xz-dev Xiangzhe
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EVIDENCE BASE
50
Repositories
1882
Commits
4900
Files analyzed
39
Technologies
322
Evidence
26
Active months
Based on 50 repository passports · 49/50 current
ENGINEERING PROFILE
Frontend61%
Backend34%
Testing12%
DevOps73%
CORE TECHNOLOGIES
HR: name + projects · Lead: + files/LOC · persistence Core≥4
TOML Core
LANGUAGE · 9/50 repos · 1584 files · 20868 LOC
Depth 70 · HIGH
Markdown Core
LANGUAGE · 49/50 repos · 1177 files · 83988 LOC
Depth 70 · HIGH
TypeScript Core
LANGUAGE · 17/50 repos · 357 files · 110744 LOC
Depth 58 · HIGH
YAML Core
LANGUAGE · 35/50 repos · 186 files · 8175 LOC
Depth 70 · HIGH
JavaScript Core
LANGUAGE · 23/50 repos · 140 files · 26029 LOC
Depth 70 · HIGH
Go Recurring
LANGUAGE · 3/50 repos · 132 files · 31439 LOC
Depth 70 · HIGH
Rust Core
LANGUAGE · 4/50 repos · 109 files · 49027 LOC
Depth 70 · HIGH
Python Core
LANGUAGE · 10/50 repos · 94 files · 16237 LOC
Depth 70 · HIGH
JSON Core
LANGUAGE · 33/50 repos · 92 files · 59152 LOC
Depth 70 · HIGH
Shell Core
LANGUAGE · 11/50 repos · 46 files · 9089 LOC
Depth 70 · HIGH
npm Core
BUILD_TOOL · 25/50 repos · 25 files · 250 LOC
Depth 80 · HIGH
Serde Recurring
LIBRARY · 3/50 repos · 22 files · 7774 LOC
Depth 62 · HIGH
Vitest Recurring
TESTING · 2/50 repos · 15 files · 3388 LOC
Depth 53 · HIGH
pytest Recurring
TESTING · 2/50 repos · 15 files · 2587 LOC
Depth 74 · HIGH
Next.js Core
FRAMEWORK · 9/50 repos · 14 files · 10250 LOC
Depth 41 · HIGH
Dockerfile Core
LANGUAGE · 4/50 repos · 11 files · 195 LOC
Depth 70 · HIGH
Redis Core
CACHE · 5/50 repos · 10 files · 9800 LOC
Depth 61 · HIGH
Cargo Core
BUILD_TOOL · 4/50 repos · 4 files · 40 LOC
Depth 80 · HIGH
pnpm Core
BUILD_TOOL · 4/50 repos · 4 files · 40 LOC
Depth 80 · HIGH
Poetry Core
BUILD_TOOL · 4/50 repos · 4 files · 40 LOC
Depth 80 · HIGH
uv Core
BUILD_TOOL · 4/50 repos · 4 files · 40 LOC
Depth 80 · HIGH
pip Recurring
BUILD_TOOL · 3/50 repos · 3 files · 30 LOC
Depth 80 · HIGH
Go Modules Recurring
BUILD_TOOL · 3/50 repos · 3 files · 30 LOC
Depth 80 · HIGH
PowerShell Recurring
LANGUAGE · 2/50 repos · 3 files · 300 LOC
Depth 70 · HIGH
ESLint Recurring
QUALITY · 2/50 repos · 3 files · 4801 LOC
Depth 61 · HIGH
PostgreSQL Emerging
DATABASE · 1/50 repos · 2 files · 1052 LOC
Depth 65 · HIGH
Tokio Emerging
LIBRARY · 1/50 repos · 1 files · 459 LOC
Depth 58 · HIGH
Jinja2 Emerging
LIBRARY · 1/50 repos · 1 files · 378 LOC
Depth 58 · HIGH
NumPy Emerging
LIBRARY · 1/50 repos · 1 files · 353 LOC
Depth 58 · HIGH
Playwright Emerging
TESTING · 1/50 repos · 1 files · 7 LOC
Depth 16 · HIGH
orjson Emerging
LIBRARY · 1/50 repos · 1 files · 75 LOC
Depth 58 · HIGH
Vite Emerging
BUILD_TOOL · 1/50 repos · 1 files · 577 LOC
Depth 58 · HIGH
Zod Emerging
LIBRARY · 1/50 repos · 1 files · 135 LOC
Depth 54 · HIGH
pandas Emerging
LIBRARY · 1/50 repos · 1 files · 353 LOC
Depth 58 · HIGH
RabbitMQ Emerging
MESSAGE_BROKER · 1/50 repos · 1 files · 176 LOC
Depth 61 · HIGH
XML Emerging
LANGUAGE · 1/50 repos · 1 files · 23 LOC
Depth 70 · HIGH
MongoDB Emerging
DATABASE · 1/50 repos · 1 files · 15 LOC
Depth 51 · HIGH
Click Emerging
LIBRARY · 1/50 repos · 0 files · 0 LOC
Clap Recurring
LIBRARY · 2/50 repos · 0 files · 0 LOC
ENGINEERING HABITS
containerizationobserved
automated_testsobserved
documentationobserved
lintingobserved
formattingabsent
continuous_integrationobserved
Not observed ≠ does not know
PROJECT PORTFOLIO
ACTIVITY & OWNERSHIP
Active months 26
Commits 1882
Owner authored 98%
PRIMARY PROFILE — HR VIEW
FrontendTOML · Markdown · TypeScriptHigh ownership
In 30 sec: direction — frontend, core — TOML · Markdown · TypeScript, 50 repos 2023 — 2026. No LOC or files — stability only.
DEVELOPER SIGNATURE
TOMLMarkdownTypeScriptYAMLJavaScriptHigh ownership
TECHNOLOGY EVOLUTION
2023
JavaScript · React
2024
TypeScript · Next.js
2025
TypeScript · PostgreSQL
2026
TS + Next
COMMUNITY / IMPACT not a skill rating
Stars 88
Forks 9
Watchers 8
EVERYTHING ABOVE IS TRACEABLE
50 repositories · 1882 commits · 4900 files · 322 evidence
Absence of a technology in the passport does not imply lack of experience