← Back to history

Pipeline run

974b4e2f-9406-471c-80e6-ceaaff615180

Pipeline LLM cost (USD)
API 1: $0.0100 API 2: $0.0001 API 3: $0.0000 Total: $0.0101

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: role_baseline
Nature of work · API and service implementation
Build and maintain MERN backend services and APIs, translating requirements with product/front-end teams, then reviewing, debugging, and tuning code for performance and scalability.
"Implement and maintain APIs for seamless data exchange between clients and servers."
Tech stack maturity
Modern Cloud Native
Backend development today is typically built around cloud-hosted services, containers, CI/CD, and distributed systems, but AI is usually only an optional integration rather than the core of the role.
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 (3)
MERN Stack API Code Review
Skill cluster (1 dimension groups, role-scoped)
Cross-cutting / unaligned
MERN Stack API Code Review
Show KRA description ↓
• Design, develop, and maintain efficient and reliable backend systems using the MERN stack. • Collaborate closely with front-end developers, architects, and product managers to translate business requirements into technical solutions. • Implement and maintain APIs for seamless data exchange between clients and servers. • Optimize application performance and scalability through proper design and coding practices. • Conduct code reviews and provide constructive feedback to ensure code quality and adherence to coding standards. • Troubleshoot and debug issues in a timely manner to ensure smooth operation of backend features. • Stay updated with emerging technologies and best practices in backend development, particularly in the MERN stack.

Signals

Skill full-stack-engineer
0.50
Alias backend-engineer
1.00
KRA full-stack-engineer
0.63

Post-classification

Centroidupdated · n=769
Alias collision log
New-role queue
New skills captured1
New KRA capturedyes

Captured for admin review

MERN Stack primary Backend Developer pending
R&R fragment (sim 0.00) Backend Developer pending

• Design, develop, and maintain efficient and reliable backend systems using the MERN stack. • Collaborate closely with front-end developers, architects, and product managers to translate business req…

Status: completed Created: 2026-05-27T15:01:59.272308Z Updated: 2026-06-12T16:58:57.838883Z API 3 duration: 10656 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

Node.js Backend Developer

sub-role · 0.98 domain · Software Engineering CASE DOMAIN

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

Domain=Software Engineering → sub-role node-backend-developer; The JD is centered on designing, building, maintaining, and optimizing backend systems and APIs, which matches Backend Developer responsibilities best.

Matched skills

MERN stackAPIscode reviewsdebugbackend developmentapplication performancescalabilitycoding standards

Matched dimensions

Backend System DevelopmentAPI Development and MaintenancePerformance and Scalability OptimizationCode Quality and ReviewTroubleshooting and DebuggingCross-functional Collaboration

Matched KRAs

Design, develop, and maintain efficient and reliable backend systemsCollaborate closely with front-end developers, architects, and product managersImplement and maintain APIs for seamless data exchangeOptimize application performance and scalabilityConduct code reviews and provide constructive feedbackTroubleshoot and debug issues in a timely manner

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

0
New skills
0
Skill↔dim saved
0
Role↔dim saved
0
Skipped

Job description

Skills:
Node.js, Express.js, MongoDB, RESTful APIs, JavaScript, MERN stack, Database management, Server-side development,

Company Overview

Join our dynamic team at LogicGo Infotech, a leading IT firm dedicated to cutting-edge technology solutions. We are seeking an experienced back-end developer (MERN Stack) to join us in building innovative applications.

( We are looking for Surat Local Candidates Only.)

Key Responsibilities

• Design, develop, and maintain efficient and reliable backend systems using the MERN stack. 
• Collaborate closely with front-end developers, architects, and product managers to translate business requirements into technical solutions.
• Implement and maintain APIs for seamless data exchange between clients and servers.
• Optimize application performance and scalability through proper design and coding practices.
• Conduct code reviews and provide constructive feedback to ensure code quality and adherence to coding standards. 
• Troubleshoot and debug issues in a timely manner to ensure smooth operation of backend features.
• Stay updated with emerging technologies and best practices in backend development, particularly in the MERN stack.


Qualifications

• Bachelors degree in Computer Science, Engineering, or related field. 
• Proven experience as a back-end developer with at least 3 years of experience. 
• Proficiency in TypeScript and Node.js.
• Hands-on experience with MongoDB for database management.
• Familiarity with Express.js for backend development. 
• Experience with RESTful APIs and microservices architecture.
• Solid understanding of the software development lifecycle and agile methodologies.
• Excellent problem-solving and analytical skills.
• Strong communication and collaboration abilities.


Job Type:- Full Time

Experience:- 3 to 6 Years

Location:- Surat, Gujarat.

Office Work Only.

