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Pipeline run

4c25357b-bb70-414e-99a1-88ab7c6f68a1

Pipeline LLM cost (USD)
API 1: $0.0038 API 2: $0.0000 API 3: $0.0000 Total: $0.0038

Client output enrichment

v2 Skill cluster · Nature of work · AI index · Tech stack maturity · Evidence · KRA description
role baseline loaded sources · ai_index: jd · nature_of_work: jd · tech_stack_maturity: jd
Nature of work · API and service implementation
Build and ship payment backend services: design REST APIs and Spring Boot/FastAPI microservices, model PostgreSQL schemas and migrations, wire Kafka/Redis/auth flows, and test, deploy, and observe production traffic at scale.
""Design and implement RESTful APIs and microservices in Java Spring Boot following clean architecture principles""
Tech stack maturity
Modern Cloud Native cache hit
The stack centers on FastAPI, Spring Boot, microservices, Kafka, Kubernetes, Docker, OAuth2/JWT, and CI/CD, which are hallmarks of a modern cloud-native backend environment.
AI index (0 = no AI use, 5 = totally AI-dependent · v2.1)
0.00 / 5
· Title match
· Has AI skill
· AI skill (primary)
· AI skill (secondary)
· On AI team
· Builds AI products
vocab breakdown (legacy)
Assistants (×1):
Frameworks (×2):
Models / concepts (×3):
Evidence — skills matched in JD (21)
Java Spring Boot Python FastAPI REST Microservices PostgreSQL SQL Alembic OAuth2 JWT Kafka Redis JUnit Docker Kubernetes CI/CD GitHub Actions Jenkins Prometheus OpenTelemetry
Skill cluster (13 dimension groups, role-scoped)
Observability and Incident Response
Prometheus OpenTelemetry
Programming Languages
Java Python
Web Application Frameworks
Spring Boot FastAPI
API Design and Contracts
REST
Authentication and Authorization
JWT
Authentication and Session Handling
OAuth2
Caching and State Management
Redis
Container Orchestration Platforms
Kubernetes
Deployment and Runtime Configuration
Docker
Messaging and Event Streaming
Kafka
Microservices and Distributed Systems
Microservices
Relational Database Design
PostgreSQL
Cross-cutting / unaligned
SQL Alembic JUnit CI/CD GitHub Actions Jenkins
Show KRA description ↓
We are hiring a Backend Engineer to join our payments platform team. You will design and build scalable REST APIs using Java Spring Boot and Python FastAPI services that process millions of transactions per day. You will own end-to-end feature delivery from API design through database schema design and production rollout. - Design and implement RESTful APIs and microservices in Java Spring Boot following clean architecture principles - Design PostgreSQL schemas, write optimized queries, create and maintain Alembic database migrations - Implement authentication, OAuth 2.0 / JWT token flows, request validation, and structured error handling - Integrate with Kafka for async event-driven processing of transaction events and webhook deliveries - Optimize query performance through indexing, connection pooling, and Redis caching strategies - Write comprehensive unit tests with JUnit and integration tests against ephemeral PostgreSQL instances - Perform code reviews, mentor junior engineers, and contribute to engineering standards documentation - Instrument services with structured logging, Prometheus metrics, and OpenTelemetry distributed tracing - 4+ years of backend engineering experience in Java Spring Boot or Python FastAPI - Strong knowledge of PostgreSQL, SQL query optimization, and relational data modeling - Experience with Kafka, Redis, REST API design, and microservices architecture - Hands-on Docker containerization and Kubernetes deployment - Familiar with CI/CD pipelines (GitHub Actions or Jenkins)

Signals

Skill backend-engineer
0.59
Alias backend-engineer
1.00
KRA backend-engineer
0.70

Post-classification

Centroidupdated · n=52
Alias collision log
New-role queue
New skills captured2
New KRA captured

Captured for admin review

Alembic primary Backend Developer pending
JUnit primary Backend Developer pending
Status: extract_from_jd_done Created: 2026-05-21T17:36:13.357841Z Updated: 2026-05-21T17:36:14.157819Z
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

No chosen role stored for this run.

Job description

Job Title: Backend Engineer
Company: Acme Cloud Inc.
Location: Bengaluru, India (Hybrid)
Experience: 4-6 years

About the Role:
We are hiring a Backend Engineer to join our payments platform team. You will design and build scalable REST APIs using Java Spring Boot and Python FastAPI services that process millions of transactions per day. You will own end-to-end feature delivery from API design through database schema design and production rollout.

