Pipeline run

eef0b06f-4a62-424b-a6c2-2b6bc10fe4b0

Pipeline LLM cost (USD)

API 1: $0.0105 API 2: $0.0000 API 3: $0.0000 Total: $0.0105

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 ship enterprise SaaS features in Java/Spring Boot microservices, from requirements and implementation planning through release and sustaining, while integrating Kafka and debugging issues with PM, UX, architects, and QA. Focus on high-quality delivery, problem solving, and adopting new tools quickly.

"Participate in all aspects of SaaS product development, from requirements analysis to product release and sustaining"

Tech stack maturity

Mainstream Modern

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

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 (4)

Java Spring Boot Microservices Kafka

Skill cluster (4 dimension groups, role-scoped)

Messaging and Event Streaming

Kafka

Microservices and Distributed Systems

Microservices

Programming Languages

Java

Web Application Frameworks

Spring Boot

Show KRA description ↓

Participate in all aspects of SaaS product development, from requirements analysis to product release and sustaining Work in a team to implement features and partner with Product Managers, UX experts, Architects, and QA to develop implementation plans with a focus on innovation, quality, sustainability, and delivering value to our clients Learn and adopt cutting edge technologies and tools to build best of class enterprise SaaS solutions. Responsible for delivery of high-quality enterprise offerings to schedules The candidate should have excellent problem solving and debugging skills The candidate is expected to have excellent communication skills Excellent knowledge of Enterprise Design Patterns Good in communication (Interaction with global teams/business is very important) Steep learning curve ability to learn and apply new technology in development Must have Strong problem-solving mindset Confident and resourceful in the face of challenges Min 8 to 12 years of enterprise software product development experience Bachelor’s degree in computer science or related disciplines preferred Having very good hands-on experience working in Java 8, Spring Boot, Microservices, Kafka Should have worked on at least one end to end Development project from scratch Java 8 Microservices Spring Boot Kafka

Signals

Skill backend-engineer

1.00

Alias backend-engineer

1.00

KRA full-stack-engineer

0.53

Post-classification

Centroidupdated · n=1075

Alias collision log—

New-role queue—

New skills captured0

New KRA capturedyes

Captured for admin review

R&R fragment (sim 0.00) ↔ Backend Developer pending

Status: completed Created: 2026-05-27T15:43:57.854795Z Updated: 2026-06-12T16:02:14.432372Z API 3 duration: 30139 ms

Flow Current 3-step pipeline

1 POST /skills/extract-from-jd

2 POST /skills/extract-details

3 POST /skills/final-role-output

Role Chosen role & resolution

Backend Developer

→

Java Backend Developer

sub-role · 0.99 domain · Software Engineering CASE DOMAIN

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

Domain=Software Engineering → sub-role java-backend-developer; The JD is centered on Java/Spring Boot microservices, Kafka, enterprise SaaS delivery, and end-to-end backend product development.

Matched skills

Java 8Spring BootMicroservicesKafkaSaaSEnterprise Design Patternsproblem solvingdebuggingcommunication skills

Matched dimensions

Backend Product DevelopmentEnterprise SaaS EngineeringMicroservices ArchitectureCross-functional CollaborationQuality and Delivery ManagementTechnical Learning AgilityProblem Solving and Debugging

Matched KRAs

Participate in all aspects of SaaS product developmentImplement features and partner with Product Managers, UX experts, Architects, and QADevelop implementation plansDeliver high-quality enterprise offerings to schedulesLearn and adopt cutting edge technologies and toolsWork on at least one end to end Development project from scratch

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

We are currently looking for Lead Java Software Developer in India for our offices in multiple locations.

We are looking for experienced Software Engineers to work on critical application & product development. You'll be a part of a modern, lean, self-governing engineering teams.

