Pipeline run
59e28011-4184-40ee-ba48-2f7a290da4e7
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
Hybrid Mobile Developer
→React Native Developer
sub-role · 0.95 CASE Aslug: hybrid-mobile-developer · id: 11 · source: db · sub-role slug: react-native-developer
Multi-alias tie (4 roles at 1.0) resolved by TIER_A_KRA: React Native Developer
Resolution:
in_db
— role exists in library; skill↔dim and role↔dim links saved when applicable.
Job description
We are currently looking for a remote Senior Mobile Software Engineer with React Native proficiency and 3+ years of experience in mobile apps development (Android & iOS) to join our team. The customer is a US dental clinic network that provides hassle-free, personalized, and straightforward dental services. Responsibilities • Contribute to the application architecture design • Design, build and maintain React Native apps with clean code • Propose and implement innovative improvements • Work with the user interface, technology integration Requirements • 3+ years of experience in mobile apps development (Android & iOS) • React Native proficiency • Hands-on experience with Android Kotlin, Swift and iOS Objective-C • Experience in cross platform development • Familiarity with applications architecture • Awareness of the mobile app development trends • Ability to write a maintainable and testable code • English B1+ We offer • International projects with top brands • Work with global teams of highly skilled, diverse peers • Healthcare benefits • Employee financial programs • Paid time off and sick leave • Upskilling, reskilling and certification courses • Unlimited access to the LinkedIn Learning library and 22,000+ courses • Global career opportunities • Volunteer and community involvement opportunities • EPAM Employee Groups • Award-winning culture recognized by Glassdoor, Newsweek and LinkedIn
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
- React Native (CANONICAL) primary
Context tags (catalog)
Stored enrichment (catalog DB)
- Category
- Framework
- Sub-category
- Mobile App Framework
- Vendor
- Meta
- License
- mit
- Year introduced
- 2015
- Confidence
- 0.98
- Version strategy
- NOT_APPLICABLE
Maturity reasoning: React Native appears in many mobile engineer job descriptions and is widely used in production apps by major vendors, indicating strong hiring-pipeline demand rather than niche adoption.
Skill profile (library / DB)
- Skill nature
- FRAMEWORK
- Volatility
- STABLE
- Typical lifespan
- EVERGREEN
- Category id
- 5
- Sub-category id
- 2146
- Extractable
- True
- Also category
- False
Dimensions (API 2 worklist)
-
Cross-Platform Mobile UI Frameworks Catalog dimension db id 319
Library dimension (catalog)
Roles linked in library: React Native Developer
-
UI Frameworks and Rendering Catalog dimension db id 115
Library dimension (catalog)
Roles linked in library: Frontend Developer, Fullstack Developer, Fullstack Developer, Hybrid Mobile Developer, Ionic Developer, Web Developer
API 3 link attempts (this skill)
| Dimension | Skill↔dim | Role↔dim | Outcome |
|---|---|---|---|
|
Cross-Platform Mobile UI Frameworks
cross-platform-mobile-ui-frameworks
|
✓ | — | Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role) |
|
UI Frameworks and Rendering
ui-frameworks-and-rendering
|
✓ | ✓ | Existing dimension (library) · Role↔dimension saved |
Aliases — catalog
- Android (CANONICAL)
Context tags (catalog)
Stored enrichment (catalog DB)
- Category
- Platform
- Sub-category
- Mobile Platform
- Vendor
- License
- apache_2
- Year introduced
- 2008
- Confidence
- 0.95
- Version strategy
- NOT_APPLICABLE
Maturity reasoning: Android appears in large volumes of mobile job postings and remains a standard platform in hiring pipelines; Google continues active platform releases and OEM ecosystem support, indicating broad adoption.
Skill profile (library / DB)
- Skill nature
- PLATFORM
- Volatility
- STABLE
- Typical lifespan
- EVERGREEN
- Category id
- 9
- Sub-category id
- 1201
- 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) |
Aliases — catalog
- iOS (CANONICAL)
Context tags (catalog)
Stored enrichment (catalog DB)
- Category
- Platform
- Sub-category
- Mobile Operating Platform
- Vendor
- Apple Inc.
