aj47 AJ (@techfren)
content creator @techfren
EVIDENCE BASE
50
Repositories
18862
Commits
11234
Files analyzed
62
Technologies
579
Evidence
66
Active months
Based on 50 repository passports · 49/50 current
ENGINEERING PROFILE
Frontend75%
Backend57%
Testing65%
DevOps85%
CORE TECHNOLOGIES
HR: name + projects · Lead: + files/LOC · persistence Core≥4
TypeScript Core
LANGUAGE · 32/50 repos · 3768 files · 808323 LOC
Depth 70 · HIGH
JavaScript Core
LANGUAGE · 31/50 repos · 2322 files · 1218154 LOC
Depth 70 · HIGH
Markdown Core
LANGUAGE · 45/50 repos · 1487 files · 183794 LOC
Depth 70 · HIGH
React Core
FRAMEWORK · 27/50 repos · 1112 files · 303305 LOC
Depth 74 · HIGH
JSON Core
LANGUAGE · 40/50 repos · 552 files · 2134956 LOC
Depth 70 · HIGH
Vitest Core
TESTING · 10/50 repos · 549 files · 82919 LOC
Depth 57 · HIGH
Python Core
LANGUAGE · 18/50 repos · 191 files · 38137 LOC
Depth 70 · HIGH
Next.js Core
FRAMEWORK · 15/50 repos · 164 files · 26609 LOC
Depth 74 · HIGH
YAML Core
LANGUAGE · 21/50 repos · 128 files · 84184 LOC
Depth 70 · HIGH
Shell Core
LANGUAGE · 17/50 repos · 116 files · 6192 LOC
Depth 70 · HIGH
React Router Core
LIBRARY · 8/50 repos · 103 files · 45179 LOC
Depth 74 · HIGH
Dockerfile Recurring
LANGUAGE · 3/50 repos · 84 files · 682 LOC
Depth 70 · HIGH
XML Core
LANGUAGE · 8/50 repos · 58 files · 741 LOC
Depth 70 · HIGH
Rust Core
LANGUAGE · 8/50 repos · 44 files · 7979 LOC
Depth 70 · HIGH
ESLint Core
QUALITY · 19/50 repos · 43 files · 134337 LOC
Depth 73 · HIGH
Playwright Core
TESTING · 10/50 repos · 38 files · 16996 LOC
Depth 66 · HIGH
TOML Core
LANGUAGE · 18/50 repos · 38 files · 1420 LOC
Depth 70 · HIGH
npm Core
BUILD_TOOL · 33/50 repos · 33 files · 330 LOC
Depth 80 · HIGH
Prettier Core
QUALITY · 15/50 repos · 29 files · 119458 LOC
Depth 69 · HIGH
debug Core
LIBRARY · 7/50 repos · 26 files · 22897 LOC
Depth 78 · HIGH
pytest Recurring
TESTING · 3/50 repos · 26 files · 4076 LOC
Depth 49 · HIGH
SQL Core
LANGUAGE · 4/50 repos · 23 files · 3715 LOC
Depth 70 · HIGH
Gradle Core
LANGUAGE · 10/50 repos · 20 files · 1142 LOC
Depth 70 · HIGH
Zod Core
LIBRARY · 9/50 repos · 16 files · 6522 LOC
Depth 62 · HIGH
Kotlin Core
LANGUAGE · 5/50 repos · 16 files · 2921 LOC
Depth 70 · HIGH
PowerShell Core
LANGUAGE · 7/50 repos · 15 files · 1522 LOC
Depth 70 · HIGH
Serde Core
LIBRARY · 7/50 repos · 14 files · 2871 LOC
Depth 58 · HIGH
Terraform Recurring
LANGUAGE · 2/50 repos · 14 files · 390 LOC
Depth 70 · HIGH
Vite Core
BUILD_TOOL · 8/50 repos · 10 files · 176 LOC
Depth 45 · HIGH
pnpm Core
BUILD_TOOL · 10/50 repos · 10 files · 100 LOC
Depth 80 · HIGH
Redis Core
CACHE · 5/50 repos · 10 files · 10052 LOC
Depth 61 · HIGH
pip Core
BUILD_TOOL · 8/50 repos · 8 files · 80 LOC
Depth 80 · HIGH
Cargo Core
BUILD_TOOL · 8/50 repos · 8 files · 80 LOC
Depth 80 · HIGH
Swift Core
LANGUAGE · 4/50 repos · 6 files · 552 LOC
Depth 70 · HIGH
PostgreSQL Recurring
DATABASE · 2/50 repos · 5 files · 3581 LOC
