Pipeline run
127be143-da2b-4a47-a9bf-713371098ef8
Client output enrichment
v2 Skill cluster · Nature of work · AI index · Tech stack maturity · Evidence · KRA descriptionvocab breakdown (legacy)
Signals
1 POST /skills/extract-from-jd
2 POST /skills/extract-details
3 POST /skills/final-role-output
Native Mobile Developer
→Android Developer
sub-role · 0.95 CASE Aslug: native-mobile-developer · id: 75 · source: db · sub-role slug: android-engineer
Multi-alias tie (3 roles at 1.0) resolved by TIER_B_TITLE: Android Developer
Resolution:
in_db
— role exists in library; skill↔dim and role↔dim links saved when applicable.
Job description
About the job: Key Responsibilities: 1. Build and maintain the mobile app using Kotlin and Androind SDK 2. Develop core features such as onboarding, daily check-ins, partner sync, and step tracking 3. Take end-to-end ownership of features from planning to development, testing, and deployment 4. Develop backend logic using Firebase Cloud Functions and design scalable database structures 5. Build APIs and integrate Firebase services (Auth, Cloud Functions) seamlessly with the mobile app 6. Write clean, scalable code, manage state and handle debugging, testing, and performance optimization 7. You'd be build this core AI product from scratch Who can apply: Only those candidates can apply who: * are Computer Science Engineering students Salary: ₹ 4,00,000 - 5,00,000 /year Experience: No experience required Deadline: 2026-06-13 23:59:59 Skills required: kOTLIN, ANDROID SDK, Cloud, About Company: Wo Health is a tech startup focusing on creating a next gen fitness tracker. High growth, high impact. Shipping a product fast. Wosync.com.
Skills from this JD
Each row merges API 1 extraction, API 2 library match / v3 orchestration (dimensions + locked dims), and API 3 persistence tags.
Aliases — catalog
- Kotlin (CANONICAL) primary
- kotlin 1.9 (VERSION)
- kotlin 1.9.0 (VERSION)
- kotlin 1.9.1 (VERSION)
- kotlin 1.9.10 (VERSION)
- kotlin 1.9.x (VERSION)
- kotlin-1.9 (VERSION)
Context tags (catalog)
Stored enrichment (catalog DB)
- Category
- Language
- Sub-category
- Programming Language
- Vendor
- JetBrains
- License
- apache_2
- Year introduced
- 2011
- Confidence
- 0.99
- Version strategy
- NOT_APPLICABLE
Maturity reasoning: Kotlin appears in many Android, backend, and multiplatform job postings, and JetBrains reports strong ecosystem growth; it’s a mainstream hiring skill rather than niche.
Skill profile (library / DB)
- Skill nature
- LANGUAGE
- Volatility
- STABLE
- Typical lifespan
- EVERGREEN
- Category id
- 6
- Sub-category id
- 96
- Extractable
- True
- Also category
- False
Dimensions (API 2 worklist)
-
Java Language and JVM Catalog dimension db id 279
Library dimension (catalog)
Roles linked in library: Java Backend Developer, Kotlin Backend Developer, Scala Backend Developer
-
Kotlin and Java Catalog dimension db id 161
Library dimension (catalog)
Roles linked in library: Android Developer
-
Native Mobile Languages Catalog dimension db id 274
Library dimension (catalog)
Roles linked in library: Native Mobile Developer
-
Programming Languages Catalog dimension db id 1
Library dimension (catalog)
Roles linked in library: Backend Developer, Fullstack Developer, Fullstack Developer
API 3 link attempts (this skill)
| Dimension | Skill↔dim | Role↔dim | Outcome |
|---|---|---|---|
|
Java Language and JVM
java-language-and-jvm
|
✓ | — | Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role) |
|
Kotlin and Java
kotlin-and-java
|
✓ | — | Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role) |
|
Native Mobile Languages
native-mobile-languages
|
✓ | ✓ | Existing dimension (library) · Role↔dimension saved |
|
Programming Languages
programming-languages
|
✓ | — | 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
- Mobile Development Tools
- Sub-category
- general
- Skill nature
- TOOL
- Volatility
- MEDIUM
- Typical lifespan
- MULTI_YEAR
- Version strategy
- UNVERSIONED
Skill enrichment (orchestrator / LLM)
No Stage 7 enrichment blob on this skill (orchestrator skipped enrichment).
