Pipeline run

efd810c4-4c2c-4335-bfa4-fa540834a6b5

Pipeline LLM cost (USD)

API 1: $0.0091 API 2: $0.0001 API 3: $0.0000 Total: $0.0092

Client output enrichment

v2 Skill cluster · Nature of work · AI index · Tech stack maturity · Evidence · KRA description

SPARSE JD role baseline loaded sources · ai_index: role_baseline · nature_of_work: jd · tech_stack_maturity: jd

Nature of work · API and service implementation

Build and maintain Java backend services using Spring Boot and microservices, with multithreaded code for concurrent processing; finance-domain experience is a plus.

"Mandatory: Multithreading, Spring boot, Microservices."

Tech stack maturity

Mainstream Modern

Java, microservices, and Spring Boot are widely adopted modern backend technologies, indicating a mainstream modern stack rather than bleeding-edge or legacy.

AI index (0 = no AI use, 5 = totally AI-dependent · v2.1)

1.80 / 5

· Title match

· Has AI skill

· AI skill (primary)

· AI skill (secondary)

· On AI team

· Builds AI products

vocab breakdown (legacy)

Assistants (×1): —

Frameworks (×2): —

Models / concepts (×3): —

Evidence — skills matched in JD (5)

Java Multithreading Spring Boot Microservices Finance

Skill cluster (5 dimension groups, role-scoped)

Concurrency and Parallel Processing

Multithreading

Microservices and Distributed Systems

Microservices

Programming Languages

Java

Web Application Frameworks

Spring Boot

Cross-cutting / unaligned

Finance

Show KRA description ↓

Java 6 Yrs relevant years. Mandatory: Multithreading, Spring boot, Microservices. Finance Domain experience added advantage

Signals

Skill scala-backend-developer

1.00

Alias backend-engineer

1.00

KRA ruby-backend-developer

0.37

Post-classification

Centroidupdated · n=1114

Alias collision log—

New-role queue—

New skills captured1

New KRA capturedyes

Captured for admin review

Finance ↔ Backend Developer pending

R&R fragment (sim 0.37) ↔ Backend Developer pending

Java 6 Yrs relevant years. Mandatory: Multithreading, Spring boot, Microservices. Finance Domain experience added advantage

Status: completed Created: 2026-05-27T15:48:13.447345Z Updated: 2026-06-12T15:55:00.936109Z API 3 duration: 26000 ms

Flow Current 3-step pipeline

1 POST /skills/extract-from-jd

2 POST /skills/extract-details

3 POST /skills/final-role-output

Role Chosen role & resolution

Backend Developer

→

Java Backend Developer

sub-role · 0.99 domain · Software Engineering CASE DOMAIN

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

Domain=Software Engineering → sub-role java-backend-developer; The JD clearly describes a Java backend role focused on Spring Boot, microservices, and multithreading.

Matched skills

JavaMultithreadingSpring bootMicroservicesFinance Domain

Matched dimensions

Java Backend DevelopmentConcurrent ProgrammingMicroservices ArchitectureFinancial Domain Exposure

Matched KRAs

Java 6 Yrs relevant yearsMandatory: Multithreading, Spring boot, MicroservicesFinance Domain experience added advantage

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

New skills

Skill↔dim saved

Role↔dim saved

Skipped

Job description

Java 6 Yrs relevant years. Mandatory: Multithreading, Spring boot, Microservices. Finance Domain experience added advantage

Description : Java 6 Yrs relevant years. Mandatory: Multithreading, Spring boot, Microservices. Finance Domain experience added advantage

Salary : 20 - 26 LPA

Industry : IT / Software ( Banking)

Functional Area : Software

Role Category : Banking

Role : Developer

Skills from this JD

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

Java Primary Library skill API 3: existing canonical (in_db) Existing skill (matched library)

Canonical: Java id=1 · java

Aliases — catalog

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

Context tags (catalog)

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

Stored enrichment (catalog DB)

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

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

Skill profile (library / DB)

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

Dimensions (API 2 worklist)

Java Language and JVM Catalog dimension db id 279

Library dimension (catalog)

Roles linked in library: Java Backend Developer, Kotlin Backend Developer, Scala Backend Developer
Kotlin and Java Catalog dimension db id 161

Library dimension (catalog)

Roles linked in library: Android Developer
Native Mobile Languages Catalog dimension db id 274

Library dimension (catalog)

Roles linked in library: Native Mobile Developer
Pega Programming Languages & DSLs Catalog dimension db id 267

Library dimension (catalog)

Roles linked in library: Pega Developer
Programming Languages Catalog dimension db id 1

Library dimension (catalog)

Roles linked in library: Backend Developer, Fullstack Developer, Fullstack Developer
Programming Languages & DSLs Catalog dimension db id 475

Library dimension (catalog)

Roles linked in library: Engineering Manager
Programming Languages for Data Work Catalog dimension db id 21

Library dimension (catalog)

Roles linked in library: Data Engineer

API 3 link attempts (this skill)

Dimension	Skill↔dim	Role↔dim	Outcome
Java Language and JVM java-language-and-jvm	✓	—	Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
Kotlin and Java kotlin-and-java	✓	—	Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
Native Mobile Languages native-mobile-languages	✓	—	Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
Pega Programming Languages & DSLs pega-programming-languages-dsls	✓	—	Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
Programming Languages programming-languages	✓	✓	Existing dimension (library) · Role↔dimension saved
Programming Languages & DSLs programming-languages-dsls	✓	—	Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
Programming Languages for Data Work programming-languages-for-data-work	✓	—	Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)

Multithreading Primary Library skill API 3: existing canonical (in_db) Existing skill (matched library)

Canonical: multithreading id=82 · multithreading

Aliases — catalog

multithreading (CANONICAL) primary

Context tags (catalog)

