Pipeline run
6a0b356a-cebd-49f0-8f70-5c67e6806f2f
Pipeline LLM cost (USD)
API 1: $0.0118
API 2: $0.0004
API 3: $0.0000
Total: $0.0122
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
· API and service implementation
Build and maintain Java/J2EE backend services from storyboards/use cases, focusing on Spring/Hibernate/web services, reusable code, design patterns, and fixing bottlenecks to improve performance and quality.
"Translate application storyboards and use cases into functional applications"
Tech stack maturity
Mainstream Legacy
The skill set centers on Java, J2EE, Hibernate, and Spring, which are established enterprise technologies commonly associated with mainstream legacy backend systems rather than cloud-native or bleeding-edge stacks.
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 (19)
Java
J2EE
Spring
Hibernate
Web Services
Algorithms
Data Structures
Design Patterns
Java IO
NIO
Java Concurrency
Apache ZooKeeper
Apache Drill
ELK Stack
Jira
GitHub
Authentication
Authorization
Open Source Development
Skill cluster (4 dimension groups, role-scoped)
Web Application Frameworks
J2EE
Spring
ORMs and Data Access Layers
Hibernate
Programming Languages
Java
Cross-cutting / unaligned
Web Services
Algorithms
Data Structures
Design Patterns
Java IO
NIO
Java Concurrency
Apache ZooKeeper
Apache Drill
ELK Stack
Jira
GitHub
Authentication
Authorization
Open Source Development
Show KRA description ↓
● Translate application storyboards and use cases into functional applications
● Design, build, and maintain efficient, reusable, and reliable Java code
● Ensure the best possible performance, quality, and responsiveness of the applications
● Identify bottlenecks and bugs, and devise solutions to these problems
● Help maintain code quality, organization, and automation
● Ensuring the proper design principles and design methodologies
● Improving Performance of the application
● Development under stringent and tight deadline
● Quick learner of new technologies and ready to do a POC’s using them.
● 3-6 years of software development experience in Java / J2EE technologies
● Experience in Spring, Hibernate and Web services
● Hands-on experience in Algorithms and Data structures
● Hands-on experience in applying the Design patterns
● Hands-on experience in Java IO [and NIO]
● Hands-on experience of Java concurrency package
● Experience on big data tools like Apache zookeeper, drill
● Experience on elk stack
● Experience on development tools like Jira, GitHub
● B.S. or MS degree in Computer Science, business or related discipline, or equivalent experience
● Experience with authorization and authentication frameworks
● A contributor with experience of open source development
Signals
Skill
full-stack-engineer
0.36
Alias
java-backend-developer
1.00
KRA
react-native-developer
0.60
Post-classification
Centroidupdated · n=492
Alias collision log—
New-role queue—
New skills captured10
New KRA capturedyes
Captured for admin review
Web Services
primary
↔
Backend Developer
pending
Java IO
primary
↔
Backend Developer
pending
NIO
primary
↔
Backend Developer
pending
Java Concurrency
primary
↔
Backend Developer
pending
Apache ZooKeeper
↔
Backend Developer
pending
Apache Drill
↔
Backend Developer
pending
ELK Stack
↔
Backend Developer
pending
Jira
↔
Backend Developer
pending
Authorization
↔
Backend Developer
pending
Open Source Development
↔
Backend Developer
pending
R&R fragment (sim 0.00)
↔
Backend Developer
pending
● Translate application storyboards and use cases into functional applications ● Design, build, and maintain efficient, reusable, and reliable Java code ● Ensure the best possible performance, quality…
Status:
completed
Created: 2026-05-27T14:25:34.064892Z
Updated: 2026-05-27T14:27:22.081978Z
API 3 duration: 40484 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 DOMAINslug: backend-engineer · id: 1 · source: db · sub-role slug: java-backend-developer
Domain=Software Engineering → sub-role java-backend-developer; The JD is centered on Java/J2EE server-side application development with Spring, Hibernate, web services, concurrency, and backend quality/performance work.
Matched skills
JavaJ2EESpringHibernateWeb servicesAlgorithms and Data structuresDesign patternsJava IONIOJava concurrency packageApache zookeeperdrillelk stackJiraGitHubauthentication frameworksauthorization frameworks
Matched dimensions
Backend Java application developmentSoftware performance and reliabilityCode quality and maintainabilityDesign principles and methodologiesDebugging and bottleneck analysisTooling and development workflowSecurity framework integrationOpen-source contribution
Matched KRAs
Translate application storyboards and use cases into functional applicationsDesign, build, and maintain efficient, reusable, and reliable Java codeEnsure the best possible performance, quality, and responsivenessIdentify bottlenecks and bugs, and devise solutionsHelp maintain code quality, organization, and automationEnsuring the proper design principles and design methodologiesImproving Performance of the applicationDevelopment under stringent and tight deadlineQuick learner of new technologies and ready to do POC’s
Resolution:
in_db
— role exists in library; skill↔dim and role↔dim links saved when applicable.
0
New skills
0
Skill↔dim saved
0
Role↔dim saved
0
Skipped
Job description
About the job Infobelt has built a state-of-the-art Regulatory Platform, comprising services for processing unstructured and semi-structured content, cloud and enterprise applications for managing compliance workflows and a complete data and document archiving platform for Enterprise clients. We are at the forefront of the RegTech movement and our products and services have been used in leading financial institutions for years. We are looking for a Java developer responsible for building applications. This includes anything between complex groups of back-end services and their client-end counterparts. Your primary responsibility will be to design and develop these applications, and to coordinate with the rest of the team working on different layers of the infrastructure. Thus, a commitment to collaborative problem-solving, sophisticated design, and product quality is essential. An ideal candidate will have strong technical and communication skills, a strong coding experience and web application background, and a comprehensive understanding of how to design and work well within a collaborative environment. A solid understanding of Java development, build systems, and best coding practices is critical to success. Looking for a candidate who can join us within 30 - 40 days. Responsibilities ● Translate application storyboards and use cases into functional applications ● Design, build, and maintain efficient, reusable, and reliable Java code ● Ensure the best possible performance, quality, and responsiveness of the applications ● Identify bottlenecks and bugs, and devise solutions to these problems ● Help maintain code quality, organization, and automation ● Ensuring the proper design principles and design methodologies ● Improving Performance of the application ● Development under stringent and tight deadline ● Quick learner of new technologies and ready to do a POC’s using them. Basic Qualifications ● 3-6 years of software development experience in Java / J2EE technologies ● Experience in Spring, Hibernate and Web services ● Hands-on experience in Algorithms and Data structures ● Hands-on experience in applying the Design patterns ● Hands-on experience in Java IO [and NIO] ● Hands-on experience of Java concurrency package ● Experience on big data tools like Apache zookeeper, drill ● Experience on elk stack ● Experience on development tools like Jira, GitHub Desired Qualifications ● B.S. or MS degree in Computer Science, business or related discipline, or equivalent experience ● Experience with authorization and authentication frameworks ● A contributor with experience of open source development
Skills from this JD
Each row merges API 1 extraction, API 2 library match / v3 orchestration (dimensions + locked dims), and API 3 persistence tags.
