tjx666 YuTengjing
day day up.
EVIDENCE BASE
50
Repositories
3147
Commits
3413
Files analyzed
45
Technologies
537
Evidence
94
Active months
Based on 50 repository passports · 49/50 current
ENGINEERING PROFILE
Frontend97%
Backend24%
Testing89%
DevOps93%
CORE TECHNOLOGIES
HR: name + projects · Lead: + files/LOC · persistence Core≥4
TypeScript Core
LANGUAGE · 40/50 repos · 791 files · 53168 LOC
Depth 42 · HIGH
JavaScript Core
LANGUAGE · 36/50 repos · 489 files · 25848 LOC
Depth 70 · HIGH
JSON Core
LANGUAGE · 46/50 repos · 369 files · 396687 LOC
Depth 70 · HIGH
Markdown Core
LANGUAGE · 49/50 repos · 205 files · 25063 LOC
Depth 70 · HIGH
ESLint Core
QUALITY · 39/50 repos · 181 files · 262888 LOC
Depth 77 · HIGH
Prettier Core
QUALITY · 32/50 repos · 134 files · 192531 LOC
Depth 81 · HIGH
React Core
FRAMEWORK · 12/50 repos · 132 files · 5842 LOC
Depth 66 · HIGH
XML Core
LANGUAGE · 6/50 repos · 107 files · 3447 LOC
Depth 70 · HIGH
YAML Core
LANGUAGE · 35/50 repos · 71 files · 124555 LOC
Depth 70 · HIGH
Webpack Core
BUILD_TOOL · 11/50 repos · 52 files · 2971 LOC
Depth 74 · HIGH
npm Core
BUILD_TOOL · 45/50 repos · 45 files · 450 LOC
Depth 80 · HIGH
Vue Core
FRAMEWORK · 10/50 repos · 29 files · 2754 LOC
Depth 58 · HIGH
pnpm Core
BUILD_TOOL · 26/50 repos · 26 files · 260 LOC
Depth 80 · HIGH
Java Recurring
LANGUAGE · 2/50 repos · 24 files · 696 LOC
Depth 70 · HIGH
React Router Core
LIBRARY · 7/50 repos · 18 files · 495 LOC
Depth 51 · HIGH
Zod Emerging
LIBRARY · 1/50 repos · 14 files · 721 LOC
Depth 74 · HIGH
MongoDB Core
DATABASE · 6/50 repos · 13 files · 5689 LOC
Depth 61 · HIGH
Spring Framework Emerging
FRAMEWORK · 1/50 repos · 12 files · 294 LOC
Depth 74 · HIGH
Lodash Core
LIBRARY · 6/50 repos · 9 files · 195 LOC
Depth 62 · HIGH
Yarn Core
BUILD_TOOL · 8/50 repos · 8 files · 80 LOC
Depth 80 · HIGH
Express Recurring
FRAMEWORK · 2/50 repos · 8 files · 272 LOC
Depth 74 · HIGH
Lombok Emerging
LIBRARY · 1/50 repos · 8 files · 239 LOC
Depth 74 · HIGH
Gradle Core
LANGUAGE · 4/50 repos · 7 files · 247 LOC
Depth 70 · HIGH
Spring Boot Emerging
FRAMEWORK · 1/50 repos · 6 files · 97 LOC
Depth 74 · HIGH
Axios Core
LIBRARY · 5/50 repos · 6 files · 376 LOC
Depth 70 · HIGH
Vitest Recurring
TESTING · 3/50 repos · 5 files · 243 LOC
Depth 37 · HIGH
JUnit Emerging
TESTING · 1/50 repos · 4 files · 79 LOC
Depth 70 · HIGH
GraphQL Recurring
LIBRARY · 2/50 repos · 4 files · 1931 LOC
Depth 70 · HIGH
Vite Recurring
BUILD_TOOL · 3/50 repos · 4 files · 86 LOC
Depth 37 · HIGH
Svelte Recurring
FRAMEWORK · 2/50 repos · 2 files · 874 LOC
Depth 58 · HIGH
Next.js Recurring
FRAMEWORK · 2/50 repos · 2 files · 5683 LOC
Depth 54 · HIGH
debug Emerging
LIBRARY · 1/50 repos · 2 files · 173 LOC
Depth 66 · HIGH
Redux Recurring
LIBRARY · 3/50 repos · 2 files · 27 LOC
Redis Recurring
CACHE · 2/50 repos · 2 files · 8995 LOC
Depth 61 · HIGH
SQL Emerging
LANGUAGE · 1/50 repos · 2 files · 66 LOC
Depth 70 · HIGH
Supertest Emerging
TESTING · 1/50 repos · 1 files · 43 LOC
Depth 34 · HIGH
PostgreSQL Emerging
DATABASE · 1/50 repos · 1 files · 100 LOC
Depth 65 · HIGH
Shell Emerging
LANGUAGE · 1/50 repos · 1 files · 11 LOC
Depth 70 · HIGH
Prisma Emerging
DATABASE · 1/50 repos · 1 files · 715 LOC
Depth 58 · HIGH
Jest Recurring
TESTING · 2/50 repos · 1 files · 14 LOC
Depth 43 · HIGH
C++ Emerging
LANGUAGE · 1/50 repos · 1 files · 10 LOC
Depth 70 · HIGH
JSON Web Tokens Emerging
SECURITY · 1/50 repos · 0 files · 0 LOC
Tailwind CSS Recurring
LIBRARY · 2/50 repos · 0 files · 0 LOC
Mocha Core
TESTING · 20/50 repos · 0 files · 0 LOC
esbuild Core
BUILD_TOOL · 12/50 repos · 0 files · 0 LOC
ENGINEERING HABITS
containerizationabsent
automated_testsobserved
documentationobserved
lintingobserved
formattingobserved
continuous_integrationobserved
Not observed ≠ does not know
PROJECT PORTFOLIO
vote Markdown
awesome-chrome-extension-boilerplate Prettier
open-in-external-app ESLint
vscode-mcp ESLint
react-typescript-boilerplate Prettier
deep-in-fe Prettier
xianyu Webpack
ACTIVITY & OWNERSHIP
Active months 94
Commits 3147
Owner authored 100%
PRIMARY PROFILE — HR VIEW
FrontendTypeScript · JavaScript · JSONHigh ownership
In 30 sec: direction — frontend, core — TypeScript · JavaScript · JSON, 50 repos 2018 — 2026. No LOC or files — stability only.
DEVELOPER SIGNATURE
TypeScriptJavaScriptJSONMarkdownESLintHigh ownership
TECHNOLOGY EVOLUTION
2023
JavaScript · React
2024
TypeScript · Next.js
2025
TypeScript · PostgreSQL
2026
TS + Next
COMMUNITY / IMPACT not a skill rating
Stars 1481
Forks 223
Watchers 60
EVERYTHING ABOVE IS TRACEABLE
50 repositories · 3147 commits · 3413 files · 537 evidence
Absence of a technology in the passport does not imply lack of experience