- Category
- Cloud Platforms
- Sub-category
- general
- Skill nature
- TOOL
- Volatility
- MEDIUM
- Typical lifespan
- MULTI_YEAR
- Version strategy
- UNVERSIONED
Aliases — catalog
- Firebase Authentication (CANONICAL) primary
Context tags (catalog)
Stored enrichment (catalog DB)
- Category
- Service
- Sub-category
- Authentication Service
- Vendor
- License
- proprietary
- Year introduced
- 2016
- Confidence
- 0.98
- Version strategy
- NOT_APPLICABLE
Maturity reasoning: Commonly listed in mobile/web JDs for auth and social login; Google actively maintains Firebase Auth with broad docs and SDK support, indicating strong market adoption.
Skill profile (library / DB)
- Skill nature
- CLOUD_SERVICE
- Volatility
- STABLE
- Typical lifespan
- EVERGREEN
- Category id
- 11
- Sub-category id
- 716
- Extractable
- True
- Also category
- False
Dimensions (API 2 worklist)
-
Google & Firebase Services Catalog dimension db id 165
Library dimension (catalog)
Roles linked in library: Android Developer
API 3 link attempts (this skill)
| Dimension | Skill↔dim | Role↔dim | Outcome |
|---|---|---|---|
|
Google & Firebase Services
google-firebase-services
|
✓ | — | Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role) |
Aliases — catalog
- Firebase (CANONICAL) primary
Context tags (catalog)
Stored enrichment (catalog DB)
- Category
- Platform
- Sub-category
- Backend Platform
- Vendor
- License
- proprietary
- Year introduced
- 2011
- Confidence
- 0.98
- Version strategy
- NOT_APPLICABLE
Maturity reasoning: Firebase appears frequently in mobile/web job postings and Google continues active product support; it remains a common BaaS choice alongside AWS Amplify and Supabase, not a sunset technology.
Skill profile (library / DB)
- Skill nature
- PLATFORM
- Volatility
- STABLE
- Typical lifespan
- EVERGREEN
- Category id
- 9
- Sub-category id
- 1865
- Extractable
- True
- Also category
- False
Dimensions (API 2 worklist)
-
Cloud Platforms & Managed Services Catalog dimension db id 221
Library dimension (catalog)
Roles linked in library: Fullstack Developer, Fullstack Developer, Go Backend Developer, Node.js Backend Developer
-
Vendor Product Ecosystems Catalog dimension db id 385
Library dimension (catalog)
Roles linked in library: Ionic Developer
API 3 link attempts (this skill)
| Dimension | Skill↔dim | Role↔dim | Outcome |
|---|---|---|---|
|
Cloud Platforms & Managed Services
cloud-platforms-managed-services
|
✓ | — | Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role) |
|
Vendor Product Ecosystems
vendor-product-ecosystems
|
✓ | — | Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role) |
Aliases — catalog
- API (CANONICAL)
Context tags (catalog)
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, 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) |
Skill enrichment (orchestrator / LLM)
No Stage 7 enrichment blob on this skill (orchestrator skipped enrichment).
- Category
- Testing Tools
- Sub-category
- general
- Skill nature
- PRACTICE
- Volatility
- STABLE
- Typical lifespan
- EVERGREEN
- Version strategy
- UNVERSIONED
Skill enrichment (orchestrator / LLM)
No Stage 7 enrichment blob on this skill (orchestrator skipped enrichment).
- Category
- Software Engineering
- Sub-category
- general
- Skill nature
- PRACTICE
- Volatility
- MEDIUM
- Typical lifespan
- MULTI_YEAR
- Version strategy
- UNVERSIONED
Aliases — catalog
- AI (CANONICAL)
Context tags (catalog)
Stored enrichment (catalog DB)
- Category
- Concept
- Sub-category
- Artificial Intelligence
- Confidence
- 0.98
- Version strategy
- NOT_APPLICABLE
Maturity reasoning: AI appears in a large and growing share of job descriptions across software, data, and product roles; major vendors like Microsoft, Google, and AWS have broad AI offerings and hiring demand reflects mainstream adoption.