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

Stored enrichment (catalog DB)

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

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

Skill profile (library / DB)

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

Dimensions (API 2 worklist)

Concurrency and Parallel Processing Catalog dimension db id 17

Library dimension (catalog)

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

API 3 link attempts (this skill)

Dimension	Skill↔dim	Role↔dim	Outcome
Concurrency and Parallel Processing concurrency-and-parallel-processing	✓	✓	Existing dimension (library) · Role↔dimension saved

Spring Boot Primary Library skill API 3: existing canonical (in_db) Existing skill (matched library)

Canonical: Spring Boot id=6 · spring-boot

Aliases — catalog

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

Context tags (catalog)

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

Stored enrichment (catalog DB)

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

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

Skill profile (library / DB)

Skill nature: FRAMEWORK
Volatility: STABLE
Typical lifespan: EVERGREEN
Category id: 5
Sub-category id: 3589
Extractable: True
Also category: False

Dimensions (API 2 worklist)

Frameworks & Libraries Catalog dimension db id 360

Library dimension (catalog)

Roles linked in library: Drupal Dev, Engineering Manager
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
Web Service Frameworks Catalog dimension db id 390

Library dimension (catalog)

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

API 3 link attempts (this skill)

Dimension	Skill↔dim	Role↔dim	Outcome
Frameworks & Libraries frameworks-libraries	✓	—	Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
Web Application Frameworks web-application-frameworks	✓	✓	Existing dimension (library) · Role↔dimension saved
Web Service Frameworks web-service-frameworks	✓	—	Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)

Microservices Primary Library skill API 3: existing canonical (in_db) Existing skill (matched library)

Canonical: microservices id=41 · microservices

Aliases — catalog

microservices (CANONICAL) primary

Context tags (catalog)

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

Stored enrichment (catalog DB)

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

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

Skill profile (library / DB)

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

Dimensions (API 2 worklist)

Microservices and Distributed Systems Catalog dimension db id 9

Library dimension (catalog)

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

API 3 link attempts (this skill)

Dimension	Skill↔dim	Role↔dim	Outcome
Microservices and Distributed Systems microservices-and-distributed-systems	✓	✓	Existing dimension (library) · Role↔dimension saved

Finance 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: Soft Skills
Sub-category: general
Skill nature: CONCEPT
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
Java	in_db	Java Language and JVM java-language-and-jvm	✓	—	Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
Java	in_db	Kotlin and Java kotlin-and-java	✓	—	Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
Java	in_db	Native Mobile Languages native-mobile-languages	✓	—	Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
Java	in_db	Pega Programming Languages & DSLs pega-programming-languages-dsls	✓	—	Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
Java	in_db	Programming Languages programming-languages	✓	✓	Existing dimension (library) · Role↔dimension saved
Java	in_db	Programming Languages & DSLs programming-languages-dsls	✓	—	Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
Java	in_db	Programming Languages for Data Work programming-languages-for-data-work	✓	—	Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
Multithreading	in_db	Concurrency and Parallel Processing concurrency-and-parallel-processing	✓	✓	Existing dimension (library) · Role↔dimension saved
Spring Boot	in_db	Frameworks & Libraries frameworks-libraries	✓	—	Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
Spring Boot	in_db	Web Application Frameworks web-application-frameworks	✓	✓	Existing dimension (library) · Role↔dimension saved
Spring Boot	in_db	Web Service Frameworks web-service-frameworks	✓	—	Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
Microservices	in_db	Microservices and Distributed Systems microservices-and-distributed-systems	✓	✓	Existing dimension (library) · Role↔dimension saved

Library artifacts (this run)

Kind	Detail	DB id
canonical_skill_proposed	Finance \| type=Soft Skills subtype=general nature=CONCEPT lifespan=MULTI_YEAR

nano JD Parser — gpt-4.1-nano click to toggle

RoleDeveloper

Experience6 Yrs relevant years

CTC{'max': 26, 'min': 20, 'raw': '20 - 26 LPA', 'period': 'annual', 'currency': 'INR'}

DomainBanking

JD type pass

Show raw JSON

{
  "JD_type": "pass",
  "about_company": null,
  "certifications": [],
  "company_name": null,
  "ctc": {
    "currency": "INR",
    "max": 26,
    "min": 20,
    "period": "annual",
    "raw": "20 - 26 LPA"
  },
  "domain": {
    "primary": {
      "aliases": [
        "IT",
        "Software"
      ],
      "domain": "Banking"
    },
    "secondary": null
  },
  "education": [],
  "experience": {
    "max": null,
    "min": 6,
    "raw": "6 Yrs relevant years"
  },
  "job_locations": [],
  "role": "Developer",
  "role_aliases": [
    "Software Developer",
    "Java Developer",
    "Programmer"
  ],
  "role_archetype": "Engineering",
  "roles_and_responsibilities": [
    {
      "bullet_count": 0,
      "heading": "Description",
      "heading_was_present": true,
      "source_marker": {
        "first_5_words": "Java 6 Yrs relevant years.",
        "last_5_words": "added advantage"
      },
      "text": "Java 6 Yrs relevant years. Mandatory: Multithreading, Spring boot, Microservices. Finance Domain experience added advantage",
      "word_count": 22
    }
  ],
  "urls": []
}

