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Pipeline run

7704ed60-d1de-40ad-8a86-e185920d6e8e

Pipeline LLM cost (USD)
API 1: $0.0031 API 2: $0.0002 API 3: $0.0000 Total: $0.0033

Client output enrichment

v2 Skill cluster · Nature of work · AI index · Tech stack maturity · Evidence · KRA description
Nature of work · Middleware / Infrastructure Operations
Own and coordinate middleware infrastructure upgrades and DR tests, define standards/best practices, and mentor less experienced associates while handling high-complexity issues and prioritizing time-sensitive work.
"Plans/Coordinates DR test for supported managed middleware products"
Tech stack maturity
Mainstream Legacy
Infrastructure engineering with a primary focus on middleware typically aligns with established enterprise systems and integration layers that are common in legacy or long-running on-prem environments.
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 (6)
Middleware Infrastructure Upgrades Disaster Recovery Networking Operations
Skill cluster (2 dimension groups, role-scoped)
Web Service Frameworks
Middleware
Cross-cutting / unaligned
Infrastructure Upgrades Disaster Recovery Networking Operations
Show KRA description ↓
Consistently provides proven, formal mentorship High complexity assignments - owner Moderate complexity assignments - owner (1 or >) Low complexity assignments - provide oversight/review Regularly lead self and others and/or established as Product SME and/or established as specialist Understands How Whole Picture Aligns To Overall Ensono Strategy Resolve issues, manage workload and balance priorities through frequent interruptions while meeting specific, time-sensitive deadlines Mentors Others With Less Experience Defines standards and best practices for managing supported managed middleware products Plans/Coordinates DR test for supported managed middleware products Plans/Coordinates upgrades for supported managed middleware products Identifies/schedules available training for appropriate managed middleware products Participates in establishments of managed middleware product guidelines, policies & audit procedures Execute the roll out of complex upgrades Understand external events that may impact applications or systems (networking, operations, etc.) Define the process for regular occurring supported middleware infrastructure upgrades This position does not have direct reports but may mentor less experienced associates in the role.

Signals

Skill full-stack-engineer
0.25
Alias devops-engineer
1.00
KRA magento-dev
0.47
Status: completed Created: 2026-05-27T17:38:17.245906Z Updated: 2026-05-27T17:38:51.434945Z API 3 duration: 2327 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

Infrastructure Engineer

CASE A

slug: infrastructure-engineer · id: 178 · source: db

Multi-alias tie (3 roles at 1.0) resolved by TIER_B_TITLE: Infrastructure Engineer

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
1
Skipped

Job description

Job Role Summary

Middleware Infrastructure Engineers ensure the stability, integrity, and efficient operation of web and application server tiers. This is achieved by monitoring, maintaining, supporting, and optimizing all web and application servers assigned. The Middleware Infrastructure Engineer will apply proven communication, analytical, and problem-solving skills to help identify, communicate, and resolve issues in order to maximize the benefit of IT systems.

Duties And Responsibilities

Consistently provides proven, formal mentorship

High complexity assignments - owner

Moderate complexity assignments - owner (1 or >)

Low complexity assignments - provide oversight/review

Regularly lead self and others and/or established as Product SME and/or established as specialist

Understands How Whole Picture Aligns To Overall Ensono Strategy

Resolve issues, manage workload and balance priorities through frequent interruptions while meeting specific, time-sensitive deadlines

Mentors Others With Less Experience

Defines standards and best practices for managing supported managed middleware products

Plans/Coordinates DR test for supported managed middleware products

Plans/Coordinates upgrades for supported managed middleware products

Identifies/schedules available training for appropriate managed middleware products

Participates in establishments of managed middleware product guidelines, policies & audit procedures

Execute the roll out of complex upgrades

Understand external events that may impact applications or systems (networking, operations, etc.)

Define the process for regular occurring supported middleware infrastructure upgrades

Supervisory Responsibilities

This position does not have direct reports but may mentor less experienced associates in the role.

RECRUITING INFORMATION

Specific hiring needs may vary by location, industry, client, internal department and other business related factors. The qualifications section lists examples that may be used as guidance when populating required and preferred skills sections of recruiting requisitions / job postings.