Responsibilities
Participate in all aspects of SaaS product development, from requirements analysis to product release and sustainingWork in a team to implement features and partner with Product Managers, UX experts, Architects, and QA to develop implementation plans with a focus on innovation, quality, sustainability, and delivering value to our clientsLearn and adopt cutting edge technologies and tools to build best of class enterprise SaaS solutions.Responsible for delivery of high-quality enterprise offerings to schedules

Requirements
The candidate should have excellent problem solving and debugging skillsThe candidate is expected to have excellent communication skillsExcellent knowledge of Enterprise Design PatternsGood in communication (Interaction with global teams/business is very important)Steep learning curve ability to learn and apply new technology in developmentMust have Strong problem-solving mindsetConfident and resourceful in the face of challengesMin 8 to 12 years of enterprise software product development experienceBachelor’s degree in computer science or related disciplines preferredHaving very good hands-on experience working in Java 8, Spring Boot, Microservices, KafkaShould have worked on at least one end to end Development project from scratch

Technologies
Java 8  MicroservicesSpring BootKafka

We offer
Insurance Coverage Paid Leaves – including maternity, bereavement, paternity, and special COVID-19 leaves. Financial assistance for medical crisis Retiral Benefits – VPF and NPS Customized Mindfulness and Wellness programs EPAM Hobby ClubsHybrid Work Model Soft loans to set up workspace at home Stable workload Relocation opportunities with ‘EPAM without Borders’ programCertification trainings for technical and soft skills Access to unlimited LinkedIn Learning platform Access to internal learning programs set up by world class trainers Community networking and idea creation platforms Mentorship programs Self-driven career progression tool

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)

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

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

Canonical: Kafka id=36 · kafka

Aliases — catalog

Kafka (CANONICAL) primary

Context tags (catalog)

Apache Flink Apache Kafka Apache Pulsar Apache Spark Avro KSQL Kafka API Kafka Connect Kafka Streams ZooKeeper Zookeeper backpressure brokers consumer consumer group consumer groups event sourcing event-driven architecture exactly-once semantics fault tolerance high throughput log compaction message broker message queue microservices offsets partition partitioning partitions producer producer API real-time analytics real-time data replication schema registry stream processing topic topic partitioning topics

Stored enrichment (catalog DB)

Category: Datastore
Sub-category: Event Stream Store
Vendor: Confluent
License: apache_2
Year introduced: 2011
Confidence: 0.90
Version strategy: NOT_APPLICABLE

Maturity reasoning: Kafka appears in many production JDs for event streaming and data pipelines, and remains a standard platform in cloud/vendor offerings (e.g., Confluent, AWS MSK), indicating broad hiring demand.

Skill profile (library / DB)

Skill nature: TOOL
Volatility: STABLE
Typical lifespan: EVERGREEN
Category id: 3
Sub-category id: 3533
Extractable: True
Also category: False

Dimensions (API 2 worklist)

Asynchronous Messaging and Event Streaming Catalog dimension db id 297

Library dimension (catalog)

Roles linked in library: .NET Backend Developer, Go Backend Developer, Kotlin Backend Developer, Node.js Backend Developer, Scala Backend Developer
Messaging and Background Jobs Catalog dimension db id 291

Library dimension (catalog)

Roles linked in library: PHP Backend Developer, Python Backend Developer, Ruby Backend Developer
Messaging and Event Streaming Catalog dimension db id 8

Library dimension (catalog)

Roles linked in library: Backend Developer, Data Engineer

API 3 link attempts (this skill)

Dimension	Skill↔dim	Role↔dim	Outcome
Asynchronous Messaging and Event Streaming asynchronous-messaging-and-event-streaming	✓	—	Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
Messaging and Background Jobs messaging-and-background-jobs	✓	—	Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
Messaging and Event Streaming messaging-and-event-streaming	✓	✓	Existing dimension (library) · Role↔dimension saved

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)
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
Kafka	in_db	Asynchronous Messaging and Event Streaming asynchronous-messaging-and-event-streaming	✓	—	Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
Kafka	in_db	Messaging and Background Jobs messaging-and-background-jobs	✓	—	Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
Kafka	in_db	Messaging and Event Streaming messaging-and-event-streaming	✓	✓	Existing dimension (library) · Role↔dimension saved

Library artifacts (this run)

No artifact rows for this run.