API 1 — extract-from-jd click to toggle

{
  "final_skills": [
    {
      "is_primary": true,
      "skill_name": "Java"
    },
    {
      "is_primary": true,
      "skill_name": "Multithreading"
    },
    {
      "is_primary": true,
      "skill_name": "Spring Boot"
    },
    {
      "is_primary": true,
      "skill_name": "Microservices"
    },
    {
      "is_primary": false,
      "skill_name": "Finance"
    }
  ],
  "jd_role": {
    "display_name": "Developer",
    "rationale": null,
    "role_aliases": [
      "Software Developer",
      "Java Developer",
      "Programmer"
    ],
    "role_archetype": "Engineering",
    "slug": ""
  },
  "nano_parsed": {
    "JD_type": "pass",
    "about_company": null,
    "certifications": [],
    "company_name": null,
    "ctc": {
      "currency": "INR",
      "max": 26,
      "min": 20,
      "period": "annual",
      "raw": "20 - 26 LPA"
    },
    "domain": {
      "primary": {
        "aliases": [
          "IT",
          "Software"
        ],
        "domain": "Banking"
      },
      "secondary": null
    },
    "education": [],
    "experience": {
      "max": null,
      "min": 6,
      "raw": "6 Yrs relevant years"
    },
    "job_locations": [],
    "role": "Developer",
    "role_aliases": [
      "Software Developer",
      "Java Developer",
      "Programmer"
    ],
    "role_archetype": "Engineering",
    "roles_and_responsibilities": [
      {
        "bullet_count": 0,
        "heading": "Description",
        "heading_was_present": true,
        "source_marker": {
          "first_5_words": "Java 6 Yrs relevant years.",
          "last_5_words": "added advantage"
        },
        "text": "Java 6 Yrs relevant years. Mandatory: Multithreading, Spring boot, Microservices. Finance Domain experience added advantage",
        "word_count": 22
      }
    ],
    "urls": []
  },
  "rejected": false,
  "rejection_reason": null,
  "run_id": "efd810c4-4c2c-4335-bfa4-fa540834a6b5",
  "stage3_signals": {
    "alias_found": true,
    "alias_match_roles": [
      {
        "display_name": "Backend Developer",
        "kra_matches": null,
        "matched_count": null,
        "matched_skills": null,
        "role_id": 1,
        "score": 1.0,
        "slug": "backend-engineer",
        "total_count": null
      },
      {
        "display_name": "Java Backend Developer",
        "kra_matches": null,
        "matched_count": null,
        "matched_skills": null,
        "role_id": 79,
        "score": 1.0,
        "slug": "java-backend-developer",
        "total_count": null
      }
    ],
    "kra_match_roles": [
      {
        "display_name": "Ruby Backend Developer",
        "kra_matches": [
          {
            "kra_text": "business rule and domain logic",
            "sentence": "Finance Domain experience added advantage",
            "similarity": 0.4002
          },
          {
            "kra_text": "internal and external service integration",
            "sentence": "Mandatory: Multithreading, Spring boot, Microservices.",
            "similarity": 0.3391
          }
        ],
        "matched_count": null,
        "matched_skills": null,
        "role_id": 85,
        "score": 0.3697,
        "slug": "ruby-backend-developer",
        "total_count": null
      },
      {
        "display_name": "Backend Developer",
        "kra_matches": [
          {
            "kra_text": "Integrates with third-party services, payment gateways, messaging queues like Kafka or RabbitMQ, and internal microservices via HTTP and event-driven patterns.",
            "sentence": "Mandatory: Multithreading, Spring boot, Microservices.",
            "similarity": 0.4597
          },
          {
            "kra_text": "Identifies and resolves backend performance bottlenecks through query optimization, indexing strategies, connection pooling, and distributed caching with Redis.",
            "sentence": "Finance Domain experience added advantage",
            "similarity": 0.2736
          }
        ],
        "matched_count": null,
        "matched_skills": null,
        "role_id": 1,
        "score": 0.3667,
        "slug": "backend-engineer",
        "total_count": null
      },
      {
        "display_name": "Engineering Manager",
        "kra_matches": [
          {
            "kra_text": "facilitate technical and delivery decisions",
            "sentence": "Finance Domain experience added advantage",
            "similarity": 0.3939
          },
          {
            "kra_text": "coordinate execution and commitments",
            "sentence": "Mandatory: Multithreading, Spring boot, Microservices.",
            "similarity": 0.3249
          }
        ],
        "matched_count": null,
        "matched_skills": null,
        "role_id": 121,
        "score": 0.3594,
        "slug": "engineering-manager",
        "total_count": null
      },
      {
        "display_name": "Node.js Backend Developer",
        "kra_matches": [
          {
            "kra_text": "asynchronous job processing",
            "sentence": "Mandatory: Multithreading, Spring boot, Microservices.",
            "similarity": 0.3727
          },
          {
            "kra_text": "business rule implementation",
            "sentence": "Finance Domain experience added advantage",
            "similarity": 0.328
          }
        ],
        "matched_count": null,
        "matched_skills": null,
        "role_id": 82,
        "score": 0.3504,
        "slug": "node-backend-developer",
        "total_count": null
      },
      {
        "display_name": "Python Backend Developer",
        "kra_matches": [
          {
            "kra_text": "Build service and external integrations",
            "sentence": "Mandatory: Multithreading, Spring boot, Microservices.",
            "similarity": 0.3831
          },
          {
            "kra_text": "Maintain data access and persistence",
            "sentence": "Finance Domain experience added advantage",
            "similarity": 0.3097
          }
        ],
        "matched_count": null,
        "matched_skills": null,
        "role_id": 80,
        "score": 0.3464,
        "slug": "python-backend-developer",
        "total_count": null
      }
    ],
    "skill_match_roles": [
      {
        "display_name": "Scala Backend Developer",
        "kra_matches": null,
        "matched_count": 4,
        "matched_skills": [
          "Java",
          "Spring Boot",
          "microservices",
          "multithreading"
        ],
        "role_id": 87,
        "score": 1.0,
        "slug": "scala-backend-developer",
        "total_count": 4
      },
      {
        "display_name": "Backend Developer",
        "kra_matches": null,
        "matched_count": 4,
        "matched_skills": [
          "Java",
          "Spring Boot",
          "microservices",
          "multithreading"
        ],
        "role_id": 1,
        "score": 1.0,
        "slug": "backend-engineer",
        "total_count": 4
      },
      {
        "display_name": "Node.js Backend Developer",
        "kra_matches": null,
        "matched_count": 3,
        "matched_skills": [
          "Spring Boot",
          "microservices",
          "multithreading"
        ],
        "role_id": 82,
        "score": 0.75,
        "slug": "node-backend-developer",
        "total_count": 4
      },
      {
        "display_name": "Java Backend Developer",
        "kra_matches": null,
        "matched_count": 3,
        "matched_skills": [
          "Java",
          "Spring Boot",
          "multithreading"
        ],
        "role_id": 79,
        "score": 0.75,
        "slug": "java-backend-developer",
        "total_count": 4
      },
      {
        "display_name": "Fullstack Developer",
        "kra_matches": null,
        "matched_count": 2,
        "matched_skills": [
          "Java",
          "Spring Boot"
        ],
        "role_id": 15,
        "score": 0.5,
        "slug": "full-stack-engineer",
        "total_count": 4
      }
    ]
  },
  "stage4_decision": {
    "alias_collision_detected": false,
    "case": "DOMAIN",
    "chosen_role": {
      "display_name": "Backend Developer",
      "kra_matches": null,
      "matched_count": null,
      "matched_skills": null,
      "role_id": 1,
      "score": 0.98,
      "slug": "backend-engineer",
      "total_count": null
    },
    "confidence": 0.98,
    "is_new_role": false,
    "llm2_fired": false,
    "llm2_reasoning": null,
    "matched_dimensions": [
      "Java Backend Development",
      "Concurrent Programming",
      "Microservices Architecture",
      "Financial Domain Exposure"
    ],
    "matched_kras": [
      "Java 6 Yrs relevant years",
      "Mandatory: Multithreading, Spring boot, Microservices",
      "Finance Domain experience added advantage"
    ],
    "matched_skills": [
      "Java",
      "Multithreading",
      "Spring boot",
      "Microservices",
      "Finance Domain"
    ],
    "new_role_display_name": null,
    "new_role_slug": null,
    "queued": false,
    "reasoning": "Domain=Software Engineering \u2192 sub-role java-backend-developer; The JD clearly describes a Java backend role focused on Spring Boot, microservices, and multithreading.",
    "sub_role": {
      "confidence": 0.99,
      "display_name": "Java Backend Developer",
      "reasoning": "The JD explicitly requires Java along with Spring Boot, multithreading, and microservices, which strongly matches a Java backend role.",
      "role_id": 79,
      "slug": "java-backend-developer"
    }
  },
  "stage5_updates": {
    "centroid_n_after": 1114,
    "centroid_updated": true,
    "collision_log_id": null,
    "new_kra_attached": {
      "best_kra_similarity": 0.3667,
      "queue_id": 1170,
      "r_and_r_preview": "Java 6 Yrs relevant years. Mandatory: Multithreading, Spring boot, Microservices. Finance Domain experience added advantage",
      "role_display_name": "Backend Developer",
      "role_slug": "backend-engineer",
      "status": "pending"
    },
    "new_skills_attached": [
      {
        "is_primary": false,
        "queue_id": 16435,
        "role_display_name": "Backend Developer",
        "role_slug": "backend-engineer",
        "skill_name": "Finance",
        "status": "pending"
      }
    ],
    "queue_entry_id": null,
    "v3_pipeline_triggered": false,
    "v3_role_slug": null,
    "v3_run_id": null
  }
}