Java
Primary
Library skill
API 3: existing canonical (in_db)
Existing skill (matched library)
Canonical: Java
id=1
· java
Aliases — catalog
- Java (CANONICAL) primary
- JDK (VERSION)
- JDK 10 (VERSION)
- JDK 11 (VERSION)
- JDK 12 (VERSION)
- JDK 13 (VERSION)
- JDK 14 (VERSION)
- JDK 15 (VERSION)
- JDK 16 (VERSION)
- JDK 17 (VERSION)
- JDK 18 (VERSION)
- JDK 19 (VERSION)
- JDK 20 (VERSION)
- JDK 21 (VERSION)
- JDK 5 (VERSION)
- JDK 6 (VERSION)
- JDK 7 (VERSION)
- JDK 8 (VERSION)
- JDK 9 (VERSION)
- Java 1.0 (VERSION)
- Java 1.1 (VERSION)
- Java 1.2 (VERSION)
- Java 1.3 (VERSION)
- Java 1.4 (VERSION)
- Java 1.5 (VERSION)
- Java 1.6 (VERSION)
- Java 1.7 (VERSION)
- Java 1.8 (VERSION)
- Java 10 (VERSION)
- Java 11 (VERSION)
- Java 12 (VERSION)
- Java 13 (VERSION)
- Java 14 (VERSION)
- Java 15 (VERSION)
- Java 16 (VERSION)
- Java 17 (VERSION)
- Java 18 (VERSION)
- Java 19 (VERSION)
- Java 20 (VERSION)
- Java 21 (VERSION)
- Java 5 (VERSION)
- Java 6 (VERSION)
- Java 7 (VERSION)
- Java 8 (VERSION)
- Java 9 (VERSION)
- Java11 (VERSION)
- Java17 (VERSION)
- Java21 (VERSION)
- Java8 (VERSION)
- OpenJDK 11 (VERSION)
- OpenJDK 17 (VERSION)
- OpenJDK 21 (VERSION)
- OpenJDK 8 (VERSION)
- java 11 (VERSION)
- java 17 (VERSION)
- java 21 (VERSION)
- java 4 (VERSION)
- java 5 (VERSION)
- java 6 (VERSION)
- java 7 (VERSION)
- java 8 (VERSION)
- java lts (VERSION)
- java-11 (VERSION)
- java-17 (VERSION)
- java-21 (VERSION)
- java-4 (VERSION)
- java-5 (VERSION)
- java-6 (VERSION)
- java-7 (VERSION)
- java-8 (VERSION)
- java11 (VERSION)
- java17 (VERSION)
- java21 (VERSION)
- java4 (VERSION)
- java5 (VERSION)
- java6 (VERSION)
- java7 (VERSION)
- java8 (VERSION)
- jdk 11 (VERSION)
- jdk 17 (VERSION)
- jdk 21 (VERSION)
- jdk 4 (VERSION)
- jdk 5 (VERSION)
- jdk 6 (VERSION)
- jdk 7 (VERSION)
- jdk 8 (VERSION)
- jdk11 (VERSION)
- jdk17 (VERSION)
- jdk21 (VERSION)
- jdk4 (VERSION)
- jdk5 (VERSION)
- jdk6 (VERSION)
- jdk7 (VERSION)
- jdk8 (VERSION)
- jvm21 (VERSION)
Context tags (catalog)
APIs
Apache Tomcat
Concurrency
Design patterns
Garbage collection
GraalVM
Gradle
Hibernate
JDBC
JDK
JPA
JUnit
JVM
Java 8
Java EE
JavaFX
Kafka
Lambda expressions
Maven
Microservices
Mockito
Object-oriented
REST
RESTful
SOAP
Servlets
Spring
Spring Boot
Tomcat
microservices
Stored enrichment (catalog DB)
- Category
- Language
- Sub-category
- Programming Language
- Vendor
- Oracle
- License
- other_open
- Year introduced
- 1995
- Confidence
- 0.99
- Version strategy
- SEPARATE_ENTITY
- Version tag
- 21
Maturity reasoning: Java is a hiring-pipeline staple with very high JD volume across enterprise backend, Android, and cloud roles; it remains widely supported by major vendors and frameworks like Spring.
Skill profile (library / DB)
- Skill nature
- LANGUAGE
- Volatility
- STABLE
- Typical lifespan
- EVERGREEN
- Category id
- 6
- Sub-category id
- 96
- Extractable
- True
- Also category
- False
Dimensions (API 2 worklist)
-
Java Language and JVM Catalog dimension db id 279
Library dimension (catalog)
Roles linked in library: Java Backend Developer, Kotlin Backend Developer, Scala Backend Developer
-
Kotlin and Java Catalog dimension db id 161
Library dimension (catalog)
Roles linked in library: Android Developer
-
Native Mobile Languages Catalog dimension db id 274
Library dimension (catalog)
Roles linked in library: Native Mobile Developer
-
Pega Programming Languages & DSLs Catalog dimension db id 267
Library dimension (catalog)
Roles linked in library: Pega Developer
-
Programming Languages Catalog dimension db id 1
Library dimension (catalog)
Roles linked in library: Backend Developer, Fullstack Developer, Fullstack Developer
-
Programming Languages 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) |
J2EE
Primary
Library skill
API 3: existing canonical (in_db)
Existing skill (matched library)
Canonical: J2EE
id=1565
· j2ee
Aliases — catalog
- J2EE (CANONICAL)
Context tags (catalog)
EJB
GlassFish
Hibernate
JDBC
JNDI
JSF
JSP
Java EE
Maven
Microservices
RESTful
SOAP
Servlets
Spring
WebLogic
Stored enrichment (catalog DB)
- Category
- Framework
- Sub-category
- Enterprise Java Framework
- Vendor
- Oracle
- License
- other_open
- Year introduced
- 1999
- Confidence
- 0.90
- Version strategy
- NOT_APPLICABLE
Maturity reasoning: J2EE is largely superseded by Jakarta EE/Spring in modern JDs; Oracle’s Java EE/J2EE branding was replaced and current job postings rarely ask for J2EE specifically.
