=128
Alias collision log
New-role queue
New skills captured12
New KRA captured

Captured for admin review

REST API primary Backend Developer pending
Inversion of Control primary Backend Developer pending
AOP primary Backend Developer pending
Spring JDBC primary Backend Developer pending
Object-Oriented Design primary Backend Developer pending
HashMap primary Backend Developer pending
Java Beans Backend Developer pending
Java Servlets Backend Developer pending
Singleton primary Backend Developer pending
Observer primary Backend Developer pending
Chain of Responsibility primary Backend Developer pending
Waterfall Backend Developer pending
Status: completed Created: 2026-05-27T13:41:19.761656Z Updated: 2026-05-27T13:45:10.515349Z API 3 duration: 117765 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/Spring-based server-side application development, microservices, REST APIs, debugging, and scalable backend architecture.

Matched skills

Core Java 8Java 11multithreadingcollectionsspringSpring BootMicroservicesRest APISpring MVCIOCAOPSpring JDBCBootstrapHashMapstreamsSQLJava BeansJava ServletsJavaScriptREST/SOAP

Matched dimensions

Java backend developmentMicroservices and REST API developmentProduction incident debugging and troubleshootingApplication architecture and scalabilitySpring framework developmentDatabase and performance problem solvingSDLC-based software deliverySystem integration and validation testing

Matched KRAs

Producing excellent quality of codeDebug and fix the java code with right root causesIdentify DB/Batchjob/UI/Cache/Performance issues at code levelTroubleshooting design flaws and system bottlenecksSolve complex software system issuesInteracting with client stakeholdersDesigning scalable architecture systems for Java-based applicationsConducting system performance tests and systems reports

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
9
Skipped

Job description

Mandatory Skill: Core Java 8 or 11 and above version

Java (preferably Java8), J2EE, Spring Framework, Spring Boot, Microservices, Junit

SQL(Oracle/MySQL)

• Hands-on individual contributor will be responsible for producing excellent quality of code, adhering to expected coding standards and industry best practices.
• Good experience in handling production incidents and should be able to debug and fix the java code with right root causes.
• Problem- solving/ Troubleshooting skills, Able identify DB/Batchjob/UI/Cache/Performance issues at code level.
• Troubleshooting design flaws and system bottlenecks.
• Ability to solve complex software system issues.
• Extensive experience in Core Java, multithreading, collections, spring, and any web services.
• Strong Communication Skills - Should be interacting with client stakeholders to probe a technical problem or clarify requirement specifications
• The person has to be a very fast coder, with a very sharp learning curve and should be motivated to work in a startup kind of environment.
• Experience with design patterns - Singleton, Observer, and Chain of Responsibilities.
• Hands on experience into Java 8, Java 11 Spring Boot/Microservices, Rest API.
• Must be strong programming/Coding in Java
• Strong Knowledge on Application Development using Software Development Life Cycle SDLC using various methodologies like Waterfall, Agile/Scrum.
• Strong experience in Spring Framework such as Spring MVC, IOC, AOP and Spring JDBC.
• Good to have experince in estimating coding Unit Testing, integration testing, bug fixes implementation.
• Experience in Bootstrap compatibility, Object-Oriented Design, Web Services (REST/SOAP) Web Services (Restful/Any web services).


HashMap, Spring working experience is a must.

Experience in writing code using streams(filter,map etc)

Experience in writing sql query and strong in DB concepts.

• 4-6 Years of Architecture Experience in Java.
• Designing scalable architecture systems for Java-based applications.
• Performing validation tests to ensure the flexibility and scalability of the Java environment.
• Assisting the software design team with application integration.
• Conducting system performance tests and systems reports.
• Proficiency with Java, Java Beans, Java Servlets, and JavaScript.
• Experience with the design and implementation of software networks.
• Experience with software design and web programming.
• Good communication skills.
• Mandatory Certificate :Oracle Certified Associate, Java SE 11 Programmer

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

  • 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 for Data Work
programming-languages-for-data-work
Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
Java 8 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

  • 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 for Data Work
programming-languages-for-data-work
Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
Java 11 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

  • 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 for Data Work
programming-languages-for-data-work
Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
Multithreading Primary Library skill API 3: existing canonical (in_db) Existing skill (matched library)
Canonical: multithreading id=82 · multithreading

Aliases — catalog

  • multithreading (CANONICAL) primary

Context tags (catalog)

atomic operations concurrent execution condition variable deadlock lock contention mutex non-blocking parallelism producer-consumer race condition semaphore synchronization thread pool thread-safe work stealing

Stored enrichment (catalog DB)

Category
Concept
Sub-category
Concurrency Concept
Confidence
0.94
Version strategy
NOT_APPLICABLE

Maturity reasoning: Common requirement in JDs for backend, systems, and mobile roles; widely taught and used across Java, C++, Go, and Python concurrency stacks.

Skill profile (library / DB)

Skill nature
CONCEPT
Volatility
STABLE
Typical lifespan
EVERGREEN
Category id
2
Sub-category id
7
Extractable
True
Also category
False

Dimensions (API 2 worklist)

  • Concurrency and Parallel Processing Catalog dimension db id 17

    Library dimension (catalog)

    Roles linked in library: Backend Developer, Java Backend Developer, Node.js Backend Developer, Ruby Backend Developer, Scala Backend Developer

API 3 link attempts (this skill)

Dimension Skill↔dim Role↔dim Outcome
Concurrency and Parallel Processing
concurrency-and-parallel-processing
Existing dimension (library) · Role↔dimension saved
Collections Primary Library skill API 3: existing canonical (in_db) Existing skill (matched library)
Canonical: Collections id=3723 · collections

Aliases — catalog

  • Collections (CANONICAL) primary

Context tags (catalog)

array comprehension dictionary filtering hashmap immutable iterable list map mutable nested queue reduce set sorting stack

Stored enrichment (catalog DB)

Category
Concept
Sub-category
Data Structure Concept
Confidence
0.70
Version strategy
NOT_APPLICABLE

Maturity reasoning: Core data-structure concept appears in most software engineering JDs and interview loops; widely used across languages and frameworks, with no sunset or replacement signal.