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

RoleLead Java Software Developer

CompanyEPAM

ExperienceMin 8 to 12 years of enterprise software product development experience

DomainIT Services & Consulting

Location India (hybrid)

JD type pass

Show raw JSON

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  "JD_type": "pass",
  "about_company": null,
  "certifications": [],
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  "ctc": null,
  "domain": {
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  "urls": []
}

API 1 — extract-from-jd click to toggle

{
  "final_skills": [
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  "rejection_reason": null,
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  "stage3_signals": {
    "alias_found": true,
    "alias_match_roles": [
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        "matched_skills": null,
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        "kra_matches": null,
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        "matched_skills": null,
        "role_id": 79,
        "score": 1.0,
        "slug": "java-backend-developer",
        "total_count": null
      }
    ],
    "kra_match_roles": [
      {
        "display_name": "Fullstack Developer",
        "kra_matches": [
          {
            "kra_text": "Works closely with product managers and UX designers to translate requirements and wireframes into working software features through iterative development.",
            "sentence": "Work in a team to implement features and partner with Product Managers, UX experts, Architects, and QA to develop implementation plans with a focus on innovation, quality, sustainability, and delivering value to our clients",
            "similarity": 0.6718
          },
          {
            "kra_text": "Works closely with product managers and UX designers to translate requirements and wireframes into working software features through iterative development.",
            "sentence": "Participate in all aspects of SaaS product development, from requirements analysis to product release and sustaining",
            "similarity": 0.5055
          },
          {
            "kra_text": "Works closely with product managers and UX designers to translate requirements and wireframes into working software features through iterative development.",
            "sentence": "Min 8 to 12 years of enterprise software product development experience",
            "similarity": 0.4215
          }
        ],
        "matched_count": null,
        "matched_skills": null,
        "role_id": 15,
        "score": 0.5329,
        "slug": "full-stack-engineer",
        "total_count": null
      },
      {
        "display_name": "Flutter Developer",
        "kra_matches": [
          {
            "kra_text": "collaborate with design, product, and backend teams",
            "sentence": "Work in a team to implement features and partner with Product Managers, UX experts, Architects, and QA to develop implementation plans with a focus on innovation, quality, sustainability, and delivering value to our clients",
            "similarity": 0.6124
          },
          {
            "kra_text": "collaborate with design, product, and backend teams",
            "sentence": "Participate in all aspects of SaaS product development, from requirements analysis to product release and sustaining",
            "similarity": 0.5153
          },
          {
            "kra_text": "collaborate with design, product, and backend teams",
            "sentence": "Learn and adopt cutting edge technologies and tools to build best of class enterprise SaaS solutions.",
            "similarity": 0.4009
          }
        ],
        "matched_count": null,
        "matched_skills": null,
        "role_id": 74,
        "score": 0.5095,
        "slug": "flutter-developer",
        "total_count": null
      },
      {
        "display_name": "Engineering Manager",
        "kra_matches": [
          {
            "kra_text": "Set team goals and delivery plans",
            "sentence": "Responsible for delivery of high-quality enterprise offerings to schedules",
            "similarity": 0.5298
          },
          {
            "kra_text": "Set team goals and delivery plans",
            "sentence": "Work in a team to implement features and partner with Product Managers, UX experts, Architects, and QA to develop implementation plans with a focus on innovation, quality, sustainability, and delivering value to our clients",
            "similarity": 0.5239
          },
          {
            "kra_text": "facilitate technical and delivery decisions",
            "sentence": "Participate in all aspects of SaaS product development, from requirements analysis to product release and sustaining",
            "similarity": 0.393
          }
        ],
        "matched_count": null,
        "matched_skills": null,
        "role_id": 121,
        "score": 0.4822,
        "slug": "engineering-manager",
        "total_count": null
      },
      {
        "display_name": "Angular Frontend Developer",
        "kra_matches": [
          {
