Pipeline run
d6cc9b6a-50df-4753-b5c6-9e129a18a090
Client output enrichment
v2 Skill cluster · Nature of work · AI index · Tech stack maturity · Evidence · KRA descriptionvocab breakdown (legacy)
Signals
Post-classification
Captured for admin review
As an Application Developer / Data Engineer you will work with application owners, developers, QA, project managers, Support teams and end users. Lead proof-of-concept and pilot implementations to dem…
1 POST /skills/extract-from-jd
2 POST /skills/extract-details
3 POST /skills/final-role-output
Backend Developer
domain · Software Engineering CASE DOMAINslug: backend-engineer · id: 1 · source: db
Domain=Software Engineering; The JD centers on application development, data/system integration, code reviews, debugging, technical mentoring, and production support, which aligns best with a backend/application engineer role.
Matched skills
Matched dimensions
Matched KRAs
Resolution:
in_db
— role exists in library; skill↔dim and role↔dim links saved when applicable.
Job description
Summary At Apple, great ideas have a way of becoming great products, services, and customer experiences very quickly. A job at Apple is unlike any you’ve ever had. You will be inspired and you will be challenged. Bring passion and dedication to your job, and there is no telling what you could accomplish! We seek an Application engineer to be part of the team that builds top-notch business applications for World’s leader in Supply Chain, Apple Inc. As a part of IS&T SCI team, you will play a pivot role in building end-to-end , best-in-class software solutions for Apple Supply Chain needs varying from Supply Planning, Demand Planning, Product distribution and so on. You will partner with various internal customers to define and implement solutions that optimize our internal business processes. Key Qualifications A strong foundation in Computer Science fundamentals with excellent problem solving skills, deep knowledge of data structures and object oriented design and development paradigms 8+ years of relevant experience in enterprise level application development using advanced Oracle database technologies. Experience in Application database design/architecture (Oracle/no-sql/graph databases) Thorough knowledge on UNIX/Linux platforms. Scripting experience with Shell, XML , JSON, Advanced SQLs, Oracle PL/SQLs Hands on Experience with large volume databases for both OLTP and OLAP environment. Programming experience Python, Pandas Data frames, sqlalchemy, numpy etc preferred In depth Python programming experience in building high scale enterprise level Application, specialized in queues/multiprocessing/multithreading preferred Experience with REDIS data store, any in-memory data structure platforms Experience in building Django / Flask / wildfly Java based App server Good experience in consuming or exposing web services (i.e. SOAP, REST) Experience in developing applications for Supply Chain business domain. Proven ability in supporting the expansion and maintenance of various Oracle database based solutions. Ability to successfully manage and collaborate with contractors Experience in several full system implementation life-cycles (Analyze, Design, Build, Test, Implement, Support). Ability to multi-task ,work independently with minimal supervision; Excellent verbal and written communication skills Comfortable working in a multi-discipline, geographically dispersed team. Description As an Application Developer / Data Engineer you will work with application owners, developers, QA, project managers, Support teams and end users. Lead proof-of-concept and pilot implementations to demonstrate new ideas or illustrate the use of new technologies and how to apply it into our systems. • Strive for top quality results and continuously look for ways to improve and enhance system reliability, performance, and security. • Able to perform regular design and code reviews and participate in debugging and coding to resolve issues. Provide technical guidance and mentoring to a small team of software engineers; Develop critical system components as well as take bottom line for team’s timely deliverables quality and performance • Demonstrate solid understanding of information management, data modeling, system integration, development methodologies (including unit testing) and web technologies. • Participate in architectural design meetings for data/system integration projects • Team lead experience is a plus. Occasionally will need to handle Application Production (warranty) support. • Work with highly leveraged outsourcing model Education & Experience B.S / M.S in Computer Science or equivalent degree Role Number: 200195052
Skills from this JD
Each row merges API 1 extraction, API 2 library match / v3 orchestration (dimensions + locked dims), and API 3 persistence tags.
Skill enrichment (orchestrator / LLM)
No Stage 7 enrichment blob on this skill (orchestrator skipped enrichment).
- Category
- Data Engineering Tools
- Sub-category
- general
- Skill nature
- CONCEPT
- Volatility
- MEDIUM
- Typical lifespan
- MULTI_YEAR
- Version strategy
- UNVERSIONED
Aliases — catalog
- domain modeling (CANONICAL) primary
- Domain Modeling (CANONICAL)
Context tags (catalog)
Stored enrichment (catalog DB)
- Category
- Methodology
- Sub-category
- Domain Modeling
- Confidence
- 0.90
- Version strategy
- NOT_APPLICABLE
Maturity reasoning: Common in software JDs under DDD/business analysis; many roles ask for domain modeling or domain-driven design, and it remains a standard design skill rather than a niche tool.