Qualifications

Required

Typically requires a minimum of 7 years of related experience with a Bachelor's degree; or 6 years and a Master's degree; or a PhD with 3 years experience; or equivalent work experience

Preferred

Detailed knowledge of Ensono products.

Certified in one or more web or application server technologies.

Strong understanding of multiple operating systems, web servers and application servers. Capable of troubleshooting complex web/application server problems.

Travel %

10%

Skills from this JD

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

Middleware Primary Library skill API 3: existing canonical (in_db) Existing skill (matched library)
Canonical: middleware id=2408 · middleware

Aliases — catalog

  • middleware (CANONICAL) primary

Context tags (catalog)

API Gateway RESTful services application integration application server asynchronous processing authentication caching caching strategies data integration data transformation enterprise service bus error handling event-driven event-driven architecture integration layer interoperability load balancing logging message broker message queue message queuing microservices middleware architecture middleware frameworks middleware patterns request handling security middleware service mesh service orchestration transaction management

Stored enrichment (catalog DB)

Category
Concept
Sub-category
Request Middleware
Confidence
0.70
Version strategy
NOT_APPLICABLE

Maturity reasoning: Request middleware is a standard pattern in major web frameworks (Express, Django, ASP.NET Core) and appears routinely in job descriptions for backend/API roles; it’s a common hiring-pipeline expectation rather than a niche specialty.

Skill profile (library / DB)

Skill nature
CONCEPT
Volatility
STABLE
Typical lifespan
EVERGREEN
Category id
2
Sub-category id
3510
Extractable
True
Also category
False

Dimensions (API 2 worklist)

  • ASP.NET Core Web Frameworks Catalog dimension db id 363

    Library dimension (catalog)

    Roles linked in library: .NET Backend Developer

  • HTTP Request Handling Catalog dimension db id 410

    Library dimension (catalog)

    Roles linked in library: PHP Backend Developer

  • HTTP Services and Routing Catalog dimension db id 368

    Library dimension (catalog)

    Roles linked in library: Go Backend Developer

  • 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
ASP.NET Core Web Frameworks
asp-net-core-web-frameworks
Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
HTTP Request Handling
http-request-handling
Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
HTTP Services and Routing
http-services-and-routing
Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
Web Application Frameworks
web-application-frameworks
Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
Web Service Frameworks
web-service-frameworks
Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
Infrastructure 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
Infrastructure Tools
Sub-category
general
Skill nature
CONCEPT
Volatility
MEDIUM
Typical lifespan
MULTI_YEAR
Version strategy
UNVERSIONED
Upgrades Primary Library skill API 3: existing canonical (in_db) Existing skill (matched library)
Canonical: major upgrades id=3184 · major-upgrades

Aliases — catalog

  • major upgrades (CANONICAL) primary

Context tags (catalog)

backward compatibility change management deployment pipeline documentation standards impact analysis migration strategy performance benchmarks release management risk assessment rollback staging environment testing framework upgrade path user acceptance testing version control

Stored enrichment (catalog DB)

Category
Methodology
Sub-category
Software Upgrade Process
Confidence
0.84
Version strategy
NOT_APPLICABLE

Maturity reasoning: Major upgrades are a standard software release practice; job descriptions for platform/SRE/release engineering commonly mention upgrade planning, version migrations, and rollback strategy across databases, frameworks, and cloud services.

Skill profile (library / DB)

Skill nature
METHODOLOGY
Volatility
STABLE
Typical lifespan
EVERGREEN
Category id
8
Sub-category id
2443
Extractable
True
Also category
False

Dimensions (API 2 worklist)

  • Drupal Upgrade and Patch Management Catalog dimension db id 357

    Library dimension (catalog)

    Roles linked in library: Drupal Dev

API 3 link attempts (this skill)

Dimension Skill↔dim Role↔dim Outcome
Drupal Upgrade and Patch Management
drupal-upgrade-and-patch-management
Skipped — no persistable v3 meta for new skill
skill_not_in_db_v3_proposed
Disaster Recovery 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
Infrastructure Tools
Sub-category
general
Skill nature
PRACTICE
Volatility
MEDIUM
Typical lifespan
MULTI_YEAR
Version strategy
UNVERSIONED
Networking Secondary New / orchestrated API 3: new canonical path (new) New / unmatched skill (orchestrated in API 2)

Skill enrichment (orchestrator / LLM)