Skills from this JD

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

MERN Stack Primary New / orchestrated API 3: new canonical path (new) New / unmatched skill (orchestrated in API 2)

Skill enrichment (orchestrator / LLM)

No Stage 7 enrichment blob on this skill (orchestrator skipped enrichment).

Derived legacy fields
Category
Web Frameworks
Sub-category
general
Skill nature
CONCEPT
Volatility
MEDIUM
Typical lifespan
MULTI_YEAR
Version strategy
UNVERSIONED
API Primary Library skill API 3: existing canonical (in_db) Existing skill (matched library)
Canonical: API id=1568 · api

Aliases — catalog

  • API (CANONICAL)

Context tags (catalog)

API gateway GraphQL JSON OAuth REST SDK SOAP XML authentication endpoint microservices rate limiting throttling versioning webhooks

Stored enrichment (catalog DB)

Category
Concept
Sub-category
Application Programming Interface
Confidence
0.93
Version strategy
NOT_APPLICABLE

Maturity reasoning: APIs are a core requirement in most software engineering JDs and underpin common integrations across cloud, mobile, and web stacks; major vendors like AWS, Stripe, and Google Cloud center products on API-first usage.

Skill profile (library / DB)

Skill nature
CONCEPT
Volatility
STABLE
Typical lifespan
EVERGREEN
Category id
2
Sub-category id
1174
Extractable
True
Also category
False

Dimensions (API 2 worklist)

  • API Integration and Data Fetching Catalog dimension db id 127

    Library dimension (catalog)

    Roles linked in library: Angular Frontend Developer, Frontend Developer, Fullstack Developer, React Frontend Developer, Svelte Frontend Developer, Vue Frontend Developer, Web Developer

API 3 link attempts (this skill)

Dimension Skill↔dim Role↔dim Outcome
API Integration and Data Fetching
api-integration-and-data-fetching
Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
Code Review Secondary Library skill API 3: existing canonical (in_db) Existing skill (matched library)
Canonical: Code Review id=516 · code-review

Aliases — catalog

  • Code Review (CANONICAL)

Context tags (catalog)

Bitbucket GitHub GitLab PR review approval workflow branch protection code quality diff inline comments linting merge request pair programming pull request review checklist static analysis

Stored enrichment (catalog DB)

Category
SoftSkill
Sub-category
Code Review
Confidence
0.96
Version strategy
NOT_APPLICABLE

Maturity reasoning: Code review is a standard hiring-pipeline requirement in engineering JDs and is built into major platforms like GitHub/GitLab pull-request workflows, indicating broad adoption.

Skill profile (library / DB)

Skill nature
PRACTICE
Volatility
STABLE
Typical lifespan
EVERGREEN
Category id
58
Sub-category id
364
Extractable
True
Also category
False

Dimensions (API 2 worklist)

  • React Frontend Development Catalog dimension db id 96

    Library dimension (catalog)

API 3 link attempts (this skill)

Dimension Skill↔dim Role↔dim Outcome
React Frontend Development
d_init_01
Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)

All API 3 persistence rows

Same grid as the skill-extractor “Persistence items” table: one row per (skill × dimension) work item.

Skill Tag Dimension Skill↔dim Role↔dim Outcome Notes
API in_db
API Integration and Data Fetching
api-integration-and-data-fetching
Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
Code Review in_db
React Frontend Development
d_init_01
Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)

Library artifacts (this run)