Skill profile (library / DB)

Skill nature
CONCEPT
Volatility
STABLE
Typical lifespan
EVERGREEN
Category id
2
Sub-category id
2874
Extractable
True
Also category
False

Dimensions (API 2 worklist)

  • Magento Data Models and Repositories Catalog dimension db id 400

    Library dimension (catalog)

    Roles linked in library: Magento Dev

API 3 link attempts (this skill)

Dimension Skill↔dim Role↔dim Outcome
Magento Data Models and Repositories
magento-data-models-and-repositories
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, 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
Spring Boot Primary Library skill API 3: existing canonical (in_db) Existing skill (matched library)
Canonical: Spring Boot id=6 · spring-boot

Aliases — catalog

  • Spring Boot (CANONICAL) primary
  • SB2 (VERSION)
  • SB3 (VERSION)
  • Spring Boot 2 (VERSION)
  • Spring Boot 2.x (VERSION)
  • Spring Boot 3 (VERSION)
  • Spring Boot 3.x (VERSION)
  • boot2 (VERSION)
  • boot3 (VERSION)

Context tags (catalog)

Actuator Dependency Injection Docker Embedded Tomcat Gradle Hibernate JPA JUnit Java EE Kafka Kubernetes Maven Microservices REST APIs RESTful RESTful API Spring Cloud Spring Data Spring Data JPA Spring MVC Spring Security Thymeleaf WebFlux application.properties dependency injection microservices

Stored enrichment (catalog DB)

Category
Framework
Sub-category
Backend Framework
Vendor
Pivotal Software
License
apache_2
Year introduced
2014
Confidence
0.99
Version strategy
SEPARATE_ENTITY
Version tag
3.x

Maturity reasoning: Spring Boot appears in a large volume of backend Java job descriptions and is the default Spring stack for new services; Spring’s own docs and ecosystem center on Boot for production apps.

Skill profile (library / DB)

Skill nature
FRAMEWORK
Volatility
STABLE
Typical lifespan
EVERGREEN
Category id
5
Sub-category id
35
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, Java Backend Developer, Node.js Backend Developer, PHP Backend Developer, Python Backend Developer

  • Web Service Frameworks Catalog dimension db id 390

    Library dimension (catalog)

    Roles linked in library: Kotlin Backend Developer, Scala 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
Web Service Frameworks
web-service-frameworks
Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
Microservices Primary Library skill API 3: existing canonical (in_db) Existing skill (matched library)
Canonical: microservices id=41 · microservices

Aliases — catalog

  • microservices (CANONICAL) primary

Context tags (catalog)

API Gateway API gateway CQRS DevOps Docker Kubernetes REST API RESTful services Saga pattern Spring Boot circuit breaker containerization decentralized distributed tracing domain-driven design event sourcing event-driven event-driven architecture gRPC load balancing message broker microservices patterns monitoring scalability service discovery service mesh

Stored enrichment (catalog DB)

Category
Architecture
Sub-category
Distributed System Architecture
Confidence
0.99
Version strategy
NOT_APPLICABLE

Maturity reasoning: Microservices is a common architecture in job descriptions across backend/cloud roles, and major vendors like AWS, Google Cloud, and Kubernetes ecosystems provide first-class support and reference patterns.

Skill profile (library / DB)

Skill nature
PATTERN
Volatility
STABLE
Typical lifespan
EVERGREEN
Category id
1
Sub-category id
1
Extractable
True
Also category
False

Dimensions (API 2 worklist)

  • Microservices and Distributed Systems Catalog dimension db id 9

    Library dimension (catalog)

    Roles linked in library: Backend Developer, Node.js Backend Developer, Scala Backend Developer

API 3 link attempts (this skill)

Dimension Skill↔dim Role↔dim Outcome
Microservices and Distributed Systems
microservices-and-distributed-systems
Existing dimension (library) · Role↔dimension saved
REST API Primary Library skill API 3: existing canonical (in_db) Existing skill (matched library)
Canonical: REST APIs id=457 · rest-apis

Aliases — catalog

  • REST APIs (CANONICAL) primary

Context tags (catalog)

API Gateway API gateway API versioning CORS CRUD HATEOAS HTTP JSON OAuth OAuth 2.0 OpenAPI Postman RESTful RESTful services Swagger URI Webhooks authentication authorization client-server endpoint endpoints idempotency microservices middleware pagination query parameters rate limiting resource representation resource-oriented serialization stateless status codes throttling versioning webhooks

Stored enrichment (catalog DB)

Category
Protocol
Sub-category
Rest Api Architecture Style
Year introduced
2000
Confidence
0.78
Version strategy
NOT_APPLICABLE

Maturity reasoning: REST APIs are a standard requirement in many software JDs and API platform docs; they remain the default web service style alongside OpenAPI/JSON over HTTP, with no vendor sunset or replacement trend.

Skill profile (library / DB)

Skill nature
PROTOCOL
Volatility
STABLE
Typical lifespan
EVERGREEN
Category id
10
Sub-category id
3376
Extractable
True
Also category
False

Dimensions (API 2 worklist)

  • API Integration and Data Fetching Catalog dimension db id 127

    Library dimension (catalog)

    Roles linked in library: Angular Frontend Developer, Frontend Developer, Fullstack Developer, React Frontend Developer, Svelte Frontend Developer, Vue Frontend Developer, Web 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

  • Asynchronous Data Fetching Catalog dimension db id 323

    Library dimension (catalog)

    Roles linked in library: Flutter Developer

  • Client API Integration Catalog dimension db id 377

    Library dimension (catalog)

    Roles linked in library: Ionic Developer

  • 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

  • Magento Integration Adapters Catalog dimension db id 401

    Library dimension (catalog)

    Roles linked in library: Magento Dev

  • Mobile Client Networking and API Integration Catalog dimension db id 309

    Library dimension (catalog)

    Roles linked in library: Flutter Developer, React Native Developer

  • Networking and API Integration Catalog dimension db id 84

    Library dimension (catalog)

    Roles linked in library: Android Developer, Hybrid Mobile Developer, Native Mobile Developer, iOS Developer

API 3 link attempts (this skill)

Dimension Skill↔dim Role↔dim Outcome
API Integration and Data Fetching
api-integration-and-data-fetching
Skipped — no persistable v3 meta for new skill
skill_not_in_db_v3_proposed
API Interface and Contract Design
api-interface-and-contract-design
Skipped — no persistable v3 meta for new skill
skill_not_in_db_v3_proposed
Asynchronous Data Fetching
asynchronous-data-fetching
Skipped — no persistable v3 meta for new skill
skill_not_in_db_v3_proposed
Client API Integration
client-api-integration
Skipped — no persistable v3 meta for new skill
skill_not_in_db_v3_proposed
External System Integrations
external-system-integrations
Skipped — no persistable v3 meta for new skill
skill_not_in_db_v3_proposed
Magento Integration Adapters
magento-integration-adapters
Skipped — no persistable v3 meta for new skill
skill_not_in_db_v3_proposed
Mobile Client Networking and API Integration
mobile-client-networking-and-api-integration
Skipped — no persistable v3 meta for new skill
skill_not_in_db_v3_proposed
Networking and API Integration
networking-and-api-integration
Skipped — no persistable v3 meta for new skill
skill_not_in_db_v3_proposed
Spring MVC Primary Library skill API 3: existing canonical (in_db) Existing skill (matched library)
Canonical: Spring MVC id=2191 · spring-mvc

Aliases — catalog

  • Spring MVC (CANONICAL) primary

Context tags (catalog)

API integration Aspect-Oriented Programming Dependency Injection Hibernate JSP Java EE MVC architecture Microservices Model-View-Controller RESTful Spring Boot Spring Data Spring Security Thymeleaf WebSocket

Stored enrichment (catalog DB)

Category
Framework
Sub-category
Web Mvc Framework
Vendor
Pivotal Software
License
apache_2
Year introduced
2004
Confidence
0.99
Version strategy
NOT_APPLICABLE

Maturity reasoning: Spring MVC appears in many Java backend job descriptions and remains a standard part of the Spring ecosystem for web apps, with strong GitHub usage and ongoing Spring Framework support.