Depth 89 · HIGH
Yarn Core
BUILD_TOOL · 5/50 repos · 5 files · 50 LOC
Depth 80 · HIGH
NumPy Recurring
LIBRARY · 2/50 repos · 4 files · 780 LOC
Depth 58 · HIGH
MongoDB Recurring
DATABASE · 3/50 repos · 4 files · 15887 LOC
Depth 69 · HIGH
Click Recurring
LIBRARY · 2/50 repos · 3 files · 438 LOC
Depth 54 · HIGH
Tokio Recurring
LIBRARY · 2/50 repos · 2 files · 396 LOC
Depth 62 · HIGH
Pydantic Recurring
LIBRARY · 2/50 repos · 2 files · 332 LOC
Depth 58 · HIGH
Poetry Recurring
BUILD_TOOL · 2/50 repos · 2 files · 20 LOC
Depth 80 · HIGH
RabbitMQ Emerging
MESSAGE_BROKER · 1/50 repos · 2 files · 38376 LOC
Depth 69 · HIGH
FastAPI Emerging
FRAMEWORK · 1/50 repos · 2 files · 315 LOC
Depth 66 · HIGH
Requests Recurring
LIBRARY · 2/50 repos · 1 files · 17 LOC
Depth 45 · HIGH
uv Emerging
BUILD_TOOL · 1/50 repos · 1 files · 10 LOC
Depth 80 · HIGH
Werkzeug Emerging
LIBRARY · 1/50 repos · 1 files · 240 LOC
Depth 54 · HIGH
Elasticsearch Emerging
DATABASE · 1/50 repos · 1 files · 566 LOC
Depth 65 · HIGH
Flask Emerging
FRAMEWORK · 1/50 repos · 1 files · 240 LOC
Depth 54 · HIGH
C++ Emerging
LANGUAGE · 1/50 repos · 1 files · 3 LOC
Depth 70 · HIGH
pandas Emerging
LIBRARY · 1/50 repos · 1 files · 20 LOC
Depth 46 · HIGH
Webpack Emerging
BUILD_TOOL · 1/50 repos · 1 files · 1 LOC
Depth 38 · HIGH
python-dotenv Core
LIBRARY · 6/50 repos · 0 files · 0 LOC
Tokio Test Emerging
TESTING · 1/50 repos · 0 files · 0 LOC
GraphQL Emerging
LIBRARY · 1/50 repos · 0 files · 0 LOC
esbuild Emerging
BUILD_TOOL · 1/50 repos · 0 files · 0 LOC
Tracing Emerging
OBSERVABILITY · 1/50 repos · 0 files · 0 LOC
Ruff Emerging
QUALITY · 1/50 repos · 0 files · 0 LOC
HTTPX Recurring
LIBRARY · 2/50 repos · 0 files · 0 LOC
AWS SDK Emerging
CLOUD · 1/50 repos · 0 files · 0 LOC
Tailwind CSS Core
LIBRARY · 6/50 repos · 0 files · 0 LOC
Testing Library Emerging
TESTING · 1/50 repos · 0 files · 0 LOC
ENGINEERING HABITS
containerizationobserved
automated_testsobserved
documentationobserved
lintingobserved
formattingobserved
continuous_integrationobserved
Not observed ≠ does not know
PROJECT PORTFOLIO
chaos-coder ESLint
autogen-studio-skills Markdown
CreatorToolHub React
dotagents-mono React
lm-studio-presets Markdown
ACTIVITY & OWNERSHIP
Active months 66
Commits 18862
Owner authored 96%
PRIMARY PROFILE — HR VIEW
FrontendTypeScript · JavaScript · MarkdownHigh ownership
In 30 sec: direction — frontend, core — TypeScript · JavaScript · Markdown, 50 repos 2019 — 2026. No LOC or files — stability only.
DEVELOPER SIGNATURE
TypeScriptJavaScriptMarkdownReactJSONHigh ownership
TECHNOLOGY EVOLUTION
2023
JavaScript · React
2024
TypeScript · Next.js
2025
TypeScript · PostgreSQL
2026
TS + Next
COMMUNITY / IMPACT not a skill rating
Stars 839
Forks 178
Watchers 42
EVERYTHING ABOVE IS TRACEABLE
50 repositories · 18862 commits · 11234 files · 579 evidence
Absence of a technology in the passport does not imply lack of experience