Skill profile (library / DB)
- Skill nature
- FRAMEWORK
- Volatility
- DEPRECATED
- Typical lifespan
- SHORT_LIVED
- Category id
- 5
- Sub-category id
- 1172
- Extractable
- True
- Also category
- False
Dimensions (API 2 worklist)
-
Web Application Frameworks Catalog dimension db id 2
Library dimension (catalog)
Roles linked in library: Backend Developer, Fullstack Developer, Fullstack Developer, Java Backend Developer, Node.js Backend Developer, PHP Backend Developer, Python Backend Developer
API 3 link attempts (this skill)
| Dimension | Skill↔dim | Role↔dim | Outcome |
|---|---|---|---|
|
Web Application Frameworks
web-application-frameworks
|
✓ | ✓ | Existing dimension (library) · Role↔dimension saved |
Spring
Primary
Library skill
API 3: existing canonical (in_db)
Existing skill (matched library)
Canonical: Spring
id=1630
· spring
Aliases — catalog
- Spring (CANONICAL)
- Spring 4 (VERSION)
- Spring 4.x (VERSION)
- Spring 5 (VERSION)
- Spring 5.x (VERSION)
- Spring 6 (VERSION)
- Spring 6.x (VERSION)
- Spring Framework 4 (VERSION)
- Spring Framework 5 (VERSION)
- Spring Framework 6 (VERSION)
Context tags (catalog)
Application Context
Aspect-Oriented Programming
Bean Lifecycle
Dependency Injection
Hibernate
JPA
Microservices
RESTful Services
Spring Batch
Spring Boot
Spring Cloud
Spring Data
Spring MVC
Spring Security
Thymeleaf
Stored enrichment (catalog DB)
- Category
- Framework
- Sub-category
- Java Application Framework
- Vendor
- Pivotal Software
- License
- apache_2
- Year introduced
- 2003
- Confidence
- 0.98
- Version strategy
- SEPARATE_ENTITY
- Version tag
- 6
Maturity reasoning: Spring is a hiring-pipeline staple in Java backend JDs across major job boards, and Spring Boot is the default framework in many enterprise and cloud-native stacks.
Skill profile (library / DB)
- Skill nature
- FRAMEWORK
- Volatility
- STABLE
- Typical lifespan
- EVERGREEN
- Category id
- 5
- Sub-category id
- 1228
- Extractable
- True
- Also category
- False
Dimensions (API 2 worklist)
-
Web Application Frameworks Catalog dimension db id 2
Library dimension (catalog)
Roles linked in library: Backend Developer, Fullstack Developer, Fullstack Developer, Java Backend Developer, Node.js Backend Developer, PHP Backend Developer, Python Backend Developer
API 3 link attempts (this skill)
| Dimension | Skill↔dim | Role↔dim | Outcome |
|---|---|---|---|
|
Web Application Frameworks
web-application-frameworks
|
✓ | ✓ | Existing dimension (library) · Role↔dimension saved |
Hibernate
Primary
Library skill
API 3: existing canonical (in_db)
Existing skill (matched library)
Canonical: Hibernate
id=21
· hibernate
Aliases — catalog
- Hibernate (CANONICAL) primary
Context tags (catalog)
C3P0
Criteria API
EntityManager
HQL
Hibernate Validator
JPA
JPQL
ORM
SQL
Spring
Spring Data
Spring Data JPA
annotations
caching
cascade
criteria
criteria API
database
dialect
entity
fetching
first-level cache
flush
lazy loading
mapping
mapping files
mappings
merge
persistence
persistence context
second-level cache
session
session factory
transaction
transaction management
transactions
Stored enrichment (catalog DB)
- Category
- Library
- Sub-category
- Orm Library
- Vendor
- Red Hat
- License
- gpl_v2
- Year introduced
- 2001
- Confidence
- 0.98
- Version strategy
- NOT_APPLICABLE
Maturity reasoning: Hibernate remains a common Java ORM in enterprise job postings and is still widely used in Spring/JPA stacks; no vendor sunset or clear replacement has displaced it.
Skill profile (library / DB)
- Skill nature
- LIBRARY
- Volatility
- STABLE
- Typical lifespan
- EVERGREEN
- Category id
- 7
- Sub-category id
- 39
- Extractable
- True
- Also category
- False
Dimensions (API 2 worklist)
-
Application ORM and Repository-Based Data Access Catalog dimension db id 459
Library dimension (catalog)
Roles linked in library: Scala Backend Developer
-
ORMs and Data Access Layers Catalog dimension db id 5
Library dimension (catalog)
Roles linked in library: .NET Backend Developer, Backend Developer, Fullstack Developer, Java Backend Developer, Kotlin Backend Developer, Node.js Backend Developer, PHP Backend Developer, Python Backend Developer, Ruby Backend Developer
API 3 link attempts (this skill)
| Dimension | Skill↔dim | Role↔dim | Outcome |
|---|---|---|---|
|
Application ORM and Repository-Based Data Access
application-orm-and-repository-based-data-access
|
✓ | — | Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role) |
|
ORMs and Data Access Layers
orms-and-data-access-layers
|
✓ | ✓ | Existing dimension (library) · Role↔dimension saved |
Web Services
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
Algorithms
Primary
Library skill
API 3: existing canonical (in_db)
Existing skill (matched library)
Canonical: Algorithms
id=1004
· algorithms
Aliases — catalog
- Algorithms (CANONICAL)
Context tags (catalog)
Big O notation
backtracking
binary trees
breadth-first search
complexity analysis
data structures
depth-first search
divide and conquer
dynamic programming
graph algorithms
greedy algorithms
hashing
recursion
search algorithms
sorting algorithms
Stored enrichment (catalog DB)
- Category
- Concept
- Sub-category
- Algorithms
- Confidence
- 0.98
- Version strategy
- NOT_APPLICABLE
Maturity reasoning: Algorithms are a core hiring staple in software JDs and interview loops across FAANG and general SWE roles; they remain a standard CS curriculum topic rather than a niche tool or sunset technology.
Skill profile (library / DB)
- Skill nature
- CONCEPT
- Volatility
- STABLE
- Typical lifespan
- EVERGREEN
- Category id
- 2
- Sub-category id
- 732
- 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) |
Data Structures
Primary
Library skill
API 3: existing canonical (in_db)
Existing skill (matched library)
Canonical: Data Structures
id=1003
· data-structures
Aliases — catalog
- Data Structures (CANONICAL)
Context tags (catalog)
Big O notation
arrays
binary search
complexity analysis
dynamic programming
graphs
hash tables
linked lists
memory management
queues
recursion
searching algorithms
sorting algorithms
stacks
trees
Stored enrichment (catalog DB)
- Category
- Concept
- Sub-category
- Data Structures
- Confidence
- 0.98
- Version strategy
- NOT_APPLICABLE
Maturity reasoning: Core CS concept in nearly all software engineering JDs and interview loops; widely taught and expected across roles, with no sunset or replacement signal.