Skill profile (library / DB)

Skill nature
FRAMEWORK
Volatility
STABLE
Typical lifespan
EVERGREEN
Category id
5
Sub-category id
1680
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, 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
Inversion of Control 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
Concepts
Sub-category
general
Skill nature
CONCEPT
Volatility
STABLE
Typical lifespan
EVERGREEN
Version strategy
UNVERSIONED
AOP 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
Concepts
Sub-category
general
Skill nature
CONCEPT
Volatility
MEDIUM
Typical lifespan
MULTI_YEAR
Version strategy
UNVERSIONED
Spring 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
Frameworks
Sub-category
general
Skill nature
TOOL
Volatility
MEDIUM
Typical lifespan
MULTI_YEAR
Version strategy
UNVERSIONED
Unit Testing Secondary Library skill API 3: existing canonical (in_db) Existing skill (matched library)
Canonical: Unit Testing id=517 · unit-testing

Aliases — catalog

  • Unit Testing (CANONICAL)

Context tags (catalog)

JUnit NUnit TDD arrange-act-assert assertions code coverage fixtures mocking pytest regression stubs test cases test doubles test runner xUnit

Stored enrichment (catalog DB)

Category
Methodology
Sub-category
Testing Methodology
Confidence
0.98
Version strategy
NOT_APPLICABLE

Maturity reasoning: Unit testing is a standard hiring requirement across software JDs and appears in mainstream frameworks/docs; GitHub and Stack Overflow usage remain consistently high, with no successor replacing it.

Skill profile (library / DB)

Skill nature
METHODOLOGY
Volatility
STABLE
Typical lifespan
EVERGREEN
Category id
8
Sub-category id
44
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)
Integration Testing Secondary Library skill API 3: existing canonical (in_db) Existing skill (matched library)
Canonical: Integration testing id=56 · integration-testing

Aliases — catalog

  • Integration testing (CANONICAL) primary
  • integration testing (CANONICAL)

Context tags (catalog)

API testing CI/CD Cucumber JUnit Selenium behavior-driven development continuous integration contract testing end-to-end end-to-end testing fixtures mocking pytest quality assurance regression testing smoke testing stubs system testing test automation test cases test coverage test data test frameworks test harness test strategy test suite test-driven development

Stored enrichment (catalog DB)

Category
Methodology
Sub-category
Testing Methodology
Confidence
0.97
Version strategy
NOT_APPLICABLE

Maturity reasoning: Integration testing is a standard QA skill in job descriptions across backend, frontend, and DevOps roles; it’s commonly paired with CI/CD and tools like Jest, Cypress, and Testcontainers.

Skill profile (library / DB)

Skill nature
METHODOLOGY
Volatility
STABLE
Typical lifespan
EVERGREEN
Category id
8
Sub-category id
44
Extractable
True
Also category
False

Dimensions (API 2 worklist)

  • Testing and Defect Resolution Catalog dimension db id 262

    Library dimension (catalog)

    Roles linked in library: Pega Developer

  • Testing and Quality Assurance Catalog dimension db id 12

    Library dimension (catalog)

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

API 3 link attempts (this skill)

Dimension Skill↔dim Role↔dim Outcome
Testing and Defect Resolution
testing-and-defect-resolution
Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
Testing and Quality Assurance
testing-and-quality-assurance
Existing dimension (library) · Role↔dimension saved
Bootstrap Secondary Library skill API 3: existing canonical (in_db) Existing skill (matched library)
Canonical: Bootstrap id=1970 · bootstrap

Aliases — catalog

  • Bootstrap (CANONICAL) primary
  • bootstrap 4 (VERSION)
  • bootstrap 5 (VERSION)
  • bootstrap 5.x (VERSION)
  • bootstrap v4 (VERSION)
  • bootstrap v5 (VERSION)
  • bootstrap4 (VERSION)
  • bootstrap5 (VERSION)
  • bs4 (VERSION)
  • bs5 (VERSION)

Context tags (catalog)

CSS CSS framework JavaScript JavaScript plugins Sass accessibility browser compatibility components custom themes flexbox form controls grid system jQuery layout media queries mobile-first modals navbar responsive design utilities utility classes

Stored enrichment (catalog DB)

Category
Framework
Sub-category
Ui Framework
Vendor
Twitter
License
mit
Year introduced
2011
Confidence
0.95
Version strategy
SEPARATE_ENTITY
Version tag
5

Maturity reasoning: Bootstrap remains widely listed in job descriptions for front-end and full-stack roles, especially for rapid UI delivery and legacy maintenance; its GitHub repo and CDN usage stay high despite newer CSS frameworks.

Skill profile (library / DB)

Skill nature
FRAMEWORK
Volatility
STABLE
Typical lifespan
EVERGREEN
Category id
5
Sub-category id
341
Extractable
True
Also category
False

Dimensions (API 2 worklist)

  • Component Libraries and Design Systems Catalog dimension db id 118

    Library dimension (catalog)

    Roles linked in library: Frontend Developer, Fullstack Developer, React Frontend Developer, Svelte Frontend Developer, Web Developer

  • Web UI & Integration Frameworks Catalog dimension db id 268

    Library dimension (catalog)

    Roles linked in library: Pega Developer

API 3 link attempts (this skill)

Dimension Skill↔dim Role↔dim Outcome
Component Libraries and Design Systems
component-libraries-and-design-systems
Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
Web UI & Integration Frameworks
web-ui-integration-frameworks
Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
Object-Oriented Design 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
Concepts
Sub-category
general
Skill nature
CONCEPT
Volatility
STABLE
Typical lifespan
EVERGREEN
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: 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: 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)
HashMap 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
Data Structures
Sub-category
general
Skill nature
CONCEPT
Volatility
STABLE
Typical lifespan
EVERGREEN
Version strategy
UNVERSIONED
Streams Primary Library skill API 3: existing canonical (in_db) Existing skill (matched library)
Canonical: Streams id=2913 · streams

Aliases — catalog

  • Streams (CANONICAL) primary

Context tags (catalog)

asynchronous backpressure cold streams data flow event sourcing event-driven hot streams message brokers observables operators publish-subscribe reactive reactive programming stream processing stream transformations

Stored enrichment (catalog DB)

Category
Concept
Sub-category
Reactive Stream Concept
Confidence
0.86
Version strategy
NOT_APPLICABLE

Maturity reasoning: Reactive streams are widely used in JDs for Java, RxJS, and Kafka ecosystems; major vendors and frameworks still document them as a standard async/data-flow pattern rather than a niche tool.