API 2 — extract-details

{
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    {
      "alias_persist_skipped_reason": "alias_text already exists for this canonical skill",
      "alias_persisted": false,
      "existing_alias_id": 1,
      "existing_alias_text": "Java",
      "input_term": "Java",
      "matched_canonical": {
        "category_id": 6,
        "display_name": "Java",
        "id": 1,
        "is_also_category": false,
        "is_extractable": true,
        "skill_nature": "LANGUAGE",
        "slug": "java",
        "sub_category_id": 96,
        "typical_lifespan": "EVERGREEN",
        "volatility": "STABLE"
      },
      "matched_via": "alias"
    },
    {
      "alias_persist_skipped_reason": "alias_text already exists for this canonical skill",
      "alias_persisted": false,
      "existing_alias_id": 223,
      "existing_alias_text": "multithreading",
      "input_term": "Multithreading",
      "matched_canonical": {
        "category_id": 2,
        "display_name": "multithreading",
        "id": 82,
        "is_also_category": false,
        "is_extractable": true,
        "skill_nature": "CONCEPT",
        "slug": "multithreading",
        "sub_category_id": 7,
        "typical_lifespan": "EVERGREEN",
        "volatility": "STABLE"
      },
      "matched_via": "alias"
    },
    {
      "alias_persist_skipped_reason": "alias_text already exists for this canonical skill",
      "alias_persisted": false,
      "existing_alias_id": 79,
      "existing_alias_text": "Spring Boot",
      "input_term": "Spring Boot",
      "matched_canonical": {
        "category_id": 5,
        "display_name": "Spring Boot",
        "id": 6,
        "is_also_category": false,
        "is_extractable": true,
        "skill_nature": "FRAMEWORK",
        "slug": "spring-boot",
        "sub_category_id": 3589,
        "typical_lifespan": "EVERGREEN",
        "volatility": "STABLE"
      },
      "matched_via": "alias"
    },
    {
      "alias_persist_skipped_reason": "alias_text already exists for this canonical skill",
      "alias_persisted": false,
      "existing_alias_id": 178,
      "existing_alias_text": "microservices",
      "input_term": "Microservices",
      "matched_canonical": {
        "category_id": 1,
        "display_name": "microservices",
        "id": 41,
        "is_also_category": false,
        "is_extractable": true,
        "skill_nature": "PATTERN",
        "slug": "microservices",
        "sub_category_id": 1,
        "typical_lifespan": "EVERGREEN",
        "volatility": "STABLE"
      },
      "matched_via": "alias"
    }
  ],
  "candidate_roles": [
    {
      "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"
    },
    {
      "display_name": "Android Developer",
      "id": 4,
      "rationale": null,
      "role_archetype": null,
      "slug": "android-engineer",
      "source": "db"
    },
    {
      "display_name": "Native Mobile Developer",
      "id": 75,
      "rationale": null,
      "role_archetype": "Engineering",
      "slug": "native-mobile-developer",
      "source": "db"
    },
    {
      "display_name": "Pega Developer",
      "id": 24,
      "rationale": null,
      "role_archetype": null,
      "slug": "pega-developer",
      "source": "db"
    },
    {
      "display_name": "Backend Developer",
      "id": 1,
      "rationale": null,
      "role_archetype": "A Backend Engineer designs, builds, and maintains the server-side logic and data handling that power applications and services. They focus on implementing reliable business functionality, integrating with other systems, and ensuring the backend is scalable, maintainable, and observable.",
      "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": "Engineering Manager",
      "id": 121,
      "rationale": null,
      "role_archetype": null,
      "slug": "engineering-manager",
      "source": "db"
    },
    {
      "display_name": "Data Engineer",
      "id": 2,
      "rationale": null,
      "role_archetype": null,
      "slug": "data-engineer",
      "source": "db"
    },
    {
      "display_name": "Node.js Backend Developer",
      "id": 82,
      "rationale": null,
      "role_archetype": "Engineering",
      "slug": "node-backend-developer",
      "source": "db"
    },
    {
      "display_name": "Ruby Backend Developer",
      "id": 85,
      "rationale": null,
      "role_archetype": "Engineering",
      "slug": "ruby-backend-developer",
      "source": "db"
    },
    {
      "display_name": "Drupal Dev",
      "id": 228,
      "rationale": null,
      "role_archetype": "Engineering",
      "slug": "drupal-dev",
      "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"
    }
  ],
  "chosen_role": {
    "display_name": "Backend Developer",
    "id": 1,
    "rationale": "Domain=Software Engineering \u2192 sub-role java-backend-developer; The JD clearly describes a Java backend role focused on Spring Boot, microservices, and multithreading.",
    "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"
  },
  "dimensions": [
    {
      "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"
      },
      "input_skill": "Java",
      "llm_role": null,
      "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"
        }
      ]
    },
    {
      "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"
      },
      "input_skill": "Java",
      "llm_role": null,
      "roles_from_db": [
        {
          "display_name": "Android Developer",
          "id": 4,
          "rationale": null,
          "role_archetype": null,
          "slug": "android-engineer",
          "source": "db"
        }
      ]
    },
    {
      "dimension": {
        "difficulty_hint": "well_known",
        "display_name": "Native Mobile Languages",
        "id": 274,
        "rationale": "Primary implementation languages used to build platform-specific app features, UI logic, and device integrations. This is the core coding surface for native mobile work on one platform.",
        "slug": "native-mobile-languages",
        "source": "db"
      },
      "input_skill": "Java",
      "llm_role": null,
      "roles_from_db": [
        {
          "display_name": "Native Mobile Developer",
          "id": 75,
          "rationale": null,
          "role_archetype": "Engineering",
          "slug": "native-mobile-developer",
          "source": "db"
        }
      ]
    },
    {
      "dimension": {
        "difficulty_hint": "well_known",
        "display_name": "Pega Programming Languages \u0026 DSLs",
        "id": 267,
        "rationale": "Programming languages and domain-specific languages used in Pega development.",
        "slug": "pega-programming-languages-dsls",
        "source": "db"
      },
      "input_skill": "Java",
      "llm_role": null,
      "roles_from_db": [
        {
          "display_name": "Pega Developer",
          "id": 24,
          "rationale": null,
          "role_archetype": null,
          "slug": "pega-developer",
          "source": "db"
        }
      ]
    },
    {
      "dimension": {
        "difficulty_hint": "well_known",
