HenryHengZJ Henry Heng
Building cool stuff
EVIDENCE BASE
45
Repositories
4131
Commits
12376
Files analyzed
57
Technologies
315
Evidence
88
Active months
Based on 45 repository passports · 29/45 current
ENGINEERING PROFILE
Frontend72%
Backend68%
Testing65%
DevOps82%
CORE TECHNOLOGIES
HR: name + projects · Lead: + files/LOC · persistence Core≥4
TypeScript Core
LANGUAGE · 14/45 repos · 2611 files · 277264 LOC
Depth 85 · HIGH
JavaScript Core
LANGUAGE · 17/45 repos · 2165 files · 507419 LOC
Depth 70 · HIGH
React Core
FRAMEWORK · 13/45 repos · 1577 files · 479704 LOC
Depth 78 · HIGH
Axios Core
LIBRARY · 7/45 repos · 805 files · 357230 LOC
Depth 78 · HIGH
C++ Recurring
LANGUAGE · 3/45 repos · 659 files · 64306 LOC
Depth 70 · HIGH
JSON Core
LANGUAGE · 22/45 repos · 590 files · 414340 LOC
Depth 70 · HIGH
Redux Core
LIBRARY · 8/45 repos · 586 files · 252087 LOC
XML Core
LANGUAGE · 7/45 repos · 461 files · 40514 LOC
Depth 70 · HIGH
Java Core
LANGUAGE · 6/45 repos · 270 files · 66101 LOC
Depth 70 · HIGH
Swift Emerging
LANGUAGE · 1/45 repos · 254 files · 42223 LOC
Depth 70 · HIGH
Lodash Core
LIBRARY · 6/45 repos · 235 files · 74878 LOC
Depth 74 · HIGH
Express Core
FRAMEWORK · 7/45 repos · 190 files · 18773 LOC
Depth 74 · HIGH
Markdown Core
LANGUAGE · 22/45 repos · 149 files · 11685 LOC
Depth 70 · HIGH
React Router Core
LIBRARY · 6/45 repos · 112 files · 27394 LOC
Depth 74 · HIGH
Redis Core
CACHE · 6/45 repos · 79 files · 76636 LOC
Depth 93 · HIGH
MongoDB Core
DATABASE · 7/45 repos · 53 files · 44248 LOC
Depth 65 · HIGH
ESLint Core
QUALITY · 13/45 repos · 45 files · 153996 LOC
Depth 61 · HIGH
YAML Core
LANGUAGE · 9/45 repos · 42 files · 66069 LOC
Depth 70 · HIGH
Hibernate Recurring
LIBRARY · 3/45 repos · 40 files · 1125 LOC
Depth 74 · HIGH
Next.js Recurring
FRAMEWORK · 3/45 repos · 32 files · 9287 LOC
Depth 100 · HIGH
Gradle Core
LANGUAGE · 12/45 repos · 27 files · 1281 LOC
Depth 70 · HIGH
npm Core
BUILD_TOOL · 19/45 repos · 19 files · 190 LOC
Depth 80 · HIGH
Python Core
LANGUAGE · 5/45 repos · 18 files · 1197 LOC
Depth 70 · HIGH
Prettier Core
QUALITY · 6/45 repos · 13 files · 54895 LOC
Depth 69 · HIGH
Shell Core
LANGUAGE · 4/45 repos · 11 files · 379 LOC
Depth 70 · HIGH
PostgreSQL Core
DATABASE · 4/45 repos · 10 files · 3799 LOC
Depth 70 · HIGH
JUnit Core
TESTING · 4/45 repos · 10 files · 121 LOC
Depth 52 · HIGH
Dockerfile Core
LANGUAGE · 6/45 repos · 10 files · 202 LOC
Depth 70 · HIGH
Zod Recurring
LIBRARY · 3/45 repos · 8 files · 1487 LOC
Depth 70 · HIGH
Jest Recurring
TESTING · 3/45 repos · 7 files · 1625 LOC
Vite Recurring
BUILD_TOOL · 2/45 repos · 6 files · 227 LOC
Depth 45 · HIGH
Socket.IO Recurring
LIBRARY · 2/45 repos · 6 files · 3623 LOC
Depth 66 · HIGH
debug Core
LIBRARY · 4/45 repos · 6 files · 4495 LOC
Depth 58 · HIGH
C Recurring