Skill profile (library / DB)
- Skill nature
- METHODOLOGY
- Volatility
- STABLE
- Typical lifespan
- EVERGREEN
- Category id
- 8
- Sub-category id
- 2831
- Extractable
- True
- Also category
- False
Dimensions (API 2 worklist)
-
Application Architecture Patterns Catalog dimension db id 293
Library dimension (catalog)
Roles linked in library: .NET Backend Developer, Python Backend Developer
-
Service Architecture and Design Patterns Catalog dimension db id 18
Library dimension (catalog)
Roles linked in library: Backend Developer, Java Backend Developer, Kotlin Backend Developer, Node.js Backend Developer, PHP Backend Developer, Ruby Backend Developer, Scala Backend Developer
API 3 link attempts (this skill)
| Dimension | Skill↔dim | Role↔dim | Outcome |
|---|---|---|---|
|
Application Architecture Patterns
application-architecture-patterns
|
— | — |
Skipped — no persistable v3 meta for new skill
skill_not_in_db_v3_proposed
|
|
Service Architecture and Design Patterns
service-architecture-and-design-patterns
|
— | — |
Skipped — no persistable v3 meta for new skill
skill_not_in_db_v3_proposed
|
Skill enrichment (orchestrator / LLM)
No Stage 7 enrichment blob on this skill (orchestrator skipped enrichment).
- Category
- Concepts
- Sub-category
- general
- Skill nature
- CONCEPT
- Volatility
- MEDIUM
- Typical lifespan
- MULTI_YEAR
- Version strategy
- UNVERSIONED
Aliases — catalog
- Unit Testing (CANONICAL)
Context tags (catalog)
Stored enrichment (catalog DB)
- Category
- Methodology
- Sub-category
- Testing Methodology
- Confidence
- 0.98
- Version strategy
- NOT_APPLICABLE
Maturity reasoning: Unit testing is a standard hiring requirement across software JDs and appears in mainstream frameworks/docs; GitHub and Stack Overflow usage remain consistently high, with no successor replacing it.
Skill profile (library / DB)
- Skill nature
- METHODOLOGY
- Volatility
- STABLE
- Typical lifespan
- EVERGREEN
- Category id
- 8
- Sub-category id
- 44
- 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) |
Skill enrichment (orchestrator / LLM)
No Stage 7 enrichment blob on this skill (orchestrator skipped enrichment).
- Category
- Web Frameworks
- Sub-category
- general
- Skill nature
- CONCEPT
- Volatility
- MEDIUM
- Typical lifespan
- MULTI_YEAR
- Version strategy
- UNVERSIONED
All API 3 persistence rows
Same grid as the skill-extractor “Persistence items” table: one row per (skill × dimension) work item.
| Skill | Tag | Dimension | Skill↔dim | Role↔dim | Outcome | Notes |
|---|---|---|---|---|---|---|
| Data Modeling | new |
Application Architecture Patterns
application-architecture-patterns
|
— | — | Skipped — no persistable v3 meta for new skill | skill_not_in_db_v3_proposed |
| Data Modeling | new |
Service Architecture and Design Patterns
service-architecture-and-design-patterns
|
— | — | Skipped — no persistable v3 meta for new skill | skill_not_in_db_v3_proposed |
| Unit Testing | 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 | Data Engineering | type=Data Engineering Tools subtype=general nature=CONCEPT lifespan=MULTI_YEAR | |
| canonical_skill_proposed | System Integration | type=Concepts subtype=general nature=CONCEPT lifespan=MULTI_YEAR | |
| canonical_skill_proposed | Web Technologies | type=Web Frameworks subtype=general nature=CONCEPT lifespan=MULTI_YEAR | |
| dimension_skill_link_proposed | Data Modeling ↔ Application Architecture Patterns | |
| dimension_skill_link_proposed | Data Modeling ↔ Service Architecture and Design Patterns | |
| role_dimension_link_proposed | Backend Developer ↔ Service Architecture and Design Patterns |
nano JD Parser — gpt-4.1-nano click to toggle
Show raw JSON
{
"JD_type": "pass",
"about_company": {
"source_marker": {
"first_5_words": "At Apple, great ideas have",
"last_5_words": "what you could accomplish!"
