gvergnaud Gabriel Vergnaud
Type-level TypeScript nerd — Author of type-level-typescript.com, TS-Pattern, HOTScript
EVIDENCE BASE
50
Repositories
4589
Commits
4292
Files analyzed
43
Technologies
356
Evidence
119
Active months
Based on 50 repository passports · 42/50 current
ENGINEERING PROFILE
Frontend90%
Backend35%
Testing54%
DevOps88%
CORE TECHNOLOGIES
HR: name + projects · Lead: + files/LOC · persistence Core≥4
JavaScript Core
LANGUAGE · 37/50 repos · 793 files · 126957 LOC
Depth 70 · HIGH
Rust Recurring
LANGUAGE · 2/50 repos · 563 files · 209959 LOC
Depth 70 · HIGH
TypeScript Core
LANGUAGE · 13/50 repos · 276 files · 36031 LOC
Depth 70 · HIGH
JSON Core
LANGUAGE · 38/50 repos · 249 files · 184868 LOC
Depth 70 · HIGH
Markdown Core
LANGUAGE · 35/50 repos · 213 files · 30166 LOC
Depth 70 · HIGH
Python Emerging
LANGUAGE · 1/50 repos · 172 files · 28556 LOC
Depth 70 · HIGH
React Core
FRAMEWORK · 16/50 repos · 159 files · 11140 LOC
Depth 62 · HIGH
MongoDB Recurring
DATABASE · 3/50 repos · 77 files · 13286 LOC
Depth 65 · HIGH
PHP Recurring
LANGUAGE · 3/50 repos · 49 files · 10685 LOC
Depth 70 · HIGH
ESLint Core
QUALITY · 18/50 repos · 46 files · 123772 LOC
Depth 65 · HIGH
npm Core
BUILD_TOOL · 35/50 repos · 35 files · 350 LOC
Depth 80 · HIGH
Serde Emerging
LIBRARY · 1/50 repos · 34 files · 9047 LOC
Depth 74 · HIGH
Shell Recurring
LANGUAGE · 3/50 repos · 28 files · 5034 LOC
Depth 70 · HIGH
Prettier Core
QUALITY · 10/50 repos · 27 files · 87207 LOC
Depth 65 · HIGH
Webpack Core
BUILD_TOOL · 9/50 repos · 27 files · 1029 LOC
Depth 62 · HIGH
TOML Recurring
LANGUAGE · 2/50 repos · 17 files · 1054 LOC
Depth 70 · HIGH
Swift Emerging
LANGUAGE · 1/50 repos · 16 files · 1997 LOC
Depth 70 · HIGH
Next.js Core
FRAMEWORK · 4/50 repos · 15 files · 4563 LOC
Depth 70 · HIGH
Express Core
FRAMEWORK · 11/50 repos · 11 files · 237 LOC
Depth 43 · HIGH
Redux Core
LIBRARY · 5/50 repos · 11 files · 209 LOC
Depth 56 · HIGH
Redis Recurring
CACHE · 2/50 repos · 11 files · 10335 LOC
Depth 84 · HIGH
C++ Emerging
LANGUAGE · 1/50 repos · 8 files · 557 LOC
Depth 70 · HIGH
YAML Core
LANGUAGE · 6/50 repos · 7 files · 373 LOC
Depth 70 · HIGH
React Router Recurring
LIBRARY · 3/50 repos · 6 files · 143 LOC
Depth 41 · HIGH
Yarn Core
BUILD_TOOL · 5/50 repos · 5 files · 50 LOC
Depth 80 · HIGH
Socket.IO Core
LIBRARY · 5/50 repos · 4 files · 69 LOC
Depth 43 · HIGH
Vue Emerging
FRAMEWORK · 1/50 repos · 3 files · 4335 LOC
Depth 66 · HIGH
GraphQL Recurring
LIBRARY · 2/50 repos · 3 files · 773 LOC
Depth 58 · HIGH
Cargo Recurring
BUILD_TOOL · 2/50 repos · 2 files · 20 LOC
Depth 80 · HIGH
debug Recurring
LIBRARY · 2/50 repos · 2 files · 173 LOC
Depth 58 · HIGH
SQL Emerging
LANGUAGE · 1/50 repos · 2 files · 210 LOC
Depth 70 · HIGH
Svelte Emerging
FRAMEWORK · 1/50 repos · 1 files · 889 LOC
Depth 58 · HIGH
Lodash Core
LIBRARY · 10/50 repos · 1 files · 125 LOC
Depth 58 · HIGH
body-parser Recurring
LIBRARY · 2/50 repos · 1 files · 34 LOC
Vitest Emerging
TESTING · 1/50 repos · 1 files · 182 LOC
Depth 58 · HIGH
Composer Emerging
BUILD_TOOL · 1/50 repos · 1 files · 10 LOC
Depth 80 · HIGH
Tailwind CSS Emerging
LIBRARY · 1/50 repos · 1 files · 19 LOC
Depth 42 · HIGH
Vite Emerging
BUILD_TOOL · 1/50 repos · 1 files · 71 LOC
Depth 58 · HIGH
RabbitMQ Emerging
MESSAGE_BROKER · 1/50 repos · 1 files · 15576 LOC
Depth 61 · HIGH
XML Emerging
LANGUAGE · 1/50 repos · 1 files · 24 LOC
Depth 70 · HIGH
Jest Core
TESTING · 7/50 repos · 0 files · 0 LOC
Mocha Core
TESTING · 4/50 repos · 0 files · 0 LOC
Testing Library Emerging
TESTING · 1/50 repos · 0 files · 0 LOC
ENGINEERING HABITS
containerizationabsent
automated_testsobserved
documentationobserved
lintingobserved
formattingobserved
continuous_integrationobserved
Not observed ≠ does not know
PROJECT PORTFOLIO
ACTIVITY & OWNERSHIP
Active months 119
Commits 4589
Owner authored 87%
PRIMARY PROFILE — HR VIEW
FrontendJavaScript · Rust · TypeScriptHigh ownership
In 30 sec: direction — frontend, core — JavaScript · Rust · TypeScript, 50 repos 2014 — 2026. No LOC or files — stability only.
DEVELOPER SIGNATURE
JavaScriptRustTypeScriptJSONMarkdownHigh ownership
TECHNOLOGY EVOLUTION
2023
JavaScript · React
2024
TypeScript · Next.js
2025
TypeScript · PostgreSQL
2026
TS + Next
COMMUNITY / IMPACT not a skill rating
Stars 19263
Forks 273
Watchers 71
EVERYTHING ABOVE IS TRACEABLE
50 repositories · 4589 commits · 4292 files · 356 evidence
Absence of a technology in the passport does not imply lack of experience