Pipeline run
dc0db627-b102-42e1-a135-f7080629fd59
Client output enrichment
v2 Skill cluster · Nature of work · AI index · Tech stack maturity · Evidence · KRA descriptionvocab breakdown (legacy)
Signals
Post-classification
Captured for admin review
• Contribute in all phases of the software development lifecycle. • Write well designed, testable, efficient code. • Prepare and produce releases of software components. • Support continuous improveme…
1 POST /skills/extract-from-jd
2 POST /skills/extract-details
3 POST /skills/final-role-output
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 centers on Java backend development with Java EE, Spring, SQL/ORM, unit testing, and software lifecycle responsibilities, which matches Backend Developer best.
Matched skills
Matched dimensions
Matched KRAs
Resolution:
in_db
— role exists in library; skill↔dim and role↔dim links saved when applicable.
Job description
JD - • We are looking for an awesome Backend Developer to join our team where you will be getting an amazing learning experience and exposure to all latest technologies. Responsibilities • Contribute in all phases of the software development lifecycle. • Write well designed, testable, efficient code. • Prepare and produce releases of software components. • Support continuous improvement by investigating alternatives and technologies and presenting these for architectural review. Requirements • B.Tech in Computer Science Engineering with min 4+ years experience in Backend development. • Should have handled 4 team members at least. • Should have a good hold on Data structures and algorithms. • Hands-on experience in designing and developing applications using Java EE platforms. • Object Oriented analysis and design using common design patterns. • Excellent knowledge of Relational Databases, SQL and ORM technologies (JPA2, Hibernate). • Experience in the Spring Framework. • Experience in developing web applications using at least one popular web framework (JSF, Wicket, GWT, Spring MVC). • Experience in writing Unit tests. • Excellent communication, analytical, problem solving skills with a strong sense of ownership, urgency and drive Category Backend Developers (Web, Mobile & Software Dev) Expertise Java (All Versions) - 2 Years - Advanced Java EE Object Relational Mapping - (ORM) Spring Framework SQL Spring MVC Java Server Faces - (JSF) Google Web Toolkit - GWT Data Structures And Algorithms - 2 Years - Advanced UI And UX Design apache wicket Screening Questions Q1. How good are you in Algorithm should have good logical abilities Should have good grasp on Data structure , Database * Q2. Must Have : Btech Joining should be within 30 days * Q3. How would rate yourself from 0 to 10 in Algorithm Data structure and Databases ? * Q4. Which all databases you have worked on ? *
Skills from this JD
Each row merges API 1 extraction, API 2 library match / v3 orchestration (dimensions + locked dims), and API 3 persistence tags.
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)
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) |
Skill enrichment (orchestrator / LLM)
No Stage 7 enrichment blob on this skill (orchestrator skipped enrichment).
- Category
- Web Frameworks
- Sub-category
- general
- Skill nature
- CONCEPT
- Volatility
- MEDIUM
- Typical lifespan
- MULTI_YEAR
- Version strategy
- UNVERSIONED
Skill enrichment (orchestrator / LLM)
No Stage 7 enrichment blob on this skill (orchestrator skipped enrichment).
- Category
- Web Frameworks
- Sub-category
- general
- Skill nature
- CONCEPT
- Volatility
- MEDIUM
- Typical lifespan
- MULTI_YEAR
- Version strategy
- UNVERSIONED
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)
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
|
— | — |
Skipped — no persistable v3 meta for new skill
skill_not_in_db_v3_proposed
|
Aliases — catalog
- SQL (CANONICAL) primary
Context tags (catalog)
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) |
Aliases — catalog
- Spring MVC (CANONICAL) primary
Context tags (catalog)
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 |
Skill enrichment (orchestrator / LLM)
No Stage 7 enrichment blob on this skill (orchestrator skipped enrichment).
- Category
- Web Frameworks
- Sub-category
- general
- Skill nature
- TOOL
- Volatility
- MEDIUM
- Typical lifespan
- MULTI_YEAR
- Version strategy
- UNVERSIONED
Skill enrichment (orchestrator / LLM)
No Stage 7 enrichment blob on this skill (orchestrator skipped enrichment).
- Category
- Web Frameworks
- Sub-category
- general
- Skill nature
- TOOL
- Volatility
- FAST
- Typical lifespan
- SHORT_LIVED
- Version strategy
- VERSIONED
Skill enrichment (orchestrator / LLM)
No Stage 7 enrichment blob on this skill (orchestrator skipped enrichment).
- Category
- Web Frameworks
- Sub-category
- general
- Skill nature
- TOOL
- Volatility
- MEDIUM
- Typical lifespan
- MULTI_YEAR
- Version strategy
- UNVERSIONED
Aliases — catalog
- Data Structures (CANONICAL)
Context tags (catalog)
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
|
— | — |
Skipped — no persistable v3 meta for new skill
skill_not_in_db_v3_proposed
|
Aliases — catalog
- JPA (CANONICAL) primary
Context tags (catalog)
Stored enrichment (catalog DB)
- Category
- Standard
- Sub-category
- Persistence Specification
- Vendor
- Eclipse Foundation
- License
- other_open
- Year introduced
- 2006
- Confidence
- 0.90
- Version strategy
- NOT_APPLICABLE
Maturity reasoning: JPA appears frequently in Java backend job descriptions and remains the standard ORM/persistence spec in the Spring/Hibernate ecosystem, with no vendor sunset or replacement announced.