Skill profile (library / DB)
- Skill nature
- CONCEPT
- Volatility
- STABLE
- Typical lifespan
- EVERGREEN
- Category id
- 2
- Sub-category id
- 731
- 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) |
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) |
Java IO
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
- Programming Languages
- Sub-category
- general
- Skill nature
- CONCEPT
- Volatility
- STABLE
- Typical lifespan
- EVERGREEN
- Version strategy
- UNVERSIONED
NIO
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
- Programming Languages
- Sub-category
- general
- Skill nature
- CONCEPT
- Volatility
- MEDIUM
- Typical lifespan
- MULTI_YEAR
- Version strategy
- UNVERSIONED
Java Concurrency
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
- Programming Languages
- Sub-category
- general
- Skill nature
- CONCEPT
- Volatility
- STABLE
- Typical lifespan
- EVERGREEN
- Version strategy
- UNVERSIONED
Apache ZooKeeper
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
- Tools
- Sub-category
- Data Engineering Tools
- Skill nature
- TOOL
- Volatility
- MEDIUM
- Typical lifespan
- MULTI_YEAR
- Version strategy
- UNVERSIONED
Apache Drill
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
- Tools
- Sub-category
- Data Engineering Tools
- Skill nature
- TOOL
- Volatility
- MEDIUM
- Typical lifespan
- MULTI_YEAR
- Version strategy
- UNVERSIONED
ELK Stack
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
- Tools
- Sub-category
- Monitoring Tools
- Skill nature
- TOOL
- Volatility
- MEDIUM
- Typical lifespan
- MULTI_YEAR
- Version strategy
- UNVERSIONED
Jira
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
- Tools
- Sub-category
- Project Management Tools
- Skill nature
- TOOL
- Volatility
- MEDIUM
- Typical lifespan
- MULTI_YEAR
- Version strategy
- UNVERSIONED
GitHub
Secondary
Library skill
API 3: existing canonical (in_db)
Existing skill (matched library)
Canonical: GitHub
id=280
· github
Aliases — catalog
- GitHub (CANONICAL) primary
Context tags (catalog)
CI/CD
Git
GitHub Actions
GitHub Enterprise
GitHub Pages
SSH keys
actions
branch protection
branches
code review
collaboration
commit history
fork
forking
issue tracker
issues
markdown
merge conflicts
merge request
pull request
pull requests
release tags
repositories
repository
version control
webhooks
Stored enrichment (catalog DB)
- Category
- Platform
- Sub-category
- Devops Platform
- Vendor
- GitHub, Inc.
- License
- other_open
- Year introduced
- 2008
- Confidence
- 0.96
- Version strategy
- NOT_APPLICABLE
Maturity reasoning: GitHub appears in a very high volume of engineering JDs for source control, code review, and CI/CD; it’s a standard hiring-pipeline skill across teams.
Skill profile (library / DB)
- Skill nature
- PLATFORM
- Volatility
- STABLE
- Typical lifespan
- EVERGREEN
- Category id
- 9
- Sub-category id
- 170
- Extractable
- True
- Also category
- False
Dimensions (API 2 worklist)
-
CI/CD Pipeline Platforms Catalog dimension db id 150
Library dimension (catalog)
Roles linked in library: DevOps Engineer
-
CI/CD for Machine Learning Catalog dimension db id 56
Library dimension (catalog)
Roles linked in library: ML Engineer
API 3 link attempts (this skill)
| Dimension | Skill↔dim | Role↔dim | Outcome |
|---|---|---|---|
|
CI/CD Pipeline Platforms
ci-cd-pipeline-platforms
|
✓ | — | Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role) |
|
CI/CD for Machine Learning
ci-cd-for-machine-learning
|
✓ | — | Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role) |
Authentication
Secondary
Library skill
API 3: existing canonical (in_db)
Existing skill (matched library)
Canonical: Authentication
id=1608
· authentication
Aliases — catalog
- Authentication (CANONICAL)
Context tags (catalog)
JWT
LDAP
OAuth
OpenID Connect
PKI
SAML
access tokens
authorization
identity provider
multi-factor authentication
secure cookies
session management
single sign-on
token validation
user credentials
Stored enrichment (catalog DB)
- Category
- Concept
- Sub-category
- Authentication
- Confidence
- 0.96
- Version strategy
- NOT_APPLICABLE
Maturity reasoning: Authentication is a core requirement in most software JDs and security roles; it appears broadly across job postings and vendor docs for OAuth/OIDC, SSO, and MFA rather than as a niche specialty.