Kind Detail DB id
canonical_skill_proposed MERN Stack | type=Web Frameworks subtype=general nature=CONCEPT lifespan=MULTI_YEAR
nano JD Parser — gpt-4.1-nano click to toggle
Roleback-end developer (MERN Stack)
CompanyLogicGo Infotech
Experience3 to 6 Years
DomainIT Services & Consulting
Location Surat, India (onsite)
JD type pass
Show raw JSON
{
  "JD_type": "pass",
  "about_company": {
    "source_marker": {
      "first_5_words": "Join our dynamic team at",
      "last_5_words": "building innovative applications."
    },
    "text": "Join our dynamic team at LogicGo Infotech, a leading IT firm dedicated to cutting-edge technology solutions. We are seeking an experienced back-end developer (MERN Stack) to join us in building innovative applications.",
    "word_count": 40
  },
  "certifications": [],
  "company_name": "LogicGo Infotech",
  "ctc": null,
  "domain": {
    "primary": {
      "aliases": [
        "ITES",
        "BPO"
      ],
      "domain": "IT Services \u0026 Consulting"
    },
    "secondary": null
  },
  "education": [
    {
      "level": "Bachelor\u0027s",
      "qualification": "BTECH/BE - Computer Science (or related)",
      "raw": "Bachelors degree in Computer Science, Engineering, or related field.",
      "requirement": "required"
    }
  ],
  "experience": {
    "max": 6,
    "min": 3,
    "raw": "3 to 6 Years"
  },
  "job_locations": [
    {
      "aliases": [
        "Surat, GJ"
      ],
      "city": "Surat",
      "country": "India",
      "state": "Gujarat",
      "work_mode": "onsite"
    }
  ],
  "role": "back-end developer (MERN Stack)",
  "role_aliases": [
    "Backend Developer",
    "MERN Developer",
    "Software Engineer"
  ],
  "role_archetype": "Engineering",
  "roles_and_responsibilities": [
    {
      "bullet_count": 7,
      "heading": "Key Responsibilities",
      "heading_was_present": true,
      "source_marker": {
        "first_5_words": "\u2022 Design, develop, and maintain",
        "last_5_words": "in backend development, particularly in"
      },
      "text": "\u2022 Design, develop, and maintain efficient and reliable backend systems using the MERN stack.\n\u2022 Collaborate closely with front-end developers, architects, and product managers to translate business requirements into technical solutions.\n\u2022 Implement and maintain APIs for seamless data exchange between clients and servers.\n\u2022 Optimize application performance and scalability through proper design and coding practices.\n\u2022 Conduct code reviews and provide constructive feedback to ensure code quality and adherence to coding standards.\n\u2022 Troubleshoot and debug issues in a timely manner to ensure smooth operation of backend features.\n\u2022 Stay updated with emerging technologies and best practices in backend development, particularly in the MERN stack.",
      "word_count": 104
    }
  ],
  "urls": []
}
API 1 — extract-from-jd click to toggle
{
  "final_skills": [
    {
      "is_primary": true,
      "skill_name": "MERN Stack"
    },
    {
      "is_primary": true,
      "skill_name": "API"
    },
    {
      "is_primary": false,
      "skill_name": "Code Review"
    }
  ],
  "jd_role": {
    "display_name": "back-end developer (MERN Stack)",
    "rationale": null,
    "role_aliases": [
      "Backend Developer",
      "MERN Developer",
      "Software Engineer"
    ],
    "role_archetype": "Engineering",
    "slug": ""
  },
  "nano_parsed": {
    "JD_type": "pass",
    "about_company": {
      "source_marker": {
        "first_5_words": "Join our dynamic team at",
        "last_5_words": "building innovative applications."
      },
      "text": "Join our dynamic team at LogicGo Infotech, a leading IT firm dedicated to cutting-edge technology solutions. We are seeking an experienced back-end developer (MERN Stack) to join us in building innovative applications.",
      "word_count": 40
    },
    "certifications": [],
    "company_name": "LogicGo Infotech",
    "ctc": null,
    "domain": {
      "primary": {
        "aliases": [
          "ITES",
          "BPO"
        ],
        "domain": "IT Services \u0026 Consulting"
      },
      "secondary": null
    },
    "education": [
      {
        "level": "Bachelor\u0027s",
        "qualification": "BTECH/BE - Computer Science (or related)",
        "raw": "Bachelors degree in Computer Science, Engineering, or related field.",
        "requirement": "required"
      }
    ],
    "experience": {
      "max": 6,
      "min": 3,
      "raw": "3 to 6 Years"
    },
    "job_locations": [
      {
        "aliases": [
          "Surat, GJ"
        ],
        "city": "Surat",
        "country": "India",
        "state": "Gujarat",
        "work_mode": "onsite"
      }
    ],
    "role": "back-end developer (MERN Stack)",
    "role_aliases": [
      "Backend Developer",
      "MERN Developer",
      "Software Engineer"
    ],
    "role_archetype": "Engineering",
    "roles_and_responsibilities": [
      {
        "bullet_count": 7,
        "heading": "Key Responsibilities",
        "heading_was_present": true,
        "source_marker": {
          "first_5_words": "\u2022 Design, develop, and maintain",
          "last_5_words": "in backend development, particularly in"
        },