Skill profile (library / DB)
- Skill nature
- STANDARD
- Volatility
- STABLE
- Typical lifespan
- EVERGREEN
- Category id
- 12
- Sub-category id
- 3566
- Extractable
- True
- Also category
- False
Dimensions (API 2 worklist)
-
Application ORM and Repository-Based Data Access Catalog dimension db id 459
Library dimension (catalog)
Roles linked in library: Scala Backend Developer
-
ORMs and Data Access Layers Catalog dimension db id 5
Library dimension (catalog)
Roles linked in library: .NET Backend Developer, Backend Developer, Fullstack Developer, 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
|
— | — |
Skipped — no persistable v3 meta for new skill
skill_not_in_db_v3_proposed
|
|
ORMs and Data Access Layers
orms-and-data-access-layers
|
— | — |
Skipped — no persistable v3 meta for new skill
skill_not_in_db_v3_proposed
|
Aliases — catalog
- Hibernate (CANONICAL) primary
Context tags (catalog)
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 |
Aliases — catalog
- Unit Testing (CANONICAL)
Context tags (catalog)
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) |
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) | |
| Spring Framework | new |
Web Application Frameworks
web-application-frameworks
|
— | — | Skipped — no persistable v3 meta for new skill | skill_not_in_db_v3_proposed |
| 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) | |
| Spring MVC | in_db |
Web Application Frameworks
web-application-frameworks
|
✓ | ✓ | Existing dimension (library) · Role↔dimension saved | |
| Data Structures and Algorithms | new |
React Frontend Development
d_init_01
|
— | — | Skipped — no persistable v3 meta for new skill | skill_not_in_db_v3_proposed |
| JPA2 | new |
Application ORM and Repository-Based Data Access
application-orm-and-repository-based-data-access
|
— | — | Skipped — no persistable v3 meta for new skill | skill_not_in_db_v3_proposed |
| JPA2 | new |
ORMs and Data Access Layers
orms-and-data-access-layers
|
— | — | Skipped — no persistable v3 meta for new skill | skill_not_in_db_v3_proposed |
| 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 | |
| Unit Testing | 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 | Java EE | type=Web Frameworks subtype=general nature=CONCEPT lifespan=MULTI_YEAR | |
| canonical_skill_proposed | ORM | type=Web Frameworks subtype=general nature=CONCEPT lifespan=MULTI_YEAR | |
| canonical_skill_proposed | JSF | type=Web Frameworks subtype=general nature=TOOL lifespan=MULTI_YEAR | |
| canonical_skill_proposed | GWT | type=Web Frameworks subtype=general nature=TOOL lifespan=SHORT_LIVED | |
| canonical_skill_proposed | Wicket | type=Web Frameworks subtype=general nature=TOOL lifespan=MULTI_YEAR | |
| dimension_skill_link_proposed | Spring Framework ↔ Web Application Frameworks | |
| role_dimension_link_proposed | Backend Developer ↔ Web Application Frameworks | |
| dimension_skill_link_proposed | Data Structures and Algorithms ↔ React Frontend Development | |
| dimension_skill_link_proposed | JPA2 ↔ Application ORM and Repository-Based Data Access | |
| dimension_skill_link_proposed | JPA2 ↔ ORMs and Data Access Layers | |
| role_dimension_link_proposed | Backend Developer ↔ ORMs and Data Access Layers |
nano JD Parser — gpt-4.1-nano click to toggle
Show raw JSON
{
"JD_type": "pass",
"about_company": null,
"certifications": [],
"company_name": null,
"ctc": null,
"domain": {
"primary": {
"aliases": [
"Software Development",
"Web Development"
],
"domain": "Software \u0026 SaaS Products"
},
"secondary": null
},
"education": [
{
"level": "Bachelor\u0027s",
"qualification": "BTECH/BE - Computer Science Engineering",
"raw": "B.Tech in Computer Science Engineering",
"requirement": "required"
}
],
"experience": {
"max": null,
"min": 4,
"raw": "min 4+ years experience in Backend development"
},
"job_locations": [],
"role": "Backend Developer",
"role_aliases": [
"Backend Engineer",
"Software Developer",
"Java Developer"
],
"role_archetype": "Engineering",
"roles_and_responsibilities": [
{
"bullet_count": 4,
"heading": "Responsibilities",
"heading_was_present": true,
"source_marker": {
"first_5_words": "\u2022 Contribute in all phases",
"last_5_words": "for architectural review."