- License
- proprietary
- Year introduced
- 2007
- Confidence
- 0.93
- Version strategy
- NOT_APPLICABLE
Maturity reasoning: iOS is a mainstream mobile platform with high JD volume for Swift/iOS roles across consumer and enterprise apps; Apple continues active platform support and releases, indicating broad adoption rather than niche use.
Skill profile (library / DB)
- Skill nature
- PLATFORM
- Volatility
- STABLE
- Typical lifespan
- EVERGREEN
- Category id
- 9
- Sub-category id
- 1200
- 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) |
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 skipped (dimension not under chosen role) |
|
Programming Languages
programming-languages
|
✓ | — | Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role) |
Aliases — catalog
- Swift (CANONICAL) primary
- Swift 2.0 (VERSION)
- Swift 2.x (VERSION)
- Swift 3.0 (VERSION)
- Swift 3.x (VERSION)
- Swift 4.0 (VERSION)
- Swift 4.x (VERSION)
- Swift 5.0 (VERSION)
- Swift 5.x (VERSION)
- Swift 6.0 (VERSION)
- Swift 6.x (VERSION)
Context tags (catalog)
Stored enrichment (catalog DB)
- Category
- Language
- Sub-category
- Programming Language
- Vendor
- Apple
- License
- apache_2
- Year introduced
- 2014
- Confidence
- 0.99
- Version strategy
- NOT_APPLICABLE
Maturity reasoning: Swift is broadly used for iOS/macOS hiring; job postings commonly list it alongside UIKit/SwiftUI, and Apple continues to invest in it as the primary language for new app development.
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)
-
Native Mobile Languages Catalog dimension db id 274
Library dimension (catalog)
Roles linked in library: Native Mobile Developer
-
Swift and Objective-C Catalog dimension db id 81
Library dimension (catalog)
Roles linked in library: iOS Developer
API 3 link attempts (this skill)
| Dimension | Skill↔dim | Role↔dim | Outcome |
|---|---|---|---|
|
Native Mobile Languages
native-mobile-languages
|
✓ | — | Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role) |
|
Swift and Objective-C
swift-and-objective-c
|
✓ | — | Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role) |
Aliases — catalog
- Objective-C (CANONICAL) primary
Context tags (catalog)
Stored enrichment (catalog DB)
- Category
- Language
- Sub-category
- Programming Language
- Vendor
- Apple
- License
- other_open
- Year introduced
- 1984
- Confidence
- 0.99
- Version strategy
- NOT_APPLICABLE
Maturity reasoning: Objective-C still appears in iOS/macOS legacy maintenance JDs, but most new Apple development listings now favor Swift, indicating a narrow, declining market signal.
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)
-
Native Mobile Languages Catalog dimension db id 274
Library dimension (catalog)
Roles linked in library: Native Mobile Developer
-
Swift and Objective-C Catalog dimension db id 81
Library dimension (catalog)
Roles linked in library: iOS Developer
API 3 link attempts (this skill)
| Dimension | Skill↔dim | Role↔dim | Outcome |
|---|---|---|---|
|
Native Mobile Languages
native-mobile-languages
|
✓ | — | Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role) |
|
Swift and Objective-C
swift-and-objective-c
|
✓ | — | 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
- Development Methodologies
- 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 |
|---|---|---|---|---|---|---|
| React Native | in_db |
Cross-Platform Mobile UI Frameworks
cross-platform-mobile-ui-frameworks
|
✓ | — | Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role) | |
| React Native | in_db |
UI Frameworks and Rendering
ui-frameworks-and-rendering
|
✓ | ✓ | Existing dimension (library) · Role↔dimension saved | |
| Android | in_db |
React Frontend Development
d_init_01
|
✓ | — | Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role) | |
| iOS | in_db |
React Frontend Development
d_init_01
|
✓ | — | Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role) | |
| 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 skipped (dimension not under chosen role) | |
| Kotlin | in_db |
Programming Languages
programming-languages
|
✓ | — | Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role) | |
| Swift | in_db |
Native Mobile Languages
native-mobile-languages
|
✓ | — | Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role) | |
| Swift | in_db |
Swift and Objective-C
swift-and-objective-c
|
✓ | — | Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role) | |
| Objective-C | in_db |
Native Mobile Languages
native-mobile-languages
|
✓ | — | Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role) | |
| Objective-C | in_db |
Swift and Objective-C
swift-and-objective-c
|
✓ | — | Existing dimension (library) · Role↔dimension skipped (dimension not under chosen role) |
Library artifacts (this run)
| Kind | Detail | DB id |
|---|---|---|
| canonical_skill_proposed | Cross-Platform Development | type=Development Methodologies 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": "The customer is a US",
"last_5_words": "and straightforward dental services."