            "kra_text": "collaboration with design and QA",
            "sentence": "Work in a team to implement features and partner with Product Managers, UX experts, Architects, and QA to develop implementation plans with a focus on innovation, quality, sustainability, and delivering value to our clients",
            "similarity": 0.5748
          },
          {
            "kra_text": "collaboration with design and QA",
            "sentence": "Participate in all aspects of SaaS product development, from requirements analysis to product release and sustaining",
            "similarity": 0.4368
          },
          {
            "kra_text": "defect diagnosis and fixes",
            "sentence": "The candidate should have excellent problem solving and debugging skills",
            "similarity": 0.4217
          }
        ],
        "matched_count": null,
        "matched_skills": null,
        "role_id": 90,
        "score": 0.4778,
        "slug": "angular-frontend-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": "Learn and adopt cutting edge technologies and tools to build best of class enterprise SaaS solutions.",
            "similarity": 0.4734
          },
          {
            "kra_text": "Monitors CI/CD pipeline reliability, identifies bottlenecks in delivery workflows, and improves deployment frequency, lead time, and failure recovery rate.",
            "sentence": "Responsible for delivery of high-quality enterprise offerings to schedules",
            "similarity": 0.4649
          },
          {
            "kra_text": "Collaborates with development teams to improve build processes, reduce deployment friction, containerize applications, and adopt DevOps best practices.",
            "sentence": "Participate in all aspects of SaaS product development, from requirements analysis to product release and sustaining",
            "similarity": 0.4578
          }
        ],
        "matched_count": null,
        "matched_skills": null,
        "role_id": 10,
        "score": 0.4654,
        "slug": "devops-engineer",
        "total_count": null
      }
    ],
    "skill_match_roles": [
      {
        "display_name": "Backend Developer",
        "kra_matches": null,
        "matched_count": 4,
        "matched_skills": [
          "Java",
          "Kafka",
          "Spring Boot",
          "microservices"
        ],
        "role_id": 1,
        "score": 1.0,
        "slug": "backend-engineer",
        "total_count": 4
      },
      {
        "display_name": "Scala Backend Developer",
        "kra_matches": null,
        "matched_count": 4,
        "matched_skills": [
          "Java",
          "Kafka",
          "Spring Boot",
          "microservices"
        ],
        "role_id": 87,
        "score": 1.0,
        "slug": "scala-backend-developer",
        "total_count": 4
      },
      {
        "display_name": "Kotlin Backend Developer",
        "kra_matches": null,
        "matched_count": 3,
        "matched_skills": [
          "Java",
          "Kafka",
          "Spring Boot"
        ],
        "role_id": 84,
        "score": 0.75,
        "slug": "kotlin-server-backend-developer",
        "total_count": 4
      },
      {
        "display_name": "Node.js Backend Developer",
        "kra_matches": null,
        "matched_count": 3,
        "matched_skills": [
          "Kafka",
          "Spring Boot",
          "microservices"
        ],
        "role_id": 82,
        "score": 0.75,
        "slug": "node-backend-developer",
        "total_count": 4
      },
      {
        "display_name": "Data Engineer",
        "kra_matches": null,
        "matched_count": 2,
        "matched_skills": [
          "Java",
          "Kafka"
        ],
        "role_id": 2,
        "score": 0.5,
        "slug": "data-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": [
      "Backend Product Development",
      "Enterprise SaaS Engineering",
      "Microservices Architecture",
      "Cross-functional Collaboration",
      "Quality and Delivery Management",
      "Technical Learning Agility",
      "Problem Solving and Debugging"
    ],
    "matched_kras": [
      "Participate in all aspects of SaaS product development",
      "Implement features and partner with Product Managers, UX experts, Architects, and QA",
      "Develop implementation plans",
      "Deliver high-quality enterprise offerings to schedules",
      "Learn and adopt cutting edge technologies and tools",
      "Work on at least one end to end Development project from scratch"
    ],
    "matched_skills": [
      "Java 8",
      "Spring Boot",
      "Microservices",
      "Kafka",
      "SaaS",
      "Enterprise Design Patterns",
      "problem solving",
      "debugging",
      "communication skills"
    ],
    "new_role_display_name": null,
    "new_role_slug": null,
    "queued": false,
    "reasoning": "Domain=Software Engineering \u2192 sub-role java-backend-developer; The JD is centered on Java/Spring Boot microservices, Kafka, enterprise SaaS delivery, and end-to-end backend product development.",
    "sub_role": {
      "confidence": 0.99,
      "display_name": "Java Backend Developer",