        "text": "\u2022 Design, develop, and maintain efficient and reliable backend systems using the MERN stack.\n\u2022 Collaborate closely with front-end developers, architects, and product managers to translate business requirements into technical solutions.\n\u2022 Implement and maintain APIs for seamless data exchange between clients and servers.\n\u2022 Optimize application performance and scalability through proper design and coding practices.\n\u2022 Conduct code reviews and provide constructive feedback to ensure code quality and adherence to coding standards.\n\u2022 Troubleshoot and debug issues in a timely manner to ensure smooth operation of backend features.\n\u2022 Stay updated with emerging technologies and best practices in backend development, particularly in the MERN stack.",
        "word_count": 104
      }
    ],
    "urls": []
  },
  "rejected": false,
  "rejection_reason": null,
  "run_id": "974b4e2f-9406-471c-80e6-ceaaff615180",
  "stage3_signals": {
    "alias_found": true,
    "alias_match_roles": [
      {
        "display_name": "Backend Developer",
        "kra_matches": null,
        "matched_count": null,
        "matched_skills": null,
        "role_id": 1,
        "score": 1.0,
        "slug": "backend-engineer",
        "total_count": null
      }
    ],
    "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": "Collaborate closely with front-end developers, architects, and product managers to translate business requirements into technical solutions.",
            "similarity": 0.7028
          },
          {
            "kra_text": "Optimizes application performance from database query efficiency through API response latency to frontend rendering speed and bundle size.",
            "sentence": "Optimize application performance and scalability through proper design and coding practices.",
            "similarity": 0.5993
          },
          {
            "kra_text": "Debugs full-stack issues that span frontend rendering, API behavior, database queries, and infrastructure configuration to identify root causes.",
            "sentence": "Troubleshoot and debug issues in a timely manner to ensure smooth operation of backend features.",
            "similarity": 0.5941
          }
        ],
        "matched_count": null,
        "matched_skills": null,
        "role_id": 15,
        "score": 0.632,
        "slug": "full-stack-engineer",
        "total_count": null
      },
      {
        "display_name": "Flutter Developer",
        "kra_matches": [
          {
            "kra_text": "collaborate with design, product, and backend teams",
            "sentence": "Collaborate closely with front-end developers, architects, and product managers to translate business requirements into technical solutions.",
            "similarity": 0.7146
          },
          {
            "kra_text": "optimize responsiveness and performance",
            "sentence": "Optimize application performance and scalability through proper design and coding practices.",
            "similarity": 0.625
          },
          {
            "kra_text": "collaborate with design, product, and backend teams",
            "sentence": "Design, develop, and maintain efficient and reliable backend systems using the MERN stack.",
            "similarity": 0.53
          }
        ],
        "matched_count": null,
        "matched_skills": null,
        "role_id": 74,
        "score": 0.6232,
        "slug": "flutter-developer",
        "total_count": null
      },
      {
        "display_name": "Frontend Developer",
        "kra_matches": [
          {
            "kra_text": "Optimizes web application performance through code splitting, lazy loading, tree shaking, bundle size reduction, and Core Web Vitals improvements.",
            "sentence": "Optimize application performance and scalability through proper design and coding practices.",
            "similarity": 0.5879
          },
          {
            "kra_text": "Collaborates with UX designers to refine interaction details, animations, responsive breakpoints, and micro-interaction behavior.",
            "sentence": "Collaborate closely with front-end developers, architects, and product managers to translate business requirements into technical solutions.",
            "similarity": 0.5811
          },
          {
            "kra_text": "Supports production releases by diagnosing cross-browser compatibility issues, investigating UI regressions, and resolving frontend performance degradation.",
            "sentence": "Troubleshoot and debug issues in a timely manner to ensure smooth operation of backend features.",
            "similarity": 0.5468
          }
        ],
        "matched_count": null,
        "matched_skills": null,
        "role_id": 7,
        "score": 0.5719,
        "slug": "frontend-engineer",
        "total_count": null
      },
      {
        "display_name": "React Native Developer",
        "kra_matches": [
          {
            "kra_text": "maintain code quality",
            "sentence": "Conduct code reviews and provide constructive feedback to ensure code quality and adherence to coding standards.",
            "similarity": 0.6723
          },
          {
            "kra_text": "integrate backend APIs",
            "sentence": "Implement and maintain APIs for seamless data exchange between clients and servers.",
            "similarity": 0.5417
          },
          {
            "kra_text": "maintain code quality",
            "sentence": "Optimize application performance and scalability through proper design and coding practices.",