Skill profile (library / DB)
- Skill nature
- CONCEPT
- Volatility
- STABLE
- Typical lifespan
- EVERGREEN
- Category id
- 2
- Sub-category id
- 1020
- 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 |
|---|---|---|---|---|---|---|
| Kotlin | in_db |
Java Language and JVM
java-language-and-jvm
|
✓ | — | Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role) | |
| Kotlin | in_db |
Kotlin and Java
kotlin-and-java
|
✓ | — | Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role) | |
| Kotlin | in_db |
Native Mobile Languages
native-mobile-languages
|
✓ | ✓ | Existing dimension (library) · Role↔dimension saved | |
| Kotlin | in_db |
Programming Languages
programming-languages
|
✓ | — | Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role) | |
| Firebase Authentication | in_db |
Google & Firebase Services
google-firebase-services
|
✓ | — | Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role) | |
| Firebase | in_db |
Cloud Platforms & Managed Services
cloud-platforms-managed-services
|
✓ | — | Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role) | |
| Firebase | in_db |
Vendor Product Ecosystems
vendor-product-ecosystems
|
✓ | — | Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role) | |
| API | in_db |
API Integration and Data Fetching
api-integration-and-data-fetching
|
✓ | — | Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role) | |
| AI | 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 | Android SDK | type=Development Tools subtype=general nature=TOOL lifespan=MULTI_YEAR | |
| canonical_skill_proposed | Firebase Cloud Functions | type=Cloud Platforms subtype=general nature=PLATFORM lifespan=MULTI_YEAR | |
| canonical_skill_proposed | Testing | type=Practices subtype=general nature=PRACTICE lifespan=EVERGREEN | |
| canonical_skill_proposed | Performance Optimization | type=Practices subtype=general nature=PRACTICE lifespan=MULTI_YEAR | |
| canonical_skill_proposed | Android SDK | type=Mobile Development Tools subtype=general nature=TOOL lifespan=MULTI_YEAR | |
| canonical_skill_proposed | Firebase Cloud Functions | type=Cloud Platforms subtype=general nature=TOOL lifespan=MULTI_YEAR | |
| canonical_skill_proposed | Testing | type=Testing Tools subtype=general nature=PRACTICE lifespan=EVERGREEN | |
| canonical_skill_proposed | Performance Optimization | type=Software Engineering subtype=general nature=PRACTICE lifespan=MULTI_YEAR |
nano JD Parser — gpt-4.1-nano click to toggle
Show raw JSON
{
"JD_type": "pass",
"about_company": {
"source_marker": {
"first_5_words": "Wo Health is a tech",
"last_5_words": "shipping a product fast."
},
"text": "Wo Health is a tech startup focusing on creating a next gen fitness tracker. High growth, high impact. Shipping a product fast.",
"word_count": 27
},
"certifications": [],
"company_name": "Wo Health",
"ctc": {
"currency": "INR",
"max": 5,
"min": 4,
"period": "annual",
"raw": "\u20b9 4,00,000 - 5,00,000 /year"
},
"domain": {
"primary": {
"aliases": [
"Health Technology",
"Fitness Tech"
],
"domain": "HealthTech"
},
"secondary": null
},
"education": [
{
"level": "Bachelor\u0027s",
"qualification": "BTECH/BE - Computer Science Engineering",
"raw": "are Computer Science Engineering students",
"requirement": "required"
}
],
"experience": {
"max": null,
"min": null,
"raw": "No experience required"
},
"job_locations": [],
"role": "Mobile App Developer",
"role_aliases": [
"Mobile Developer",
"Android Developer",
"Kotlin Developer"
],
"role_archetype": "Engineering",
"roles_and_responsibilities": [
{
"bullet_count": 7,
"heading": "Key Responsibilities",
"heading_was_present": true,
"source_marker": {
"first_5_words": "1. Build and maintain the",
"last_5_words": "this core AI product from scratch"
},
"text": "1. Build and maintain the mobile app using Kotlin and Androind SDK\n2. Develop core features such as onboarding, daily check-ins, partner sync, and step tracking\n3. Take end-to-end ownership of features from planning to development, testing, and deployment\n4. Develop backend logic using Firebase Cloud Functions and design scalable database structures\n5. Build APIs and integrate Firebase services (Auth, Cloud Functions) seamlessly with the mobile app\n6. Write clean, scalable code, manage state and handle debugging, testing, and performance optimization\n7. You\u0027d be build this core AI product from scratch",
"word_count": 102
},
{
"bullet_count": 1,
"heading": "Who can apply",
"heading_was_present": true,
"source_marker": {
"first_5_words": "Only those candidates can apply",
"last_5_words": "Engineering students"
},
"text": "Only those candidates can apply who:\n* are Computer Science Engineering students",
"word_count": 15
},
{
"bullet_count": 0,
"heading": "Skills required",
"heading_was_present": true,
"source_marker": {
"first_5_words": "kOTLIN, ANDROID SDK, Cloud,",
"last_5_words": ""
},
"text": "kOTLIN, ANDROID SDK, Cloud, ",
"word_count": 5
}
],
"urls": [
{
"type": "website",