},
"text": "At Apple, great ideas have a way of becoming great products, services, and customer experiences very quickly. A job at Apple is unlike any you\u2019ve ever had. You will be inspired and you will be challenged. Bring passion and dedication to your job, and there is no telling what you could accomplish!",
"word_count": 56
},
"certifications": [],
"company_name": "Apple Inc.",
"ctc": null,
"domain": {
"primary": {
"aliases": [
"ITES",
"BPO"
],
"domain": "IT Services \u0026 Consulting"
},
"secondary": null
},
"education": [
{
"level": "Bachelor\u0027s",
"qualification": "BTECH/BE/BSC - Computer Science (or equivalent)",
"raw": "B.S / M.S in Computer Science or equivalent degree",
"requirement": "required"
}
],
"experience": {
"max": null,
"min": 8,
"raw": "8+ years of relevant experience"
},
"job_locations": [],
"role": "Application engineer",
"role_aliases": [
"Application Developer",
"Data Engineer"
],
"role_archetype": "Engineering",
"roles_and_responsibilities": [
{
"bullet_count": 6,
"heading": "Description",
"heading_was_present": true,
"source_marker": {
"first_5_words": "As an Application Developer /",
"last_5_words": "highly leveraged outsourcing model"
},
"text": "As an Application Developer / Data Engineer you will work with application owners, developers, QA, project managers, Support teams and end users. Lead proof-of-concept and pilot implementations to demonstrate new ideas or illustrate the use of new technologies and how to apply it into our systems.\n\n\u2022\tStrive for top quality results and continuously look for ways to improve and enhance system reliability, performance, and security.\n\n\u2022\tAble to perform regular design and code reviews and participate in debugging and coding to resolve issues. Provide technical guidance and mentoring to a small team of software engineers; Develop critical system components as well as take bottom line for team\u2019s timely deliverables quality and performance\n\n\u2022\tDemonstrate solid understanding of information management, data modeling, system integration, development methodologies (including unit testing) and web technologies.\n\n\u2022\tParticipate in architectural design meetings for data/system integration projects\n\n\u2022\tTeam lead experience is a plus. Occasionally will need to handle Application Production (warranty) support.\n\n\u2022\tWork with highly leveraged outsourcing model",
"word_count": 218
}
],
"urls": []
}
API 1 — extract-from-jd click to toggle
{
"final_skills": [
{
"is_primary": true,
"skill_name": "Data Engineering"
},
{
"is_primary": true,
"skill_name": "Data Modeling"
},
{
"is_primary": true,
"skill_name": "System Integration"
},
{
"is_primary": true,
"skill_name": "Unit Testing"
},
{
"is_primary": false,
"skill_name": "Web Technologies"
}
],
"jd_role": {
"display_name": "Application engineer",
"rationale": null,
"role_aliases": [
"Application Developer",
"Data Engineer"
],
"role_archetype": "Engineering",
"slug": ""
},
"nano_parsed": {
"JD_type": "pass",
"about_company": {
"source_marker": {
"first_5_words": "At Apple, great ideas have",
"last_5_words": "what you could accomplish!"
},
"text": "At Apple, great ideas have a way of becoming great products, services, and customer experiences very quickly. A job at Apple is unlike any you\u2019ve ever had. You will be inspired and you will be challenged. Bring passion and dedication to your job, and there is no telling what you could accomplish!",
"word_count": 56
},
"certifications": [],
"company_name": "Apple Inc.",
"ctc": null,
"domain": {
"primary": {
"aliases": [
"ITES",
"BPO"
],
"domain": "IT Services \u0026 Consulting"
},
"secondary": null
},
"education": [
{
"level": "Bachelor\u0027s",
"qualification": "BTECH/BE/BSC - Computer Science (or equivalent)",
"raw": "B.S / M.S in Computer Science or equivalent degree",
"requirement": "required"
}
],
"experience": {
"max": null,
"min": 8,
"raw": "8+ years of relevant experience"
},
"job_locations": [],
"role": "Application engineer",
"role_aliases": [
"Application Developer",
"Data Engineer"
],
"role_archetype": "Engineering",
"roles_and_responsibilities": [
{
"bullet_count": 6,
"heading": "Description",
"heading_was_present": true,
"source_marker": {
"first_5_words": "As an Application Developer /",
"last_5_words": "highly leveraged outsourcing model"
},