},
"text": "\u2022 Contribute in all phases of the software development lifecycle.\n\u2022 Write well designed, testable, efficient code.\n\u2022 Prepare and produce releases of software components.\n\u2022 Support continuous improvement by investigating alternatives and technologies and presenting these for architectural review.",
"word_count": 44
},
{
"bullet_count": 10,
"heading": "Requirements",
"heading_was_present": true,
"source_marker": {
"first_5_words": "\u2022 B.Tech in Computer Science",
"last_5_words": "sense of ownership, urgency and drive."
},
"text": "\u2022 B.Tech in Computer Science Engineering with min 4+ years experience in Backend development.\n\u2022 Should have handled 4 team members at least.\n\u2022 Should have a good hold on Data structures and algorithms.\n\u2022 Hands-on experience in designing and developing applications using Java EE platforms.\n\u2022 Object Oriented analysis and design using common design patterns.\n\u2022 Excellent knowledge of Relational Databases, SQL and ORM technologies (JPA2, Hibernate).\n\u2022 Experience in the Spring Framework.\n\u2022 Experience in developing web applications using at least one popular web framework (JSF, Wicket, GWT, Spring MVC).\n\u2022 Experience in writing Unit tests.\n\u2022 Excellent communication, analytical, problem solving skills with a strong sense of ownership, urgency and drive.",
"word_count": 104
},
{
"bullet_count": 11,
"heading": "Expertise",
"heading_was_present": true,
"source_marker": {
"first_5_words": "Java (All Versions) - 2",
"last_5_words": "And Algorithms - 2 Years - Advanced"
},
"text": "Java (All Versions) - 2 Years - Advanced\nJava EE\nObject Relational Mapping - (ORM)\nSpring Framework\nSQL\nSpring MVC\nJava Server Faces - (JSF)\nGoogle Web Toolkit - GWT\nData Structures And Algorithms - 2 Years - Advanced\nUI And UX Design\napache wicket",
"word_count": 38
}
],
"urls": []
}
API 1 — extract-from-jd click to toggle
{
"final_skills": [
{
"is_primary": true,
"skill_name": "Java"
},
{
"is_primary": true,
"skill_name": "Java EE"
},
{
"is_primary": true,
"skill_name": "ORM"
},
{
"is_primary": true,
"skill_name": "Spring Framework"
},
{
"is_primary": true,
"skill_name": "SQL"
},
{
"is_primary": true,
"skill_name": "Spring MVC"
},
{
"is_primary": true,
"skill_name": "JSF"
},
{
"is_primary": true,
"skill_name": "GWT"
},
{
"is_primary": true,
"skill_name": "Wicket"
},
{
"is_primary": true,
"skill_name": "Data Structures and Algorithms"
},
{
"is_primary": false,
"skill_name": "JPA2"
},
{
"is_primary": false,
"skill_name": "Hibernate"
},
{
"is_primary": false,
"skill_name": "Unit Testing"
}
],
"jd_role": {
"display_name": "Backend Developer",
"rationale": null,
"role_aliases": [
"Backend Engineer",
"Software Developer",
"Java Developer"
],
"role_archetype": "Engineering",
"slug": ""
},
"nano_parsed": {
"JD_type": "pass",
"about_company": null,
"certifications": [],
"company_name": null,
"ctc": null,
"domain": {
"primary": {
"aliases": [
"Software Development",
"Web Development"
],
"domain": "Software \u0026 SaaS Products"
},
"secondary": null
},
"education": [
{
"level": "Bachelor\u0027s",
"qualification": "BTECH/BE - Computer Science Engineering",
"raw": "B.Tech in Computer Science Engineering",
"requirement": "required"
}
],
"experience": {
"max": null,
"min": 4,
"raw": "min 4+ years experience in Backend development"
},
"job_locations": [],
"role": "Backend Developer",
"role_aliases": [
"Backend Engineer",
"Software Developer",
"Java Developer"
],
"role_archetype": "Engineering",
"roles_and_responsibilities": [
{
"bullet_count": 4,
"heading": "Responsibilities",
"heading_was_present": true,
"source_marker": {
"first_5_words": "\u2022 Contribute in all phases",
"last_5_words": "for architectural review."
},
"text": "\u2022 Contribute in all phases of the software development lifecycle.\n\u2022 Write well designed, testable, efficient code.\n\u2022 Prepare and produce releases of software components.\n\u2022 Support continuous improvement by investigating alternatives and technologies and presenting these for architectural review.",
"word_count": 44
},
{
"bullet_count": 10,
"heading": "Requirements",
"heading_was_present": true,
"source_marker": {
"first_5_words": "\u2022 B.Tech in Computer Science",
"last_5_words": "sense of ownership, urgency and drive."