            "similarity": 0.4935
          }
        ],
        "matched_count": null,
        "matched_skills": null,
        "role_id": 73,
        "score": 0.5692,
        "slug": "react-native-developer",
        "total_count": null
      },
      {
        "display_name": "Node.js Backend Developer",
        "kra_matches": [
          {
            "kra_text": "code review and refactoring",
            "sentence": "Conduct code reviews and provide constructive feedback to ensure code quality and adherence to coding standards.",
            "similarity": 0.6115
          },
          {
            "kra_text": "API design and request handling",
            "sentence": "Implement and maintain APIs for seamless data exchange between clients and servers.",
            "similarity": 0.5505
          },
          {
            "kra_text": "automated backend checks",
            "sentence": "Troubleshoot and debug issues in a timely manner to ensure smooth operation of backend features.",
            "similarity": 0.5285
          }
        ],
        "matched_count": null,
        "matched_skills": null,
        "role_id": 82,
        "score": 0.5635,
        "slug": "node-backend-developer",
        "total_count": null
      }
    ],
    "skill_match_roles": [
      {
        "display_name": "Fullstack Developer",
        "kra_matches": null,
        "matched_count": 1,
        "matched_skills": [
          "API"
        ],
        "role_id": 15,
        "score": 0.5,
        "slug": "full-stack-engineer",
        "total_count": 2
      },
      {
        "display_name": "Frontend Developer",
        "kra_matches": null,
        "matched_count": 1,
        "matched_skills": [
          "API"
        ],
        "role_id": 7,
        "score": 0.5,
        "slug": "frontend-engineer",
        "total_count": 2
      },
      {
        "display_name": "Web Developer",
        "kra_matches": null,
        "matched_count": 1,
        "matched_skills": [
          "API"
        ],
        "role_id": 25,
        "score": 0.5,
        "slug": "web-developer",
        "total_count": 2
      },
      {
        "display_name": "React Frontend Developer",
        "kra_matches": null,
        "matched_count": 1,
        "matched_skills": [
          "API"
        ],
        "role_id": 89,
        "score": 0.5,
        "slug": "react-frontend-developer",
        "total_count": 2
      },
      {
        "display_name": "Angular Frontend Developer",
        "kra_matches": null,
        "matched_count": 1,
        "matched_skills": [
          "API"
        ],
        "role_id": 90,
        "score": 0.5,
        "slug": "angular-frontend-developer",
        "total_count": 2
      }
    ]
  },
  "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 System Development",
      "API Development and Maintenance",
      "Performance and Scalability Optimization",
      "Code Quality and Review",
      "Troubleshooting and Debugging",
      "Cross-functional Collaboration"
    ],
    "matched_kras": [
      "Design, develop, and maintain efficient and reliable backend systems",
      "Collaborate closely with front-end developers, architects, and product managers",
      "Implement and maintain APIs for seamless data exchange",
      "Optimize application performance and scalability",
      "Conduct code reviews and provide constructive feedback",
      "Troubleshoot and debug issues in a timely manner"
    ],
    "matched_skills": [
      "MERN stack",
      "APIs",
      "code reviews",
      "debug",
      "backend development",
      "application performance",
      "scalability",
      "coding standards"
    ],
    "new_role_display_name": null,
    "new_role_slug": null,
    "queued": false,
    "reasoning": "Domain=Software Engineering \u2192 sub-role node-backend-developer; The JD is centered on designing, building, maintaining, and optimizing backend systems and APIs, which matches Backend Developer responsibilities best.",
    "sub_role": {
      "confidence": 0.98,
      "display_name": "Node.js Backend Developer",
      "reasoning": "The JD explicitly says MERN stack, which centers on Node.js for the backend, making Node.js the clearest match.",
      "role_id": 82,
      "slug": "node-backend-developer"
    }
  },
  "stage5_updates": {
    "centroid_n_after": 769,
    "centroid_updated": true,
    "collision_log_id": null,
    "new_kra_attached": {
      "best_kra_similarity": 0.0,
      "queue_id": 828,
      "r_and_r_preview": "\u2022 Design, develop, and maintain efficient and reliable backend systems using the MERN stack.\n\u2022 Collaborate closely with front-end developers, architects, and product managers to translate business req",
      "role_display_name": "Backend Developer",
      "role_slug": "backend-engineer",
      "status": "pending"
    },
    "new_skills_attached": [
      {
        "is_primary": true,
        "queue_id": 12219,
        "role_display_name": "Backend Developer",
        "role_slug": "backend-engineer",
        "skill_name": "MERN Stack",
        "status": "pending"
      }
    ],
    "queue_entry_id": null,
    "v3_pipeline_triggered": false,
    "v3_role_slug": null,
    "v3_run_id": null
  }
}
API 2 — extract-details
{
  "alias_matches": [
    {
      "alias_persist_skipped_reason": "alias_text already exists for this canonical skill",
      "alias_persisted": false,
      "existing_alias_id": 2514,
      "existing_alias_text": "API",
