khronos224 Wei Jiang
EVIDENCE BASE
8
Repositories
12101
Commits
7710
Files analyzed
47
Technologies
127
Evidence
89
Active months
Based on 8 repository passports · 8/8 current
ENGINEERING PROFILE
Frontend100%
Backend75%
Testing87%
DevOps100%
CORE TECHNOLOGIES
HR: name + projects · Lead: + files/LOC · persistence Core≥4
TypeScript Core
LANGUAGE · 8/8 repos · 4340 files · 693809 LOC
Depth 70 · HIGH
Vitest Recurring
TESTING · 3/8 repos · 967 files · 287756 LOC
Depth 81 · HIGH
JSON Core
LANGUAGE · 7/8 repos · 869 files · 55648 LOC
Depth 70 · HIGH
JavaScript Core
LANGUAGE · 6/8 repos · 685 files · 43236 LOC
Depth 70 · HIGH
Markdown Core
LANGUAGE · 8/8 repos · 446 files · 58383 LOC
Depth 70 · HIGH
Python Recurring
LANGUAGE · 3/8 repos · 189 files · 25434 LOC
Depth 70 · HIGH
Vite Recurring
BUILD_TOOL · 3/8 repos · 189 files · 13446 LOC
Depth 81 · HIGH
React Recurring
FRAMEWORK · 3/8 repos · 165 files · 23411 LOC
Depth 74 · HIGH
YAML Core
LANGUAGE · 6/8 repos · 109 files · 30362 LOC
Depth 70 · HIGH
debug Recurring
LIBRARY · 3/8 repos · 75 files · 49091 LOC
Depth 78 · HIGH
ESLint Core
QUALITY · 4/8 repos · 56 files · 80475 LOC
Depth 88 · HIGH
Zod Recurring
LIBRARY · 2/8 repos · 50 files · 15718 LOC
Depth 100 · HIGH
pytest Recurring
TESTING · 2/8 repos · 24 files · 7813 LOC
Depth 37 · HIGH
Pydantic Recurring
LIBRARY · 2/8 repos · 15 files · 11369 LOC
Depth 58 · HIGH
Next.js Recurring
FRAMEWORK · 3/8 repos · 14 files · 5833 LOC
Depth 74 · HIGH
Playwright Recurring
TESTING · 2/8 repos · 13 files · 1044 LOC
Depth 70 · HIGH
React Router Emerging
LIBRARY · 1/8 repos · 12 files · 4767 LOC
Depth 78 · HIGH
TOML Core
LANGUAGE · 4/8 repos · 11 files · 320 LOC
Depth 70 · HIGH
Angular Emerging
FRAMEWORK · 1/8 repos · 10 files · 2142 LOC
Depth 78 · HIGH
Prettier Recurring
QUALITY · 2/8 repos · 10 files · 51072 LOC
Depth 77 · HIGH
orjson Emerging
LIBRARY · 1/8 repos · 10 files · 3144 LOC
Depth 78 · HIGH
Shell Recurring
LANGUAGE · 2/8 repos · 9 files · 205 LOC
Depth 70 · HIGH
Dockerfile Recurring
LANGUAGE · 3/8 repos · 9 files · 88 LOC
Depth 70 · HIGH
SQL Emerging
LANGUAGE · 1/8 repos · 8 files · 41 LOC
Depth 70 · HIGH
PostgreSQL Emerging
DATABASE · 1/8 repos · 7 files · 24959 LOC
Depth 96 · HIGH
Vue Recurring
LANGUAGE · 2/8 repos · 7 files · 770 LOC
Depth 70 · HIGH
npm Core
BUILD_TOOL · 7/8 repos · 7 files · 70 LOC
Depth 80 · HIGH
Express Recurring
FRAMEWORK · 3/8 repos · 6 files · 979 LOC
Depth 58 · HIGH
Svelte Emerging
FRAMEWORK · 1/8 repos · 5 files · 1643 LOC
Depth 74 · HIGH
pnpm Recurring
BUILD_TOOL · 3/8 repos · 3 files · 30 LOC
Depth 80 · HIGH
Poetry Recurring
BUILD_TOOL · 3/8 repos · 3 files · 30 LOC
Depth 80 · HIGH
Redis Emerging
CACHE · 1/8 repos · 3 files · 25648 LOC
Depth 76 · HIGH
Lodash Emerging
LIBRARY · 1/8 repos · 2 files · 1273 LOC
Depth 45 · HIGH
uv Recurring
BUILD_TOOL · 2/8 repos · 2 files · 20 LOC
Depth 80 · HIGH
MongoDB Emerging
DATABASE · 1/8 repos · 2 files · 26454 LOC
Depth 69 · HIGH
Cargo Emerging
BUILD_TOOL · 1/8 repos · 1 files · 10 LOC
Depth 80 · HIGH
Yarn Emerging
BUILD_TOOL · 1/8 repos · 1 files · 10 LOC
Depth 80 · HIGH
NumPy Emerging
LIBRARY · 1/8 repos · 1 files · 6 LOC
Depth 40 · HIGH
pip Emerging
BUILD_TOOL · 1/8 repos · 1 files · 10 LOC
Depth 80 · HIGH
Prisma Emerging
DATABASE · 1/8 repos · 1 files · 13 LOC
Depth 43 · HIGH
Rust Emerging
LANGUAGE · 1/8 repos · 1 files · 106 LOC
Depth 70 · HIGH
pandas Emerging
LIBRARY · 1/8 repos · 1 files · 301 LOC
Depth 58 · HIGH
Serde Emerging
LIBRARY · 1/8 repos · 0 files · 0 LOC
HTTPX Emerging
LIBRARY · 1/8 repos · 0 files · 0 LOC
Tailwind CSS Emerging
LIBRARY · 1/8 repos · 0 files · 0 LOC
esbuild Emerging
BUILD_TOOL · 1/8 repos · 0 files · 0 LOC
typing_extensions Emerging
LIBRARY · 1/8 repos · 0 files · 0 LOC
ENGINEERING HABITS
containerizationobserved
automated_testsobserved
documentationobserved
lintingobserved
formattingobserved
continuous_integrationobserved
Not observed ≠ does not know
PROJECT PORTFOLIO
lightweight-chart ESLint
workers-sdk ESLint
electron-sdk ESLint
search_evals orjson
portfolio npm
perplexity-py Pydantic
perplexity-node npm
MCP npm
ACTIVITY & OWNERSHIP
Active months 89
Commits 12101
Owner authored 0%
PRIMARY PROFILE — HR VIEW
FrontendTypeScript · Vitest · JSONTeam
In 30 sec: direction — frontend, core — TypeScript · Vitest · JSON, 8 repos 2019 — 2026. No LOC or files — stability only.
DEVELOPER SIGNATURE
TypeScriptVitestJSONJavaScriptMarkdownTeam
TECHNOLOGY EVOLUTION
2023
JavaScript · React
2024
TypeScript · Next.js
2025
TypeScript · PostgreSQL
2026
TS + Next
COMMUNITY / IMPACT not a skill rating
Stars 19
Forks 0
Watchers 0
EVERYTHING ABOVE IS TRACEABLE
8 repositories · 12101 commits · 7710 files · 127 evidence
Absence of a technology in the passport does not imply lack of experience