},
"text": "The customer is a US dental clinic network that provides hassle-free, personalized, and straightforward dental services.",
"word_count": 21
},
"certifications": [],
"company_name": "EPAM",
"ctc": null,
"domain": {
"primary": {
"aliases": [
"HealthTech",
"Dental Services"
],
"domain": "Healthcare"
},
"secondary": null
},
"education": [],
"experience": {
"max": null,
"min": 3,
"raw": "3+ years of experience in mobile apps development (Android \u0026 iOS)"
},
"job_locations": [
{
"aliases": [],
"city": null,
"country": "United States",
"state": null,
"work_mode": "remote"
}
],
"role": "Senior Mobile Software Engineer",
"role_aliases": [
"Mobile Engineer",
"Mobile Developer",
"React Native Developer"
],
"role_archetype": "Engineering",
"roles_and_responsibilities": [
{
"bullet_count": 4,
"heading": "Responsibilities",
"heading_was_present": true,
"source_marker": {
"first_5_words": "\u2022 Contribute to the application",
"last_5_words": "interface, technology integration"
},
"text": "\u2022 Contribute to the application architecture design\n\u2022 Design, build and maintain React Native apps with clean code\n\u2022 Propose and implement innovative improvements\n\u2022 Work with the user interface, technology integration",
"word_count": 41
},
{
"bullet_count": 8,
"heading": "Requirements",
"heading_was_present": true,
"source_marker": {
"first_5_words": "\u2022 3+ years of experience in",
"last_5_words": "and testable code\n\u2022 English B1+"
},
"text": "\u2022 3+ years of experience in mobile apps development (Android \u0026 iOS)\n\u2022 React Native proficiency\n\u2022 Hands-on experience with Android Kotlin, Swift and iOS Objective-C\n\u2022 Experience in cross platform development\n\u2022 Familiarity with applications architecture\n\u2022 Awareness of the mobile app development trends\n\u2022 Ability to write a maintainable and testable code\n\u2022 English B1+",
"word_count": 66
}
],
"urls": []
}
API 1 — extract-from-jd click to toggle
{
"final_skills": [
{
"is_primary": true,
"skill_name": "React Native"
},
{
"is_primary": true,
"skill_name": "Android"
},
{
"is_primary": true,
"skill_name": "iOS"
},
{
"is_primary": true,
"skill_name": "Kotlin"
},
{
"is_primary": true,
"skill_name": "Swift"
},
{
"is_primary": true,
"skill_name": "Objective-C"
},
{
"is_primary": false,
"skill_name": "Cross-Platform Development"
}
],
"jd_role": {
"display_name": "Senior Mobile Software Engineer",
"rationale": null,
"role_aliases": [
"Mobile Engineer",
"Mobile Developer",
"React Native Developer"
],
"role_archetype": "Engineering",
"slug": ""
},
"nano_parsed": {
"JD_type": "pass",
"about_company": {
"source_marker": {
"first_5_words": "The customer is a US",
"last_5_words": "and straightforward dental services."