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

Derived legacy fields
Category
Networking
Sub-category
general
Skill nature
CONCEPT
Volatility
MEDIUM
Typical lifespan
MULTI_YEAR
Version strategy
UNVERSIONED
Operations Secondary New / orchestrated API 3: new canonical path (new) New / unmatched skill (orchestrated in API 2)

Skill enrichment (orchestrator / LLM)

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

Derived legacy fields
Category
Operations
Sub-category
general
Skill nature
PRACTICE
Volatility
MEDIUM
Typical lifespan
MULTI_YEAR
Version strategy
UNVERSIONED

All API 3 persistence rows

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

Skill Tag Dimension Skill↔dim Role↔dim Outcome Notes
Middleware in_db
ASP.NET Core Web Frameworks
asp-net-core-web-frameworks
Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
Middleware in_db
HTTP Request Handling
http-request-handling
Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
Middleware in_db
HTTP Services and Routing
http-services-and-routing
Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
Middleware in_db
Web Application Frameworks
web-application-frameworks
Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
Middleware in_db
Web Service Frameworks
web-service-frameworks
Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role)
Upgrades new
Drupal Upgrade and Patch Management
drupal-upgrade-and-patch-management
Skipped — no persistable v3 meta for new skill skill_not_in_db_v3_proposed

Library artifacts (this run)

Kind Detail DB id
canonical_skill_proposed Infrastructure | type=Infrastructure Tools subtype=general nature=CONCEPT lifespan=MULTI_YEAR
canonical_skill_proposed Disaster Recovery | type=Infrastructure Tools subtype=general nature=PRACTICE lifespan=MULTI_YEAR
canonical_skill_proposed Networking | type=Networking subtype=general nature=CONCEPT lifespan=MULTI_YEAR
canonical_skill_proposed Operations | type=Operations subtype=general nature=PRACTICE lifespan=MULTI_YEAR
dimension_skill_link_proposed Upgrades ↔ Drupal Upgrade and Patch Management
nano JD Parser — gpt-4.1-nano click to toggle
RoleMiddleware Infrastructure Engineer
CompanyEnsono
ExperienceTypically requires a minimum of 7 years of related experience with a Bachelor's degree; or 6 years and a Master's degree; or a PhD with 3 years experience; or equivalent work experience
DomainIT Services & Consulting
JD type pass