        "display_name": "Programming Languages",
        "id": 1,
        "rationale": "Primary implementation languages used to build client and server feature code. Full stack engineers need enough fluency to move across layers and implement product behavior end to end.",
        "slug": "programming-languages",
        "source": "db"
      },
      "input_skill": "Java",
      "llm_role": null,
      "roles_from_db": [
        {
          "display_name": "Backend Developer",
          "id": 1,
          "rationale": null,
          "role_archetype": "A Backend Engineer designs, builds, and maintains the server-side logic and data handling that power applications and services. They focus on implementing reliable business functionality, integrating with other systems, and ensuring the backend is scalable, maintainable, and observable.",
          "slug": "backend-engineer",
          "source": "db"
        },
        {
          "display_name": "Fullstack Developer",
          "id": 15,
          "rationale": null,
          "role_archetype": null,
          "slug": "full-stack-engineer",
          "source": "db"
        },
        {
          "display_name": "Fullstack Developer",
          "id": 435,
          "rationale": null,
          "role_archetype": "Engineering",
          "slug": "fullstack-developer",
          "source": "db"
        }
      ]
    },
    {
      "dimension": {
        "difficulty_hint": "well_known",
        "display_name": "Programming Languages \u0026 DSLs",
        "id": 475,
        "rationale": "Oversee and guide the selection and effective use of programming and domain\u2010specific languages in software projects.",
        "slug": "programming-languages-dsls",
        "source": "db"
      },
      "input_skill": "Java",
      "llm_role": null,
      "roles_from_db": [
        {
          "display_name": "Engineering Manager",
          "id": 121,
          "rationale": null,
          "role_archetype": null,
          "slug": "engineering-manager",
          "source": "db"
        }
      ]
    },
    {
      "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"
      },
      "input_skill": "Java",
      "llm_role": null,
      "roles_from_db": [
        {
          "display_name": "Data Engineer",
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          "rationale": null,
          "role_archetype": null,
          "slug": "data-engineer",
          "source": "db"
        }
      ]
    },
    {
      "dimension": {
        "difficulty_hint": "well_known",
        "display_name": "Concurrency and Parallel Processing",
        "id": 17,
        "rationale": "Programming techniques for handling multiple requests and background work safely and efficiently. Includes synchronization, async execution, and coordination of concurrent tasks.",
        "slug": "concurrency-and-parallel-processing",
        "source": "db"
      },
      "input_skill": "Multithreading",
      "llm_role": null,
      "roles_from_db": [
        {
          "display_name": "Backend Developer",
          "id": 1,
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        },
        {
          "display_name": "Node.js Backend Developer",
          "id": 82,
          "rationale": null,
          "role_archetype": "Engineering",
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        },
        {
          "display_name": "Ruby Backend Developer",
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          "rationale": null,
          "role_archetype": "Engineering",
          "slug": "ruby-backend-developer",
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        },
        {
          "display_name": "Scala Backend Developer",
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          "rationale": null,
          "role_archetype": "Engineering",
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        }
      ]
    },
    {
      "dimension": {
        "difficulty_hint": "well_known",
        "display_name": "Frameworks \u0026 Libraries",
        "id": 360,
        "rationale": "Manage adoption, integration, and best practices around key software frameworks and libraries.",
        "slug": "frameworks-libraries",
        "source": "db"
      },
      "input_skill": "Spring Boot",
      "llm_role": null,
      "roles_from_db": [
        {
          "display_name": "Drupal Dev",
          "id": 228,
          "rationale": null,
          "role_archetype": "Engineering",
          "slug": "drupal-dev",
          "source": "db"
        },
        {
          "display_name": "Engineering Manager",
          "id": 121,
          "rationale": null,
          "role_archetype": null,
          "slug": "engineering-manager",
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        }
      ]
    },
    {
      "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"
      },
      "input_skill": "Spring Boot",
      "llm_role": null,
      "roles_from_db": [
        {
          "display_name": "Backend Developer",
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          "rationale": null,
          "role_archetype": "A Backend Engineer designs, builds, and maintains the server-side logic and data handling that power applications and services. They focus on implementing reliable business functionality, integrating with other systems, and ensuring the backend is scalable, maintainable, and observable.",
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        },
        {
          "display_name": "Fullstack Developer",
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          "slug": "full-stack-engineer",
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        },
        {
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          "role_archetype": "Engineering",
          "slug": "fullstack-developer",
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        },
        {
          "display_name": "Java Backend Developer",
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        },
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          "display_name": "Node.js Backend Developer",
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        },
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          "display_name": "PHP Backend Developer",
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          "role_archetype": "Engineering",
          "slug": "php-backend-developer",
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        },
        {
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          "rationale": null,
          "role_archetype": "Engineering",
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        }
      ]
    },
    {
      "dimension": {
        "difficulty_hint": "well_known",
        "display_name": "Web Service Frameworks",
        "id": 390,
        "rationale": "Server-side Kotlin frameworks and runtimes used to build HTTP services, middleware, controllers, and request pipelines. This cluster is the main entry point for backend endpoints and service behavior.",