Skill profile (library / DB)

Skill nature
CONCEPT
Volatility
STABLE
Typical lifespan
EVERGREEN
Category id
2
Sub-category id
2226
Extractable
True
Also category
False

Dimensions (API 2 worklist)

  • Dart Programming Catalog dimension db id 311

    Library dimension (catalog)

    Roles linked in library: Flutter Developer

API 3 link attempts (this skill)

Dimension Skill↔dim Role↔dim Outcome
Dart Programming
dart-programming
Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
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 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 for Data Work
programming-languages-for-data-work
Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
Java Beans 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
Programming Languages
Sub-category
general
Skill nature
CONCEPT
Volatility
MEDIUM
Typical lifespan
MULTI_YEAR
Version strategy
UNVERSIONED
Java Servlets 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
Web Development
Sub-category
general
Skill nature
CONCEPT
Volatility
MEDIUM
Typical lifespan
MULTI_YEAR
Version strategy
UNVERSIONED
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

  • 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 & 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)
Design Patterns Primary Library skill API 3: existing canonical (in_db) Existing skill (matched library)
Canonical: design patterns id=1654 · design-patterns

Aliases — catalog

  • design patterns (CANONICAL)

Context tags (catalog)

Adapter Builder Command Composite Decorator Dependency Injection Facade Factory MVC Observer Prototype SOLID Singleton Strategy Visitor

Stored enrichment (catalog DB)

Category
Concept
Sub-category
Software Design Patterns
Confidence
0.94
Version strategy
NOT_APPLICABLE

Maturity reasoning: Design patterns are a standard interview/JD topic across backend and frontend roles; job postings commonly mention them alongside OOP and system design, and they remain core in books, courses, and code reviews.

Skill profile (library / DB)

Skill nature
CONCEPT
Volatility
STABLE
Typical lifespan
EVERGREEN
Category id
2
Sub-category id
1247
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)
Singleton 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
Design Patterns
Sub-category
general
Skill nature
CONCEPT
Volatility
STABLE
Typical lifespan
EVERGREEN
Version strategy
UNVERSIONED
Observer Primary Library skill API 3: existing canonical (in_db) Existing skill (matched library)
Canonical: Observers id=3660 · observers

Aliases — catalog

  • Observers (CANONICAL) primary

Context tags (catalog)

asynchronous callback data binding event handler event queue event-driven listener message broker notify observer pattern pub-sub reactive programming signal state management subscribe

Stored enrichment (catalog DB)

Category
Concept
Sub-category
Event Observer Pattern
Confidence
0.78
Version strategy
NOT_APPLICABLE

Maturity reasoning: Observer pattern is a standard OO design concept and appears broadly in JDs for event-driven/UI work; it’s also built into major frameworks like Java, .NET, and Rx-style libraries, indicating strong market familiarity.

Skill profile (library / DB)

Skill nature
CONCEPT
Volatility
STABLE
Typical lifespan
EVERGREEN
Category id
2
Sub-category id
2877
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

API 3 link attempts (this skill)

Dimension Skill↔dim Role↔dim Outcome
PHP and Magento Extension Points
php-and-magento-extension-points
Skipped — no persistable v3 meta for new skill
skill_not_in_db_v3_proposed
Chain of Responsibility 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
Design Patterns
Sub-category
general
Skill nature
CONCEPT
Volatility
MEDIUM
Typical lifespan
MULTI_YEAR
Version strategy
UNVERSIONED
Waterfall 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
Practices
Sub-category
general
Skill nature
PRACTICE
Volatility
MEDIUM
Typical lifespan
MULTI_YEAR
Version strategy
UNVERSIONED
Agile Primary Library skill API 3: existing canonical (in_db) Existing skill (matched library)
Canonical: Agile id=520 · agile

Aliases — catalog

  • Agile (CANONICAL) primary

Context tags (catalog)

Kanban SAFe Scrum backlog backlog grooming burndown burndown chart continuous delivery continuous improvement cross-functional daily standup epics incremental development iteration iteration planning lean product backlog product owner retrospective sprint sprint planning stand-up story points user stories velocity

Stored enrichment (catalog DB)

Category
Methodology
Sub-category
Agile
Confidence
0.99
Version strategy
NOT_APPLICABLE

Maturity reasoning: Agile appears in a large share of software job descriptions and is a standard hiring-pipeline requirement; Scrum/Kanban are commonly listed alongside it, showing broad market adoption.

Skill profile (library / DB)

Skill nature
METHODOLOGY
Volatility
STABLE
Typical lifespan
EVERGREEN
Category id
8
Sub-category id
367
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)
Scrum Primary Library skill API 3: existing canonical (in_db) Existing skill (matched library)
Canonical: Scrum id=1215 · scrum

Aliases — catalog

  • Scrum (CANONICAL) primary

Context tags (catalog)

Agile Kanban backlog burndown chart cross-functional team daily standup definition of done increment product owner release planning retrospective scrum framework scrum master sprint story points user stories velocity

Stored enrichment (catalog DB)

Category
Methodology
Sub-category
Scrum
Confidence
0.99
Version strategy
NOT_APPLICABLE

Maturity reasoning: Scrum appears in a large share of agile project-management and product-owner job descriptions, and Scrum Alliance/PSM certifications are widely requested in hiring pipelines.

Skill profile (library / DB)

Skill nature
METHODOLOGY
Volatility
STABLE
Typical lifespan
EVERGREEN
Category id
8
Sub-category id
921
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)