      "reasoning": "The JD explicitly centers on Java 8, Spring Boot, microservices, and Kafka, which strongly matches Java Backend Developer.",
      "role_id": 79,
      "slug": "java-backend-developer"
    }
  },
  "stage5_updates": {
    "centroid_n_after": 1075,
    "centroid_updated": true,
    "collision_log_id": null,
    "new_kra_attached": {
      "best_kra_similarity": 0.0,
      "queue_id": 1133,
      "r_and_r_preview": "Participate in all aspects of SaaS product development, from requirements analysis to product release and sustaining\nWork in a team to implement features and partner with Product Managers, UX experts,",
      "role_display_name": "Backend Developer",
      "role_slug": "backend-engineer",
      "status": "pending"
    },
    "new_skills_attached": [],
    "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,
      "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": 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"
    },
    {
      "alias_persist_skipped_reason": "alias_text already exists for this canonical skill",
      "alias_persisted": false,
      "existing_alias_id": 173,
      "existing_alias_text": "Kafka",
      "input_term": "Kafka",
      "matched_canonical": {
        "category_id": 3,
        "display_name": "Kafka",
        "id": 36,
        "is_also_category": false,
        "is_extractable": true,
        "skill_nature": "TOOL",
        "slug": "kafka",
        "sub_category_id": 3533,
        "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": "Drupal Dev",
      "id": 228,
      "rationale": null,
      "role_archetype": "Engineering",
      "slug": "drupal-dev",
      "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": ".NET Backend Developer",
      "id": 83,
      "rationale": null,
      "role_archetype": "Engineering",
      "slug": "dotnet-backend-developer",
      "source": "db"
    },
    {
      "display_name": "Go Backend Developer",
      "id": 81,
      "rationale": null,
      "role_archetype": "Engineering",
      "slug": "go-backend-developer",
      "source": "db"
    },
    {
      "display_name": "Ruby Backend Developer",
      "id": 85,
      "rationale": null,
      "role_archetype": "Engineering",
      "slug": "ruby-backend-developer",
      "source": "db"
    }
  ],
  "chosen_role": {
    "display_name": "Backend Developer",
    "id": 1,
    "rationale": "Domain=Software Engineering \u2192 sub-role java-backend-developer; The JD is centered on Java/Spring Boot microservices, Kafka, enterprise SaaS delivery, and end-to-end backend product development.",
    "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",
          "id": 2,
          "rationale": null,
          "role_archetype": null,
          "slug": "data-engineer",
          "source": "db"
        }
      ]
    },
    {
      "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"
      },
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          "id": 1509,
          "is_primary": false,
          "match_strategy": "CASE_INSENSITIVE"
        },
        {
          "alias_text": "jdk 17",
          "alias_type": "VERSION",
          "id": 1510,
          "is_primary": false,
          "match_strategy": "CASE_INSENSITIVE"
        },
        {
          "alias_text": "jdk 21",
          "alias_type": "VERSION",
          "id": 1511,
          "is_primary": false,
          "match_strategy": "CASE_INSENSITIVE"
        },
        {
          "alias_text": "jdk 4",
          "alias_type": "VERSION",
          "id": 1487,
          "is_primary": false,
          "match_strategy": "CASE_INSENSITIVE"
        },
        {
          "alias_text": "jdk 5",
          "alias_type": "VERSION",
          "id": 1488,
          "is_primary": false,
          "match_strategy": "CASE_INSENSITIVE"
        },
        {
          "alias_text": "jdk 6",
          "alias_type": "VERSION",
          "id": 1489,
          "is_primary": false,
          "match_strategy": "CASE_INSENSITIVE"
        },
        {
          "alias_text": "jdk 7",
          "alias_type": "VERSION",
          "id": 1490,
          "is_primary": false,
          "match_strategy": "CASE_INSENSITIVE"
        },
        {
          "alias_text": "jdk 8",
          "alias_type": "VERSION",
          "id": 1491,
          "is_primary": false,
          "match_strategy": "CASE_INSENSITIVE"
        },
        {
          "alias_text": "jdk11",
          "alias_type": "VERSION",
          "id": 1492,
          "is_primary": false,
          "match_strategy": "CASE_INSENSITIVE"
        },
        {
          "alias_text": "jdk17",
          "alias_type": "VERSION",
          "id": 1493,
          "is_primary": false,
          "match_strategy": "CASE_INSENSITIVE"
        },
        {
          "alias_text": "jdk21",
          "alias_type": "VERSION",
          "id": 1494,
          "is_primary": false,
          "match_strategy": "CASE_INSENSITIVE"
        },
        {
          "alias_text": "jdk4",
          "alias_type": "VERSION",
          "id": 1477,
          "is_primary": false,
          "match_strategy": "CASE_INSENSITIVE"
        },