"text": "As an Application Developer / Data Engineer you will work with application owners, developers, QA, project managers, Support teams and end users. Lead proof-of-concept and pilot implementations to demonstrate new ideas or illustrate the use of new technologies and how to apply it into our systems.\n\n\u2022\tStrive for top quality results and continuously look for ways to improve and enhance system reliability, performance, and security.\n\n\u2022\tAble to perform regular design and code reviews and participate in debugging and coding to resolve issues. Provide technical guidance and mentoring to a small team of software engineers; Develop critical system components as well as take bottom line for team\u2019s timely deliverables quality and performance\n\n\u2022\tDemonstrate solid understanding of information management, data modeling, system integration, development methodologies (including unit testing) and web technologies.\n\n\u2022\tParticipate in architectural design meetings for data/system integration projects\n\n\u2022\tTeam lead experience is a plus. Occasionally will need to handle Application Production (warranty) support.\n\n\u2022\tWork with highly leveraged outsourcing model",
"word_count": 218
}
],
"urls": []
},
"rejected": false,
"rejection_reason": null,
"run_id": "d6cc9b6a-50df-4753-b5c6-9e129a18a090",
"stage3_signals": {
"alias_found": true,
"alias_match_roles": [
{
"display_name": "Backend Developer",
"kra_matches": null,
"matched_count": null,
"matched_skills": null,
"role_id": 1,
"score": 1.0,
"slug": "backend-engineer",
"total_count": null
},
{
"display_name": "Data Engineer",
"kra_matches": null,
"matched_count": null,
"matched_skills": null,
"role_id": 2,
"score": 1.0,
"slug": "data-engineer",
"total_count": null
}
],
"kra_match_roles": [
{
"display_name": "Cloud Architect",
"kra_matches": [
{
"kra_text": "Conducts architecture reviews, approves technical design documents, and guides engineering teams through cloud migration and modernization projects.",
"sentence": "Participate in architectural design meetings for data/system integration projects",
"similarity": 0.5997
},
{
"kra_text": "Conducts architecture reviews, approves technical design documents, and guides engineering teams through cloud migration and modernization projects.",
"sentence": "Able to perform regular design and code reviews and participate in debugging and coding to resolve issues.",
"similarity": 0.516
},
{
"kra_text": "Conducts architecture reviews, approves technical design documents, and guides engineering teams through cloud migration and modernization projects.",
"sentence": "Provide technical guidance and mentoring to a small team of software engineers;",
"similarity": 0.4982
}
],
"matched_count": null,
"matched_skills": null,
"role_id": 9,
"score": 0.538,
"slug": "cloud-architect",
"total_count": null
},
{
"display_name": "Data Engineer",
"kra_matches": [
{
"kra_text": "Designs dimensional models, star schemas, data vault structures, and curated data mart tables to support BI tools and self-service analytics consumption.",
"sentence": "Participate in architectural design meetings for data/system integration projects",
"similarity": 0.5352
},
{
"kra_text": "Works with data analysts, data scientists, and business stakeholders to define data models, ingestion schedules, and data delivery requirements.",
"sentence": "As an Application Developer / Data Engineer you will work with application owners, developers, QA, project managers, Support teams and end users.",
"similarity": 0.535
},
{
"kra_text": "Works with data analysts, data scientists, and business stakeholders to define data models, ingestion schedules, and data delivery requirements.",
"sentence": "Demonstrate solid understanding of information management, data modeling, system integration, development methodologies (including unit testing) and web technologies.",
"similarity": 0.4753
}
],
"matched_count": null,
"matched_skills": null,
"role_id": 2,
"score": 0.5152,
"slug": "data-engineer",
"total_count": null
},
{
"display_name": "Flutter Developer",
"kra_matches": [
{
"kra_text": "collaborate with design, product, and backend teams",
"sentence": "Participate in architectural design meetings for data/system integration projects",
"similarity": 0.5515
},
{
"kra_text": "collaborate with design, product, and backend teams",
"sentence": "Able to perform regular design and code reviews and participate in debugging and coding to resolve issues.",
"similarity": 0.4813
},
{
"kra_text": "collaborate with design, product, and backend teams",
"sentence": "Develop critical system components as well as take bottom line for team\u2019s timely deliverables quality and performance",
"similarity": 0.4701
}
],
"matched_count": null,
"matched_skills": null,
"role_id": 74,
"score": 0.501,
"slug": "flutter-developer",
"total_count": null
},
{
"display_name": "React Native Developer",
"kra_matches": [
{
"kra_text": "maintain code quality",
"sentence": "Able to perform regular design and code reviews and participate in debugging and coding to resolve issues.",
"similarity": 0.4997
},
{