Skill profile (library / DB)
- Skill nature
- CONCEPT
- Volatility
- STABLE
- Typical lifespan
- EVERGREEN
- Category id
- 2
- Sub-category id
- 1211
- Extractable
- True
- Also category
- False
Dimensions (API 2 worklist)
-
Authentication and Session Handling Catalog dimension db id 86
Library dimension (catalog)
Roles linked in library: Android Developer, Frontend Developer, Fullstack Developer, Hybrid Mobile Developer, Ionic Developer, Native Mobile Developer, Web Developer, iOS Developer
API 3 link attempts (this skill)
| Dimension | Skill↔dim | Role↔dim | Outcome |
|---|---|---|---|
|
Authentication and Session Handling
authentication-and-session-handling
|
✓ | — | Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role) |
Authorization
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
- Concepts
- Sub-category
- general
- Skill nature
- CONCEPT
- Volatility
- STABLE
- Typical lifespan
- EVERGREEN
- Version strategy
- UNVERSIONED
Open Source Development
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
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) | |
| J2EE | in_db |
Web Application Frameworks
web-application-frameworks
|
✓ | ✓ | Existing dimension (library) · Role↔dimension saved | |
| Spring | in_db |
Web Application Frameworks
web-application-frameworks
|
✓ | ✓ | Existing dimension (library) · Role↔dimension saved | |
| Hibernate | in_db |
Application ORM and Repository-Based Data Access
application-orm-and-repository-based-data-access
|
✓ | — | Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role) | |
| Hibernate | in_db |
ORMs and Data Access Layers
orms-and-data-access-layers
|
✓ | ✓ | Existing dimension (library) · Role↔dimension saved | |
| Algorithms | in_db |
React Frontend Development
d_init_01
|
✓ | — | Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role) | |
| Data Structures | in_db |
React Frontend Development
d_init_01
|
✓ | — | 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) | |
| GitHub | in_db |
CI/CD Pipeline Platforms
ci-cd-pipeline-platforms
|
✓ | — | Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role) | |
| GitHub | in_db |
CI/CD for Machine Learning
ci-cd-for-machine-learning
|
✓ | — | Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role) | |
| Authentication | in_db |
Authentication and Session Handling
authentication-and-session-handling
|
✓ | — | Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role) |
Library artifacts (this run)
| Kind | Detail | DB id |
|---|---|---|
| canonical_skill_proposed | Web Services | type=Concepts subtype=general nature=CONCEPT lifespan=EVERGREEN | |
| canonical_skill_proposed | Java IO | type=Programming Languages subtype=general nature=CONCEPT lifespan=EVERGREEN | |
| canonical_skill_proposed | NIO | type=Programming Languages subtype=general nature=CONCEPT lifespan=MULTI_YEAR | |
| canonical_skill_proposed | Java Concurrency | type=Programming Languages subtype=general nature=CONCEPT lifespan=EVERGREEN | |
| canonical_skill_proposed | Apache ZooKeeper | type=Tools subtype=Data Engineering Tools nature=TOOL lifespan=MULTI_YEAR | |
| canonical_skill_proposed | Apache Drill | type=Tools subtype=Data Engineering Tools nature=TOOL lifespan=MULTI_YEAR | |
| canonical_skill_proposed | ELK Stack | type=Tools subtype=Monitoring Tools nature=TOOL lifespan=MULTI_YEAR | |
| canonical_skill_proposed | Jira | type=Tools subtype=Project Management Tools nature=TOOL lifespan=MULTI_YEAR | |
| canonical_skill_proposed | Authorization | type=Concepts subtype=general nature=CONCEPT lifespan=EVERGREEN | |
| canonical_skill_proposed | Open Source Development | type=Practices subtype=general nature=PRACTICE lifespan=MULTI_YEAR |
nano JD Parser — gpt-4.1-nano click to toggle
RoleJava Developer
CompanyInfobelt
Experience3-6 years of software development experience in Java / J2EE technologies
DomainSoftware & SaaS Products
JD type
pass
Show raw JSON
{
"JD_type": "pass",
"about_company": {
"source_marker": {
"first_5_words": "Infobelt has built a state-of-the-art",
"last_5_words": "in leading financial institutions for years."
},
"text": "Infobelt has built a state-of-the-art Regulatory Platform, comprising services for processing unstructured and semi-structured content, cloud and enterprise applications for managing compliance workflows and a complete data and document archiving platform for Enterprise clients. We are at the forefront of the RegTech movement and our products and services have been used in leading financial institutions for years.",
"word_count": 64
},
"certifications": [],
"company_name": "Infobelt",
"ctc": null,
"domain": {
"primary": {
"aliases": [
"SaaS",
"Software Development"
],
"domain": "Software \u0026 SaaS Products"
},
"secondary": null
},
"education": [
{
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"requirement": "preferred"
}
],
"experience": {
"max": 6,
"min": 3,
"raw": "3-6 years of software development experience in Java / J2EE technologies"
},
"job_locations": [],
"role": "Java Developer",
"role_aliases": [
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"Software Developer",
"Java Programmer"
],
"role_archetype": "Engineering",
"roles_and_responsibilities": [
{
"bullet_count": 9,
"heading": "Responsibilities",
"heading_was_present": true,
"source_marker": {
"first_5_words": "\u25cf Translate application storyboards and",
"last_5_words": "and ready to do a POC\u2019s using them."
},
"text": "\u25cf Translate application storyboards and use cases into functional applications\n\u25cf Design, build, and maintain efficient, reusable, and reliable Java code\n\u25cf Ensure the best possible performance, quality, and responsiveness of the applications\n\u25cf Identify bottlenecks and bugs, and devise solutions to these problems\n\u25cf Help maintain code quality, organization, and automation\n\u25cf Ensuring the proper design principles and design methodologies\n\u25cf Improving Performance of the application\n\u25cf Development under stringent and tight deadline\n\u25cf Quick learner of new technologies and ready to do a POC\u2019s using them.",
"word_count": 92
},
{
"bullet_count": 9,
"heading": "Basic Qualifications",
"heading_was_present": true,
"source_marker": {
"first_5_words": "\u25cf 3-6 years of software development",
"last_5_words": "like Jira, GitHub"
},
"text": "\u25cf 3-6 years of software development experience in Java / J2EE technologies\n\u25cf Experience in Spring, Hibernate and Web services\n\u25cf Hands-on experience in Algorithms and Data structures\n\u25cf Hands-on experience in applying the Design patterns\n\u25cf Hands-on experience in Java IO [and NIO]\n\u25cf Hands-on experience of Java concurrency package\n\u25cf Experience on big data tools like Apache zookeeper, drill\n\u25cf Experience on elk stack\n\u25cf Experience on development tools like Jira, GitHub",
"word_count": 97
},
{
"bullet_count": 3,
"heading": "Desired Qualifications",
"heading_was_present": true,
"source_marker": {
"first_5_words": "\u25cf B.S. or MS degree in",
"last_5_words": "experience of open source development"
},
"text": "\u25cf B.S. or MS degree in Computer Science, business or related discipline, or equivalent experience\n\u25cf Experience with authorization and authentication frameworks\n\u25cf A contributor with experience of open source development",