"url": "https://wosync.com"
}
]
}
API 1 — extract-from-jd click to toggle
{
"final_skills": [
{
"is_primary": true,
"skill_name": "Kotlin"
},
{
"is_primary": true,
"skill_name": "Android SDK"
},
{
"is_primary": true,
"skill_name": "Firebase Cloud Functions"
},
{
"is_primary": true,
"skill_name": "Firebase Authentication"
},
{
"is_primary": true,
"skill_name": "Firebase"
},
{
"is_primary": true,
"skill_name": "API"
},
{
"is_primary": true,
"skill_name": "Testing"
},
{
"is_primary": false,
"skill_name": "Performance Optimization"
},
{
"is_primary": false,
"skill_name": "AI"
}
],
"jd_role": {
"display_name": "Mobile App Developer",
"rationale": null,
"role_aliases": [
"Mobile Developer",
"Android Developer",
"Kotlin Developer"
],
"role_archetype": "Engineering",
"slug": ""
},
"nano_parsed": {
"JD_type": "pass",
"about_company": {
"source_marker": {
"first_5_words": "Wo Health is a tech",
"last_5_words": "shipping a product fast."
},
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"word_count": 27
},
"certifications": [],
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"ctc": {
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},
"domain": {
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],
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},
"secondary": null
},
"education": [
{
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"raw": "are Computer Science Engineering students",
"requirement": "required"
}
],
"experience": {
"max": null,
"min": null,
"raw": "No experience required"
},
"job_locations": [],
"role": "Mobile App Developer",
"role_aliases": [
"Mobile Developer",
"Android Developer",
"Kotlin Developer"
],
"role_archetype": "Engineering",
"roles_and_responsibilities": [
{
"bullet_count": 7,
"heading": "Key Responsibilities",
"heading_was_present": true,
"source_marker": {
"first_5_words": "1. Build and maintain the",
"last_5_words": "this core AI product from scratch"
},
"text": "1. Build and maintain the mobile app using Kotlin and Androind SDK\n2. Develop core features such as onboarding, daily check-ins, partner sync, and step tracking\n3. Take end-to-end ownership of features from planning to development, testing, and deployment\n4. Develop backend logic using Firebase Cloud Functions and design scalable database structures\n5. Build APIs and integrate Firebase services (Auth, Cloud Functions) seamlessly with the mobile app\n6. Write clean, scalable code, manage state and handle debugging, testing, and performance optimization\n7. You\u0027d be build this core AI product from scratch",
"word_count": 102
},
{
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"heading": "Who can apply",
"heading_was_present": true,
"source_marker": {
"first_5_words": "Only those candidates can apply",
"last_5_words": "Engineering students"
},
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"word_count": 15
},
{
"bullet_count": 0,
"heading": "Skills required",
"heading_was_present": true,
"source_marker": {
"first_5_words": "kOTLIN, ANDROID SDK, Cloud,",
"last_5_words": ""
},
"text": "kOTLIN, ANDROID SDK, Cloud, ",
"word_count": 5
}
],
"urls": [
{
"type": "website",
"url": "https://wosync.com"
}
]
},
"rejected": false,
"rejection_reason": null,
"run_id": "127be143-da2b-4a47-a9bf-713371098ef8",
"stage3_signals": {
"alias_found": true,
"alias_match_roles": [
{
"display_name": "Android Developer",
"kra_matches": null,
"matched_count": null,
"matched_skills": null,
"role_id": 4,
"score": 1.0,
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"total_count": null
},
{
"display_name": "Hybrid Mobile Developer",
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"matched_skills": null,
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"score": 1.0,
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},
{
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"score": 1.0,
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"total_count": null
}
],
"kra_match_roles": [
{
"display_name": "React Native Developer",
"kra_matches": [
{
"kra_text": "maintain code quality",
"sentence": "Write clean, scalable code, manage state and handle debugging, testing, and performance optimization",
"similarity": 0.5924
},
{
"kra_text": "integrate backend APIs",
"sentence": "Build APIs and integrate Firebase services (Auth, Cloud Functions) seamlessly with the mobile app",
"similarity": 0.5529
},
{
"kra_text": "Implement mobile screens and flows",
"sentence": "Build and maintain the mobile app using Kotlin and Androind SDK",
"similarity": 0.4755
}
],
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"matched_skills": null,
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"score": 0.5403,
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},
{
"display_name": "Android Developer",
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{
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"sentence": "Build and maintain the mobile app using Kotlin and Androind SDK",