Key Responsibilities:
- Design and implement RESTful APIs and microservices in Java Spring Boot following clean architecture principles
- Design PostgreSQL schemas, write optimized queries, create and maintain Alembic database migrations
- Implement authentication, OAuth 2.0 / JWT token flows, request validation, and structured error handling
- Integrate with Kafka for async event-driven processing of transaction events and webhook deliveries
- Optimize query performance through indexing, connection pooling, and Redis caching strategies
- Write comprehensive unit tests with JUnit and integration tests against ephemeral PostgreSQL instances
- Perform code reviews, mentor junior engineers, and contribute to engineering standards documentation
- Instrument services with structured logging, Prometheus metrics, and OpenTelemetry distributed tracing

Required Skills:
- 4+ years of backend engineering experience in Java Spring Boot or Python FastAPI
- Strong knowledge of PostgreSQL, SQL query optimization, and relational data modeling
- Experience with Kafka, Redis, REST API design, and microservices architecture
- Hands-on Docker containerization and Kubernetes deployment
- Familiar with CI/CD pipelines (GitHub Actions or Jenkins)

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 No API 2 row (run stopped after API 1 or history missing)
Spring Boot Primary No API 2 row (run stopped after API 1 or history missing)
Python Primary No API 2 row (run stopped after API 1 or history missing)
FastAPI Primary No API 2 row (run stopped after API 1 or history missing)
REST Primary No API 2 row (run stopped after API 1 or history missing)
Microservices Primary No API 2 row (run stopped after API 1 or history missing)
PostgreSQL Primary No API 2 row (run stopped after API 1 or history missing)
SQL Primary No API 2 row (run stopped after API 1 or history missing)
Alembic Primary No API 2 row (run stopped after API 1 or history missing)
OAuth2 Primary No API 2 row (run stopped after API 1 or history missing)
JWT Primary No API 2 row (run stopped after API 1 or history missing)
Kafka Primary No API 2 row (run stopped after API 1 or history missing)
Redis Primary No API 2 row (run stopped after API 1 or history missing)
JUnit Primary No API 2 row (run stopped after API 1 or history missing)
Docker Primary No API 2 row (run stopped after API 1 or history missing)
Kubernetes Primary No API 2 row (run stopped after API 1 or history missing)
CI/CD Primary No API 2 row (run stopped after API 1 or history missing)
GitHub Actions Secondary No API 2 row (run stopped after API 1 or history missing)
Jenkins Secondary No API 2 row (run stopped after API 1 or history missing)
Prometheus Secondary No API 2 row (run stopped after API 1 or history missing)
OpenTelemetry Secondary No API 2 row (run stopped after API 1 or history missing)

Library artifacts (this run)