},
"text": "\u2022 B.Tech in Computer Science Engineering with min 4+ years experience in Backend development.\n\u2022 Should have handled 4 team members at least.\n\u2022 Should have a good hold on Data structures and algorithms.\n\u2022 Hands-on experience in designing and developing applications using Java EE platforms.\n\u2022 Object Oriented analysis and design using common design patterns.\n\u2022 Excellent knowledge of Relational Databases, SQL and ORM technologies (JPA2, Hibernate).\n\u2022 Experience in the Spring Framework.\n\u2022 Experience in developing web applications using at least one popular web framework (JSF, Wicket, GWT, Spring MVC).\n\u2022 Experience in writing Unit tests.\n\u2022 Excellent communication, analytical, problem solving skills with a strong sense of ownership, urgency and drive.",
"word_count": 104
},
{
"bullet_count": 11,
"heading": "Expertise",
"heading_was_present": true,
"source_marker": {
"first_5_words": "Java (All Versions) - 2",
"last_5_words": "And Algorithms - 2 Years - Advanced"
},
"text": "Java (All Versions) - 2 Years - Advanced\nJava EE\nObject Relational Mapping - (ORM)\nSpring Framework\nSQL\nSpring MVC\nJava Server Faces - (JSF)\nGoogle Web Toolkit - GWT\nData Structures And Algorithms - 2 Years - Advanced\nUI And UX Design\napache wicket",
"word_count": 38
}
],
"urls": []
},
"rejected": false,
"rejection_reason": null,
"run_id": "dc0db627-b102-42e1-a135-f7080629fd59",
"stage3_signals": {
"alias_found": true,
"alias_match_roles": [
{
"display_name": "Backend Developer",
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"matched_count": null,
"matched_skills": null,
"role_id": 1,
"score": 1.0,
"slug": "backend-engineer",
"total_count": null
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{
"display_name": "Java Backend Developer",
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"matched_count": null,
"matched_skills": null,
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}
],
"kra_match_roles": [
{
"display_name": "React Native Developer",
"kra_matches": [
{
"kra_text": "maintain code quality",
"sentence": "Write well designed, testable, efficient code.",
"similarity": 0.6123
},
{
"kra_text": "prepare mobile releases",
"sentence": "Prepare and produce releases of software components.",
"similarity": 0.5266
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{
"kra_text": "maintain code quality",
"sentence": "Contribute in all phases of the software development lifecycle.",
"similarity": 0.4329
}
],
"matched_count": null,
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"role_id": 73,
"score": 0.5239,
"slug": "react-native-developer",
"total_count": null
},
{
"display_name": "DevOps Engineer",
"kra_matches": [
{
"kra_text": "Collaborates with development teams to improve build processes, reduce deployment friction, containerize applications, and adopt DevOps best practices.",
"sentence": "Contribute in all phases of the software development lifecycle.",
"similarity": 0.5303
},
{
"kra_text": "Manages release management processes including environment promotion gates, deployment approval workflows, change management records, and rollback procedures.",
"sentence": "Prepare and produce releases of software components.",
"similarity": 0.5213
},
{
"kra_text": "Collaborates with development teams to improve build processes, reduce deployment friction, containerize applications, and adopt DevOps best practices.",
"sentence": "Support continuous improvement by investigating alternatives and technologies and presenting these for architectural review.",
"similarity": 0.4554
}
],
"matched_count": null,
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"role_id": 10,
"score": 0.5023,
"slug": "devops-engineer",
"total_count": null
},
{
"display_name": "Fullstack Developer",
"kra_matches": [
{
"kra_text": "Designs and queries relational databases like PostgreSQL and document stores like MongoDB, writing migrations, indexes, and optimized queries.",
"sentence": "Excellent knowledge of Relational Databases, SQL and ORM technologies (JPA2, Hibernate).",
"similarity": 0.522
},
{
"kra_text": "Works closely with product managers and UX designers to translate requirements and wireframes into working software features through iterative development.",
"sentence": "Contribute in all phases of the software development lifecycle.",
"similarity": 0.5156
},
{
"kra_text": "Delivers features through CI/CD pipelines using automated tests, staged rollouts, feature flags, and incremental deployments.",
"sentence": "Prepare and produce releases of software components.",
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}
],
"matched_count": null,
"matched_skills": null,
"role_id": 15,
"score": 0.4976,
"slug": "full-stack-engineer",
"total_count": null
},
{
"display_name": "Flutter Developer",
"kra_matches": [
{
"kra_text": "support release readiness",
"sentence": "Prepare and produce releases of software components.",
"similarity": 0.5127
},
{
"kra_text": "collaborate with design, product, and backend teams",
"sentence": "Contribute in all phases of the software development lifecycle.",
"similarity": 0.5095
},
{
"kra_text": "optimize responsiveness and performance",