        "slug": "web-service-frameworks",
        "source": "db"
      },
      "input_skill": "Spring Boot",
      "llm_role": null,
      "roles_from_db": [
        {
          "display_name": "Kotlin Backend Developer",
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          "rationale": null,
          "role_archetype": "Engineering",
          "slug": "kotlin-server-backend-developer",
          "source": "db"
        },
        {
          "display_name": "Scala Backend Developer",
          "id": 87,
          "rationale": null,
          "role_archetype": "Engineering",
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        }
      ]
    },
    {
      "dimension": {
        "difficulty_hint": "well_known",
        "display_name": "Microservices and Distributed Systems",
        "id": 9,
        "rationale": "Architectural patterns for decomposed backend systems and the operational concerns they introduce. Covers service boundaries, consistency tradeoffs, retries, circuit breakers, and distributed coordination.",
        "slug": "microservices-and-distributed-systems",
        "source": "db"
      },
      "input_skill": "Microservices",
      "llm_role": null,
      "roles_from_db": [
        {
          "display_name": "Backend Developer",
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          "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",
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        },
        {
          "display_name": "Node.js Backend Developer",
          "id": 82,
          "rationale": null,
          "role_archetype": "Engineering",
          "slug": "node-backend-developer",
          "source": "db"
        },
        {
          "display_name": "Scala Backend Developer",
          "id": 87,
          "rationale": null,
          "role_archetype": "Engineering",
          "slug": "scala-backend-developer",
          "source": "db"
        }
      ]
    }
  ],
  "input_final_skills": [
    "Java",
    "Multithreading",
    "Spring Boot",
    "Microservices",
    "Finance"
  ],
  "input_llm_skills": [
    "Java",
    "Multithreading",
    "Spring Boot",
    "Microservices",
    "Finance"
  ],
  "new_aliases_persisted": 0,
  "run_id": "efd810c4-4c2c-4335-bfa4-fa540834a6b5",
  "skills_detail": [
    {
      "aliases_in_db": [
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          "alias_text": "Java",
          "alias_type": "CANONICAL",
          "id": 1,
          "is_primary": true,
          "match_strategy": "CASE_INSENSITIVE"
        },
        {
          "alias_text": "JDK",
          "alias_type": "VERSION",
          "id": 2968,
          "is_primary": false,
          "match_strategy": "CASE_INSENSITIVE"
        },
        {
          "alias_text": "JDK 10",
          "alias_type": "VERSION",
          "id": 2194,
          "is_primary": false,
          "match_strategy": "CASE_INSENSITIVE"
        },
        {
          "alias_text": "JDK 11",
          "alias_type": "VERSION",
          "id": 4,
          "is_primary": false,
          "match_strategy": "CASE_INSENSITIVE"
        },
        {
          "alias_text": "JDK 12",
          "alias_type": "VERSION",
          "id": 2196,
          "is_primary": false,
          "match_strategy": "CASE_INSENSITIVE"
        },
        {
          "alias_text": "JDK 13",
          "alias_type": "VERSION",
          "id": 2197,
          "is_primary": false,
          "match_strategy": "CASE_INSENSITIVE"
        },
        {
          "alias_text": "JDK 14",
          "alias_type": "VERSION",
          "id": 2198,
          "is_primary": false,
          "match_strategy": "CASE_INSENSITIVE"
        },
        {
          "alias_text": "JDK 15",
          "alias_type": "VERSION",
          "id": 2199,
          "is_primary": false,
          "match_strategy": "CASE_INSENSITIVE"
        },
        {
          "alias_text": "JDK 16",
          "alias_type": "VERSION",
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        "is_also_category": false,
        "is_extractable": true,
        "skill_nature": "CONCEPT",
        "slug": "multithreading",
        "sub_category_id": 7,
        "typical_lifespan": "EVERGREEN",
        "volatility": "STABLE"
      },
      "dimensions": [
        {
          "dimension": {
            "difficulty_hint": "well_known",
            "display_name": "Concurrency and Parallel Processing",
            "id": 17,
            "rationale": "Programming techniques for handling multiple requests and background work safely and efficiently. Includes synchronization, async execution, and coordination of concurrent tasks.",
            "slug": "concurrency-and-parallel-processing",
            "source": "db"
          },
          "input_skill": "Multithreading",
          "llm_role": null,
          "roles_from_db": [
            {
              "display_name": "Backend Developer",
              "id": 1,
              "rationale": null,
              "role_archetype": "A Backend Engineer designs, builds, and maintains the server-side logic and data handling that power applications and services. They focus on implementing reliable business functionality, integrating with other systems, and ensuring the backend is scalable, maintainable, and observable.",
              "slug": "backend-engineer",
              "source": "db"
            },
            {
              "display_name": "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": "Ruby Backend Developer",
              "id": 85,
              "rationale": null,
              "role_archetype": "Engineering",
              "slug": "ruby-backend-developer",
              "source": "db"
            },
            {
              "display_name": "Scala Backend Developer",
              "id": 87,
              "rationale": null,
              "role_archetype": "Engineering",
              "slug": "scala-backend-developer",
              "source": "db"
            }
          ]
        }
      ],
      "input_skill": "Multithreading",
      "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": "Spring Boot",
          "alias_type": "CANONICAL",
          "id": 79,
          "is_primary": true,
          "match_strategy": "CASE_INSENSITIVE"
        },
        {
          "alias_text": "SB2",
          "alias_type": "VERSION",
          "id": 2278,
          "is_primary": false,
          "match_strategy": "CASE_INSENSITIVE"
        },
        {
          "alias_text": "SB3",
          "alias_type": "VERSION",
          "id": 2279,
          "is_primary": false,
          "match_strategy": "CASE_INSENSITIVE"
        },
        {
          "alias_text": "Spring Boot 2",
          "alias_type": "VERSION",
          "id": 2280,
          "is_primary": false,
          "match_strategy": "CASE_INSENSITIVE"
        },
        {
          "alias_text": "Spring Boot 2.x",
          "alias_type": "VERSION",
          "id": 2282,
          "is_primary": false,
          "match_strategy": "CASE_INSENSITIVE"
        },
        {