No artifact rows for this run.
nano JD Parser — gpt-4.1-nano click to toggle
RoleBackend Engineer
CompanyAcme Cloud Inc.
Experience4-6 years
DomainIT Services & Consulting
Location Bengaluru, India (hybrid)
JD type pass
Show raw JSON
{
  "JD_type": "pass",
  "about_company": null,
  "certifications": [],
  "company_name": "Acme Cloud Inc.",
  "ctc": null,
  "domain": {
    "primary": {
      "aliases": [
        "ITES",
        "BPO"
      ],
      "domain": "IT Services \u0026 Consulting"
    },
    "secondary": null
  },
  "education": [],
  "experience": {
    "max": 6,
    "min": 4,
    "raw": "4-6 years"
  },
  "job_locations": [
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      "aliases": [
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      "state": null,
      "work_mode": "hybrid"
    }
  ],
  "role": "Backend Engineer",
  "role_aliases": [
    "Backend Developer",
    "Software Engineer",
    "Java Developer"
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  "role_archetype": "Engineering",
  "roles_and_responsibilities": [
    {
      "bullet_count": 0,
      "heading": "About the Role",
      "heading_was_present": true,
      "source_marker": {
        "first_5_words": "We are hiring a Backend",
        "last_5_words": "schema design and production rollout."
      },
      "text": "We are hiring a Backend Engineer to join our payments platform team. You will design and build scalable REST APIs using Java Spring Boot and Python FastAPI services that process millions of transactions per day. You will own end-to-end feature delivery from API design through database schema design and production rollout.",
      "word_count": 52
    },
    {
      "bullet_count": 8,
      "heading": "Key Responsibilities",
      "heading_was_present": true,
      "source_marker": {
        "first_5_words": "Design and implement RESTful APIs",
        "last_5_words": "logging, Prometheus metrics, and OpenTelemetry"
      },
      "text": "- Design and implement RESTful APIs and microservices in Java Spring Boot following clean architecture principles\n- Design PostgreSQL schemas, write optimized queries, create and maintain Alembic database migrations\n- Implement authentication, OAuth 2.0 / JWT token flows, request validation, and structured error handling\n- Integrate with Kafka for async event-driven processing of transaction events and webhook deliveries\n- Optimize query performance through indexing, connection pooling, and Redis caching strategies\n- Write comprehensive unit tests with JUnit and integration tests against ephemeral PostgreSQL instances\n- Perform code reviews, mentor junior engineers, and contribute to engineering standards documentation\n- Instrument services with structured logging, Prometheus metrics, and OpenTelemetry distributed tracing",
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      "bullet_count": 5,
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      "heading_was_present": true,
      "source_marker": {
        "first_5_words": "4+ years of backend engineering",
        "last_5_words": "Actions or Jenkins"
      },
      "text": "- 4+ years of backend engineering experience in Java Spring Boot or Python FastAPI\n- Strong knowledge of PostgreSQL, SQL query optimization, and relational data modeling\n- Experience with Kafka, Redis, REST API design, and microservices architecture\n- Hands-on Docker containerization and Kubernetes deployment\n- Familiar with CI/CD pipelines (GitHub Actions or Jenkins)",
      "word_count": 61
    }
  ],
  "urls": []
}
API 1 — extract-from-jd click to toggle
{
  "final_skills": [
    {
      "is_primary": true,
      "skill_name": "Java"
    },
    {
      "is_primary": true,
      "skill_name": "Spring Boot"
    },
    {
      "is_primary": true,
      "skill_name": "Python"
    },
    {
      "is_primary": true,
      "skill_name": "FastAPI"
    },
    {
      "is_primary": true,
      "skill_name": "REST"
    },
    {
      "is_primary": true,
      "skill_name": "Microservices"
    },
    {
      "is_primary": true,
      "skill_name": "PostgreSQL"
    },
    {
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      "skill_name": "SQL"
    },
    {
      "is_primary": true,
      "skill_name": "Alembic"
    },
    {
      "is_primary": true,
      "skill_name": "OAuth2"
    },
    {
      "is_primary": true,
      "skill_name": "JWT"
    },
    {
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    },
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      "skill_name": "Redis"
    },
    {
      "is_primary": true,
      "skill_name": "JUnit"
    },
    {
      "is_primary": true,
      "skill_name": "Docker"
    },
    {
      "is_primary": true,
      "skill_name": "Kubernetes"
    },
    {
      "is_primary": true,
      "skill_name": "CI/CD"
    },
    {
      "is_primary": false,
      "skill_name": "GitHub Actions"
    },
    {
      "is_primary": false,
      "skill_name": "Jenkins"
    },
    {
      "is_primary": false,
      "skill_name": "Prometheus"
    },
    {
      "is_primary": false,
      "skill_name": "OpenTelemetry"
    }
  ],
  "jd_role": {
    "display_name": "Backend Engineer",
    "rationale": null,
    "role_aliases": [
      "Backend Developer",
      "Software Engineer",
      "Java Developer"
    ],
    "role_archetype": "Engineering",
    "slug": ""
  },
  "nano_parsed": {
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    "about_company": null,
    "certifications": [],
    "company_name": "Acme Cloud Inc.",
    "ctc": null,
    "domain": {
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        ],
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      },
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    },
    "education": [],
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      "max": 6,
      "min": 4,
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    },
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        "aliases": [
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        ],
        "city": "Bengaluru",
        "country": "India",
        "state": null,
        "work_mode": "hybrid"
      }
    ],
    "role": "Backend Engineer",
    "role_aliases": [
      "Backend Developer",
      "Software Engineer",
      "Java Developer"
    ],
    "role_archetype": "Engineering",
    "roles_and_responsibilities": [
      {
        "bullet_count": 0,
        "heading": "About the Role",
        "heading_was_present": true,
        "source_marker": {
          "first_5_words": "We are hiring a Backend",
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        },
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        "word_count": 52
      },
      {
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        "heading": "Key Responsibilities",
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        "source_marker": {
          "first_5_words": "Design and implement RESTful APIs",
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        },
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        "word_count": 61
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    "urls": []
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  "rejected": false,
  "rejection_reason": null,