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 for Data Work
programming-languages-for-data-work
Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
Java 8 in_db
Java Language and JVM
java-language-and-jvm
Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
Java 8 in_db
Kotlin and Java
kotlin-and-java
Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
Java 8 in_db
Native Mobile Languages
native-mobile-languages
Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
Java 8 in_db
Pega Programming Languages & DSLs
pega-programming-languages-dsls
Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
Java 8 in_db
Programming Languages
programming-languages
Existing dimension (library) · Role↔dimension saved
Java 8 in_db
Programming Languages for Data Work
programming-languages-for-data-work
Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
Java 11 in_db
Java Language and JVM
java-language-and-jvm
Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
Java 11 in_db
Kotlin and Java
kotlin-and-java
Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
Java 11 in_db
Native Mobile Languages
native-mobile-languages
Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
Java 11 in_db
Pega Programming Languages & DSLs
pega-programming-languages-dsls
Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
Java 11 in_db
Programming Languages
programming-languages
Existing dimension (library) · Role↔dimension saved
Java 11 in_db
Programming Languages for Data Work
programming-languages-for-data-work
Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
Multithreading in_db
Concurrency and Parallel Processing
concurrency-and-parallel-processing
Existing dimension (library) · Role↔dimension saved
Collections in_db
Magento Data Models and Repositories
magento-data-models-and-repositories
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
Spring Boot in_db
Web Application Frameworks
web-application-frameworks
Existing dimension (library) · Role↔dimension saved
Spring Boot in_db
Web Service Frameworks
web-service-frameworks
Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
Microservices in_db
Microservices and Distributed Systems
microservices-and-distributed-systems
Existing dimension (library) · Role↔dimension saved
REST API new
API Integration and Data Fetching
api-integration-and-data-fetching
Skipped — no persistable v3 meta for new skill skill_not_in_db_v3_proposed
REST API new
API Interface and Contract Design
api-interface-and-contract-design
Skipped — no persistable v3 meta for new skill skill_not_in_db_v3_proposed
REST API new
Asynchronous Data Fetching
asynchronous-data-fetching
Skipped — no persistable v3 meta for new skill skill_not_in_db_v3_proposed
REST API new
Client API Integration
client-api-integration
Skipped — no persistable v3 meta for new skill skill_not_in_db_v3_proposed
REST API new
External System Integrations
external-system-integrations
Skipped — no persistable v3 meta for new skill skill_not_in_db_v3_proposed
REST API new
Magento Integration Adapters
magento-integration-adapters
Skipped — no persistable v3 meta for new skill skill_not_in_db_v3_proposed
REST API new
Mobile Client Networking and API Integration
mobile-client-networking-and-api-integration
Skipped — no persistable v3 meta for new skill skill_not_in_db_v3_proposed
REST API new
Networking and API Integration
networking-and-api-integration
Skipped — no persistable v3 meta for new skill skill_not_in_db_v3_proposed
Spring MVC in_db
Web Application Frameworks
web-application-frameworks
Existing dimension (library) · Role↔dimension saved
Unit Testing in_db
React Frontend Development
d_init_01
Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
Integration Testing in_db
Testing and Defect Resolution
testing-and-defect-resolution
Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
Integration Testing in_db
Testing and Quality Assurance
testing-and-quality-assurance
Existing dimension (library) · Role↔dimension saved
Bootstrap in_db
Component Libraries and Design Systems
component-libraries-and-design-systems
Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
Bootstrap in_db
Web UI & Integration Frameworks
web-ui-integration-frameworks
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)
Streams in_db
Dart Programming
dart-programming
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 for Data Work
programming-languages-for-data-work
Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
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 & 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)
Design Patterns in_db
React Frontend Development
d_init_01
Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
Observer new
PHP and Magento Extension Points
php-and-magento-extension-points
Skipped — no persistable v3 meta for new skill skill_not_in_db_v3_proposed
Agile in_db
React Frontend Development
d_init_01
Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
Scrum in_db
React Frontend Development
d_init_01
Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)

Library artifacts (this run)

Kind Detail DB id
canonical_skill_proposed Inversion of Control | type=Concepts subtype=general nature=CONCEPT lifespan=EVERGREEN
canonical_skill_proposed AOP | type=Concepts subtype=general nature=CONCEPT lifespan=MULTI_YEAR
canonical_skill_proposed Spring JDBC | type=Frameworks subtype=general nature=TOOL lifespan=MULTI_YEAR
canonical_skill_proposed Object-Oriented Design | type=Concepts subtype=general nature=CONCEPT lifespan=EVERGREEN
canonical_skill_proposed HashMap | type=Data Structures subtype=general nature=CONCEPT lifespan=EVERGREEN
canonical_skill_proposed Java Beans | type=Programming Languages subtype=general nature=CONCEPT lifespan=MULTI_YEAR
canonical_skill_proposed Java Servlets | type=Web Development subtype=general nature=CONCEPT lifespan=MULTI_YEAR
canonical_skill_proposed Singleton | type=Design Patterns subtype=general nature=CONCEPT lifespan=EVERGREEN
canonical_skill_proposed Chain of Responsibility | type=Design Patterns subtype=general nature=CONCEPT lifespan=MULTI_YEAR
canonical_skill_proposed Waterfall | type=Practices subtype=general nature=PRACTICE lifespan=MULTI_YEAR
dimension_skill_link_proposed REST API ↔ API Integration and Data Fetching
dimension_skill_link_proposed REST API ↔ API Interface and Contract Design
dimension_skill_link_proposed REST API ↔ Asynchronous Data Fetching
dimension_skill_link_proposed REST API ↔ Client API Integration
dimension_skill_link_proposed REST API ↔ External System Integrations
role_dimension_link_proposed Backend Developer ↔ External System Integrations
dimension_skill_link_proposed REST API ↔ Magento Integration Adapters
dimension_skill_link_proposed REST API ↔ Mobile Client Networking and API Integration
dimension_skill_link_proposed REST API ↔ Networking and API Integration
dimension_skill_link_proposed Observer ↔ PHP and Magento Extension Points
nano JD Parser — gpt-4.1-nano click to toggle
Experience4-6 Years of Architecture Experience in Java
DomainOther
JD type pass