        {
          "alias_text": "jdk5",
          "alias_type": "VERSION",
          "id": 1478,
          "is_primary": false,
          "match_strategy": "CASE_INSENSITIVE"
        },
        {
          "alias_text": "jdk6",
          "alias_type": "VERSION",
          "id": 1479,
          "is_primary": false,
          "match_strategy": "CASE_INSENSITIVE"
        },
        {
          "alias_text": "jdk7",
          "alias_type": "VERSION",
          "id": 1480,
          "is_primary": false,
          "match_strategy": "CASE_INSENSITIVE"
        },
        {
          "alias_text": "jdk8",
          "alias_type": "VERSION",
          "id": 1481,
          "is_primary": false,
          "match_strategy": "CASE_INSENSITIVE"
        },
        {
          "alias_text": "jvm21",
          "alias_type": "VERSION",
          "id": 1495,
          "is_primary": false,
          "match_strategy": "CASE_INSENSITIVE"
        }
      ],
      "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"
      },
      "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",
              "id": 2,
              "rationale": null,
              "role_archetype": null,
              "slug": "data-engineer",
              "source": "db"
            }
          ]
        }
      ],
      "input_skill": "Java",
      "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": [
        {
          "alias_text": "Kafka",
          "alias_type": "CANONICAL",
          "id": 173,
          "is_primary": true,
          "match_strategy": "CASE_INSENSITIVE"
        }
      ],
      "canonical": {
        "category_id": 3,
        "display_name": "Kafka",
        "id": 36,
        "is_also_category": false,
        "is_extractable": true,
        "skill_nature": "TOOL",
        "slug": "kafka",
        "sub_category_id": 3533,
        "typical_lifespan": "EVERGREEN",
        "volatility": "STABLE"
      },
      "dimensions": [
        {
          "dimension": {
            "difficulty_hint": "well_known",
            "display_name": "Asynchronous Messaging and Event Streaming",
            "id": 297,
            "rationale": "Asynchronous communication patterns and broker technologies used to decouple backend services and move work off the request path. Includes queues, pub/sub, event streams, consumer groups, dead-letter queues, and delivery semantics across systems such as Kafka, RabbitMQ, NATS, SQS/SNS, Pulsar, and ActiveMQ.",
            "slug": "asynchronous-messaging-and-event-streaming",
            "source": "db"
          },
          "input_skill": "Kafka",
          "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": "Go Backend Developer",
              "id": 81,
              "rationale": null,
              "role_archetype": "Engineering",
              "slug": "go-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": "Scala Backend Developer",
              "id": 87,
              "rationale": null,
              "role_archetype": "Engineering",
              "slug": "scala-backend-developer",
              "source": "db"
            }
          ]
        },
        {
          "dimension": {
            "difficulty_hint": "well_known",
            "display_name": "Messaging and Background Jobs",
            "id": 291,
            "rationale": "Asynchronous processing patterns and worker systems used to decouple backend work from request handling. This is a coherent cluster because the role supports background jobs, retries, and deferred processing.",
            "slug": "messaging-and-background-jobs",
            "source": "db"
          },
          "input_skill": "Kafka",
          "llm_role": null,
          "roles_from_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"
            }
          ]
        },
        {
          "dimension": {
            "difficulty_hint": "well_known",
            "display_name": "Messaging and Event Streaming",
            "id": 8,
            "rationale": "Transport-layer systems used to move events and decouple producers from consumers. Data engineers use these systems to ingest, buffer, and distribute event data before downstream processing.",
            "slug": "messaging-and-event-streaming",
            "source": "db"
          },
          "input_skill": "Kafka",
          "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": "Data Engineer",
              "id": 2,
              "rationale": null,
              "role_archetype": null,
              "slug": "data-engineer",
              "source": "db"
            }
          ]
        }
      ],
      "input_skill": "Kafka",
      "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": []
}

API 3 — final-role-output

{
  "chosen_role": {
    "display_name": "Backend Developer",
    "id": 1,
    "rationale": "Domain=Software Engineering \u2192 sub-role java-backend-developer; The JD is centered on Java/Spring Boot microservices, Kafka, enterprise SaaS delivery, and end-to-end backend product development.",
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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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