},
"text": "The customer is a US dental clinic network that provides hassle-free, personalized, and straightforward dental services.",
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},
"certifications": [],
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"ctc": null,
"domain": {
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"aliases": [
"HealthTech",
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],
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},
"secondary": null
},
"education": [],
"experience": {
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"min": 3,
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},
"job_locations": [
{
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"city": null,
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"state": null,
"work_mode": "remote"
}
],
"role": "Senior Mobile Software Engineer",
"role_aliases": [
"Mobile Engineer",
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],
"role_archetype": "Engineering",
"roles_and_responsibilities": [
{
"bullet_count": 4,
"heading": "Responsibilities",
"heading_was_present": true,
"source_marker": {
"first_5_words": "\u2022 Contribute to the application",
"last_5_words": "interface, technology integration"
},
"text": "\u2022 Contribute to the application architecture design\n\u2022 Design, build and maintain React Native apps with clean code\n\u2022 Propose and implement innovative improvements\n\u2022 Work with the user interface, technology integration",
"word_count": 41
},
{
"bullet_count": 8,
"heading": "Requirements",
"heading_was_present": true,
"source_marker": {
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"last_5_words": "and testable code\n\u2022 English B1+"
},
"text": "\u2022 3+ years of experience in mobile apps development (Android \u0026 iOS)\n\u2022 React Native proficiency\n\u2022 Hands-on experience with Android Kotlin, Swift and iOS Objective-C\n\u2022 Experience in cross platform development\n\u2022 Familiarity with applications architecture\n\u2022 Awareness of the mobile app development trends\n\u2022 Ability to write a maintainable and testable code\n\u2022 English B1+",
"word_count": 66
}
],
"urls": []
},
"rejected": false,
"rejection_reason": null,
"run_id": "59e28011-4184-40ee-ba48-2f7a290da4e7",
"stage3_signals": {
"alias_found": true,
"alias_match_roles": [
{
"display_name": "Native Mobile Developer",
"kra_matches": null,
"matched_count": null,
"matched_skills": null,
"role_id": 75,
"score": 1.0,
"slug": "native-mobile-developer",
"total_count": null
},
{
"display_name": "Hybrid Mobile Developer",
"kra_matches": null,
"matched_count": null,
"matched_skills": null,
"role_id": 11,
"score": 1.0,
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},
{
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"matched_skills": null,
"role_id": 4,
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},
{
"display_name": "React Native Developer",
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"matched_count": null,
"matched_skills": null,
"role_id": 73,
"score": 1.0,
"slug": "react-native-developer",
"total_count": null
}
],
"kra_match_roles": [
{
"display_name": "React Native Developer",
"kra_matches": [
{
"kra_text": "maintain code quality",
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"similarity": 0.651
},
{
"kra_text": "Implement mobile screens and flows",
"sentence": "Awareness of the mobile app development trends",
"similarity": 0.4724
},
{
"kra_text": "Implement mobile screens and flows",
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],
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},
{
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{
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"similarity": 0.5678
},
{
"kra_text": "Collaborates with UX designers to refine interaction details, animations, responsive breakpoints, and micro-interaction behavior.",
"sentence": "Work with the user interface, technology integration",
"similarity": 0.5294
},
{
"kra_text": "Maintains reusable component libraries, design system tokens, and shared UI patterns across the application to ensure visual and behavioral consistency.",