"similarity": 0.6427
},
{
"kra_text": "Integrates Android apps with RESTful backend APIs using Retrofit and OkHttp, handling JSON parsing, authentication headers, and network error recovery.",
"sentence": "Build APIs and integrate Firebase services (Auth, Cloud Functions) seamlessly with the mobile app",
"similarity": 0.5172
},
{
"kra_text": "Develops native Android features using Kotlin or Java with Android SDK, Jetpack Compose, and Material Design components following platform conventions.",
"sentence": "Develop core features such as onboarding, daily check-ins, partner sync, and step tracking",
"similarity": 0.4009
}
],
"matched_count": null,
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},
{
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{
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"similarity": 0.5643
},
{
"kra_text": "Designs and queries relational databases like PostgreSQL and document stores like MongoDB, writing migrations, indexes, and optimized queries.",
"sentence": "Develop backend logic using Firebase Cloud Functions and design scalable database structures",
"similarity": 0.4866
},
{
"kra_text": "Handles HTTP request and response cycles, session and token management, cookie handling, and state synchronization between client and server.",
"sentence": "Write clean, scalable code, manage state and handle debugging, testing, and performance optimization",
"similarity": 0.4486
}
],
"matched_count": null,
"matched_skills": null,
"role_id": 15,
"score": 0.4998,
"slug": "full-stack-engineer",
"total_count": null
},
{
"display_name": "Hybrid Mobile Developer",
"kra_matches": [
{
"kra_text": "Integrates cross-platform mobile apps with REST and GraphQL backend APIs, handling JWT authentication, token refresh, and error recovery.",
"sentence": "Build APIs and integrate Firebase services (Auth, Cloud Functions) seamlessly with the mobile app",
"similarity": 0.5685
},
{
"kra_text": "Implements cross-platform mobile features using React Native, Flutter, or Ionic targeting both iOS and Android platforms from a shared codebase.",
"sentence": "Build and maintain the mobile app using Kotlin and Androind SDK",
"similarity": 0.5066
},
{
"kra_text": "Integrates cross-platform mobile apps with REST and GraphQL backend APIs, handling JWT authentication, token refresh, and error recovery.",
"sentence": "Develop core features such as onboarding, daily check-ins, partner sync, and step tracking",
"similarity": 0.4238
}
],
"matched_count": null,
"matched_skills": null,
"role_id": 11,
"score": 0.4997,
"slug": "hybrid-mobile-developer",
"total_count": null
},
{
"display_name": "Ionic Developer",
"kra_matches": [
{
"kra_text": "service and API integration",
"sentence": "Build APIs and integrate Firebase services (Auth, Cloud Functions) seamlessly with the mobile app",
"similarity": 0.5335
},
{
"kra_text": "Mobile app screens and navigation",
"sentence": "Build and maintain the mobile app using Kotlin and Androind SDK",
"similarity": 0.4903
},
{
"kra_text": "client-side state management",
"sentence": "Write clean, scalable code, manage state and handle debugging, testing, and performance optimization",
"similarity": 0.4701
}
],
"matched_count": null,
"matched_skills": null,
"role_id": 434,
"score": 0.498,
"slug": "ionic-developer",
"total_count": null
}
],
"skill_match_roles": [
{
"display_name": "Fullstack Developer",
"kra_matches": null,
"matched_count": 3,
"matched_skills": [
"API",
"Firebase",
"Kotlin"
],
"role_id": 15,
"score": 0.4286,
"slug": "full-stack-engineer",
"total_count": 7
},
{
"display_name": "Fullstack Developer",
"kra_matches": null,
"matched_count": 3,
"matched_skills": [
"API",
"Firebase",
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API 2 — extract-details
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"relationships": null,
"skill_id": "android-sdk",
"split_log": [],
"typed": null,
"warnings": []
},
"source_tag": "llm",
"was_in_llm_skills": true
},
{
"aliases_in_db": [],
"canonical": null,
"dimensions": [],
"input_skill": "Firebase Cloud Functions",
"matched_via": null,
"new_alias_persisted": false,
"new_alias_text": null,
"new_skill_meta": {
"derived": {
"category": "Cloud Platforms",
"skill_nature": "TOOL",
"sub_category": "general",
"typical_lifespan": "MULTI_YEAR",
"version_strategy": "UNVERSIONED",
"volatility": "MEDIUM"
},
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"merge_log": [],
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"skill_id": "firebase-cloud-functions",
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"typed": null,
"warnings": []
},
"source_tag": "llm",
"was_in_llm_skills": true
},
{
"aliases_in_db": [
{
"alias_text": "Firebase Authentication",
"alias_type": "CANONICAL",
"id": 1606,
"is_primary": true,
"match_strategy": "CASE_INSENSITIVE"
}
],
"canonical": {
"category_id": 11,
"display_name": "Firebase Authentication",
"id": 996,