Certifications

Oracle Certified Associate, Java SE 11 Programmer
Show raw JSON
{
  "JD_type": "pass",
  "about_company": null,
  "certifications": [
    "Oracle Certified Associate, Java SE 11 Programmer"
  ],
  "company_name": null,
  "ctc": null,
  "domain": {
    "primary": {
      "aliases": [],
      "domain": "Other"
    },
    "secondary": null
  },
  "education": [],
  "experience": {
    "max": 6,
    "min": 4,
    "raw": "4-6 Years of Architecture Experience in Java"
  },
  "job_locations": [],
  "role": null,
  "role_aliases": [],
  "role_archetype": "Engineering",
  "roles_and_responsibilities": [
    {
      "bullet_count": 0,
      "heading": "Mandatory Skill",
      "heading_was_present": true,
      "source_marker": {
        "first_5_words": "Mandatory Skill: Core Java 8",
        "last_5_words": "11 and above version"
      },
      "text": "Core Java 8 or 11 and above version",
      "word_count": 8
    },
    {
      "bullet_count": 0,
      "heading": "Responsibilities",
      "heading_was_present": false,
      "source_marker": {
        "first_5_words": "Hands-on individual contributor will be",
        "last_5_words": "software design and web programming."
      },
      "text": "Hands-on individual contributor will be responsible for producing excellent quality of code, adhering to expected coding standards and industry best practices.\nGood experience in handling production incidents and should be able to debug and fix the java code with right root causes.\nProblem- solving/ Troubleshooting skills, Able identify DB/Batchjob/UI/Cache/Performance issues at code level.\nTroubleshooting design flaws and system bottlenecks.\nAbility to solve complex software system issues.\nExtensive experience in Core Java, multithreading, collections, spring, and any web services.\nStrong Communication Skills - Should be interacting with client stakeholders to probe a technical problem or clarify requirement specifications.\nThe person has to be a very fast coder, with a very sharp learning curve and should be motivated to work in a startup kind of environment.\nExperience with design patterns - Singleton, Observer, and Chain of Responsibilities.\nHands on experience into Java 8, Java 11 Spring Boot/Microservices, Rest API.\nMust be strong programming/Coding in Java.\nStrong Knowledge on Application Development using Software Development Life Cycle SDLC using various methodologies like Waterfall, Agile/Scrum.\nStrong experience in Spring Framework such as Spring MVC, IOC, AOP and Spring JDBC.\nGood to have experince in estimating coding Unit Testing, integration testing, bug fixes implementation.\nExperience in Bootstrap compatibility, Object-Oriented Design, Web Services (REST/SOAP) Web Services (Restful/Any web services).\nHashMap, Spring working experience is a must.\nExperience in writing code using streams(filter,map etc).\nExperience in writing sql query and strong in DB concepts.\n4-6 Years of Architecture Experience in Java.\nDesigning scalable architecture systems for Java-based applications.\nPerforming validation tests to ensure the flexibility and scalability of the Java environment.\nAssisting the software design team with application integration.\nConducting system performance tests and systems reports.\nProficiency with Java, Java Beans, Java Servlets, and JavaScript.\nExperience with the design and implementation of software networks.\nExperience with software design and web programming.\nGood communication skills.",
      "word_count": 392
    }
  ],
  "urls": []
}
API 1 — extract-from-jd click to toggle
{
  "final_skills": [
    {
      "is_primary": true,
      "skill_name": "Java"
    },
    {
      "is_primary": true,
      "skill_name": "Java 8"
    },
    {
      "is_primary": true,
      "skill_name": "Java 11"
    },
    {
      "is_primary": true,
      "skill_name": "Multithreading"
    },
    {
      "is_primary": true,
      "skill_name": "Collections"
    },
    {
      "is_primary": true,
      "skill_name": "Spring"
    },
    {
      "is_primary": true,
      "skill_name": "Spring Boot"
    },
    {
      "is_primary": true,
      "skill_name": "Microservices"
    },
    {
      "is_primary": true,
      "skill_name": "REST API"
    },
    {
      "is_primary": true,
      "skill_name": "Spring MVC"
    },
    {
      "is_primary": true,
      "skill_name": "Inversion of Control"
    },
    {
      "is_primary": true,
      "skill_name": "AOP"
    },
    {
      "is_primary": true,
      "skill_name": "Spring JDBC"
    },
    {
      "is_primary": false,
      "skill_name": "Unit Testing"
    },
    {
      "is_primary": false,
      "skill_name": "Integration Testing"
    },
    {
      "is_primary": false,
      "skill_name": "Bootstrap"
    },
    {
      "is_primary": true,
      "skill_name": "Object-Oriented Design"
    },
    {
      "is_primary": true,
      "skill_name": "REST"
    },
    {
      "is_primary": true,
      "skill_name": "SOAP"
    },
    {
      "is_primary": true,
      "skill_name": "HashMap"
    },
    {
      "is_primary": true,
      "skill_name": "Streams"
    },
    {
      "is_primary": true,
      "skill_name": "SQL"
    },
    {
      "is_primary": false,
      "skill_name": "Java Beans"
    },
    {
      "is_primary": false,
      "skill_name": "Java Servlets"
    },
    {
      "is_primary": true,
      "skill_name": "JavaScript"
    },
    {
      "is_primary": true,
      "skill_name": "Design Patterns"
    },
    {
      "is_primary": true,
      "skill_name": "Singleton"
    },
    {
      "is_primary": true,
      "skill_name": "Observer"
    },
    {
      "is_primary": true,
      "skill_name": "Chain of Responsibility"
    },
    {
      "is_primary": false,
      "skill_name": "Waterfall"
    },
    {
      "is_primary": true,
      "skill_name": "Agile"
    },
    {
      "is_primary": true,
      "skill_name": "Scrum"
    }
  ],
  "jd_role": null,
  "nano_parsed": {
    "JD_type": "pass",
    "about_company": null,
    "certifications": [
      "Oracle Certified Associate, Java SE 11 Programmer"
    ],
    "company_name": null,
    "ctc": null,
    "domain": {
      "primary": {
        "aliases": [],
        "domain": "Other"
      },
      "secondary": null
    },
    "education": [],
    "experience": {
      "max": 6,
      "min": 4,
      "raw": "4-6 Years of Architecture Experience in Java"
    },
    "job_locations": [],
    "role": null,
    "role_aliases": [],
    "role_archetype": "Engineering",
    "roles_and_responsibilities": [
      {
        "bullet_count": 0,
        "heading": "Mandatory Skill",
        "heading_was_present": true,
        "source_marker": {
          "first_5_words": "Mandatory Skill: Core Java 8",
          "last_5_words": "11 and above version"
        },
        "text": "Core Java 8 or 11 and above version",
        "word_count": 8
      },
      {
        "bullet_count": 0,
        "heading": "Responsibilities",
        "heading_was_present": false,
        "source_marker": {
          "first_5_words": "Hands-on individual contributor will be",
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}
API 2 — extract-details
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          "match_strategy": "CASE_INSENSITIVE"
        },
        {
          "alias_text": "ES2021",
          "alias_type": "VERSION",
          "id": 1037,
          "is_primary": false,
          "match_strategy": "CASE_INSENSITIVE"
        },
        {
          "alias_text": "ES2022",
          "alias_type": "VERSION",
          "id": 1038,
          "is_primary": false,
          "match_strategy": "CASE_INSENSITIVE"
        },
        {
          "alias_text": "ES2023",
          "alias_type": "VERSION",
          "id": 1039,
          "is_primary": false,
          "match_strategy": "CASE_INSENSITIVE"
        },
        {
          "alias_text": "ES2024",
          "alias_type": "VERSION",
          "id": 1040,
          "is_primary": false,
          "match_strategy": "CASE_INSENSITIVE"
        },
        {
          "alias_text": "ES5",
          "alias_type": "VERSION",
          "id": 1029,
          "is_primary": false,
          "match_strategy": "CASE_INSENSITIVE"
        },
        {
          "alias_text": "ES6",
          "alias_type": "VERSION",
          "id": 1030,
          "is_primary": false,
          "match_strategy": "CASE_INSENSITIVE"
        },
        {
          "alias_text": "JavaScript ES2015",
          "alias_type": "VERSION",
          "id": 1042,
          "is_primary": false,
          "match_strategy": "CASE_INSENSITIVE"
        },
        {
          "alias_text": "JavaScript ES2020",
          "alias_type": "VERSION",
          "id": 1043,
          "is_primary": false,
          "match_strategy": "CASE_INSENSITIVE"
        },
        {
          "alias_text": "JavaScript ES6",
          "alias_type": "VERSION",
          "id": 1041,
          "is_primary": false,
          "match_strategy": "CASE_INSENSITIVE"
        },
        {
          "alias_text": "modern JavaScript",
          "alias_type": "VERSION",
          "id": 1044,
          "is_primary": false,
          "match_strategy": "CASE_INSENSITIVE"
        }
      ],
      "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"
      },
      "dimensions": [
        {
          "dimension": {
            "difficulty_hint": "well_known",