"sentence": "Contribute to the application architecture design",
"similarity": 0.4719
}
],
"matched_count": null,
"matched_skills": null,
"role_id": 7,
"score": 0.523,
"slug": "frontend-engineer",
"total_count": null
},
{
"display_name": ".NET Backend Developer",
"kra_matches": [
{
"kra_text": "backend code refactoring and maintenance",
"sentence": "Ability to write a maintainable and testable code",
"similarity": 0.5271
},
{
"kra_text": "service interface design and implementation",
"sentence": "Work with the user interface, technology integration",
"similarity": 0.5212
},
{
"kra_text": "service interface design and implementation",
"sentence": "Contribute to the application architecture design",
"similarity": 0.4927
}
],
"matched_count": null,
"matched_skills": null,
"role_id": 83,
"score": 0.5136,
"slug": "dotnet-backend-developer",
"total_count": null
},
{
"display_name": "Fullstack Developer",
"kra_matches": [
{
"kra_text": "Works closely with product managers and UX designers to translate requirements and wireframes into working software features through iterative development.",
"sentence": "Work with the user interface, technology integration",
"similarity": 0.5207
},
{
"kra_text": "Builds and integrates client-side React or Vue components with server-side Node.js or Django APIs, managing bidirectional data flow across frontend and backend layers.",
"sentence": "Design, build and maintain React Native apps with clean code",
"similarity": 0.5067
},
{
"kra_text": "Writes application logic across the presentation layer, service layer, and data access layer of web applications following MVC or clean architecture patterns.",
"sentence": "Contribute to the application architecture design",
"similarity": 0.4975
}
],
"matched_count": null,
"matched_skills": null,
"role_id": 15,
"score": 0.5083,
"slug": "full-stack-engineer",
"total_count": null
},
{
"display_name": "Go Backend Developer",
"kra_matches": [
{
"kra_text": "code review and testing support",
"sentence": "Ability to write a maintainable and testable code",
"similarity": 0.536
},
{
"kra_text": "service interface design",
"sentence": "Work with the user interface, technology integration",
"similarity": 0.5078
},
{
"kra_text": "service interface design",
"sentence": "Contribute to the application architecture design",
"similarity": 0.4756
}
],
"matched_count": null,
"matched_skills": null,
"role_id": 81,
"score": 0.5065,
"slug": "go-backend-developer",
"total_count": null
}
],
"skill_match_roles": [
{
"display_name": "Native Mobile Developer",
"kra_matches": null,
"matched_count": 3,
"matched_skills": [
"Kotlin",
"Objective-C",
"Swift"
],
"role_id": 75,
"score": 0.5,
"slug": "native-mobile-developer",
"total_count": 6
},
{
"display_name": "Fullstack Developer",
"kra_matches": null,
"matched_count": 2,
"matched_skills": [
"Kotlin",
"React Native"
],
"role_id": 15,
"score": 0.3333,
"slug": "full-stack-engineer",
"total_count": 6
},
{
"display_name": "Fullstack Developer",
"kra_matches": null,
"matched_count": 2,
"matched_skills": [
"Kotlin",
"React Native"
],
"role_id": 435,
"score": 0.3333,
"slug": "fullstack-developer",
"total_count": 6
},
{
"display_name": "iOS Developer",
"kra_matches": null,
"matched_count": 2,
"matched_skills": [
"Objective-C",
"Swift"
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API 2 — extract-details
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"new_alias_text": null,
"new_skill_meta": null,
"source_tag": "db",
"was_in_llm_skills": true
},
{
"aliases_in_db": [
{
"alias_text": "Kotlin",
"alias_type": "CANONICAL",
"id": 24,
"is_primary": true,
"match_strategy": "CASE_INSENSITIVE"
},
{
"alias_text": "kotlin 1.9",
"alias_type": "VERSION",
"id": 3102,
"is_primary": false,
"match_strategy": "CASE_INSENSITIVE"
},
{
"alias_text": "kotlin 1.9.0",
"alias_type": "VERSION",
"id": 3104,
"is_primary": false,
"match_strategy": "CASE_INSENSITIVE"
},
{
"alias_text": "kotlin 1.9.1",
"alias_type": "VERSION",
"id": 3105,
"is_primary": false,
"match_strategy": "CASE_INSENSITIVE"
},
{
"alias_text": "kotlin 1.9.10",
"alias_type": "VERSION",
"id": 3107,
"is_primary": false,
"match_strategy": "CASE_INSENSITIVE"
},