"word_count": 36
}
],
"urls": []
}
API 1 — extract-from-jd click to toggle
{
"final_skills": [
{
"is_primary": true,
"skill_name": "Java"
},
{
"is_primary": true,
"skill_name": "J2EE"
},
{
"is_primary": true,
"skill_name": "Spring"
},
{
"is_primary": true,
"skill_name": "Hibernate"
},
{
"is_primary": true,
"skill_name": "Web Services"
},
{
"is_primary": true,
"skill_name": "Algorithms"
},
{
"is_primary": true,
"skill_name": "Data Structures"
},
{
"is_primary": true,
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},
{
"is_primary": true,
"skill_name": "Java IO"
},
{
"is_primary": true,
"skill_name": "NIO"
},
{
"is_primary": true,
"skill_name": "Java Concurrency"
},
{
"is_primary": false,
"skill_name": "Apache ZooKeeper"
},
{
"is_primary": false,
"skill_name": "Apache Drill"
},
{
"is_primary": false,
"skill_name": "ELK Stack"
},
{
"is_primary": false,
"skill_name": "Jira"
},
{
"is_primary": false,
"skill_name": "GitHub"
},
{
"is_primary": false,
"skill_name": "Authentication"
},
{
"is_primary": false,
"skill_name": "Authorization"
},
{
"is_primary": false,
"skill_name": "Open Source Development"
}
],
"jd_role": {
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"rationale": null,
"role_aliases": [
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"Software Developer",
"Java Programmer"
],
"role_archetype": "Engineering",
"slug": ""
},
"nano_parsed": {
"JD_type": "pass",
"about_company": {
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"first_5_words": "Infobelt has built a state-of-the-art",
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"word_count": 64
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"certifications": [],
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"ctc": null,
"domain": {
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],
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"roles_and_responsibilities": [
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"source_marker": {
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"word_count": 92
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{
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"heading_was_present": true,
"source_marker": {
"first_5_words": "\u25cf 3-6 years of software development",
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},
"text": "\u25cf 3-6 years of software development experience in Java / J2EE technologies\n\u25cf Experience in Spring, Hibernate and Web services\n\u25cf Hands-on experience in Algorithms and Data structures\n\u25cf Hands-on experience in applying the Design patterns\n\u25cf Hands-on experience in Java IO [and NIO]\n\u25cf Hands-on experience of Java concurrency package\n\u25cf Experience on big data tools like Apache zookeeper, drill\n\u25cf Experience on elk stack\n\u25cf Experience on development tools like Jira, GitHub",
"word_count": 97
},
{
"bullet_count": 3,
"heading": "Desired Qualifications",
"heading_was_present": true,
"source_marker": {
"first_5_words": "\u25cf B.S. or MS degree in",
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},
"text": "\u25cf B.S. or MS degree in Computer Science, business or related discipline, or equivalent experience\n\u25cf Experience with authorization and authentication frameworks\n\u25cf A contributor with experience of open source development",
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}
],
"urls": []
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"stage3_signals": {
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{
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],
"kra_match_roles": [
{
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{
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{
"display_name": "Flutter Developer",
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},
{
"display_name": "Angular Frontend Developer",
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{
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{
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{
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"skill_match_roles": [
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{
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{
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]
},
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"matched_dimensions": [
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"Improving Performance of the application",
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"matched_skills": [
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"Spring",
"Hibernate",
"Web services",
"Algorithms and Data structures",
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"Java IO",
"NIO",
"Java concurrency package",
"Apache zookeeper",
"drill",
"elk stack",
"Jira",
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"new_role_slug": null,
"queued": false,
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"centroid_updated": true,
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},
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},
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},
{
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},
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},
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},
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},
{
"is_primary": false,
"queue_id": 8871,
"role_display_name": "Backend Developer",
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}
],
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"v3_pipeline_triggered": false,
"v3_role_slug": null,
"v3_run_id": null
}
}
API 2 — extract-details
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"is_extractable": true,
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"matched_via": "alias"
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{
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"matched_via": "alias"
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},
"matched_via": "alias"
},
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{
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],
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"new_alias_persisted": false,
"new_alias_text": null,
"new_skill_meta": {
"derived": {
"category": "Programming Languages",
"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": "java-concurrency",
"split_log": [],
"typed": null,
"warnings": []
},
"source_tag": "llm",
"was_in_llm_skills": true
},
{
"aliases_in_db": [],
"canonical": null,
"dimensions": [],
"input_skill": "Apache ZooKeeper",
"matched_via": null,
"new_alias_persisted": false,
"new_alias_text": null,
"new_skill_meta": {
"derived": {
"category": "Tools",
"skill_nature": "TOOL",
"sub_category": "Data Engineering Tools",
"typical_lifespan": "MULTI_YEAR",
"version_strategy": "UNVERSIONED",
"volatility": "MEDIUM"
},
"enrichment": null,
"keep_log": [],
"locked_dimensions": [],
"merge_log": [],
"placed": null,
"relationships": null,
"skill_id": "apache-zookeeper",
"split_log": [],
"typed": null,
"warnings": []
},
"source_tag": "llm",
"was_in_llm_skills": true
},
