leeoniya Leon Sorokin
"All problems in computer science can be solved by another level of abstraction ...except for the problem of too many levels of abstraction."
EVIDENCE BASE
94
Repositories
3015
Commits
1569
Files analyzed
28
Technologies
184
Evidence
131
Active months
Based on 94 repository passports · 33/94 current
ENGINEERING PROFILE
Frontend90%
Backend3%
Testing24%
DevOps75%
CORE TECHNOLOGIES
HR: name + projects · Lead: + files/LOC · persistence Core≥4
JavaScript Core
LANGUAGE · 27/94 repos · 437 files · 127311 LOC
Depth 70 · HIGH
JSON Core
LANGUAGE · 25/94 repos · 365 files · 306515 LOC
Depth 70 · HIGH
TypeScript Core
LANGUAGE · 17/94 repos · 175 files · 15832 LOC
Depth 70 · HIGH
Markdown Core
LANGUAGE · 25/94 repos · 109 files · 16142 LOC
Depth 70 · HIGH
PHP Core
LANGUAGE · 4/94 repos · 32 files · 1674 LOC
Depth 70 · HIGH
npm Core
BUILD_TOOL · 23/94 repos · 23 files · 230 LOC
Depth 80 · HIGH
React Core
FRAMEWORK · 4/94 repos · 16 files · 1119 LOC
Depth 74 · HIGH
ESLint Core
QUALITY · 6/94 repos · 9 files · 12821 LOC
Depth 65 · HIGH
Next.js Recurring
FRAMEWORK · 3/94 repos · 6 files · 1445 LOC
Depth 58 · HIGH
MongoDB Emerging
DATABASE · 1/94 repos · 6 files · 1082 LOC
Depth 81 · HIGH
YAML Core
LANGUAGE · 4/94 repos · 4 files · 1600 LOC
Depth 70 · HIGH
React Router Emerging
LIBRARY · 1/94 repos · 4 files · 304 LOC
Depth 70 · HIGH
Prettier Recurring
QUALITY · 2/94 repos · 3 files · 5751 LOC
Depth 65 · HIGH
Redis Emerging
CACHE · 1/94 repos · 3 files · 719 LOC
Depth 73 · HIGH
Vite Core
BUILD_TOOL · 5/94 repos · 3 files · 28 LOC
Depth 36 · HIGH
Composer Recurring
BUILD_TOOL · 2/94 repos · 2 files · 20 LOC
Depth 80 · HIGH
Prometheus Emerging
OBSERVABILITY · 1/94 repos · 1 files · 425 LOC
Depth 58 · HIGH
gRPC Emerging
LIBRARY · 1/94 repos · 1 files · 425 LOC
Depth 58 · HIGH
pnpm Emerging
BUILD_TOOL · 1/94 repos · 1 files · 10 LOC
Depth 80 · HIGH
Bytes Emerging
LIBRARY · 1/94 repos · 1 files · 1 LOC
Depth 38 · HIGH
Axios Emerging
LIBRARY · 1/94 repos · 1 files · 24 LOC
Depth 47 · HIGH
Webpack Emerging
BUILD_TOOL · 1/94 repos · 1 files · 1 LOC
Depth 38 · HIGH
TOML Emerging
LANGUAGE · 1/94 repos · 1 files · 2 LOC
Depth 70 · HIGH
Gorilla Mux Emerging
LIBRARY · 1/94 repos · 1 files · 425 LOC
Depth 58 · HIGH
Vitest Emerging
TESTING · 1/94 repos · 0 files · 0 LOC
Playwright Emerging
TESTING · 1/94 repos · 0 files · 0 LOC
Tailwind CSS Emerging
LIBRARY · 1/94 repos · 0 files · 0 LOC
Mocha Recurring
TESTING · 2/94 repos · 0 files · 0 LOC
ENGINEERING HABITS
containerizationabsent
automated_testsobserved
documentationobserved
lintingobserved
formattingobserved
continuous_integrationobserved
Not observed ≠ does not know
PROJECT PORTFOLIO
uPlot npm
uFuzzy npm
dropcss npm
uDSV npm
RgbQuant.js npm
reMarked.js MongoDB
uWrap npm
dump_r.php Composer
ACTIVITY & OWNERSHIP
Active months 131
Commits 3015
Owner authored 94%
PRIMARY PROFILE — HR VIEW
FrontendJavaScript · JSON · TypeScriptHigh ownership
In 30 sec: direction — frontend, core — JavaScript · JSON · TypeScript, 94 repos 2011 — 2026. No LOC or files — stability only.
DEVELOPER SIGNATURE
JavaScriptJSONTypeScriptMarkdownPHPHigh ownership
TECHNOLOGY EVOLUTION
2023
JavaScript · React
2024
TypeScript · Next.js
2025
TypeScript · PostgreSQL
2026
TS + Next
COMMUNITY / IMPACT not a skill rating
Stars 18228
Forks 776
Watchers 180
EVERYTHING ABOVE IS TRACEABLE
94 repositories · 3015 commits · 1569 files · 184 evidence
Absence of a technology in the passport does not imply lack of experience