{
"alias_text": "kotlin 1.9.x",
"alias_type": "VERSION",
"id": 3106,
"is_primary": false,
"match_strategy": "CASE_INSENSITIVE"
},
{
"alias_text": "kotlin-1.9",
"alias_type": "VERSION",
"id": 3103,
"is_primary": false,
"match_strategy": "CASE_INSENSITIVE"
}
],
"canonical": {
"category_id": 6,
"display_name": "Kotlin",
"id": 2,
"is_also_category": false,
"is_extractable": true,
"skill_nature": "LANGUAGE",
"slug": "kotlin",
"sub_category_id": 96,
"typical_lifespan": "EVERGREEN",
"volatility": "STABLE"
},
"dimensions": [
{
"dimension": {
"difficulty_hint": "well_known",
"display_name": "Java Language and JVM",
"id": 279,
"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"
},
"input_skill": "Kotlin",
"llm_role": null,
"roles_from_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": "Scala Backend Developer",
"id": 87,
"rationale": null,
"role_archetype": "Engineering",
"slug": "scala-backend-developer",
"source": "db"
}
]
},
{
"dimension": {
"difficulty_hint": "well_known",
"display_name": "Kotlin and Java",
"id": 161,
"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.",
"slug": "kotlin-and-java",
"source": "db"
},
"input_skill": "Kotlin",
"llm_role": null,
"roles_from_db": [
{
"display_name": "Android Developer",
"id": 4,
"rationale": null,
"role_archetype": null,
"slug": "android-engineer",
"source": "db"
}
]
},
{
"dimension": {
"difficulty_hint": "well_known",
"display_name": "Native Mobile Languages",
"id": 274,
"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"
},
"input_skill": "Kotlin",
"llm_role": null,
"roles_from_db": [
{
"display_name": "Native Mobile Developer",
"id": 75,
"rationale": null,
"role_archetype": "Engineering",
"slug": "native-mobile-developer",
"source": "db"
}
]
},
{
"dimension": {
"difficulty_hint": "well_known",
"display_name": "Programming Languages",
"id": 1,
"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"
},
"input_skill": "Kotlin",
"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"
}
]
}
],
"input_skill": "Kotlin",
"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": "Swift",
"alias_type": "CANONICAL",
"id": 756,
"is_primary": true,
"match_strategy": "CASE_INSENSITIVE"
},
{
"alias_text": "Swift 2.0",
"alias_type": "VERSION",
"id": 757,
"is_primary": false,
"match_strategy": "CASE_INSENSITIVE"
},
{
"alias_text": "Swift 2.x",
"alias_type": "VERSION",
"id": 758,
"is_primary": false,
"match_strategy": "CASE_INSENSITIVE"
},
{
"alias_text": "Swift 3.0",
"alias_type": "VERSION",
"id": 759,
"is_primary": false,
"match_strategy": "CASE_INSENSITIVE"
},
{
"alias_text": "Swift 3.x",
"alias_type": "VERSION",
"id": 760,
"is_primary": false,
"match_strategy": "CASE_INSENSITIVE"
},
{
"alias_text": "Swift 4.0",
"alias_type": "VERSION",
"id": 761,
"is_primary": false,
"match_strategy": "CASE_INSENSITIVE"
},
{
"alias_text": "Swift 4.x",
"alias_type": "VERSION",
"id": 762,
"is_primary": false,
"match_strategy": "CASE_INSENSITIVE"
},
{
"alias_text": "Swift 5.0",
"alias_type": "VERSION",
"id": 763,
"is_primary": false,
"match_strategy": "CASE_INSENSITIVE"
},
{
"alias_text": "Swift 5.x",
"alias_type": "VERSION",
"id": 764,
"is_primary": false,
"match_strategy": "CASE_INSENSITIVE"
},
{
"alias_text": "Swift 6.0",
"alias_type": "VERSION",
"id": 765,
"is_primary": false,
"match_strategy": "CASE_INSENSITIVE"
},
{
"alias_text": "Swift 6.x",
"alias_type": "VERSION",
"id": 766,
"is_primary": false,
"match_strategy": "CASE_INSENSITIVE"
}
],
"canonical": {
"category_id": 6,
"display_name": "Swift",
"id": 440,
"is_also_category": false,
"is_extractable": true,
"skill_nature": "LANGUAGE",
"slug": "swift",
"sub_category_id": 96,
"typical_lifespan": "EVERGREEN",
"volatility": "STABLE"
},
"dimensions": [
{
"dimension": {
"difficulty_hint": "well_known",
"display_name": "Native Mobile Languages",
"id": 274,
"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"
},
"input_skill": "Swift",
"llm_role": null,
"roles_from_db": [
{
"display_name": "Native Mobile Developer",
"id": 75,
"rationale": null,
"role_archetype": "Engineering",
"slug": "native-mobile-developer",
"source": "db"
}
]
},
{
"dimension": {
"difficulty_hint": "well_known",
"display_name": "Swift and Objective-C",