Certifications

Certified in one or more web or application server technologies
Show raw JSON
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  "about_company": null,
  "certifications": [
    "Certified in one or more web or application server technologies"
  ],
  "company_name": "Ensono",
  "ctc": null,
  "domain": {
    "primary": {
      "aliases": [
        "ITES",
        "BPO"
      ],
      "domain": "IT Services \u0026 Consulting"
    },
    "secondary": null
  },
  "education": [
    {
      "level": "Bachelor\u0027s",
      "qualification": "BTECH/BE/BSC - Any Discipline",
      "raw": "Typically requires a minimum of 7 years of related experience with a Bachelor\u0027s degree; or 6 years and a Master\u0027s degree; or a PhD with 3 years experience; or equivalent work experience",
      "requirement": "required"
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  "experience": {
    "max": null,
    "min": 6,
    "raw": "Typically requires a minimum of 7 years of related experience with a Bachelor\u0027s degree; or 6 years and a Master\u0027s degree; or a PhD with 3 years experience; or equivalent work experience"
  },
  "job_locations": [],
  "role": "Middleware Infrastructure Engineer",
  "role_aliases": [
    "Middleware Engineer",
    "Infrastructure Engineer"
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  "role_archetype": "Engineering",
  "roles_and_responsibilities": [
    {
      "bullet_count": 13,
      "heading": "Duties And Responsibilities",
      "heading_was_present": true,
      "source_marker": {
        "first_5_words": "Consistently provides proven, formal mentorship",
        "last_5_words": "supported middleware infrastructure upgrades"
      },
      "text": "Consistently provides proven, formal mentorship\nHigh complexity assignments - owner\nModerate complexity assignments - owner (1 or \u003e)\nLow complexity assignments - provide oversight/review\nRegularly lead self and others and/or established as Product SME and/or established as specialist\nUnderstands How Whole Picture Aligns To Overall Ensono Strategy\nResolve issues, manage workload and balance priorities through frequent interruptions while meeting specific, time-sensitive deadlines\nMentors Others With Less Experience\nDefines standards and best practices for managing supported managed middleware products\nPlans/Coordinates DR test for supported managed middleware products\nPlans/Coordinates upgrades for supported managed middleware products\nIdentifies/schedules available training for appropriate managed middleware products\nParticipates in establishments of managed middleware product guidelines, policies \u0026 audit procedures\nExecute the roll out of complex upgrades\nUnderstand external events that may impact applications or systems (networking, operations, etc.)\nDefine the process for regular occurring supported middleware infrastructure upgrades",
      "word_count": 169
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  "urls": []
}
API 1 — extract-from-jd click to toggle
{
  "final_skills": [
    {
      "is_primary": true,
      "skill_name": "Middleware"
    },
    {
      "is_primary": true,
      "skill_name": "Infrastructure"
    },
    {
      "is_primary": true,
      "skill_name": "Upgrades"
    },
    {
      "is_primary": true,
      "skill_name": "Disaster Recovery"
    },
    {
      "is_primary": false,
      "skill_name": "Networking"
    },
    {
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      "skill_name": "Operations"
    }
  ],
  "jd_role": {
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    "role_aliases": [
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  "nano_parsed": {
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    "experience": {
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    "job_locations": [],
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    "role_aliases": [
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    "role_archetype": "Engineering",
    "roles_and_responsibilities": [
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        "bullet_count": 0,
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  "rejected": false,
  "rejection_reason": null,
  "run_id": "7704ed60-d1de-40ad-8a86-e185920d6e8e",
  "stage3_signals": {
    "alias_found": true,
    "alias_match_roles": [
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        "matched_skills": null,
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    "kra_match_roles": [
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        "display_name": "Magento Dev",
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            "kra_text": "upgrade-safe customization maintenance",
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            "sentence": "Defines standards and best practices for managing supported managed middleware products",
            "similarity": 0.4667
          },
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            "similarity": 0.4256
          }
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        "total_count": null
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        "total_count": null
      },
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            "sentence": "Defines standards and best practices for managing supported managed middleware products",
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            "sentence": "Participates in establishments of managed middleware product guidelines, policies \u0026 audit procedures",