"kra_text": "maintain code quality",
"sentence": "Strive for top quality results and continuously look for ways to improve and enhance system reliability, performance, and security.",
"similarity": 0.4903
},
{
"kra_text": "maintain code quality",
"sentence": "Develop critical system components as well as take bottom line for team\u2019s timely deliverables quality and performance",
"similarity": 0.4784
}
],
"matched_count": null,
"matched_skills": null,
"role_id": 73,
"score": 0.4895,
"slug": "react-native-developer",
"total_count": null
},
{
"display_name": "Angular Frontend Developer",
"kra_matches": [
{
"kra_text": "code review and refactoring",
"sentence": "Able to perform regular design and code reviews and participate in debugging and coding to resolve issues.",
"similarity": 0.5214
},
{
"kra_text": "collaboration with design and QA",
"sentence": "Participate in architectural design meetings for data/system integration projects",
"similarity": 0.4827
},
{
"kra_text": "collaboration with design and QA",
"sentence": "Develop critical system components as well as take bottom line for team\u2019s timely deliverables quality and performance",
"similarity": 0.4624
}
],
"matched_count": null,
"matched_skills": null,
"role_id": 90,
"score": 0.4888,
"slug": "angular-frontend-developer",
"total_count": null
}
],
"skill_match_roles": []
},
"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": 0.93,
"slug": "backend-engineer",
"total_count": null
},
"confidence": 0.93,
"is_new_role": false,
"llm2_fired": false,
"llm2_reasoning": null,
"matched_dimensions": [
"Application Development",
"Data Engineering",
"System Integration",
"Software Quality and Reliability",
"Technical Leadership and Mentoring",
"Architecture Participation",
"Production Support"
],
"matched_kras": [
"Lead proof-of-concept and pilot implementations",
"Improve system reliability, performance, and security",
"Perform regular design and code reviews",
"Participate in debugging and coding to resolve issues",
"Provide technical guidance and mentoring to a small team",
"Develop critical system components",
"Take bottom line for team deliverables quality and performance",
"Participate in architectural design meetings",
"Handle Application Production support"
],
"matched_skills": [
"information management",
"data modeling",
"system integration",
"development methodologies",
"unit testing",
"web technologies",
"debugging",
"coding",
"architectural design",
"Application Production support"
],
"new_role_display_name": null,
"new_role_slug": null,
"queued": false,
"reasoning": "Domain=Software Engineering; The JD centers on application development, data/system integration, code reviews, debugging, technical mentoring, and production support, which aligns best with a backend/application engineer role.",
"sub_role": null
},
"stage5_updates": {
"centroid_n_after": 995,
"centroid_updated": true,
"collision_log_id": null,
"new_kra_attached": {
"best_kra_similarity": 0.0,
"queue_id": 1049,
"r_and_r_preview": "As an Application Developer / Data Engineer you will work with application owners, developers, QA, project managers, Support teams and end users. Lead proof-of-concept and pilot implementations to dem",
"role_display_name": "Backend Developer",
"role_slug": "backend-engineer",
"status": "pending"
},
"new_skills_attached": [
{
"is_primary": true,
"queue_id": 15176,
"role_display_name": "Backend Developer",
"role_slug": "backend-engineer",
"skill_name": "Data Engineering",
"status": "pending"
},
{
"is_primary": true,
"queue_id": 15177,
"role_display_name": "Backend Developer",
"role_slug": "backend-engineer",
"skill_name": "Data Modeling",
"status": "pending"
},
{
"is_primary": true,
"queue_id": 15178,
"role_display_name": "Backend Developer",
"role_slug": "backend-engineer",
"skill_name": "System Integration",
"status": "pending"
},
{
"is_primary": false,
"queue_id": 15179,
"role_display_name": "Backend Developer",
"role_slug": "backend-engineer",
"skill_name": "Web Technologies",
"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": "TODO: REMOVE AFTER TESTING \u2014 alias DB write disabled",
"alias_persisted": false,
"existing_alias_id": 5644,
"existing_alias_text": "Domain Modeling",
"input_term": "Data Modeling",
"matched_canonical": {
"category_id": 8,
"display_name": "domain modeling",
"id": 2379,
"is_also_category": false,
"is_extractable": true,
"skill_nature": "METHODOLOGY",
"slug": "domain-modeling",
"sub_category_id": 2831,
"typical_lifespan": "EVERGREEN",
"volatility": "STABLE"
},
"matched_via": "embedding_alias"
},
{
"alias_persist_skipped_reason": "alias_text already exists for this canonical skill",
"alias_persisted": false,
"existing_alias_id": 865,
"existing_alias_text": "Unit Testing",