"id": 81,
"rationale": "Primary implementation languages for native iOS app features, platform APIs, and client-side business logic. This is the core coding surface for building and maintaining iPhone and iPad experiences.",
"slug": "swift-and-objective-c",
"source": "db"
},
"input_skill": "Swift",
"llm_role": null,
"roles_from_db": [
{
"display_name": "iOS Developer",
"id": 6,
"rationale": null,
"role_archetype": null,
"slug": "ios-engineer",
"source": "db"
}
]
}
],
"input_skill": "Swift",
"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": "Objective-C",
"alias_type": "CANONICAL",
"id": 767,
"is_primary": true,
"match_strategy": "CASE_INSENSITIVE"
}
],
"canonical": {
"category_id": 6,
"display_name": "Objective-C",
"id": 441,
"is_also_category": false,
"is_extractable": true,
"skill_nature": "LANGUAGE",
"slug": "objective-c",
"sub_category_id": 96,
"typical_lifespan": "EVERGREEN",
"volatility": "STABLE"
},
"dimensions": [
{
"dimension": {
"difficulty_hint": "well_known",
"display_name": "Native Mobile Languages",
"id": 274,
"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"
},
"input_skill": "Objective-C",
"llm_role": null,
"roles_from_db": [
{
"display_name": "Native Mobile Developer",
"id": 75,
"rationale": null,
"role_archetype": "Engineering",
"slug": "native-mobile-developer",
"source": "db"
}
]
},
{
"dimension": {
"difficulty_hint": "well_known",
"display_name": "Swift and Objective-C",
"id": 81,
"rationale": "Primary implementation languages for native iOS app features, platform APIs, and client-side business logic. This is the core coding surface for building and maintaining iPhone and iPad experiences.",
"slug": "swift-and-objective-c",
"source": "db"
},
"input_skill": "Objective-C",
"llm_role": null,
"roles_from_db": [
{
"display_name": "iOS Developer",
"id": 6,
"rationale": null,
"role_archetype": null,
"slug": "ios-engineer",
"source": "db"
}
]
}
],
"input_skill": "Objective-C",
"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": "Cross-Platform Development",
"matched_via": null,
"new_alias_persisted": false,
"new_alias_text": null,
"new_skill_meta": {
"derived": {
"category": "Development Methodologies",
"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": "cross-platform-development",
"split_log": [],
"typed": null,
"warnings": []
},
"source_tag": "llm",
"was_in_llm_skills": true
}
],
"unmatched_skills": [
"Cross-Platform Development"
]
}
API 3 — final-role-output
{
"chosen_role": {
"display_name": "Hybrid Mobile Developer",
"id": 11,
"rationale": "Multi-alias tie (4 roles at 1.0) resolved by TIER_A_KRA: React Native Developer",
"role_archetype": null,
"slug": "hybrid-mobile-developer",
"source": "db"
},
"chosen_role_resolution": "in_db",
"final_input_skills": [
{
"skill": "React Native",
"tag": "in_db"
},
{
"skill": "Android",
"tag": "in_db"
},
{
"skill": "iOS",
"tag": "in_db"
},
{
"skill": "Kotlin",
"tag": "in_db"
},
{
"skill": "Swift",
"tag": "in_db"
},
{
"skill": "Objective-C",
"tag": "in_db"
},
{
"skill": "Cross-Platform Development",
"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": 11,
"dimension": {
"difficulty_hint": "well_known",
"display_name": "Cross-Platform Mobile UI Frameworks",
"id": 319,
"rationale": "Frameworks, rendering models, and component libraries used to build shared mobile screens, layouts, and interactive experiences across platforms. This includes React Native and related tooling such as React Native CLI and Expo, as well as cross-platform UI libraries and interaction patterns like React Native Paper, NativeBase, gesture handlers, and animated components; it also covers comparable hybrid mobile UI frameworks such as Flutter. Excludes browser-only frontend frameworks and native platform UI toolkits such as SwiftUI, UIKit, Jetpack Compose, and Android Views.",
"slug": "cross-platform-mobile-ui-frameworks",
"source": "db"
},
"dimension_id": 319,
"input_skill": "React Native",
"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": "React Native Developer",
"id": 73,
"rationale": null,
"role_archetype": "Engineering",
"slug": "react-native-developer",
"source": "db"
}
],
"skill_dimension_saved": true,
"skill_id": 1040,