            "similarity": 0.4642
          },
          {
            "kra_text": "Assesses security risk and compliance posture of new cloud services, third-party SaaS integrations, and infrastructure architecture changes.",
            "sentence": "Understand external events that may impact applications or systems (networking, operations, etc. )",
            "similarity": 0.4225
          }
        ],
        "matched_count": null,
        "matched_skills": null,
        "role_id": 23,
        "score": 0.4539,
        "slug": "cloud-security-engineer",
        "total_count": null
      }
    ],
    "skill_match_roles": [
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        "display_name": "Fullstack Developer",
        "kra_matches": null,
        "matched_count": 1,
        "matched_skills": [
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        "role_id": 1,
        "score": 0.25,
        "slug": "backend-engineer",
        "total_count": 4
      }
    ]
  },
  "stage4_decision": {
    "alias_collision_detected": true,
    "case": "A",
    "chosen_role": {
      "display_name": "Infrastructure Engineer",
      "kra_matches": null,
      "matched_count": null,
      "matched_skills": null,
      "role_id": 178,
      "score": 1.0,
      "slug": "infrastructure-engineer",
      "total_count": null
    },
    "confidence": 0.95,
    "is_new_role": false,
    "llm2_fired": false,
    "llm2_reasoning": null,
    "matched_dimensions": [],
    "matched_kras": [],
    "matched_skills": [],
    "new_role_display_name": null,
    "new_role_slug": null,
    "queued": false,
    "reasoning": "Multi-alias tie (3 roles at 1.0) resolved by TIER_B_TITLE: Infrastructure Engineer",
    "sub_role": null
  },
  "stage5_updates": 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": 3713,
      "existing_alias_text": "middleware",
      "input_term": "Middleware",
      "matched_canonical": {
        "category_id": 2,
        "display_name": "middleware",
        "id": 2408,
        "is_also_category": false,
        "is_extractable": true,
        "skill_nature": "CONCEPT",
        "slug": "middleware",
        "sub_category_id": 3510,
        "typical_lifespan": "EVERGREEN",
        "volatility": "STABLE"
      },
      "matched_via": "alias"
    },
    {
      "alias_persist_skipped_reason": "TODO: REMOVE AFTER TESTING \u2014 alias DB write disabled",
      "alias_persisted": false,
      "existing_alias_id": 4672,
      "existing_alias_text": "major upgrades",
      "input_term": "Upgrades",
      "matched_canonical": {
        "category_id": 8,
        "display_name": "major upgrades",
        "id": 3184,
        "is_also_category": false,
        "is_extractable": true,
        "skill_nature": "METHODOLOGY",
        "slug": "major-upgrades",
        "sub_category_id": 2443,
        "typical_lifespan": "EVERGREEN",
        "volatility": "STABLE"
      },
      "matched_via": "embedding_alias"
    }
  ],
  "candidate_roles": [
    {
      "display_name": ".NET Backend Developer",
      "id": 83,
      "rationale": null,
      "role_archetype": "Engineering",
      "slug": "dotnet-backend-developer",
      "source": "db"
    },
    {
      "display_name": "PHP Backend Developer",
      "id": 86,
      "rationale": null,
      "role_archetype": "Engineering",
      "slug": "php-backend-developer",
      "source": "db"
    },
    {
      "display_name": "Go Backend Developer",
      "id": 81,
      "rationale": null,
      "role_archetype": "Engineering",
      "slug": "go-backend-developer",
      "source": "db"
    },
    {
      "display_name": "Backend Developer",
      "id": 1,
      "rationale": null,
      "role_archetype": "A Backend Engineer designs, builds, and maintains the server-side logic and data handling that power applications and services. They focus on implementing reliable business functionality, integrating with other systems, and ensuring the backend is scalable, maintainable, and observable.",
      "slug": "backend-engineer",
      "source": "db"
    },
    {
      "display_name": "Fullstack Developer",
      "id": 15,
      "rationale": null,
      "role_archetype": null,
      "slug": "full-stack-engineer",
      "source": "db"
    },
    {
      "display_name": "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": "Python Backend Developer",
      "id": 80,
      "rationale": null,
      "role_archetype": "Engineering",
      "slug": "python-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": "Drupal Dev",
      "id": 228,
      "rationale": null,
      "role_archetype": "Engineering",
      "slug": "drupal-dev",
      "source": "db"
    }
  ],
  "chosen_role": {
    "display_name": "Infrastructure Engineer",
    "id": 178,
    "rationale": "Multi-alias tie (3 roles at 1.0) resolved by TIER_B_TITLE: Infrastructure Engineer",
    "role_archetype": null,
    "slug": "infrastructure-engineer",
    "source": "db"
  },
  "dimensions": [
    {
      "dimension": {
        "difficulty_hint": "well_known",
        "display_name": "ASP.NET Core Web Frameworks",
        "id": 363,
        "rationale": "Server-side web frameworks and hosting models used to build HTTP APIs, middleware, filters, and request pipelines. This cluster is coherent because it defines how backend services receive, process, and return requests.",
        "slug": "asp-net-core-web-frameworks",
        "source": "db"
      },
      "input_skill": "Middleware",