LANGUAGE · 2/45 repos · 4 files · 1928 LOC
Depth 70 · HIGH
Yarn Core
BUILD_TOOL · 4/45 repos · 4 files · 40 LOC
Depth 80 · HIGH
Terraform Emerging
LANGUAGE · 1/45 repos · 4 files · 933 LOC
Depth 70 · HIGH
Elasticsearch Recurring
DATABASE · 3/45 repos · 4 files · 23174 LOC
Depth 65 · HIGH
pandas Recurring
LIBRARY · 2/45 repos · 4 files · 267 LOC
Depth 47 · HIGH
NumPy Emerging
LIBRARY · 1/45 repos · 3 files · 234 LOC
Depth 66 · HIGH
Playwright Recurring
TESTING · 3/45 repos · 3 files · 2327 LOC
Depth 58 · HIGH
GraphQL Recurring
LIBRARY · 3/45 repos · 3 files · 2327 LOC
Depth 58 · HIGH
Webpack Recurring
BUILD_TOOL · 3/45 repos · 3 files · 109 LOC
pip Recurring
BUILD_TOOL · 2/45 repos · 2 files · 20 LOC
Depth 80 · HIGH
body-parser Recurring
LIBRARY · 2/45 repos · 2 files · 164 LOC
Depth 54 · HIGH
pnpm Recurring
BUILD_TOOL · 2/45 repos · 2 files · 20 LOC
Depth 80 · HIGH
Morgan Recurring
OBSERVABILITY · 2/45 repos · 2 files · 164 LOC
Depth 54 · HIGH
pytest Emerging
TESTING · 1/45 repos · 2 files · 122 LOC
Depth 62 · HIGH
Kotlin Emerging
LANGUAGE · 1/45 repos · 2 files · 34 LOC
Depth 70 · HIGH
Supertest Emerging
TESTING · 1/45 repos · 1 files · 149 LOC
Depth 37 · HIGH
Flask Emerging
FRAMEWORK · 1/45 repos · 1 files · 33 LOC
Depth 47 · HIGH
Tailwind CSS Emerging
LIBRARY · 1/45 repos · 1 files · 46 LOC
Depth 52 · HIGH
RabbitMQ Emerging
MESSAGE_BROKER · 1/45 repos · 1 files · 22753 LOC
Depth 61 · HIGH
Cypress Emerging
TESTING · 1/45 repos · 1 files · 7 LOC
Depth 41 · HIGH
TOML Emerging
LANGUAGE · 1/45 repos · 1 files · 2 LOC
Depth 70 · HIGH
JSON Web Tokens Recurring
SECURITY · 2/45 repos · 0 files · 0 LOC
Passport Recurring
SECURITY · 2/45 repos · 0 files · 0 LOC
Testing Library Recurring
TESTING · 2/45 repos · 0 files · 0 LOC
ENGINEERING HABITS
containerizationobserved
automated_testsobserved
documentationobserved
lintingobserved
formattingobserved
continuous_integrationobserved
Not observed ≠ does not know
PROJECT PORTFOLIO
DoDoApp TypeScript
24HiresAndroid npm
restaurantsweb Next.js
Flowise-LlamaIndex ESLint
24HiresIOS Redis
FlowiseAI-Railway Dockerfile
restaurantsdashboard MongoDB
ACTIVITY & OWNERSHIP
Active months 88
Commits 4131
Owner authored 100%
PRIMARY PROFILE — HR VIEW
FrontendTypeScript · JavaScript · ReactHigh ownership
In 30 sec: direction — frontend, core — TypeScript · JavaScript · React, 45 repos 2016 — 2026. No LOC or files — stability only.
DEVELOPER SIGNATURE
TypeScriptJavaScriptReactAxiosC++High ownership
TECHNOLOGY EVOLUTION
2023
JavaScript · React
2024
TypeScript · Next.js
2025
TypeScript · PostgreSQL
2026
TS + Next
COMMUNITY / IMPACT not a skill rating
Stars 82
Forks 58
Watchers 23
EVERYTHING ABOVE IS TRACEABLE
45 repositories · 4131 commits · 12376 files · 315 evidence
Absence of a technology in the passport does not imply lack of experience