"input_term": "Unit Testing",
"matched_canonical": {
"category_id": 8,
"display_name": "Unit Testing",
"id": 517,
"is_also_category": false,
"is_extractable": true,
"skill_nature": "METHODOLOGY",
"slug": "unit-testing",
"sub_category_id": 44,
"typical_lifespan": "EVERGREEN",
"volatility": "STABLE"
},
"matched_via": "alias"
}
],
"candidate_roles": [
{
"display_name": ".NET Backend Developer",
"id": 83,
"rationale": null,
"role_archetype": "Engineering",
"slug": "dotnet-backend-developer",
"source": "db"
},
{
"display_name": "Python Backend Developer",
"id": 80,
"rationale": null,
"role_archetype": "Engineering",
"slug": "python-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": "Java Backend Developer",
"id": 79,
"rationale": null,
"role_archetype": "Engineering",
"slug": "java-backend-developer",
"source": "db"
},
{
"display_name": "Kotlin Backend Developer",
"id": 84,
"rationale": null,
"role_archetype": "Engineering",
"slug": "kotlin-server-backend-developer",
"source": "db"
},
{
"display_name": "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": "Ruby Backend Developer",
"id": 85,
"rationale": null,
"role_archetype": "Engineering",
"slug": "ruby-backend-developer",
"source": "db"
},
{
"display_name": "Scala Backend Developer",
"id": 87,
"rationale": null,
"role_archetype": "Engineering",
"slug": "scala-backend-developer",
"source": "db"
}
],
"chosen_role": {
"display_name": "Backend Developer",
"id": 1,
"rationale": "Domain=Software Engineering; The JD centers on application development, data/system integration, code reviews, debugging, technical mentoring, and production support, which aligns best with a backend/application engineer role.",
"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": "Application Architecture Patterns",
"id": 293,
"rationale": "Structural patterns for organizing Python backend code into maintainable modules, layers, and feature boundaries. This is a coherent cluster because senior backend developers are expected to refactor and shape service internals over time.",
"slug": "application-architecture-patterns",
"source": "db"
},
"input_skill": "Data Modeling",
"llm_role": null,
"roles_from_db": [
{
"display_name": ".NET Backend Developer",
"id": 83,
"rationale": null,
"role_archetype": "Engineering",
"slug": "dotnet-backend-developer",
"source": "db"
},
{
"display_name": "Python Backend Developer",
"id": 80,
"rationale": null,
"role_archetype": "Engineering",
"slug": "python-backend-developer",
"source": "db"
}
]
},
{
"dimension": {
"difficulty_hint": "well_known",
"display_name": "Service Architecture and Design Patterns",
"id": 18,
"rationale": "Reusable backend design patterns used to structure service code and boundaries. Covers layering, dependency management, domain modeling, and maintainable service organization.",
"slug": "service-architecture-and-design-patterns",
"source": "db"
},
"input_skill": "Data Modeling",
"llm_role": null,
"roles_from_db": [
{
"display_name": "Backend Developer",
"id": 1,
"rationale": null,
"role_archetype": "A Backend Engineer designs, builds, and maintains the server-side logic and data handling that power applications and services. They focus on implementing reliable business functionality, integrating with other systems, and ensuring the backend is scalable, maintainable, and observable.",
"slug": "backend-engineer",
"source": "db"
},
{
"display_name": "Java Backend Developer",
"id": 79,
"rationale": null,
"role_archetype": "Engineering",
"slug": "java-backend-developer",
"source": "db"
},
{
"display_name": "Kotlin Backend Developer",
"id": 84,
"rationale": null,
"role_archetype": "Engineering",
"slug": "kotlin-server-backend-developer",
"source": "db"
},
{
"display_name": "Node.js Backend Developer",
"id": 82,
"rationale": null,
"role_archetype": "Engineering",
"slug": "node-backend-developer",
"source": "db"
},
{
"display_name": "PHP Backend Developer",
"id": 86,
"rationale": null,
"role_archetype": "Engineering",
"slug": "php-backend-developer",
"source": "db"
},
{
"display_name": "Ruby Backend Developer",
"id": 85,
"rationale": null,
"role_archetype": "Engineering",
"slug": "ruby-backend-developer",
"source": "db"
},
{
"display_name": "Scala Backend Developer",
"id": 87,
"rationale": null,
"role_archetype": "Engineering",
"slug": "scala-backend-developer",
"source": "db"
}
]
},
{
"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": "Unit Testing",
"llm_role": null,
"roles_from_db": []
}
],
"input_final_skills": [
"Data Engineering",
"Data Modeling",
"System Integration",
"Unit Testing",
"Web Technologies"
],
"input_llm_skills": [
"Data Engineering",
"Data Modeling",
"System Integration",
"Unit Testing",
"Web Technologies"
],
"new_aliases_persisted": 0,