{
"aliases_in_db": [],
"canonical": null,
"dimensions": [],
"input_skill": "Apache Drill",
"matched_via": null,
"new_alias_persisted": false,
"new_alias_text": null,
"new_skill_meta": {
"derived": {
"category": "Tools",
"skill_nature": "TOOL",
"sub_category": "Data Engineering Tools",
"typical_lifespan": "MULTI_YEAR",
"version_strategy": "UNVERSIONED",
"volatility": "MEDIUM"
},
"enrichment": null,
"keep_log": [],
"locked_dimensions": [],
"merge_log": [],
"placed": null,
"relationships": null,
"skill_id": "apache-drill",
"split_log": [],
"typed": null,
"warnings": []
},
"source_tag": "llm",
"was_in_llm_skills": true
},
{
"aliases_in_db": [],
"canonical": null,
"dimensions": [],
"input_skill": "ELK Stack",
"matched_via": null,
"new_alias_persisted": false,
"new_alias_text": null,
"new_skill_meta": {
"derived": {
"category": "Tools",
"skill_nature": "TOOL",
"sub_category": "Monitoring Tools",
"typical_lifespan": "MULTI_YEAR",
"version_strategy": "UNVERSIONED",
"volatility": "MEDIUM"
},
"enrichment": null,
"keep_log": [],
"locked_dimensions": [],
"merge_log": [],
"placed": null,
"relationships": null,
"skill_id": "elk-stack",
"split_log": [],
"typed": null,
"warnings": []
},
"source_tag": "llm",
"was_in_llm_skills": true
},
{
"aliases_in_db": [],
"canonical": null,
"dimensions": [],
"input_skill": "Jira",
"matched_via": null,
"new_alias_persisted": false,
"new_alias_text": null,
"new_skill_meta": {
"derived": {
"category": "Tools",
"skill_nature": "TOOL",
"sub_category": "Project Management Tools",
"typical_lifespan": "MULTI_YEAR",
"version_strategy": "UNVERSIONED",
"volatility": "MEDIUM"
},
"enrichment": null,
"keep_log": [],
"locked_dimensions": [],
"merge_log": [],
"placed": null,
"relationships": null,
"skill_id": "jira",
"split_log": [],
"typed": null,
"warnings": []
},
"source_tag": "llm",
"was_in_llm_skills": true
},
{
"aliases_in_db": [
{
"alias_text": "GitHub",
"alias_type": "CANONICAL",
"id": 541,
"is_primary": true,
"match_strategy": "CASE_INSENSITIVE"
}
],
"canonical": {
"category_id": 9,
"display_name": "GitHub",
"id": 280,
"is_also_category": false,
"is_extractable": true,
"skill_nature": "PLATFORM",
"slug": "github",
"sub_category_id": 170,
"typical_lifespan": "EVERGREEN",
"volatility": "STABLE"
},
"dimensions": [
{
"dimension": {
"difficulty_hint": "well_known",
"display_name": "CI/CD Pipeline Platforms",
"id": 150,
"rationale": "Systems used to define, run, and maintain automated build and deployment workflows. This cluster is coherent because the role owns delivery automation end to end, including pipeline reliability and promotion logic.",
"slug": "ci-cd-pipeline-platforms",
"source": "db"
},
"input_skill": "GitHub",
"llm_role": null,
"roles_from_db": [
{
"display_name": "DevOps Engineer",
"id": 10,
"rationale": null,
"role_archetype": null,
"slug": "devops-engineer",
"source": "db"
}
]
},
{
"dimension": {
"difficulty_hint": "well_known",
"display_name": "CI/CD for Machine Learning",
"id": 56,
"rationale": "Tools and platforms for automating ML model integration, testing, and deployment pipelines.",
"slug": "ci-cd-for-machine-learning",
"source": "db"
},
"input_skill": "GitHub",
"llm_role": null,
"roles_from_db": [
{
"display_name": "ML Engineer",
"id": 3,
"rationale": null,
"role_archetype": null,
"slug": "ml-engineer",
"source": "db"
}
]
}
],
"input_skill": "GitHub",
"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": "Authentication",
"alias_type": "CANONICAL",
"id": 2560,
"is_primary": false,
"match_strategy": "CASE_INSENSITIVE"
}
],
"canonical": {
"category_id": 2,
"display_name": "Authentication",
"id": 1608,
"is_also_category": false,
"is_extractable": true,
"skill_nature": "CONCEPT",
"slug": "authentication",
"sub_category_id": 1211,
"typical_lifespan": "EVERGREEN",
"volatility": "STABLE"
},
"dimensions": [
{
"dimension": {
"difficulty_hint": "well_known",
"display_name": "Authentication and Session Handling",
"id": 86,
"rationale": "Client-side identity flows and secure session management used to sign users in and keep them authenticated. This includes token handling, login UX, and protecting secrets on device.",
"slug": "authentication-and-session-handling",
"source": "db"
},
"input_skill": "Authentication",
"llm_role": null,
"roles_from_db": [
{
"display_name": "Android Developer",
"id": 4,
"rationale": null,
"role_archetype": null,
"slug": "android-engineer",
"source": "db"
},
{
"display_name": "Frontend Developer",
"id": 7,
"rationale": null,
"role_archetype": null,
"slug": "frontend-engineer",
"source": "db"
},
{
"display_name": "Fullstack Developer",
"id": 15,
"rationale": null,
"role_archetype": null,
"slug": "full-stack-engineer",
"source": "db"
},
{
"display_name": "Hybrid Mobile Developer",
"id": 11,
"rationale": null,
"role_archetype": null,
"slug": "hybrid-mobile-developer",
"source": "db"
},
{
"display_name": "Ionic Developer",
"id": 434,
"rationale": null,
"role_archetype": null,
"slug": "ionic-developer",
"source": "db"
},
{
"display_name": "Native Mobile Developer",
"id": 75,
"rationale": null,
"role_archetype": "Engineering",
"slug": "native-mobile-developer",
"source": "db"
},
{
"display_name": "Web Developer",
"id": 25,
"rationale": null,
"role_archetype": null,
"slug": "web-developer",
"source": "db"
},
{
"display_name": "iOS Developer",
"id": 6,
"rationale": null,
"role_archetype": null,
"slug": "ios-engineer",
"source": "db"
}
]
}
],
"input_skill": "Authentication",
"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": "Authorization",
"matched_via": null,
"new_alias_persisted": false,
"new_alias_text": null,
"new_skill_meta": {
"derived": {
"category": "Concepts",
"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": "authorization",
"split_log": [],
"typed": null,
"warnings": []
},
"source_tag": "llm",
"was_in_llm_skills": true
},
{
"aliases_in_db": [],
"canonical": null,
"dimensions": [],
"input_skill": "Open Source Development",
"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": "open-source-development",
"split_log": [],
"typed": null,
"warnings": []
},
"source_tag": "llm",
"was_in_llm_skills": true
}
],
"unmatched_skills": [
"Web Services",
"Java IO",
"NIO",
"Java Concurrency",
"Apache ZooKeeper",
"Apache Drill",
"ELK Stack",
"Jira",
"Authorization",
"Open Source Development"
]
}
API 3 — final-role-output
{
"chosen_role": {
"display_name": "Backend Developer",
"id": 1,
"rationale": "Domain=Software Engineering \u2192 sub-role java-backend-developer; The JD is centered on Java/J2EE server-side application development with Spring, Hibernate, web services, concurrency, and backend quality/performance work.",
"role_archetype": "A Backend Engineer designs, builds, and maintains the server-side logic and data handling that power applications and services. They focus on implementing reliable business functionality, integrating with other systems, and ensuring the backend is scalable, maintainable, and observable.",
"slug": "backend-engineer",
"source": "db"
},
"chosen_role_resolution": "in_db",
"final_input_skills": [
{
"skill": "Java",
"tag": "in_db"
},
{
"skill": "J2EE",
"tag": "in_db"
},
{
"skill": "Spring",
"tag": "in_db"
},
{
"skill": "Hibernate",
"tag": "in_db"
},
{
"skill": "Web Services",
"tag": "new"
},
{