"sentence": "Write well designed, testable, efficient code.",
"similarity": 0.427
}
],
"matched_count": null,
"matched_skills": null,
"role_id": 74,
"score": 0.4831,
"slug": "flutter-developer",
"total_count": null
},
{
"display_name": "Angular Frontend Developer",
"kra_matches": [
{
"kra_text": "code review and refactoring",
"sentence": "Write well designed, testable, efficient code.",
"similarity": 0.5216
},
{
"kra_text": "collaboration with design and QA",
"sentence": "Contribute in all phases of the software development lifecycle.",
"similarity": 0.4587
},
{
"kra_text": "collaboration with design and QA",
"sentence": "Support continuous improvement by investigating alternatives and technologies and presenting these for architectural review.",
"similarity": 0.4247
}
],
"matched_count": null,
"matched_skills": null,
"role_id": 90,
"score": 0.4683,
"slug": "angular-frontend-developer",
"total_count": null
}
],
"skill_match_roles": [
{
"display_name": "Fullstack Developer",
"kra_matches": null,
"matched_count": 2,
"matched_skills": [
"Java",
"Spring MVC"
],
"role_id": 15,
"score": 0.2,
"slug": "full-stack-engineer",
"total_count": 10
},
{
"display_name": "Data Engineer",
"kra_matches": null,
"matched_count": 2,
"matched_skills": [
"Java",
"SQL"
],
"role_id": 2,
"score": 0.2,
"slug": "data-engineer",
"total_count": 10
},
{
"display_name": "Backend Developer",
"kra_matches": null,
"matched_count": 2,
"matched_skills": [
"Java",
"Spring MVC"
],
"role_id": 1,
"score": 0.2,
"slug": "backend-engineer",
"total_count": 10
},
{
"display_name": "Pega Developer",
"kra_matches": null,
"matched_count": 2,
"matched_skills": [
"Java",
"SQL"
],
"role_id": 24,
"score": 0.2,
"slug": "pega-developer",
"total_count": 10
},
{
"display_name": "Java Backend Developer",
"kra_matches": null,
"matched_count": 2,
"matched_skills": [
"Java",
"Spring MVC"
],
"role_id": 79,
"score": 0.2,
"slug": "java-backend-developer",
"total_count": 10
}
]
},
"stage4_decision": {
"alias_collision_detected": false,
"case": "DOMAIN",
"chosen_role": {
"display_name": "Backend Developer",
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"matched_count": null,
"matched_skills": null,
"role_id": 1,
"score": 0.99,
"slug": "backend-engineer",
"total_count": null
},
"confidence": 0.99,
"is_new_role": false,
"llm2_fired": false,
"llm2_reasoning": null,
"matched_dimensions": [
"Backend Development",
"Software Lifecycle Execution",
"Application Design and Development",
"Database and ORM Integration",
"Unit Testing",
"Architectural Review and Technology Evaluation",
"Team Leadership"
],
"matched_kras": [
"Contribute in all phases of the software development lifecycle",
"Write well designed, testable, efficient code",
"Prepare and produce releases of software components",
"Support continuous improvement by investigating alternatives and technologies",
"Present alternatives for architectural review",
"Handled 4 team members at least"
],
"matched_skills": [
"Java",
"Java EE",
"Data structures and algorithms",
"Object Oriented analysis and design",
"design patterns",
"Relational Databases",
"SQL",
"ORM technologies",
"JPA2",
"Hibernate",
"Spring Framework",
"Spring MVC",
"JSF",
"GWT",
"apache wicket",
"Unit tests"
],
"new_role_display_name": null,
"new_role_slug": null,
"queued": false,
"reasoning": "Domain=Software Engineering \u2192 sub-role java-backend-developer; The JD centers on Java backend development with Java EE, Spring, SQL/ORM, unit testing, and software lifecycle responsibilities, which matches Backend Developer best.",
"sub_role": {
"confidence": 0.99,
"display_name": "Java Backend Developer",
"reasoning": "The JD explicitly centers on Java, Java EE, Spring, Hibernate/JPA, and Java web frameworks, which clearly matches Java Backend Developer.",
"role_id": 79,
"slug": "java-backend-developer"
}
},
"stage5_updates": {
"centroid_n_after": 213,
"centroid_updated": true,
"collision_log_id": null,
"new_kra_attached": {
"best_kra_similarity": 0.0,
"queue_id": 255,
"r_and_r_preview": "\u2022 Contribute in all phases of the software development lifecycle.\n\u2022 Write well designed, testable, efficient code.\n\u2022 Prepare and produce releases of software components.\n\u2022 Support continuous improveme",
"role_display_name": "Backend Developer",
"role_slug": "backend-engineer",
"status": "pending"
},
"new_skills_attached": [
{
"is_primary": true,
"queue_id": 5319,
"role_display_name": "Backend Developer",
"role_slug": "backend-engineer",
"skill_name": "Java EE",
"status": "pending"
},
{
"is_primary": true,
"queue_id": 5321,
"role_display_name": "Backend Developer",
"role_slug": "backend-engineer",
"skill_name": "ORM",
"status": "pending"
},
{
"is_primary": true,
"queue_id": 5323,
"role_display_name": "Backend Developer",
"role_slug": "backend-engineer",
"skill_name": "Spring Framework",
"status": "pending"
},
{
"is_primary": true,
"queue_id": 5324,
"role_display_name": "Backend Developer",
"role_slug": "backend-engineer",
"skill_name": "JSF",
"status": "pending"
},
{
"is_primary": true,
"queue_id": 5325,
"role_display_name": "Backend Developer",
"role_slug": "backend-engineer",
"skill_name": "GWT",
"status": "pending"
},
{
"is_primary": true,
"queue_id": 5326,
"role_display_name": "Backend Developer",
