Asjas A-J Roos
"There are only two hard things in Computer Science: cache invalidation and naming things" - Phil Karlton
EVIDENCE BASE
15
Repositories
4334
Commits
1683
Files analyzed
27
Technologies
100
Evidence
26
Active months
Based on 15 repository passports · 8/15 current
ENGINEERING PROFILE
Frontend87%
Backend37%
Testing87%
DevOps87%
CORE TECHNOLOGIES
HR: name + projects · Lead: + files/LOC · persistence Core≥4
TypeScript Core
LANGUAGE · 5/15 repos · 960 files · 110359 LOC
Depth 70 · HIGH
Vitest Recurring
TESTING · 2/15 repos · 234 files · 31454 LOC
Depth 74 · HIGH
React Core
FRAMEWORK · 4/15 repos · 129 files · 24648 LOC
Depth 81 · HIGH
Markdown Core
LANGUAGE · 7/15 repos · 120 files · 32208 LOC
Depth 70 · HIGH
JSON Core
LANGUAGE · 7/15 repos · 109 files · 122101 LOC
Depth 70 · HIGH
Zod Recurring
LIBRARY · 2/15 repos · 64 files · 8849 LOC
Depth 74 · HIGH
JavaScript Core
LANGUAGE · 5/15 repos · 27 files · 1237 LOC
Depth 70 · HIGH
YAML Core
LANGUAGE · 4/15 repos · 26 files · 32046 LOC
Depth 70 · HIGH
Prettier Core
QUALITY · 7/15 repos · 26 files · 54851 LOC
Depth 81 · HIGH
ESLint Core
QUALITY · 7/15 repos · 24 files · 52748 LOC
Depth 81 · HIGH
PostgreSQL Recurring
DATABASE · 2/15 repos · 20 files · 26923 LOC
Depth 96 · HIGH
Redis Recurring
CACHE · 2/15 repos · 17 files · 36359 LOC
Depth 96 · HIGH
SQL Emerging
LANGUAGE · 1/15 repos · 17 files · 1079 LOC
Depth 70 · HIGH
Vite Core
BUILD_TOOL · 5/15 repos · 8 files · 496 LOC
Depth 58 · HIGH
npm Core
BUILD_TOOL · 7/15 repos · 7 files · 70 LOC
Depth 80 · HIGH
Rust Recurring
LANGUAGE · 2/15 repos · 6 files · 49 LOC
Depth 70 · HIGH
Cypress Recurring
TESTING · 3/15 repos · 5 files · 581 LOC
Depth 66 · HIGH
pnpm Core
BUILD_TOOL · 4/15 repos · 4 files · 40 LOC
Depth 80 · HIGH
debug Recurring
LIBRARY · 2/15 repos · 4 files · 320 LOC
Depth 66 · HIGH
TOML Recurring
LANGUAGE · 3/15 repos · 4 files · 139 LOC
Depth 70 · HIGH
Dockerfile Emerging
LANGUAGE · 1/15 repos · 3 files · 56 LOC
Depth 70 · HIGH
MongoDB Recurring
DATABASE · 2/15 repos · 3 files · 34977 LOC
Depth 69 · HIGH
Cargo Recurring
BUILD_TOOL · 2/15 repos · 2 files · 20 LOC
Depth 80 · HIGH
Next.js Emerging
FRAMEWORK · 1/15 repos · 1 files · 133 LOC
Depth 58 · HIGH
Vue Emerging
LANGUAGE · 1/15 repos · 1 files · 192 LOC
Depth 70 · HIGH
Serde Recurring
LIBRARY · 2/15 repos · 0 files · 0 LOC
Tailwind CSS Emerging
LIBRARY · 1/15 repos · 0 files · 0 LOC
ENGINEERING HABITS
containerizationobserved
automated_testsobserved
documentationobserved
lintingobserved
formattingobserved
continuous_integrationobserved
Not observed ≠ does not know
PROJECT PORTFOLIO
handmade-hero UNKNOWN
course-platform PostgreSQL
youtube-vids npm
scratchyjs PostgreSQL
berean-standard-bible Cargo
Tasty-TypeScript ESLint
ACTIVITY & OWNERSHIP
Active months 26
Commits 4334
Owner authored 100%
PRIMARY PROFILE — HR VIEW
FrontendTypeScript · Vitest · ReactHigh ownership
In 30 sec: direction — frontend, core — TypeScript · Vitest · React, 15 repos 2022 — 2026. No LOC or files — stability only.
DEVELOPER SIGNATURE
TypeScriptVitestReactMarkdownJSONHigh ownership
TECHNOLOGY EVOLUTION
2023
JavaScript · React
2024
TypeScript · Next.js
2025
TypeScript · PostgreSQL
2026
TS + Next
COMMUNITY / IMPACT not a skill rating
Stars 1
Forks 0
Watchers 2
EVERYTHING ABOVE IS TRACEABLE
15 repositories · 4334 commits · 1683 files · 100 evidence
Absence of a technology in the passport does not imply lack of experience