      "input_term": "API",
      "matched_canonical": {
        "category_id": 2,
        "display_name": "API",
        "id": 1568,
        "is_also_category": false,
        "is_extractable": true,
        "skill_nature": "CONCEPT",
        "slug": "api",
        "sub_category_id": 1174,
        "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": 864,
      "existing_alias_text": "Code Review",
      "input_term": "Code Review",
      "matched_canonical": {
        "category_id": 58,
        "display_name": "Code Review",
        "id": 516,
        "is_also_category": false,
        "is_extractable": true,
        "skill_nature": "PRACTICE",
        "slug": "code-review",
        "sub_category_id": 364,
        "typical_lifespan": "EVERGREEN",
        "volatility": "STABLE"
      },
      "matched_via": "alias"
    }
  ],
  "candidate_roles": [
    {
      "display_name": "Angular Frontend Developer",
      "id": 90,
      "rationale": null,
      "role_archetype": "Engineering",
      "slug": "angular-frontend-developer",
      "source": "db"
    },
    {
      "display_name": "Frontend Developer",
      "id": 7,
      "rationale": null,
      "role_archetype": null,
      "slug": "frontend-engineer",
      "source": "db"
    },
    {
      "display_name": "Fullstack Developer",
      "id": 15,
      "rationale": null,
      "role_archetype": null,
      "slug": "full-stack-engineer",
      "source": "db"
    },
    {
      "display_name": "React Frontend Developer",
      "id": 89,
      "rationale": null,
      "role_archetype": "Engineering",
      "slug": "react-frontend-developer",
      "source": "db"
    },
    {
      "display_name": "Svelte Frontend Developer",
      "id": 92,
      "rationale": null,
      "role_archetype": "Engineering",
      "slug": "svelte-frontend-developer",
      "source": "db"
    },
    {
      "display_name": "Vue Frontend Developer",
      "id": 91,
      "rationale": null,
      "role_archetype": "Engineering",
      "slug": "vue-frontend-developer",
      "source": "db"
    },
    {
      "display_name": "Web Developer",
      "id": 25,
      "rationale": null,
      "role_archetype": null,
      "slug": "web-developer",
      "source": "db"
    }
  ],
  "chosen_role": {
    "display_name": "Backend Developer",
    "id": 1,
    "rationale": "Domain=Software Engineering \u2192 sub-role node-backend-developer; The JD is centered on designing, building, maintaining, and optimizing backend systems and APIs, which matches Backend Developer responsibilities best.",
    "role_archetype": "A Backend Engineer designs, builds, and maintains the server-side logic and data handling that power applications and services. They focus on implementing reliable business functionality, integrating with other systems, and ensuring the backend is scalable, maintainable, and observable.",
    "slug": "backend-engineer",
    "source": "db"
  },
  "dimensions": [
    {
      "dimension": {
        "difficulty_hint": "well_known",
        "display_name": "API Integration and Data Fetching",
        "id": 127,
        "rationale": "Client-side integration with backend endpoints and third-party services, including request shaping, response handling, and synchronization with UI state. This is central to frontend work because most screens depend on remote data.",
        "slug": "api-integration-and-data-fetching",
        "source": "db"
      },
      "input_skill": "API",
      "llm_role": null,
      "roles_from_db": [
        {
          "display_name": "Angular Frontend Developer",
          "id": 90,
          "rationale": null,
          "role_archetype": "Engineering",
          "slug": "angular-frontend-developer",
          "source": "db"
        },
        {
          "display_name": "Frontend Developer",
          "id": 7,
          "rationale": null,
          "role_archetype": null,
          "slug": "frontend-engineer",
          "source": "db"
        },
        {
          "display_name": "Fullstack Developer",
          "id": 15,
          "rationale": null,
          "role_archetype": null,
          "slug": "full-stack-engineer",
          "source": "db"
        },
        {
          "display_name": "React Frontend Developer",
          "id": 89,
          "rationale": null,
          "role_archetype": "Engineering",
          "slug": "react-frontend-developer",
          "source": "db"
        },
        {
          "display_name": "Svelte Frontend Developer",
          "id": 92,
          "rationale": null,
          "role_archetype": "Engineering",
          "slug": "svelte-frontend-developer",
          "source": "db"
        },
        {
          "display_name": "Vue Frontend Developer",
          "id": 91,
          "rationale": null,
          "role_archetype": "Engineering",
          "slug": "vue-frontend-developer",
          "source": "db"
        },
        {
          "display_name": "Web Developer",
          "id": 25,
          "rationale": null,
          "role_archetype": null,
          "slug": "web-developer",
          "source": "db"
        }
      ]
    },
    {
      "dimension": {
        "difficulty_hint": "well_known",
        "display_name": "React Frontend Development",
        "id": 96,
        "rationale": "Building interactive web user interfaces with React.js, including component composition, state management, hooks, and rendering patterns. React.js belongs here because it is a core library for client-side UI development in modern web applications.",