  "run_id": "4c25357b-bb70-414e-99a1-88ab7c6f68a1",
  "stage3_signals": {
    "alias_found": true,
    "alias_match_roles": [
      {
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        "matched_count": null,
        "matched_skills": null,
        "role_id": 1,
        "score": 1.0,
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    ],
    "kra_match_roles": [
      {
        "display_name": "Backend Developer",
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          {
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            "similarity": 0.778
          },
          {
            "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": "Integrate with Kafka for async event-driven processing of transaction events and webhook deliveries",
            "similarity": 0.6677
          },
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            "kra_text": "Adds structured logging, metrics, distributed tracing, and alerting to improve system observability and support production debugging.",
            "sentence": "Instrument services with structured logging, Prometheus metrics, and OpenTelemetry distributed tracing",
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          }
        ],
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        "display_name": "Fullstack Developer",
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            "similarity": 0.7047
          },
          {
            "kra_text": "Designs and queries relational databases like PostgreSQL and document stores like MongoDB, writing migrations, indexes, and optimized queries.",
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            "similarity": 0.6859
          },
          {
            "kra_text": "Implements complete product features end-to-end from database schema design through backend API to frontend UI using JavaScript, TypeScript, Python, or Ruby on Rails.",
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          }
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        "score": 0.663,
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            "similarity": 0.7528
          },
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            "similarity": 0.6101
          },
          {
            "kra_text": "Collaborates with development teams to improve build processes, reduce deployment friction, containerize applications, and adopt DevOps best practices.",
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            "similarity": 0.4493
          }
        ],
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        "score": 0.6041,
        "slug": "devops-engineer",
        "total_count": null
      },
      {
        "display_name": "Data Engineer",
        "kra_matches": [
          {
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            "sentence": "Integrate with Kafka for async event-driven processing of transaction events and webhook deliveries",
            "similarity": 0.5248
          },
          {
            "kra_text": "Optimizes pipeline throughput, partitioning strategies, and query performance across cloud data warehouses like Snowflake, BigQuery, or Redshift.",
            "sentence": "Optimize query performance through indexing, connection pooling, and Redis caching strategies",
            "similarity": 0.4879
          },
          {
            "kra_text": "Designs dimensional models, star schemas, data vault structures, and curated data mart tables to support BI tools and self-service analytics consumption.",
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            "similarity": 0.4681
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        "total_count": null
      },
      {
        "display_name": "Hybrid Mobile Developer",
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          {
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            "similarity": 0.5625
          },
          {
            "kra_text": "Integrates cross-platform mobile apps with REST and GraphQL backend APIs, handling JWT authentication, token refresh, and error recovery.",
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            "similarity": 0.4358
          },
          {
            "kra_text": "Integrates cross-platform mobile apps with REST and GraphQL backend APIs, handling JWT authentication, token refresh, and error recovery.",
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          }
        ],
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        "score": 0.4755,
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        "total_count": null
      }
    ],
    "skill_match_roles": [
      {
        "display_name": "Backend Developer",
        "kra_matches": null,
        "matched_count": 10,
        "matched_skills": [
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        "total_count": 17
      },
      {
        "display_name": "Data Engineer",
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        "matched_count": 4,
        "matched_skills": [
          "Java",
          "Kafka",
          "Python",
          "SQL"
        ],
        "role_id": 2,
        "score": 0.2353,
        "slug": "data-engineer",
        "total_count": 17
      },
      {
        "display_name": "Android Engineer",
        "kra_matches": null,
        "matched_count": 3,
        "matched_skills": [
          "JWT",
          "Java",
          "OAuth2"
        ],
        "role_id": 4,
        "score": 0.1765,
        "slug": "android-engineer",
        "total_count": 17
      },
      {
        "display_name": "ML Engineer",
        "kra_matches": null,
        "matched_count": 3,
        "matched_skills": [
          "CI/CD",
          "Kubernetes",
          "Python"
        ],
        "role_id": 3,
        "score": 0.1765,
        "slug": "ml-engineer",
        "total_count": 17
      }
    ]
  },
  "stage4_decision": {
    "alias_collision_detected": false,
    "case": "A",
    "chosen_role": {
      "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
    },
    "confidence": 0.6992,
    "is_new_role": false,
    "llm2_fired": false,
    "llm2_reasoning": null,
    "new_role_display_name": null,
    "new_role_slug": null,
    "queued": false,
    "reasoning": "Stage 1 title \u0027Backend Developer\u0027 (alias match, sim 1.00); KRA agrees (0.70)"
  },
  "stage5_updates": {
    "centroid_n_after": 52,
    "centroid_updated": true,
    "collision_log_id": null,
    "new_kra_attached": null,
    "new_skills_attached": [
      {
        "is_primary": true,
        "queue_id": 1913,
        "role_display_name": "Backend Developer",
        "role_slug": "backend-engineer",
        "skill_name": "Alembic",
        "status": "pending"
      },
      {
        "is_primary": true,
        "queue_id": 1914,
        "role_display_name": "Backend Developer",
        "role_slug": "backend-engineer",
        "skill_name": "JUnit",
        "status": "pending"
      }
    ],
    "queue_entry_id": null,
    "v3_pipeline_triggered": false,
    "v3_role_slug": null,
    "v3_run_id": null
  }
}
API 2 — extract-details
{}
API 3 — final-role-output
{}

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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