"skill_tag": "in_db",
"skipped_reason": null
},
{
"chosen_role_id": 11,
"dimension": {
"difficulty_hint": "well_known",
"display_name": "UI Frameworks and Rendering",
"id": 115,
"rationale": "Component frameworks and rendering models used to build browser screens, reusable UI, and interactive client flows. This is a core cluster because frontend engineers spend much of their time composing and updating view hierarchies.",
"slug": "ui-frameworks-and-rendering",
"source": "db"
},
"dimension_id": 115,
"input_skill": "React Native",
"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": "Frontend Developer",
"id": 7,
"rationale": null,
"role_archetype": null,
"slug": "frontend-engineer",
"source": "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": "Hybrid Mobile Developer",
"id": 11,
"rationale": null,
"role_archetype": null,
"slug": "hybrid-mobile-developer",
"source": "db"
},
{
"display_name": "Ionic Developer",
"id": 434,
"rationale": null,
"role_archetype": null,
"slug": "ionic-developer",
"source": "db"
},
{
"display_name": "Web Developer",
"id": 25,
"rationale": null,
"role_archetype": null,
"slug": "web-developer",
"source": "db"
}
],
"skill_dimension_saved": true,
"skill_id": 1040,
"skill_tag": "in_db",
"skipped_reason": null
},
{
"chosen_role_id": 11,
"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": "Android",
"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": 1595,
"skill_tag": "in_db",
"skipped_reason": null
},
{
"chosen_role_id": 11,
"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": "iOS",
"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": 1594,
"skill_tag": "in_db",
"skipped_reason": null
},
{
"chosen_role_id": 11,
"dimension": {
"difficulty_hint": "well_known",
"display_name": "Java Language and JVM",
"id": 279,
"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,
"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": "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": "Scala Backend Developer",
"id": 87,
"rationale": null,
"role_archetype": "Engineering",
"slug": "scala-backend-developer",
"source": "db"
}
],
"skill_dimension_saved": true,
"skill_id": 2,
"skill_tag": "in_db",
"skipped_reason": null
},
{
"chosen_role_id": 11,
"dimension": {
"difficulty_hint": "well_known",
"display_name": "Kotlin and Java",
"id": 161,
"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.",
"slug": "kotlin-and-java",
"source": "db"
},
"dimension_id": 161,
"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": "Android Developer",
"id": 4,
"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": 11,
"dimension": {
"difficulty_hint": "well_known",
"display_name": "Native Mobile Languages",
"id": 274,
"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": false,
"outcome_line": "Existing dimension (library) \u00b7 Role\u2194dimension skipped (dimension not under chosen role)",
"role_dimension_saved": false,
"roles_from_db": [
{
"display_name": "Native Mobile Developer",
"id": 75,
"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": 11,
"dimension": {
"difficulty_hint": "well_known",
"display_name": "Programming Languages",
"id": 1,
"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",
"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"
}
],
"skill_dimension_saved": true,
"skill_id": 2,
"skill_tag": "in_db",
"skipped_reason": null
},
{
"chosen_role_id": 11,
"dimension": {
"difficulty_hint": "well_known",
"display_name": "Native Mobile Languages",
"id": 274,
"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": "Swift",
"llm_role": null,
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},
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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)",
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"roles_from_db": [
{
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],
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{
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],
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],
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}
LLM Calls
Every model call made for this run, in pipeline order. Click a card to see the model's response.