"skill": "Algorithms",
"tag": "in_db"
},
{
"skill": "Data Structures",
"tag": "in_db"
},
{
"skill": "Design Patterns",
"tag": "in_db"
},
{
"skill": "Java IO",
"tag": "new"
},
{
"skill": "NIO",
"tag": "new"
},
{
"skill": "Java Concurrency",
"tag": "new"
},
{
"skill": "Apache ZooKeeper",
"tag": "new"
},
{
"skill": "Apache Drill",
"tag": "new"
},
{
"skill": "ELK Stack",
"tag": "new"
},
{
"skill": "Jira",
"tag": "new"
},
{
"skill": "GitHub",
"tag": "in_db"
},
{
"skill": "Authentication",
"tag": "in_db"
},
{
"skill": "Authorization",
"tag": "new"
},
{
"skill": "Open Source Development",
"tag": "new"
}
],
"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,
"rationale": null,
"role_archetype": "Engineering",
"slug": "java-backend-developer",
"source": "db"
},
{
"display_name": "Kotlin Backend Developer",
"id": 84,
"rationale": null,
"role_archetype": "Engineering",
"slug": "kotlin-server-backend-developer",
"source": "db"
},
{
"display_name": "Scala Backend Developer",
"id": 87,
"rationale": null,
"role_archetype": "Engineering",
"slug": "scala-backend-developer",
"source": "db"
}
],
"skill_dimension_saved": true,
"skill_id": 1,
"skill_tag": "in_db",
"skipped_reason": null
},
{
"chosen_role_id": 1,
"dimension": {
"difficulty_hint": "well_known",
"display_name": "Kotlin and Java",
"id": 161,
"rationale": "Primary implementation languages for Android app features, platform integration, and client-side business logic. Android engineers use these languages to build screens, state flows, service adapters, and device-aware behavior.",
"slug": "kotlin-and-java",
"source": "db"
},
"dimension_id": 161,
"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": "Android Developer",
"id": 4,
"rationale": null,
"role_archetype": null,
"slug": "android-engineer",
"source": "db"
}
],
"skill_dimension_saved": true,
"skill_id": 1,
"skill_tag": "in_db",
"skipped_reason": null
},
{
"chosen_role_id": 1,
"dimension": {
"difficulty_hint": "well_known",
"display_name": "Native Mobile Languages",
"id": 274,
"rationale": "Primary implementation languages used to build platform-specific app features, UI logic, and device integrations. This is the core coding surface for native mobile work on one platform.",
"slug": "native-mobile-languages",
"source": "db"
},
"dimension_id": 274,
"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": "Native Mobile Developer",
"id": 75,
"rationale": null,
"role_archetype": "Engineering",
"slug": "native-mobile-developer",
"source": "db"
}
],
"skill_dimension_saved": true,
"skill_id": 1,
"skill_tag": "in_db",
"skipped_reason": null
},
{
"chosen_role_id": 1,
"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"
},
"dimension_id": 267,
"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": "Pega Developer",
"id": 24,
"rationale": null,
"role_archetype": null,
"slug": "pega-developer",
"source": "db"
}
],
"skill_dimension_saved": true,
"skill_id": 1,
"skill_tag": "in_db",
"skipped_reason": null
},
{
"chosen_role_id": 1,
"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"
},
"dimension_id": 1,
"input_skill": "Java",
"llm_role": null,
"matched_chosen_role": true,
"outcome_line": "Existing dimension (library) \u00b7 Role\u2194dimension saved",
"role_dimension_saved": true,
"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": 435,
"rationale": null,
"role_archetype": "Engineering",
"slug": "fullstack-developer",
"source": "db"
},
{
"display_name": "Fullstack Developer",
"id": 15,
"rationale": null,
"role_archetype": null,
"slug": "full-stack-engineer",
"source": "db"
}
],
"skill_dimension_saved": true,
"skill_id": 1,
"skill_tag": "in_db",
"skipped_reason": null
},
{
"chosen_role_id": 1,
"dimension": {
"difficulty_hint": "well_known",
"display_name": "Programming Languages for Data Work",
"id": 21,
"rationale": "Languages used to implement data pipelines, transformations, and operational glue. This is the primary coding surface for building ingestion, enrichment, and automation logic in data engineering.",
"slug": "programming-languages-for-data-work",
"source": "db"
},
"dimension_id": 21,
"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": "Data Engineer",
"id": 2,
"rationale": null,
"role_archetype": null,
"slug": "data-engineer",
"source": "db"
}
],
"skill_dimension_saved": true,
"skill_id": 1,
"skill_tag": "in_db",
"skipped_reason": null
},
{
"chosen_role_id": 1,
"dimension": {
"difficulty_hint": "well_known",
"display_name": "Web Application Frameworks",
"id": 2,
"rationale": "Server frameworks and runtimes used to build HTTP services, controllers, middleware, and request pipelines. These frameworks shape how backend endpoints are structured and delivered.",
"slug": "web-application-frameworks",
"source": "db"
},
"dimension_id": 2,
"input_skill": "J2EE",
"llm_role": null,
"matched_chosen_role": true,
"outcome_line": "Existing dimension (library) \u00b7 Role\u2194dimension saved",
"role_dimension_saved": true,
"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"
},
{
"display_name": "Fullstack Developer",
"id": 435,
"rationale": null,
"role_archetype": "Engineering",
"slug": "fullstack-developer",
"source": "db"
},
{
"display_name": "Java Backend Developer",
"id": 79,
"rationale": null,
"role_archetype": "Engineering",
"slug": "java-backend-developer",
"source": "db"
},
{
"display_name": "Node.js Backend Developer",
"id": 82,
"rationale": null,
"role_archetype": "Engineering",
"slug": "node-backend-developer",
"source": "db"
},
{
"display_name": "PHP Backend Developer",
"id": 86,
"rationale": null,
"role_archetype": "Engineering",
"slug": "php-backend-developer",
"source": "db"
},
{
"display_name": "Python Backend Developer",
"id": 80,
"rationale": null,
"role_archetype": "Engineering",
"slug": "python-backend-developer",
"source": "db"
}
],
"skill_dimension_saved": true,
"skill_id": 1565,
"skill_tag": "in_db",
"skipped_reason": null
},
{
"chosen_role_id": 1,
"dimension": {
"difficulty_hint": "well_known",
"display_name": "Web Application Frameworks",
"id": 2,
"rationale": "Server frameworks and runtimes used to build HTTP services, controllers, middleware, and request pipelines. These frameworks shape how backend endpoints are structured and delivered.",
"slug": "web-application-frameworks",
"source": "db"
},
"dimension_id": 2,
"input_skill": "Spring",
"llm_role": null,
"matched_chosen_role": true,
"outcome_line": "Existing dimension (library) \u00b7 Role\u2194dimension saved",
"role_dimension_saved": true,
"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"
},
{
"display_name": "Fullstack Developer",
"id": 435,
"rationale": null,
"role_archetype": "Engineering",
"slug": "fullstack-developer",
"source": "db"
},
{
"display_name": "Java Backend Developer",
"id": 79,
"rationale": null,
"role_archetype": "Engineering",
"slug": "java-backend-developer",
"source": "db"
},
{
"display_name": "Node.js Backend Developer",
"id": 82,
"rationale": null,
"role_archetype": "Engineering",
"slug": "node-backend-developer",
"source": "db"
},
{
"display_name": "PHP Backend Developer",
"id": 86,
"rationale": null,
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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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