"is_also_category": false,
"is_extractable": true,
"skill_nature": "CLOUD_SERVICE",
"slug": "firebase-authentication",
"sub_category_id": 716,
"typical_lifespan": "EVERGREEN",
"volatility": "STABLE"
},
"dimensions": [
{
"dimension": {
"difficulty_hint": "well_known",
"display_name": "Google \u0026 Firebase Services",
"id": 165,
"rationale": "Integrates Google-provided SDKs and Firebase services for analytics, remote configuration, data storage, authentication, billing, and mapping.",
"slug": "google-firebase-services",
"source": "db"
},
"input_skill": "Firebase Authentication",
"llm_role": null,
"roles_from_db": [
{
"display_name": "Android Developer",
"id": 4,
"rationale": null,
"role_archetype": null,
"slug": "android-engineer",
"source": "db"
}
]
}
],
"input_skill": "Firebase Authentication",
"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": "Firebase",
"alias_type": "CANONICAL",
"id": 3773,
"is_primary": true,
"match_strategy": "CASE_INSENSITIVE"
}
],
"canonical": {
"category_id": 9,
"display_name": "Firebase",
"id": 2468,
"is_also_category": false,
"is_extractable": true,
"skill_nature": "PLATFORM",
"slug": "firebase",
"sub_category_id": 1865,
"typical_lifespan": "EVERGREEN",
"volatility": "STABLE"
},
"dimensions": [
{
"dimension": {
"difficulty_hint": "well_known",
"display_name": "Cloud Platforms \u0026 Managed Services",
"id": 221,
"rationale": "Operates and integrates vendor-specific cloud compute, storage, and hosting services.",
"slug": "cloud-platforms-managed-services",
"source": "db"
},
"input_skill": "Firebase",
"llm_role": null,
"roles_from_db": [
{
"display_name": "Fullstack Developer",
"id": 435,
"rationale": null,
"role_archetype": "Engineering",
"slug": "fullstack-developer",
"source": "db"
},
{
"display_name": "Fullstack Developer",
"id": 15,
"rationale": null,
"role_archetype": null,
"slug": "full-stack-engineer",
"source": "db"
},
{
"display_name": "Go Backend Developer",
"id": 81,
"rationale": null,
"role_archetype": "Engineering",
"slug": "go-backend-developer",
"source": "db"
},
{
"display_name": "Node.js Backend Developer",
"id": 82,
"rationale": null,
"role_archetype": "Engineering",
"slug": "node-backend-developer",
"source": "db"
}
]
},
{
"dimension": {
"difficulty_hint": "well_known",
"display_name": "Vendor Product Ecosystems",
"id": 385,
"rationale": "Leverages vendor-specific product families to build, deploy, and integrate cross-platform mobile applications.",
"slug": "vendor-product-ecosystems",
"source": "db"
},
"input_skill": "Firebase",
"llm_role": null,
"roles_from_db": [
{
"display_name": "Ionic Developer",
"id": 434,
"rationale": null,
"role_archetype": null,
"slug": "ionic-developer",
"source": "db"
}
]
}
],
"input_skill": "Firebase",
"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": "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",
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"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",
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},
{
"display_name": "Frontend Developer",
"id": 7,
"rationale": null,
"role_archetype": null,
"slug": "frontend-engineer",
"source": "db"
},
{
"display_name": "Fullstack Developer",
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"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": "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": [],
"canonical": null,
"dimensions": [],
"input_skill": "Testing",
"matched_via": null,
"new_alias_persisted": false,
"new_alias_text": null,
"new_skill_meta": {
"derived": {
"category": "Testing Tools",
"skill_nature": "PRACTICE",
"sub_category": "general",
"typical_lifespan": "EVERGREEN",
"version_strategy": "UNVERSIONED",
"volatility": "STABLE"
},
"enrichment": null,
"keep_log": [],
"locked_dimensions": [],
"merge_log": [],
"placed": null,
"relationships": null,
"skill_id": "testing",
"split_log": [],
"typed": null,
"warnings": []
},
"source_tag": "llm",
"was_in_llm_skills": true
},
{
"aliases_in_db": [],
"canonical": null,
"dimensions": [],
"input_skill": "Performance Optimization",
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"new_alias_persisted": false,
"new_alias_text": null,
"new_skill_meta": {
"derived": {
"category": "Software Engineering",
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"typical_lifespan": "MULTI_YEAR",
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"volatility": "MEDIUM"
},
"enrichment": null,
"keep_log": [],
"locked_dimensions": [],
"merge_log": [],
"placed": null,
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"typed": null,
"warnings": []
},
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"was_in_llm_skills": true
},
{
"aliases_in_db": [
{
"alias_text": "AI",
"alias_type": "CANONICAL",
"id": 1990,
"is_primary": false,
"match_strategy": "CASE_INSENSITIVE"
}
],
"canonical": {
"category_id": 2,
"display_name": "AI",
"id": 1347,
"is_also_category": false,
"is_extractable": true,
"skill_nature": "CONCEPT",