"run_id": "d6cc9b6a-50df-4753-b5c6-9e129a18a090",
"skills_detail": [
{
"aliases_in_db": [],
"canonical": null,
"dimensions": [],
"input_skill": "Data Engineering",
"matched_via": null,
"new_alias_persisted": false,
"new_alias_text": null,
"new_skill_meta": {
"derived": {
"category": "Data Engineering 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": "data-engineering",
"split_log": [],
"typed": null,
"warnings": []
},
"source_tag": "llm",
"was_in_llm_skills": true
},
{
"aliases_in_db": [
{
"alias_text": "domain modeling",
"alias_type": "CANONICAL",
"id": 3675,
"is_primary": true,
"match_strategy": "CASE_INSENSITIVE"
},
{
"alias_text": "Domain Modeling",
"alias_type": "CANONICAL",
"id": 5644,
"is_primary": false,
"match_strategy": "CASE_INSENSITIVE"
}
],
"canonical": {
"category_id": 8,
"display_name": "domain modeling",
"id": 2379,
"is_also_category": false,
"is_extractable": true,
"skill_nature": "METHODOLOGY",
"slug": "domain-modeling",
"sub_category_id": 2831,
"typical_lifespan": "EVERGREEN",
"volatility": "STABLE"
},
"dimensions": [
{
"dimension": {
"difficulty_hint": "well_known",
"display_name": "Application Architecture Patterns",
"id": 293,
"rationale": "Structural patterns for organizing Python backend code into maintainable modules, layers, and feature boundaries. This is a coherent cluster because senior backend developers are expected to refactor and shape service internals over time.",
"slug": "application-architecture-patterns",
"source": "db"
},
"input_skill": "Data Modeling",
"llm_role": null,
"roles_from_db": [
{
"display_name": ".NET Backend Developer",
"id": 83,
"rationale": null,
"role_archetype": "Engineering",
"slug": "dotnet-backend-developer",
"source": "db"
},
{
"display_name": "Python Backend Developer",
"id": 80,
"rationale": null,
"role_archetype": "Engineering",
"slug": "python-backend-developer",
"source": "db"
}
]
},
{
"dimension": {
"difficulty_hint": "well_known",
"display_name": "Service Architecture and Design Patterns",
"id": 18,
"rationale": "Reusable backend design patterns used to structure service code and boundaries. Covers layering, dependency management, domain modeling, and maintainable service organization.",
"slug": "service-architecture-and-design-patterns",
"source": "db"
},
"input_skill": "Data Modeling",
"llm_role": null,
"roles_from_db": [
{
"display_name": "Backend Developer",
"id": 1,
"rationale": null,
"role_archetype": "A Backend Engineer designs, builds, and maintains the server-side logic and data handling that power applications and services. They focus on implementing reliable business functionality, integrating with other systems, and ensuring the backend is scalable, maintainable, and observable.",
"slug": "backend-engineer",
"source": "db"
},
{
"display_name": "Java Backend Developer",
"id": 79,
"rationale": null,
"role_archetype": "Engineering",
"slug": "java-backend-developer",
"source": "db"
},
{
"display_name": "Kotlin Backend Developer",
"id": 84,
"rationale": null,
"role_archetype": "Engineering",
"slug": "kotlin-server-backend-developer",
"source": "db"
},
{
"display_name": "Node.js Backend Developer",
"id": 82,
"rationale": null,
"role_archetype": "Engineering",
"slug": "node-backend-developer",
"source": "db"
},
{
"display_name": "PHP Backend Developer",
"id": 86,
"rationale": null,
"role_archetype": "Engineering",
"slug": "php-backend-developer",
"source": "db"
},
{
"display_name": "Ruby Backend Developer",
"id": 85,
"rationale": null,
"role_archetype": "Engineering",
"slug": "ruby-backend-developer",
"source": "db"
},
{
"display_name": "Scala Backend Developer",
"id": 87,
"rationale": null,
"role_archetype": "Engineering",
"slug": "scala-backend-developer",
"source": "db"
}
]
}
],
"input_skill": "Data Modeling",
"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": "System Integration",
"matched_via": null,
"new_alias_persisted": false,
"new_alias_text": null,
"new_skill_meta": {
"derived": {
"category": "Concepts",
"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": "system-integration",
"split_log": [],
"typed": null,
"warnings": []
},
"source_tag": "llm",
"was_in_llm_skills": true
},
{
"aliases_in_db": [
{
"alias_text": "Unit Testing",
"alias_type": "CANONICAL",
"id": 865,
"is_primary": false,
"match_strategy": "CASE_INSENSITIVE"
}
],
"canonical": {
"category_id": 8,
"display_name": "Unit Testing",
"id": 517,
"is_also_category": false,
"is_extractable": true,
"skill_nature": "METHODOLOGY",
"slug": "unit-testing",
"sub_category_id": 44,
"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": "Unit Testing",
"llm_role": null,
"roles_from_db": []
}
],
"input_skill": "Unit Testing",
"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": "Web Technologies",