      "llm_role": null,
      "roles_from_db": [
        {
          "display_name": ".NET Backend Developer",
          "id": 83,
          "rationale": null,
          "role_archetype": "Engineering",
          "slug": "dotnet-backend-developer",
          "source": "db"
        }
      ]
    },
    {
      "dimension": {
        "difficulty_hint": "well_known",
        "display_name": "HTTP Request Handling",
        "id": 410,
        "rationale": "How PHP services receive, route, validate, and respond to HTTP traffic. This includes endpoint wiring, middleware flow, request/response objects, and controller behavior.",
        "slug": "http-request-handling",
        "source": "db"
      },
      "input_skill": "Middleware",
      "llm_role": null,
      "roles_from_db": [
        {
          "display_name": "PHP Backend Developer",
          "id": 86,
          "rationale": null,
          "role_archetype": "Engineering",
          "slug": "php-backend-developer",
          "source": "db"
        }
      ]
    },
    {
      "dimension": {
        "difficulty_hint": "well_known",
        "display_name": "HTTP Services and Routing",
        "id": 368,
        "rationale": "Server-side request handling for Go services, including routing, middleware, handlers, and response composition. This cluster is coherent because it covers the entrypoint layer where requests are validated, dispatched, and translated into service actions.",
        "slug": "http-services-and-routing",
        "source": "db"
      },
      "input_skill": "Middleware",
      "llm_role": null,
      "roles_from_db": [
        {
          "display_name": "Go Backend Developer",
          "id": 81,
          "rationale": null,
          "role_archetype": "Engineering",
          "slug": "go-backend-developer",
          "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": "Middleware",
      "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": "Middleware",
      "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"
        }
      ]
    },
    {
      "dimension": {
        "difficulty_hint": "well_known",
        "display_name": "Drupal Upgrade and Patch Management",
        "id": 357,
        "rationale": "Applying Drupal core and contributed-module updates safely across environments. This cluster is coherent because maintaining a Drupal site requires ongoing compatibility work, security patching, and upgrade planning.",
        "slug": "drupal-upgrade-and-patch-management",
        "source": "db"
      },
      "input_skill": "Upgrades",
      "llm_role": null,
      "roles_from_db": [
        {
          "display_name": "Drupal Dev",
          "id": 228,
          "rationale": null,
          "role_archetype": "Engineering",
          "slug": "drupal-dev",
          "source": "db"
        }
      ]
    }
  ],
  "input_final_skills": [
    "Middleware",
    "Infrastructure",
    "Upgrades",
    "Disaster Recovery",
    "Networking",
    "Operations"
  ],
  "input_llm_skills": [
    "Middleware",
    "Infrastructure",
    "Upgrades",
    "Disaster Recovery",
    "Networking",
    "Operations"
  ],
  "new_aliases_persisted": 0,
  "run_id": "7704ed60-d1de-40ad-8a86-e185920d6e8e",
  "skills_detail": [
    {
      "aliases_in_db": [
        {
          "alias_text": "middleware",
          "alias_type": "CANONICAL",
          "id": 3713,
          "is_primary": true,
          "match_strategy": "CASE_INSENSITIVE"
        }
      ],
      "canonical": {
        "category_id": 2,
        "display_name": "middleware",
        "id": 2408,
        "is_also_category": false,
        "is_extractable": true,
        "skill_nature": "CONCEPT",
        "slug": "middleware",
        "sub_category_id": 3510,
        "typical_lifespan": "EVERGREEN",
        "volatility": "STABLE"
      },
      "dimensions": [
        {
          "dimension": {
            "difficulty_hint": "well_known",
            "display_name": "ASP.NET Core Web Frameworks",
            "id": 363,
            "rationale": "Server-side web frameworks and hosting models used to build HTTP APIs, middleware, filters, and request pipelines. This cluster is coherent because it defines how backend services receive, process, and return requests.",
            "slug": "asp-net-core-web-frameworks",
            "source": "db"
          },
          "input_skill": "Middleware",
          "llm_role": null,
          "roles_from_db": [
            {
              "display_name": ".NET Backend Developer",
              "id": 83,
              "rationale": null,
              "role_archetype": "Engineering",
              "slug": "dotnet-backend-developer",
              "source": "db"
            }
          ]
        },
        {
          "dimension": {
            "difficulty_hint": "well_known",
            "display_name": "HTTP Request Handling",
            "id": 410,
            "rationale": "How PHP services receive, route, validate, and respond to HTTP traffic. This includes endpoint wiring, middleware flow, request/response objects, and controller behavior.",
            "slug": "http-request-handling",
            "source": "db"
          },
          "input_skill": "Middleware",
          "llm_role": null,
          "roles_from_db": [
            {
              "display_name": "PHP Backend Developer",
              "id": 86,
              "rationale": null,
              "role_archetype": "Engineering",
              "slug": "php-backend-developer",
              "source": "db"
            }