"role_slug": "backend-engineer",
"skill_name": "Wicket",
"status": "pending"
},
{
"is_primary": true,
"queue_id": 5327,
"role_display_name": "Backend Developer",
"role_slug": "backend-engineer",
"skill_name": "Data Structures and Algorithms",
"status": "pending"
},
{
"is_primary": false,
"queue_id": 5328,
"role_display_name": "Backend Developer",
"role_slug": "backend-engineer",
"skill_name": "JPA2",
"status": "pending"
}
],
"queue_entry_id": null,
"v3_pipeline_triggered": false,
"v3_role_slug": null,
"v3_run_id": null
}
}
API 2 — extract-details
{
"alias_matches": [
{
"alias_persist_skipped_reason": "alias_text already exists for this canonical skill",
"alias_persisted": false,
"existing_alias_id": 1,
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"matched_canonical": {
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"is_also_category": false,
"is_extractable": true,
"skill_nature": "LANGUAGE",
"slug": "java",
"sub_category_id": 96,
"typical_lifespan": "EVERGREEN",
"volatility": "STABLE"
},
"matched_via": "alias"
},
{
"alias_persist_skipped_reason": "TODO: REMOVE AFTER TESTING \u2014 alias DB write disabled",
"alias_persisted": false,
"existing_alias_id": 2592,
"existing_alias_text": "Spring Framework 4",
"input_term": "Spring Framework",
"matched_canonical": {
"category_id": 5,
"display_name": "Spring",
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"is_also_category": false,
"is_extractable": true,
"skill_nature": "FRAMEWORK",
"slug": "spring",
"sub_category_id": 1228,
"typical_lifespan": "EVERGREEN",
"volatility": "STABLE"
},
"matched_via": "embedding_alias"
},
{
"alias_persist_skipped_reason": "alias_text already exists for this canonical skill",
"alias_persisted": false,
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"existing_alias_text": "SQL",
"input_term": "SQL",
"matched_canonical": {
"category_id": 6,
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"is_also_category": false,
"is_extractable": true,
"skill_nature": "LANGUAGE",
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"typical_lifespan": "EVERGREEN",
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},
"matched_via": "alias"
},
{
"alias_persist_skipped_reason": "alias_text already exists for this canonical skill",
"alias_persisted": false,
"existing_alias_id": 3400,
"existing_alias_text": "Spring MVC",
"input_term": "Spring MVC",
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"typical_lifespan": "EVERGREEN",
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},
"matched_via": "alias"
},
{
"alias_persist_skipped_reason": "TODO: REMOVE AFTER TESTING \u2014 alias DB write disabled",
"alias_persisted": false,
"existing_alias_id": 1614,
"existing_alias_text": "Data Structures",
"input_term": "Data Structures and Algorithms",
"matched_canonical": {
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"skill_nature": "CONCEPT",
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"typical_lifespan": "EVERGREEN",
"volatility": "STABLE"
},
"matched_via": "embedding_alias"
},
{
"alias_persist_skipped_reason": "TODO: REMOVE AFTER TESTING \u2014 alias DB write disabled",
"alias_persisted": false,
"existing_alias_id": 3420,
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"input_term": "JPA2",
"matched_canonical": {
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},
"matched_via": "embedding_alias"
},
{
"alias_persist_skipped_reason": "alias_text already exists for this canonical skill",
"alias_persisted": false,
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"existing_alias_text": "Hibernate",
"input_term": "Hibernate",
"matched_canonical": {
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"is_also_category": false,
"is_extractable": true,
"skill_nature": "LIBRARY",
"slug": "hibernate",
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"typical_lifespan": "EVERGREEN",
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},
"matched_via": "alias"
},
{
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"alias_persisted": false,
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"existing_alias_text": "Unit Testing",
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},
{
"display_name": "Android Developer",
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},
{
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},
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},
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},
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"display_name": "Ruby Backend Developer",
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}
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"slug": "backend-engineer",
"source": "db"
},
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"slug": "java-language-and-jvm",
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},
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"roles_from_db": [
{
"display_name": "Java Backend Developer",
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"slug": "java-backend-developer",
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},
{
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"slug": "kotlin-server-backend-developer",