          "alias_text": "Spring Boot 3",
          "alias_type": "VERSION",
          "id": 2281,
          "is_primary": false,
          "match_strategy": "CASE_INSENSITIVE"
        },
        {
          "alias_text": "Spring Boot 3.x",
          "alias_type": "VERSION",
          "id": 2283,
          "is_primary": false,
          "match_strategy": "CASE_INSENSITIVE"
        },
        {
          "alias_text": "boot2",
          "alias_type": "VERSION",
          "id": 3394,
          "is_primary": false,
          "match_strategy": "CASE_INSENSITIVE"
        },
        {
          "alias_text": "boot3",
          "alias_type": "VERSION",
          "id": 3395,
          "is_primary": false,
          "match_strategy": "CASE_INSENSITIVE"
        }
      ],
      "canonical": {
        "category_id": 5,
        "display_name": "Spring Boot",
        "id": 6,
        "is_also_category": false,
        "is_extractable": true,
        "skill_nature": "FRAMEWORK",
        "slug": "spring-boot",
        "sub_category_id": 3589,
        "typical_lifespan": "EVERGREEN",
        "volatility": "STABLE"
      },
      "dimensions": [
        {
          "dimension": {
            "difficulty_hint": "well_known",
            "display_name": "Frameworks \u0026 Libraries",
            "id": 360,
            "rationale": "Manage adoption, integration, and best practices around key software frameworks and libraries.",
            "slug": "frameworks-libraries",
            "source": "db"
          },
          "input_skill": "Spring Boot",
          "llm_role": null,
          "roles_from_db": [
            {
              "display_name": "Drupal Dev",
              "id": 228,
              "rationale": null,
              "role_archetype": "Engineering",
              "slug": "drupal-dev",
              "source": "db"
            },
            {
              "display_name": "Engineering Manager",
              "id": 121,
              "rationale": null,
              "role_archetype": null,
              "slug": "engineering-manager",
              "source": "db"
            }
          ]
        },
        {
          "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"
          },
          "input_skill": "Spring Boot",
          "llm_role": null,
          "roles_from_db": [
            {
              "display_name": "Backend Developer",
              "id": 1,
              "rationale": null,
              "role_archetype": "A Backend Engineer designs, builds, and maintains the server-side logic and data handling that power applications and services. They focus on implementing reliable business functionality, integrating with other systems, and ensuring the backend is scalable, maintainable, and observable.",
              "slug": "backend-engineer",
              "source": "db"
            },
            {
              "display_name": "Fullstack Developer",
              "id": 15,
              "rationale": null,
              "role_archetype": null,
              "slug": "full-stack-engineer",
              "source": "db"
            },
            {
              "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"
            }
          ]
        },
        {
          "dimension": {
            "difficulty_hint": "well_known",
            "display_name": "Web Service Frameworks",
            "id": 390,
            "rationale": "Server-side Kotlin frameworks and runtimes used to build HTTP services, middleware, controllers, and request pipelines. This cluster is the main entry point for backend endpoints and service behavior.",
            "slug": "web-service-frameworks",
            "source": "db"
          },
          "input_skill": "Spring Boot",
          "llm_role": null,
          "roles_from_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"
            }
          ]
        }
      ],
      "input_skill": "Spring Boot",
      "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": "microservices",
          "alias_type": "CANONICAL",
          "id": 178,
          "is_primary": true,
          "match_strategy": "CASE_INSENSITIVE"
        }
      ],
      "canonical": {
        "category_id": 1,
        "display_name": "microservices",
        "id": 41,
        "is_also_category": false,
        "is_extractable": true,
        "skill_nature": "PATTERN",
        "slug": "microservices",
        "sub_category_id": 1,
        "typical_lifespan": "EVERGREEN",
        "volatility": "STABLE"
      },
      "dimensions": [
        {
          "dimension": {
            "difficulty_hint": "well_known",
            "display_name": "Microservices and Distributed Systems",
            "id": 9,
            "rationale": "Architectural patterns for decomposed backend systems and the operational concerns they introduce. Covers service boundaries, consistency tradeoffs, retries, circuit breakers, and distributed coordination.",
            "slug": "microservices-and-distributed-systems",
            "source": "db"
          },
          "input_skill": "Microservices",
          "llm_role": null,
          "roles_from_db": [
            {
              "display_name": "Backend Developer",
              "id": 1,
              "rationale": null,
              "role_archetype": "A Backend Engineer designs, builds, and maintains the server-side logic and data handling that power applications and services. They focus on implementing reliable business functionality, integrating with other systems, and ensuring the backend is scalable, maintainable, and observable.",
              "slug": "backend-engineer",
              "source": "db"
            },
            {
              "display_name": "Node.js Backend Developer",
              "id": 82,
              "rationale": null,
              "role_archetype": "Engineering",
              "slug": "node-backend-developer",
              "source": "db"
            },
            {
              "display_name": "Scala Backend Developer",
              "id": 87,
              "rationale": null,
              "role_archetype": "Engineering",
              "slug": "scala-backend-developer",
              "source": "db"
            }
          ]
        }
      ],
      "input_skill": "Microservices",
      "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": "Finance",
      "matched_via": null,
      "new_alias_persisted": false,
      "new_alias_text": null,
      "new_skill_meta": {
        "derived": {
          "category": "Soft Skills",
          "skill_nature": "CONCEPT",
          "sub_category": "general",
          "typical_lifespan": "MULTI_YEAR",
          "version_strategy": "UNVERSIONED",
          "volatility": "MEDIUM"
        },
        "enrichment": null,
        "keep_log": [],
        "locked_dimensions": [],
        "merge_log": [],
        "placed": null,
        "relationships": null,
        "skill_id": "finance",
        "split_log": [],
        "typed": null,
        "warnings": []
      },
      "source_tag": "llm",
      "was_in_llm_skills": true
    }
  ],
  "unmatched_skills": [
    "Finance"
  ]
}