            "display_name": "Cross-Platform App Languages",
            "id": 167,
            "rationale": "Languages used to implement shared mobile features across iOS and Android from a common codebase. This is the primary coding surface for hybrid app logic, UI behavior, and platform-specific branching.",
            "slug": "cross-platform-app-languages",
            "source": "db"
          },
          "input_skill": "JavaScript",
          "llm_role": null,
          "roles_from_db": [
            {
              "display_name": "Hybrid Mobile Developer",
              "id": 11,
              "rationale": null,
              "role_archetype": null,
              "slug": "hybrid-mobile-developer",
              "source": "db"
            }
          ]
        },
        {
          "dimension": {
            "difficulty_hint": "well_known",
            "display_name": "JavaScript and TypeScript",
            "id": 114,
            "rationale": "Primary implementation languages for browser client code, UI logic, and shared frontend utilities. These languages are the main coding surface for building interactive web experiences in this role.",
            "slug": "javascript-and-typescript",
            "source": "db"
          },
          "input_skill": "JavaScript",
          "llm_role": null,
          "roles_from_db": [
            {
              "display_name": "Angular Frontend Developer",
              "id": 90,
              "rationale": null,
              "role_archetype": "Engineering",
              "slug": "angular-frontend-developer",
              "source": "db"
            },
            {
              "display_name": "Frontend Developer",
              "id": 7,
              "rationale": null,
              "role_archetype": null,
              "slug": "frontend-engineer",
              "source": "db"
            },
            {
              "display_name": "Ionic Developer",
              "id": 434,
              "rationale": null,
              "role_archetype": null,
              "slug": "ionic-developer",
              "source": "db"
            },
            {
              "display_name": "Node.js Backend Developer",
              "id": 82,
              "rationale": null,
              "role_archetype": "Engineering",
              "slug": "node-backend-developer",
              "source": "db"
            },
            {
              "display_name": "React Frontend Developer",
              "id": 89,
              "rationale": null,
              "role_archetype": "Engineering",
              "slug": "react-frontend-developer",
              "source": "db"
            },
            {
              "display_name": "React Native Developer",
              "id": 73,
              "rationale": null,
              "role_archetype": "Engineering",
              "slug": "react-native-developer",
              "source": "db"
            },
            {
              "display_name": "Svelte Frontend Developer",
              "id": 92,
              "rationale": null,
              "role_archetype": "Engineering",
              "slug": "svelte-frontend-developer",
              "source": "db"
            },
            {
              "display_name": "Vue Frontend Developer",
              "id": 91,
              "rationale": null,
              "role_archetype": "Engineering",
              "slug": "vue-frontend-developer",
              "source": "db"
            },
            {
              "display_name": "Web Developer",
              "id": 25,
              "rationale": null,
              "role_archetype": null,
              "slug": "web-developer",
              "source": "db"
            }
          ]
        },
        {
          "dimension": {
            "difficulty_hint": "well_known",
            "display_name": "JavaScript for WordPress",
            "id": 329,
            "rationale": "Client-side scripting used to enhance WordPress themes, blocks, and admin/editor interactions. This includes modern JavaScript patterns as they apply to WordPress-specific behavior rather than standalone frontend applications.",
            "slug": "javascript-for-wordpress",
            "source": "db"
          },
          "input_skill": "JavaScript",
          "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": "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": "JavaScript",
          "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",
            "display_name": "Programming Languages",
            "id": 1,
            "rationale": "Primary implementation languages used to build client and server feature code. Full stack engineers need enough fluency to move across layers and implement product behavior end to end.",
            "slug": "programming-languages",
            "source": "db"
          },
          "input_skill": "JavaScript",
          "llm_role": null,
          "roles_from_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": "Fullstack Developer",
              "id": 15,
              "rationale": null,
              "role_archetype": null,
              "slug": "full-stack-engineer",
              "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": "design patterns",
          "alias_type": "CANONICAL",
          "id": 2624,
          "is_primary": false,
          "match_strategy": "CASE_INSENSITIVE"
        }
      ],
      "canonical": {
        "category_id": 2,
        "display_name": "design patterns",
        "id": 1654,
        "is_also_category": false,
        "is_extractable": true,
        "skill_nature": "CONCEPT",
        "slug": "design-patterns",
        "sub_category_id": 1247,
        "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": "Design Patterns",
          "llm_role": null,
          "roles_from_db": []
        }
      ],
      "input_skill": "Design Patterns",
      "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": "Singleton",
      "matched_via": null,
      "new_alias_persisted": false,
      "new_alias_text": null,
      "new_skill_meta": {
        "derived": {
          "category": "Design Patterns",
          "skill_nature": "CONCEPT",
          "sub_category": "general",
          "typical_lifespan": "EVERGREEN",
          "version_strategy": "UNVERSIONED",
          "volatility": "STABLE"
        },
        "enrichment": null,
        "keep_log": [],
        "locked_dimensions": [],
        "merge_log": [],
        "placed": null,
        "relationships": null,
        "skill_id": "singleton",
        "split_log": [],
        "typed": null,
        "warnings": []
      },
      "source_tag": "llm",
      "was_in_llm_skills": true
    },
    {
      "aliases_in_db": [
        {
          "alias_text": "Observers",
          "alias_type": "CANONICAL",
          "id": 5277,
          "is_primary": true,
          "match_strategy": "CASE_INSENSITIVE"
        }
      ],
      "canonical": {
        "category_id": 2,
        "display_name": "Observers",
        "id": 3660,
        "is_also_category": false,
        "is_extractable": true,
        "skill_nature": "CONCEPT",
        "slug": "observers",
        "sub_category_id": 2877,
        "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": "Observer",
          "llm_role": null,
          "roles_from_db": [
            {
              "display_name": "Magento Dev",
              "id": 231,
              "rationale": null,
              "role_archetype": "Engineering",
              "slug": "magento-dev",
              "source": "db"
            }
          ]
        }
      ],
      "input_skill": "Observer",
      "matched_via": "embedding_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": "Chain of Responsibility",
      "matched_via": null,
      "new_alias_persisted": false,
      "new_alias_text": null,
      "new_skill_meta": {
        "derived": {
          "category": "Design Patterns",
          "skill_nature": "CONCEPT",
          "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": "chain-of-responsibility",
        "split_log": [],
        "typed": null,
        "warnings": []
      },
      "source_tag": "llm",
      "was_in_llm_skills": true
    },
    {
      "aliases_in_db": [],
      "canonical": null,
      "dimensions": [],
      "input_skill": "Waterfall",
      "matched_via": null,
      "new_alias_persisted": false,
      "new_alias_text": null,
      "new_skill_meta": {
        "derived": {
          "category": "Practices",
          "skill_nature": "PRACTICE",
          "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": "waterfall",
        "split_log": [],
        "typed": null,
        "warnings": []
      },
      "source_tag": "llm",
      "was_in_llm_skills": true
    },
    {
      "aliases_in_db": [
        {
          "alias_text": "Agile",
          "alias_type": "CANONICAL",
          "id": 868,
          "is_primary": false,
          "match_strategy": "CASE_INSENSITIVE"
        }
      ],
      "canonical": {
        "category_id": 8,
        "display_name": "Agile",
        "id": 520,
        "is_also_category": false,
        "is_extractable": true,
        "skill_nature": "METHODOLOGY",
        "slug": "agile",
        "sub_category_id": 367,
        "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": "Agile",
          "llm_role": null,
          "roles_from_db": []
        }
      ],
      "input_skill": "Agile",
      "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": "Scrum",