          ]
        },
        {
          "dimension": {
            "difficulty_hint": "well_known",
            "display_name": "HTTP Services and Routing",
            "id": 368,
            "rationale": "Server-side request handling for Go services, including routing, middleware, handlers, and response composition. This cluster is coherent because it covers the entrypoint layer where requests are validated, dispatched, and translated into service actions.",
            "slug": "http-services-and-routing",
            "source": "db"
          },
          "input_skill": "Middleware",
          "llm_role": null,
          "roles_from_db": [
            {
              "display_name": "Go Backend Developer",
              "id": 81,
              "rationale": null,
              "role_archetype": "Engineering",
              "slug": "go-backend-developer",
              "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": "Middleware",
          "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": "Middleware",
          "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": "Middleware",
      "matched_via": "alias",
      "new_alias_persisted": false,
      "new_alias_text": null,
      "new_skill_meta": null,
      "source_tag": "db",
      "was_in_llm_skills": true
    },
    {
      "aliases_in_db": [],
      "canonical": null,
      "dimensions": [],
      "input_skill": "Infrastructure",
      "matched_via": null,
      "new_alias_persisted": false,
      "new_alias_text": null,
      "new_skill_meta": {
        "derived": {
          "category": "Infrastructure Tools",
          "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": "infrastructure",
        "split_log": [],
        "typed": null,
        "warnings": []
      },
      "source_tag": "llm",
      "was_in_llm_skills": true
    },
    {
      "aliases_in_db": [
        {
          "alias_text": "major upgrades",
          "alias_type": "CANONICAL",
          "id": 4672,
          "is_primary": true,
          "match_strategy": "CASE_INSENSITIVE"
        }
      ],
      "canonical": {
        "category_id": 8,
        "display_name": "major upgrades",
        "id": 3184,
        "is_also_category": false,
        "is_extractable": true,
        "skill_nature": "METHODOLOGY",
        "slug": "major-upgrades",
        "sub_category_id": 2443,
        "typical_lifespan": "EVERGREEN",
        "volatility": "STABLE"
      },
      "dimensions": [
        {
          "dimension": {
            "difficulty_hint": "well_known",
            "display_name": "Drupal Upgrade and Patch Management",
            "id": 357,
            "rationale": "Applying Drupal core and contributed-module updates safely across environments. This cluster is coherent because maintaining a Drupal site requires ongoing compatibility work, security patching, and upgrade planning.",
            "slug": "drupal-upgrade-and-patch-management",
            "source": "db"
          },
          "input_skill": "Upgrades",
          "llm_role": null,
          "roles_from_db": [
            {
              "display_name": "Drupal Dev",
              "id": 228,
              "rationale": null,
              "role_archetype": "Engineering",
              "slug": "drupal-dev",
              "source": "db"
            }
          ]
        }
      ],
      "input_skill": "Upgrades",
      "matched_via": "embedding_alias",
      "new_alias_persisted": false,
      "new_alias_text": null,
      "new_skill_meta": null,
      "source_tag": "db",
      "was_in_llm_skills": true
    },
    {
      "aliases_in_db": [],
      "canonical": null,
      "dimensions": [],
      "input_skill": "Disaster Recovery",
      "matched_via": null,
      "new_alias_persisted": false,
      "new_alias_text": null,
      "new_skill_meta": {
        "derived": {
          "category": "Infrastructure Tools",
          "skill_nature": "PRACTICE",
          "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": "disaster-recovery",
        "split_log": [],
        "typed": null,
        "warnings": []
      },
      "source_tag": "llm",
      "was_in_llm_skills": true
    },
    {
      "aliases_in_db": [],
      "canonical": null,
      "dimensions": [],
      "input_skill": "Networking",
      "matched_via": null,
      "new_alias_persisted": false,
      "new_alias_text": null,
      "new_skill_meta": {
        "derived": {
          "category": "Networking",
          "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": "networking",
        "split_log": [],
        "typed": null,
        "warnings": []
      },
      "source_tag": "llm",
      "was_in_llm_skills": true
    },
    {
      "aliases_in_db": [],
      "canonical": null,
      "dimensions": [],
      "input_skill": "Operations",
      "matched_via": null,
      "new_alias_persisted": false,
      "new_alias_text": null,
      "new_skill_meta": {
        "derived": {
          "category": "Operations",
          "skill_nature": "PRACTICE",
          "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": "operations",
        "split_log": [],
        "typed": null,
        "warnings": []
      },
      "source_tag": "llm",
      "was_in_llm_skills": true
    }
  ],
  "unmatched_skills": [
    "Infrastructure",
    "Disaster Recovery",
    "Networking",
    "Operations"
  ]
}
API 3 — final-role-output
{
  "chosen_role": {
    "display_name": "Infrastructure Engineer",
    "id": 178,
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