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 clearly describes a Java backend role focused on Spring Boot, microservices, and multithreading.",
    "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": "Multithreading",
      "tag": "in_db"
    },
    {
      "skill": "Spring Boot",
      "tag": "in_db"
    },
    {
      "skill": "Microservices",
      "tag": "in_db"
    },
    {
      "skill": "Finance",
      "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": 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"
          }
        ],
        "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 \u0026 DSLs",
          "id": 475,
          "rationale": "Oversee and guide the selection and effective use of programming and domain\u2010specific languages in software projects.",
          "slug": "programming-languages-dsls",
          "source": "db"
        },
        "dimension_id": 475,
        "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": "Engineering Manager",
            "id": 121,
            "rationale": null,
            "role_archetype": null,
            "slug": "engineering-manager",
            "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": "Concurrency and Parallel Processing",
          "id": 17,
          "rationale": "Programming techniques for handling multiple requests and background work safely and efficiently. Includes synchronization, async execution, and coordination of concurrent tasks.",
          "slug": "concurrency-and-parallel-processing",
          "source": "db"
        },
        "dimension_id": 17,
        "input_skill": "Multithreading",
        "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": "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": "Ruby Backend Developer",
            "id": 85,
            "rationale": null,
            "role_archetype": "Engineering",
            "slug": "ruby-backend-developer",
            "source": "db"
          },
          {
            "display_name": "Scala Backend Developer",
            "id": 87,
            "rationale": null,
            "role_archetype": "Engineering",
            "slug": "scala-backend-developer",
            "source": "db"
          }
        ],
        "skill_dimension_saved": true,
        "skill_id": 82,
        "skill_tag": "in_db",
        "skipped_reason": null
      },
      {
        "chosen_role_id": 1,
        "dimension": {
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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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