"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": "web-technologies",
"split_log": [],
"typed": null,
"warnings": []
},
"source_tag": "llm",
"was_in_llm_skills": true
}
],
"unmatched_skills": [
"Data Engineering",
"System Integration",
"Web Technologies"
]
}
API 3 — final-role-output
{
"chosen_role": {
"display_name": "Backend Developer",
"id": 1,
"rationale": "Domain=Software Engineering; The JD centers on application development, data/system integration, code reviews, debugging, technical mentoring, and production support, which aligns best with a backend/application engineer role.",
"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": "Data Engineering",
"tag": "new"
},
{
"skill": "Data Modeling",
"tag": "in_db"
},
{
"skill": "System Integration",
"tag": "new"
},
{
"skill": "Unit Testing",
"tag": "in_db"
},
{
"skill": "Web Technologies",
"tag": "new"
}
],
"llm_cost_api1_usd": null,
"llm_cost_api2_usd": null,
"llm_cost_api3_usd": null,
"llm_cost_total_usd": null,
"persistence": {
"items": [
{
"chosen_role_id": 1,
"dimension": {
"difficulty_hint": "well_known",
"display_name": "Application Architecture Patterns",
"id": 293,
"rationale": "Structural patterns for organizing Python backend code into maintainable modules, layers, and feature boundaries. This is a coherent cluster because senior backend developers are expected to refactor and shape service internals over time.",
"slug": "application-architecture-patterns",
"source": "db"
},
"dimension_id": 293,
"input_skill": "Data Modeling",
"llm_role": null,
"matched_chosen_role": false,
"outcome_line": "Skipped \u2014 no persistable v3 meta for new skill",
"role_dimension_saved": false,
"roles_from_db": [
{
"display_name": ".NET Backend Developer",
"id": 83,
"rationale": null,
"role_archetype": "Engineering",
"slug": "dotnet-backend-developer",
"source": "db"
},
{
"display_name": "Python Backend Developer",
"id": 80,
"rationale": null,
"role_archetype": "Engineering",
"slug": "python-backend-developer",
"source": "db"
}
],
"skill_dimension_saved": false,
"skill_id": null,
"skill_tag": "new",
"skipped_reason": "skill_not_in_db_v3_proposed"
},
{
"chosen_role_id": 1,
"dimension": {
"difficulty_hint": "well_known",
"display_name": "Service Architecture and Design Patterns",
"id": 18,
"rationale": "Reusable backend design patterns used to structure service code and boundaries. Covers layering, dependency management, domain modeling, and maintainable service organization.",
"slug": "service-architecture-and-design-patterns",
"source": "db"
},
"dimension_id": 18,
"input_skill": "Data Modeling",
"llm_role": null,
"matched_chosen_role": true,
"outcome_line": "Skipped \u2014 no persistable v3 meta for new skill",
"role_dimension_saved": false,
"roles_from_db": [
{
"display_name": "Backend Developer",
"id": 1,
"rationale": null,
"role_archetype": "A Backend Engineer designs, builds, and maintains the server-side logic and data handling that power applications and services. They focus on implementing reliable business functionality, integrating with other systems, and ensuring the backend is scalable, maintainable, and observable.",
"slug": "backend-engineer",
"source": "db"
},
{
"display_name": "Java Backend Developer",
"id": 79,
"rationale": null,
"role_archetype": "Engineering",
"slug": "java-backend-developer",
"source": "db"
},
{
"display_name": "Kotlin Backend Developer",
"id": 84,
"rationale": null,
"role_archetype": "Engineering",
"slug": "kotlin-server-backend-developer",
"source": "db"
},
{
"display_name": "Node.js Backend Developer",
"id": 82,
"rationale": null,
"role_archetype": "Engineering",
"slug": "node-backend-developer",
"source": "db"
},
{
"display_name": "PHP Backend Developer",
"id": 86,
"rationale": null,
"role_archetype": "Engineering",
"slug": "php-backend-developer",
"source": "db"
},
{
"display_name": "Ruby Backend Developer",
"id": 85,
"rationale": null,
"role_archetype": "Engineering",
"slug": "ruby-backend-developer",
"source": "db"
},
{
"display_name": "Scala Backend Developer",
"id": 87,
"rationale": null,
"role_archetype": "Engineering",
"slug": "scala-backend-developer",
"source": "db"
}
],
"skill_dimension_saved": false,
"skill_id": null,
"skill_tag": "new",
"skipped_reason": "skill_not_in_db_v3_proposed"
},
{
"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": "Unit Testing",
"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": 517,
"skill_tag": "in_db",
"skipped_reason": null
}
],
"new_skills_created": 0,
"role_dimension_saved": 0,
"skill_dimension_saved": 0,
"skipped": 2
},
"planner_output": null,
"run_id": "d6cc9b6a-50df-4753-b5c6-9e129a18a090"
}
LLM Calls
Every model call made for this run, in pipeline order. Click a card to see the model's response.