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"sub_category_id": 1020,
"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.",
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},
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"roles_from_db": []
}
],
"input_skill": "AI",
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"new_skill_meta": null,
"source_tag": "db",
"was_in_llm_skills": true
}
],
"unmatched_skills": [
"Android SDK",
"Firebase Cloud Functions",
"Testing",
"Performance Optimization"
]
}
API 3 — final-role-output
{
"chosen_role": {
"display_name": "Native Mobile Developer",
"id": 75,
"rationale": "Multi-alias tie (3 roles at 1.0) resolved by TIER_B_TITLE: Android Developer",
"role_archetype": "Engineering",
"slug": "native-mobile-developer",
"source": "db"
},
"chosen_role_resolution": "in_db",
"final_input_skills": [
{
"skill": "Kotlin",
"tag": "in_db"
},
{
"skill": "Android SDK",
"tag": "new"
},
{
"skill": "Firebase Cloud Functions",
"tag": "new"
},
{
"skill": "Firebase Authentication",
"tag": "in_db"
},
{
"skill": "Firebase",
"tag": "in_db"
},
{
"skill": "API",
"tag": "in_db"
},
{
"skill": "Testing",
"tag": "new"
},
{
"skill": "Performance Optimization",
"tag": "new"
},
{
"skill": "AI",
"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": 75,
"dimension": {
"difficulty_hint": "well_known",
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"rationale": "Core Java implementation skills used to build backend service logic, utilities, and internal abstractions. This is the primary coding surface for the role and includes language features plus JVM behavior that affect correctness and maintainability.",
"slug": "java-language-and-jvm",
"source": "db"
},
"dimension_id": 279,
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"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": "Java Backend Developer",
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"rationale": null,
"role_archetype": "Engineering",
"slug": "java-backend-developer",
"source": "db"
},
{
"display_name": "Kotlin Backend Developer",
"id": 84,
"rationale": null,
"role_archetype": "Engineering",
"slug": "kotlin-server-backend-developer",
"source": "db"
},
{
"display_name": "Scala Backend Developer",
"id": 87,
"rationale": null,
"role_archetype": "Engineering",
"slug": "scala-backend-developer",
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}
],
"skill_dimension_saved": true,
"skill_id": 2,
"skill_tag": "in_db",
"skipped_reason": null
},
{
"chosen_role_id": 75,
"dimension": {
"difficulty_hint": "well_known",
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"rationale": "Primary implementation languages for Android app features, platform integration, and client-side business logic. Android engineers use these languages to build screens, state flows, service adapters, and device-aware behavior.",
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},
"dimension_id": 161,
"input_skill": "Kotlin",
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"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": "Android Developer",
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"rationale": null,
"role_archetype": null,
"slug": "android-engineer",
"source": "db"
}
],
"skill_dimension_saved": true,
"skill_id": 2,
"skill_tag": "in_db",
"skipped_reason": null
},
{
"chosen_role_id": 75,
"dimension": {
"difficulty_hint": "well_known",
"display_name": "Native Mobile Languages",
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"rationale": "Primary implementation languages used to build platform-specific app features, UI logic, and device integrations. This is the core coding surface for native mobile work on one platform.",
"slug": "native-mobile-languages",
"source": "db"
},
"dimension_id": 274,
"input_skill": "Kotlin",
"llm_role": null,
"matched_chosen_role": true,
"outcome_line": "Existing dimension (library) \u00b7 Role\u2194dimension saved",
"role_dimension_saved": true,
"roles_from_db": [
{
"display_name": "Native Mobile Developer",
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"rationale": null,
"role_archetype": "Engineering",
"slug": "native-mobile-developer",
"source": "db"
}
],
"skill_dimension_saved": true,
"skill_id": 2,
"skill_tag": "in_db",
"skipped_reason": null
},
{
"chosen_role_id": 75,
"dimension": {
"difficulty_hint": "well_known",
"display_name": "Programming Languages",
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"rationale": "Primary implementation languages used to build client and server feature code. Full stack engineers need enough fluency to move across layers and implement product behavior end to end.",
"slug": "programming-languages",
"source": "db"
},
"dimension_id": 1,
"input_skill": "Kotlin",
"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": "Backend Developer",
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"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",