          "alias_type": "CANONICAL",
          "id": 1851,
          "is_primary": false,
          "match_strategy": "CASE_INSENSITIVE"
        }
      ],
      "canonical": {
        "category_id": 8,
        "display_name": "Scrum",
        "id": 1215,
        "is_also_category": false,
        "is_extractable": true,
        "skill_nature": "METHODOLOGY",
        "slug": "scrum",
        "sub_category_id": 921,
        "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": "Scrum",
          "llm_role": null,
          "roles_from_db": []
        }
      ],
      "input_skill": "Scrum",
      "matched_via": "alias",
      "new_alias_persisted": false,
      "new_alias_text": null,
      "new_skill_meta": null,
      "source_tag": "db",
      "was_in_llm_skills": true
    }
  ],
  "unmatched_skills": [
    "Inversion of Control",
    "AOP",
    "Spring JDBC",
    "Object-Oriented Design",
    "HashMap",
    "Java Beans",
    "Java Servlets",
    "Singleton",
    "Chain of Responsibility",
    "Waterfall"
  ]
}
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/Spring-based server-side application development, microservices, REST APIs, debugging, and scalable backend architecture.",
    "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": "Java 8",
      "tag": "in_db"
    },
    {
      "skill": "Java 11",
      "tag": "in_db"
    },
    {
      "skill": "Multithreading",
      "tag": "in_db"
    },
    {
      "skill": "Collections",
      "tag": "in_db"
    },
    {
      "skill": "Spring",
      "tag": "in_db"
    },
    {
      "skill": "Spring Boot",
      "tag": "in_db"
    },
    {
      "skill": "Microservices",
      "tag": "in_db"
    },
    {
      "skill": "REST API",
      "tag": "in_db"
    },
    {
      "skill": "Spring MVC",
      "tag": "in_db"
    },
    {
      "skill": "Inversion of Control",
      "tag": "new"
    },
    {
      "skill": "AOP",
      "tag": "new"
    },
    {
      "skill": "Spring JDBC",
      "tag": "new"
    },
    {
      "skill": "Unit Testing",
      "tag": "in_db"
    },
    {
      "skill": "Integration Testing",
      "tag": "in_db"
    },
    {
      "skill": "Bootstrap",
      "tag": "in_db"
    },
    {
      "skill": "Object-Oriented Design",
      "tag": "new"
    },
    {
      "skill": "REST",
      "tag": "in_db"
    },
    {
      "skill": "SOAP",
      "tag": "in_db"
    },
    {
      "skill": "HashMap",
      "tag": "new"
    },
    {
      "skill": "Streams",
      "tag": "in_db"
    },
    {
      "skill": "SQL",
      "tag": "in_db"
    },
    {
      "skill": "Java Beans",
      "tag": "new"
    },
    {
      "skill": "Java Servlets",
      "tag": "new"
    },
    {
      "skill": "JavaScript",
      "tag": "in_db"
    },
    {
      "skill": "Design Patterns",
      "tag": "in_db"
    },
    {
      "skill": "Singleton",
      "tag": "new"
    },
    {
      "skill": "Observer",
      "tag": "in_db"
    },
    {
      "skill": "Chain of Responsibility",
      "tag": "new"
    },
    {
      "skill": "Waterfall",
      "tag": "new"
    },
    {
      "skill": "Agile",
      "tag": "in_db"
    },
    {
      "skill": "Scrum",
      "tag": "in_db"
    }
  ],
  "llm_cost_api1_usd": null,
  "llm_cost_api2_usd": null,
  "llm_cost_api3_usd": null,
  "llm_cost_total_usd": null,
  "persistence": {
    "items": [
      {
        "chosen_role_id": 1,
        "dimension": {
          "difficulty_hint": "well_known",
          "display_name": "Java Language and JVM",
          "id": 279,
          "rationale": "Core Java implementation skills used to build backend service logic, utilities, and internal abstractions. This is the primary coding surface for the role and includes language features plus JVM behavior that affect correctness and maintainability.",
          "slug": "java-language-and-jvm",
          "source": "db"
        },
        "dimension_id": 279,
        "input_skill": "Java",
        "llm_role": null,
        "matched_chosen_role": false,
        "outcome_line": "Existing dimension (library) \u00b7 Role\u2194dimension skipped (dimension not under chosen role)",
        "role_dimension_saved": false,
        "roles_from_db": [
          {
            "display_name": "Java Backend Developer",
            "id": 79,
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            "slug": "hybrid-mobile-developer",
            "source": "db"
          }
        ],
        "skill_dimension_saved": true,
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        "skipped_reason": null
      },
      {
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          "id": 114,
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          "slug": "javascript-and-typescript",
          "source": "db"
        },
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        "input_skill": "JavaScript",
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        "outcome_line": "Existing dimension (library) \u00b7 Role\u2194dimension skipped (dimension not under chosen role)",
        "role_dimension_saved": false,
        "roles_from_db": [
          {
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          {
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          },
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          },
          {
            "display_name": "React Native Developer",
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          {
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            "source": "db"
          },
          {
            "display_name": "Web Developer",
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            "role_archetype": null,
            "slug": "web-developer",
            "source": "db"
          }
        ],
        "skill_dimension_saved": true,
        "skill_id": 607,
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        "skipped_reason": null
      },
      {
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          "rationale": "Client-side scripting used to enhance WordPress themes, blocks, and admin/editor interactions. This includes modern JavaScript patterns as they apply to WordPress-specific behavior rather than standalone frontend applications.",
          "slug": "javascript-for-wordpress",
          "source": "db"
        },
        "dimension_id": 329,
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        "matched_chosen_role": false,
        "outcome_line": "Existing dimension (library) \u00b7 Role\u2194dimension skipped (dimension not under chosen role)",
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        "roles_from_db": [
          {
            "display_name": "WordPress Dev",
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        ],
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          "source": "db"
        },
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          {
            "display_name": "Pega Developer",
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            "slug": "pega-developer",
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        ],
        "skill_dimension_saved": true,
        "skill_id": 607,
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        "skipped_reason": null
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      {
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          "source": "db"
        },
        "dimension_id": 1,
        "input_skill": "JavaScript",
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        "matched_chosen_role": true,
        "outcome_line": "Existing dimension (library) \u00b7 Role\u2194dimension saved",
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            "display_name": "Fullstack Developer",
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        ],
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        "skipped_reason": null
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      {
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          "difficulty_hint": "well_known",
          "display_name": "Programming Languages \u0026 Template Languages",
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          "slug": "programming-languages-template-languages",
          "source": "db"
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          {
            "display_name": "Drupal Dev",
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        ],
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          "source": "db"
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        "dimension_id": 438,
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          {
            "display_name": "Sitecore Dev",
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          "source": "db"
        },
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        "input_skill": "Scrum",
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        "matched_chosen_role": false,
        "outcome_line": "Existing dimension (library) \u00b7 Role\u2194dimension skipped (dimension not under chosen role)",
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        "roles_from_db": [],
        "skill_dimension_saved": true,
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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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