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},
{
"display_name": "Scala Backend Developer",
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}
]
},
{
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"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"
}
]
}
],
"input_skill": "Spring MVC",
"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": "JSF",
"matched_via": null,
"new_alias_persisted": false,
"new_alias_text": null,
"new_skill_meta": {
"derived": {
"category": "Web Frameworks",
"skill_nature": "TOOL",
"sub_category": "general",
"typical_lifespan": "MULTI_YEAR",
"version_strategy": "UNVERSIONED",
"volatility": "MEDIUM"
},
"enrichment": null,
"keep_log": [],
"locked_dimensions": [],
"merge_log": [],
"placed": null,
"relationships": null,
"skill_id": "jsf",
"split_log": [],
"typed": null,
"warnings": []
},
"source_tag": "llm",
"was_in_llm_skills": true
},
{
"aliases_in_db": [],
"canonical": null,
"dimensions": [],
"input_skill": "GWT",
"matched_via": null,
"new_alias_persisted": false,
"new_alias_text": null,
"new_skill_meta": {
"derived": {
"category": "Web Frameworks",
"skill_nature": "TOOL",
"sub_category": "general",
"typical_lifespan": "SHORT_LIVED",
"version_strategy": "VERSIONED",
"volatility": "FAST"
},
"enrichment": null,
"keep_log": [],
"locked_dimensions": [],
"merge_log": [],
"placed": null,
"relationships": null,
"skill_id": "gwt",
"split_log": [],
"typed": null,
"warnings": []
},
"source_tag": "llm",
"was_in_llm_skills": true
},
{
"aliases_in_db": [],
"canonical": null,
"dimensions": [],
"input_skill": "Wicket",
"matched_via": null,
"new_alias_persisted": false,
"new_alias_text": null,
"new_skill_meta": {
"derived": {
"category": "Web Frameworks",
"skill_nature": "TOOL",
"sub_category": "general",
"typical_lifespan": "MULTI_YEAR",
"version_strategy": "UNVERSIONED",
"volatility": "MEDIUM"
},
"enrichment": null,
"keep_log": [],
"locked_dimensions": [],
"merge_log": [],
"placed": null,
"relationships": null,
"skill_id": "wicket",
"split_log": [],
"typed": null,
"warnings": []
},
"source_tag": "llm",
"was_in_llm_skills": true
},
{
"aliases_in_db": [
{
"alias_text": "Data Structures",
"alias_type": "CANONICAL",
"id": 1614,
"is_primary": false,
"match_strategy": "CASE_INSENSITIVE"
}
],
"canonical": {
"category_id": 2,
"display_name": "Data Structures",
"id": 1003,
"is_also_category": false,
"is_extractable": true,
"skill_nature": "CONCEPT",
"slug": "data-structures",
"sub_category_id": 731,
"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": "Data Structures and Algorithms",
"llm_role": null,
"roles_from_db": []
}
],
"input_skill": "Data Structures and Algorithms",
"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": [
{
"alias_text": "JPA",
"alias_type": "CANONICAL",
"id": 3420,
"is_primary": true,
"match_strategy": "CASE_INSENSITIVE"
}
],
"canonical": {
"category_id": 12,
"display_name": "JPA",
"id": 2196,
"is_also_category": false,
"is_extractable": true,
"skill_nature": "STANDARD",
"slug": "jpa",
"sub_category_id": 3566,
"typical_lifespan": "EVERGREEN",
"volatility": "STABLE"
},
"dimensions": [
{
"dimension": {
"difficulty_hint": "well_known",
"display_name": "Application ORM and Repository-Based Data Access",
"id": 459,
"rationale": "Libraries, patterns, and abstractions used in application service code to map objects/entities to relational databases and encapsulate persistence access. This includes ORM frameworks, repository/DAO patterns, entity/object mapping, query composition/execution, transactions, and connection handling across Scala and Java ecosystems (for example Slick, Doobie, Quill, Hibernate, JPA, Spring Data JPA, JPQL, and Criteria-style query APIs).",
"slug": "application-orm-and-repository-based-data-access",
"source": "db"
},
"input_skill": "JPA2",
"llm_role": null,
"roles_from_db": [
{
"display_name": "Scala Backend Developer",
"id": 87,
"rationale": null,
"role_archetype": "Engineering",
"slug": "scala-backend-developer",
"source": "db"
}
]
},
{
"dimension": {
"difficulty_hint": "well_known",
"display_name": "ORMs and Data Access Layers",
"id": 5,
"rationale": "Libraries and patterns used to map application objects to persistent storage and encapsulate database access. This cluster covers repository patterns, query builders, and persistence abstractions.",
"slug": "orms-and-data-access-layers",
"source": "db"
},
"input_skill": "JPA2",
"llm_role": null,
"roles_from_db": [
{
"display_name": ".NET Backend Developer",
"id": 83,
"rationale": null,
"role_archetype": "Engineering",
"slug": "dotnet-backend-developer",
"source": "db"
},
{
"display_name": "Backend Developer",
"id": 1,
"rationale": null,
"role_archetype": "A Backend Engineer designs, builds, and maintains the server-side logic and data handling that power applications and services. They focus on implementing reliable business functionality, integrating with other systems, and ensuring the backend is scalable, maintainable, and observable.",
"slug": "backend-engineer",
"source": "db"
},
{
"display_name": "Fullstack Developer",
"id": 15,
"rationale": null,
"role_archetype": null,
"slug": "full-stack-engineer",
"source": "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": "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"