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"role_archetype": "Engineering",
"slug": "fullstack-developer",
"source": "db"
},
{
"display_name": "Fullstack Developer",
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"role_archetype": null,
"slug": "full-stack-engineer",
"source": "db"
}
],
"skill_dimension_saved": true,
"skill_id": 2,
"skill_tag": "in_db",
"skipped_reason": null
},
{
"chosen_role_id": 75,
"dimension": {
"difficulty_hint": "well_known",
"display_name": "Google \u0026 Firebase Services",
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"rationale": "Integrates Google-provided SDKs and Firebase services for analytics, remote configuration, data storage, authentication, billing, and mapping.",
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"source": "db"
},
"dimension_id": 165,
"input_skill": "Firebase Authentication",
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"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": "Android Developer",
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"role_archetype": null,
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}
],
"skill_dimension_saved": true,
"skill_id": 996,
"skill_tag": "in_db",
"skipped_reason": null
},
{
"chosen_role_id": 75,
"dimension": {
"difficulty_hint": "well_known",
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"rationale": "Operates and integrates vendor-specific cloud compute, storage, and hosting services.",
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"source": "db"
},
"dimension_id": 221,
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"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": "Fullstack Developer",
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"role_archetype": "Engineering",
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},
{
"display_name": "Fullstack Developer",
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"slug": "full-stack-engineer",
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},
{
"display_name": "Go Backend Developer",
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"role_archetype": "Engineering",
"slug": "go-backend-developer",
"source": "db"
},
{
"display_name": "Node.js Backend Developer",
"id": 82,
"rationale": null,
"role_archetype": "Engineering",
"slug": "node-backend-developer",
"source": "db"
}
],
"skill_dimension_saved": true,
"skill_id": 2468,
"skill_tag": "in_db",
"skipped_reason": null
},
{
"chosen_role_id": 75,
"dimension": {
"difficulty_hint": "well_known",
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"rationale": "Leverages vendor-specific product families to build, deploy, and integrate cross-platform mobile applications.",
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"source": "db"
},
"dimension_id": 385,
"input_skill": "Firebase",
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"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": "Ionic Developer",
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"role_archetype": null,
"slug": "ionic-developer",
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}
],
"skill_dimension_saved": true,
"skill_id": 2468,
"skill_tag": "in_db",
"skipped_reason": null
},
{
"chosen_role_id": 75,
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},
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"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",
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"role_archetype": "Engineering",
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},
{
"display_name": "Frontend Developer",
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"slug": "frontend-engineer",
"source": "db"
},
{
"display_name": "Fullstack Developer",
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"slug": "full-stack-engineer",
"source": "db"
},
{
"display_name": "Fullstack Developer",
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"role_archetype": "Engineering",
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},
{
"display_name": "React Frontend Developer",
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"rationale": null,
"role_archetype": "Engineering",
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"source": "db"
},
{
"display_name": "Svelte Frontend Developer",
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"rationale": null,
"role_archetype": "Engineering",
"slug": "svelte-frontend-developer",
"source": "db"
},
{
"display_name": "Vue Frontend Developer",
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"rationale": null,
"role_archetype": "Engineering",
"slug": "vue-frontend-developer",
"source": "db"
},
{
"display_name": "Web Developer",
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"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": 75,
"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": "AI",
"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": [],
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}