        "slug": "d_init_01",
        "source": "db"
      },
      "input_skill": "Code Review",
      "llm_role": null,
      "roles_from_db": []
    }
  ],
  "input_final_skills": [
    "MERN Stack",
    "API",
    "Code Review"
  ],
  "input_llm_skills": [
    "MERN Stack",
    "API",
    "Code Review"
  ],
  "new_aliases_persisted": 0,
  "run_id": "974b4e2f-9406-471c-80e6-ceaaff615180",
  "skills_detail": [
    {
      "aliases_in_db": [],
      "canonical": null,
      "dimensions": [],
      "input_skill": "MERN Stack",
      "matched_via": null,
      "new_alias_persisted": false,
      "new_alias_text": null,
      "new_skill_meta": {
        "derived": {
          "category": "Web Frameworks",
          "skill_nature": "CONCEPT",
          "sub_category": "general",
          "typical_lifespan": "MULTI_YEAR",
          "version_strategy": "UNVERSIONED",
          "volatility": "MEDIUM"
        },
        "enrichment": null,
        "keep_log": [],
        "locked_dimensions": [],
        "merge_log": [],
        "placed": null,
        "relationships": null,
        "skill_id": "mern-stack",
        "split_log": [],
        "typed": null,
        "warnings": []
      },
      "source_tag": "llm",
      "was_in_llm_skills": true
    },
    {
      "aliases_in_db": [
        {
          "alias_text": "API",
          "alias_type": "CANONICAL",
          "id": 2514,
          "is_primary": false,
          "match_strategy": "CASE_INSENSITIVE"
        }
      ],
      "canonical": {
        "category_id": 2,
        "display_name": "API",
        "id": 1568,
        "is_also_category": false,
        "is_extractable": true,
        "skill_nature": "CONCEPT",
        "slug": "api",
        "sub_category_id": 1174,
        "typical_lifespan": "EVERGREEN",
        "volatility": "STABLE"
      },
      "dimensions": [
        {
          "dimension": {
            "difficulty_hint": "well_known",
            "display_name": "API Integration and Data Fetching",
            "id": 127,
            "rationale": "Client-side integration with backend endpoints and third-party services, including request shaping, response handling, and synchronization with UI state. This is central to frontend work because most screens depend on remote data.",
            "slug": "api-integration-and-data-fetching",
            "source": "db"
          },
          "input_skill": "API",
          "llm_role": null,
          "roles_from_db": [
            {
              "display_name": "Angular Frontend Developer",
              "id": 90,
              "rationale": null,
              "role_archetype": "Engineering",
              "slug": "angular-frontend-developer",
              "source": "db"
            },
            {
              "display_name": "Frontend Developer",
              "id": 7,
              "rationale": null,
              "role_archetype": null,
              "slug": "frontend-engineer",
              "source": "db"
            },
            {
              "display_name": "Fullstack Developer",
              "id": 15,
              "rationale": null,
              "role_archetype": null,
              "slug": "full-stack-engineer",
              "source": "db"
            },
            {
              "display_name": "React Frontend Developer",
              "id": 89,
              "rationale": null,
              "role_archetype": "Engineering",
              "slug": "react-frontend-developer",
              "source": "db"
            },
            {
              "display_name": "Svelte Frontend Developer",
              "id": 92,
              "rationale": null,
              "role_archetype": "Engineering",
              "slug": "svelte-frontend-developer",
              "source": "db"
            },
            {
              "display_name": "Vue Frontend Developer",
              "id": 91,
              "rationale": null,
              "role_archetype": "Engineering",
              "slug": "vue-frontend-developer",
              "source": "db"
            },
            {
              "display_name": "Web Developer",
              "id": 25,
              "rationale": null,
              "role_archetype": null,
              "slug": "web-developer",
              "source": "db"
            }
          ]
        }
      ],
      "input_skill": "API",
      "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": "Code Review",
          "alias_type": "CANONICAL",
          "id": 864,
          "is_primary": false,
          "match_strategy": "CASE_INSENSITIVE"
        }
      ],
      "canonical": {
        "category_id": 58,
        "display_name": "Code Review",
        "id": 516,
        "is_also_category": false,
        "is_extractable": true,
        "skill_nature": "PRACTICE",
        "slug": "code-review",
        "sub_category_id": 364,
        "typical_lifespan": "EVERGREEN",
        "volatility": "STABLE"
      },
      "dimensions": [
        {
          "dimension": {
            "difficulty_hint": "well_known",
            "display_name": "React Frontend Development",
            "id": 96,
            "rationale": "Building interactive web user interfaces with React.js, including component composition, state management, hooks, and rendering patterns. React.js belongs here because it is a core library for client-side UI development in modern web applications.",