},
{
"display_name": "Ruby Backend Developer",
"id": 85,
"rationale": null,
"role_archetype": "Engineering",
"slug": "ruby-backend-developer",
"source": "db"
}
]
}
],
"input_skill": "JPA2",
"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": [
{
"alias_text": "Hibernate",
"alias_type": "CANONICAL",
"id": 149,
"is_primary": true,
"match_strategy": "CASE_INSENSITIVE"
}
],
"canonical": {
"category_id": 7,
"display_name": "Hibernate",
"id": 21,
"is_also_category": false,
"is_extractable": true,
"skill_nature": "LIBRARY",
"slug": "hibernate",
"sub_category_id": 39,
"typical_lifespan": "EVERGREEN",
"volatility": "STABLE"
},
"dimensions": [
{
"dimension": {
"difficulty_hint": "well_known",
"display_name": "Application ORM and Repository-Based Data Access",
"id": 459,
"rationale": "Libraries, patterns, and abstractions used in application service code to map objects/entities to relational databases and encapsulate persistence access. This includes ORM frameworks, repository/DAO patterns, entity/object mapping, query composition/execution, transactions, and connection handling across Scala and Java ecosystems (for example Slick, Doobie, Quill, Hibernate, JPA, Spring Data JPA, JPQL, and Criteria-style query APIs).",
"slug": "application-orm-and-repository-based-data-access",
"source": "db"
},
"input_skill": "Hibernate",
"llm_role": null,
"roles_from_db": [
{
"display_name": "Scala Backend Developer",
"id": 87,
"rationale": null,
"role_archetype": "Engineering",
"slug": "scala-backend-developer",
"source": "db"
}
]
},
{
"dimension": {
"difficulty_hint": "well_known",
"display_name": "ORMs and Data Access Layers",
"id": 5,
"rationale": "Libraries and patterns used to map application objects to persistent storage and encapsulate database access. This cluster covers repository patterns, query builders, and persistence abstractions.",
"slug": "orms-and-data-access-layers",
"source": "db"
},
"input_skill": "Hibernate",
"llm_role": null,
"roles_from_db": [
{
"display_name": ".NET Backend Developer",
"id": 83,
"rationale": null,
"role_archetype": "Engineering",
"slug": "dotnet-backend-developer",
"source": "db"
},
{
"display_name": "Backend Developer",
"id": 1,
"rationale": null,
"role_archetype": "A Backend Engineer designs, builds, and maintains the server-side logic and data handling that power applications and services. They focus on implementing reliable business functionality, integrating with other systems, and ensuring the backend is scalable, maintainable, and observable.",
"slug": "backend-engineer",
"source": "db"
},
{
"display_name": "Fullstack Developer",
"id": 15,
"rationale": null,
"role_archetype": null,
"slug": "full-stack-engineer",
"source": "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": "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"
},
{
"display_name": "Ruby Backend Developer",
"id": 85,
"rationale": null,
"role_archetype": "Engineering",
"slug": "ruby-backend-developer",
"source": "db"
}
]
}
],
"input_skill": "Hibernate",
"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": "Unit Testing",
"alias_type": "CANONICAL",
"id": 865,
"is_primary": false,
"match_strategy": "CASE_INSENSITIVE"
}
],
"canonical": {
"category_id": 8,
"display_name": "Unit Testing",
"id": 517,
"is_also_category": false,
"is_extractable": true,
"skill_nature": "METHODOLOGY",
"slug": "unit-testing",
"sub_category_id": 44,
"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": "Unit Testing",
"llm_role": null,
"roles_from_db": []
}
],
"input_skill": "Unit Testing",
"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": [
"Java EE",
"ORM",
"JSF",
"GWT",
"Wicket"
]
}
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 centers on Java backend development with Java EE, Spring, SQL/ORM, unit testing, and software lifecycle responsibilities, which matches Backend Developer best.",
"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 EE",
"tag": "new"
},
{
"skill": "ORM",
"tag": "new"
},
{
"skill": "Spring Framework",
"tag": "in_db"
},
{
"skill": "SQL",
"tag": "in_db"
},
{
"skill": "Spring MVC",
"tag": "in_db"
},
{
"skill": "JSF",
"tag": "new"
},
{
"skill": "GWT",
"tag": "new"
},
{
"skill": "Wicket",
"tag": "new"
},
{
"skill": "Data Structures and Algorithms",
"tag": "in_db"
},
{
"skill": "JPA2",
"tag": "in_db"
},
{
"skill": "Hibernate",
"tag": "in_db"
},
{
"skill": "Unit Testing",
"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,
"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": 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": "Spring Framework",
"llm_role": null,
"matched_chosen_role": true,
"outcome_line": "Skipped \u2014 no persistable v3 meta for new skill",
"role_dimension_saved": false,
"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": "Java Backend Developer",
"id": 79,
"rationale": null,
"role_archetype": "Engineering",
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{
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{
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{
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{
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LLM Calls
Every model call made for this run, in pipeline order. Click a card to see the model's response.