            "slug": "d_init_01",
            "source": "db"
          },
          "input_skill": "Code Review",
          "llm_role": null,
          "roles_from_db": []
        }
      ],
      "input_skill": "Code Review",
      "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": [
    "MERN Stack"
  ]
}
API 3 — final-role-output
{
  "chosen_role": {
    "display_name": "Backend Developer",
    "id": 1,
    "rationale": "Domain=Software Engineering \u2192 sub-role node-backend-developer; The JD is centered on designing, building, maintaining, and optimizing backend systems and APIs, which matches Backend Developer responsibilities best.",
    "role_archetype": "A Backend Engineer designs, builds, and maintains the server-side logic and data handling that power applications and services. They focus on implementing reliable business functionality, integrating with other systems, and ensuring the backend is scalable, maintainable, and observable.",
    "slug": "backend-engineer",
    "source": "db"
  },
  "chosen_role_resolution": "in_db",
  "final_input_skills": [
    {
      "skill": "MERN Stack",
      "tag": "new"
    },
    {
      "skill": "API",
      "tag": "in_db"
    },
    {
      "skill": "Code Review",
      "tag": "in_db"
    }
  ],
  "llm_cost_api1_usd": null,
  "llm_cost_api2_usd": null,
  "llm_cost_api3_usd": null,
  "llm_cost_total_usd": null,
  "persistence": {
    "items": [
      {
        "chosen_role_id": 1,
        "dimension": {
          "difficulty_hint": "well_known",
          "display_name": "API Integration and Data Fetching",
          "id": 127,
          "rationale": "Client-side integration with backend endpoints and third-party services, including request shaping, response handling, and synchronization with UI state. This is central to frontend work because most screens depend on remote data.",
          "slug": "api-integration-and-data-fetching",
          "source": "db"
        },
        "dimension_id": 127,
        "input_skill": "API",
        "llm_role": null,
        "matched_chosen_role": false,
        "outcome_line": "Existing dimension (library) \u00b7 Role\u2194dimension skipped (dimension not under chosen role)",
        "role_dimension_saved": false,
        "roles_from_db": [
          {
            "display_name": "Angular Frontend Developer",
            "id": 90,
            "rationale": null,
            "role_archetype": "Engineering",
            "slug": "angular-frontend-developer",
            "source": "db"
          },
          {
            "display_name": "Frontend Developer",
            "id": 7,
            "rationale": null,
            "role_archetype": null,
            "slug": "frontend-engineer",
            "source": "db"
          },
          {
            "display_name": "Fullstack Developer",
            "id": 15,
            "rationale": null,
            "role_archetype": null,
            "slug": "full-stack-engineer",
            "source": "db"
          },
          {
            "display_name": "React Frontend Developer",
            "id": 89,
            "rationale": null,
            "role_archetype": "Engineering",
            "slug": "react-frontend-developer",
            "source": "db"
          },
          {
            "display_name": "Svelte Frontend Developer",
            "id": 92,
            "rationale": null,
            "role_archetype": "Engineering",
            "slug": "svelte-frontend-developer",
            "source": "db"
          },
          {
            "display_name": "Vue Frontend Developer",
            "id": 91,
            "rationale": null,
            "role_archetype": "Engineering",
            "slug": "vue-frontend-developer",
            "source": "db"
          },
          {
            "display_name": "Web Developer",
            "id": 25,
            "rationale": null,
            "role_archetype": null,
            "slug": "web-developer",
            "source": "db"
          }
        ],
        "skill_dimension_saved": true,
        "skill_id": 1568,
        "skill_tag": "in_db",
        "skipped_reason": null
      },
      {
        "chosen_role_id": 1,
        "dimension": {
          "difficulty_hint": "well_known",
          "display_name": "React Frontend Development",
          "id": 96,
          "rationale": "Building interactive web user interfaces with React.js, including component composition, state management, hooks, and rendering patterns. React.js belongs here because it is a core library for client-side UI development in modern web applications.",
          "slug": "d_init_01",
          "source": "db"
        },
        "dimension_id": 96,
        "input_skill": "Code Review",
        "llm_role": null,
        "matched_chosen_role": false,
        "outcome_line": "Existing dimension (library) \u00b7 Role\u2194dimension skipped (dimension not under chosen role)",
        "role_dimension_saved": false,
        "roles_from_db": [],
        "skill_dimension_saved": true,
        "skill_id": 516,
        "skill_tag": "in_db",
        "skipped_reason": null
      }
    ],
    "new_skills_created": 0,
    "role_dimension_saved": 0,
    "skill_dimension_saved": 0,
    "skipped": 0
  },
  "planner_output": null,
  "run_id": "974b4e2f-9406-471c-80e6-ceaaff615180"
}

LLM Calls

Every model call made for this run, in pipeline order. Click a card to see the model's response.

Loading…