junhoyeo Junho Yeo
@heyarca @tokscale
EVIDENCE BASE
50
Repositories
7331
Commits
5710
Files analyzed
68
Technologies
550
Evidence
102
Active months
Based on 50 repository passports · 50/50 current
ENGINEERING PROFILE
Frontend84%
Backend32%
Testing68%
DevOps80%
CORE TECHNOLOGIES
HR: name + projects · Lead: + files/LOC · persistence Core≥4
TypeScript Core
LANGUAGE · 36/50 repos · 1088 files · 135730 LOC
Depth 70 · HIGH
Rust Recurring
LANGUAGE · 3/50 repos · 657 files · 372971 LOC
Depth 70 · HIGH
React Core
FRAMEWORK · 28/50 repos · 294 files · 89463 LOC
Depth 74 · HIGH
JSON Core
LANGUAGE · 42/50 repos · 237 files · 59664 LOC
Depth 70 · HIGH
Serde Recurring
LIBRARY · 3/50 repos · 221 files · 140908 LOC
Depth 74 · HIGH
Next.js Core
FRAMEWORK · 16/50 repos · 188 files · 63701 LOC
Depth 78 · HIGH
Go Emerging
LANGUAGE · 1/50 repos · 186 files · 47843 LOC
Depth 70 · HIGH
Markdown Core
LANGUAGE · 49/50 repos · 179 files · 32693 LOC
Depth 70 · HIGH
Vitest Recurring
TESTING · 3/50 repos · 152 files · 38882 LOC
Depth 74 · HIGH
JavaScript Core
LANGUAGE · 36/50 repos · 132 files · 203390 LOC
Depth 70 · HIGH
Python Core
LANGUAGE · 11/50 repos · 123 files · 9718 LOC
Depth 70 · HIGH
Tokio Recurring
LIBRARY · 3/50 repos · 106 files · 68121 LOC
Depth 74 · HIGH
Testify Emerging
TESTING · 1/50 repos · 86 files · 22199 LOC
Depth 60 · HIGH
Prettier Core
QUALITY · 26/50 repos · 74 files · 85889 LOC
Depth 63 · HIGH
YAML Core
LANGUAGE · 20/50 repos · 51 files · 7029 LOC
Depth 70 · HIGH
npm Core
BUILD_TOOL · 38/50 repos · 38 files · 380 LOC
Depth 80 · HIGH
TOML Core
LANGUAGE · 6/50 repos · 37 files · 1162 LOC
Depth 70 · HIGH
SQL Emerging
LANGUAGE · 1/50 repos · 30 files · 1257 LOC
Depth 70 · HIGH
Yarn Core
BUILD_TOOL · 30/50 repos · 30 files · 300 LOC
Depth 80 · HIGH
ESLint Core
QUALITY · 16/50 repos · 29 files · 102161 LOC
Depth 73 · HIGH
Shell Core
LANGUAGE · 5/50 repos · 26 files · 3883 LOC
Depth 70 · HIGH
C++ Core
LANGUAGE · 4/50 repos · 22 files · 8359 LOC
Depth 70 · HIGH
debug Core
LIBRARY · 9/50 repos · 20 files · 47545 LOC
Depth 74 · HIGH
Reqwest Recurring
LIBRARY · 3/50 repos · 16 files · 16497 LOC
Depth 66 · HIGH
Axios Core
LIBRARY · 9/50 repos · 15 files · 14591 LOC
Depth 61 · HIGH
NumPy Recurring
LIBRARY · 2/50 repos · 14 files · 2425 LOC
Depth 78 · HIGH
C Emerging
LANGUAGE · 1/50 repos · 14 files · 501 LOC
Depth 70 · HIGH
Java Recurring
LANGUAGE · 3/50 repos · 11 files · 588 LOC
Depth 70 · HIGH
PHP Emerging
LANGUAGE · 1/50 repos · 9 files · 1726 LOC
Depth 70 · HIGH
XML Recurring
LANGUAGE · 2/50 repos · 9 files · 114 LOC
Depth 70 · HIGH
Gradle Core
LANGUAGE · 4/50 repos · 8 files · 612 LOC
Depth 70 · HIGH
Axum Recurring
FRAMEWORK · 2/50 repos · 7 files · 2743 LOC
Depth 58 · HIGH
Zod Recurring
LIBRARY · 3/50 repos · 6 files · 1137 LOC
Depth 70 · HIGH
React Router Recurring
LIBRARY · 3/50 repos · 6 files · 317 LOC
Depth 49 · HIGH
PostgreSQL Emerging
DATABASE · 1/50 repos · 5 files · 419 LOC
Depth 84 · HIGH
SQLx Emerging
DATABASE · 1/50 repos · 4 files · 1679 LOC
Depth 70 · HIGH
pandas Recurring
LIBRARY · 2/50 repos · 4 files · 931 LOC
Webpack Core
BUILD_TOOL · 4/50 repos · 4 files · 25029 LOC
Depth 54 · HIGH
pip Recurring
BUILD_TOOL · 3/50 repos · 3 files · 30 LOC
Depth 80 · HIGH
Vite Core
BUILD_TOOL · 4/50 repos · 3 files · 2045 LOC
Depth 48 · HIGH
MongoDB Recurring
DATABASE · 3/50 repos · 3 files · 5199 LOC
Depth 65 · HIGH
Cargo Recurring
BUILD_TOOL · 3/50 repos · 3 files · 30 LOC
Depth 80 · HIGH
Lodash Recurring
LIBRARY · 3/50 repos · 3 files · 37603 LOC
Depth 54 · HIGH
Redux Emerging
LIBRARY · 1/50 repos · 3 files · 39 LOC
Depth 61 · HIGH
Vue Recurring
FRAMEWORK · 2/50 repos · 3 files · 920 LOC
Depth 58 · HIGH
Redis Recurring
CACHE · 3/50 repos · 3 files · 4998 LOC
Depth 65 · HIGH
Requests Recurring
LIBRARY · 2/50 repos · 2 files · 69 LOC
Depth 56 · HIGH
Swift Emerging
LANGUAGE · 1/50 repos · 2 files · 54 LOC
Depth 70 · HIGH
Jest Core
TESTING · 4/50 repos · 2 files · 23753 LOC
Depth 54 · HIGH
Apache Kafka Recurring
MESSAGE_BROKER · 2/50 repos · 2 files · 8479 LOC
Depth 65 · HIGH
Poetry Emerging
BUILD_TOOL · 1/50 repos · 1 files · 10 LOC
Depth 80 · HIGH
GraphQL Emerging
LIBRARY · 1/50 repos · 1 files · 1993 LOC
Depth 58 · HIGH
Playwright Emerging
TESTING · 1/50 repos · 1 files · 266 LOC
Depth 58 · HIGH
Actix Web Emerging
FRAMEWORK · 1/50 repos · 1 files · 61 LOC
Depth 58 · HIGH
Bundler Emerging
BUILD_TOOL · 1/50 repos · 1 files · 10 LOC
Depth 80 · HIGH
pnpm Emerging
BUILD_TOOL · 1/50 repos · 1 files · 10 LOC
Depth 80 · HIGH
Elasticsearch Emerging
DATABASE · 1/50 repos · 1 files · 504 LOC
Depth 65 · HIGH
Go Modules Emerging
BUILD_TOOL · 1/50 repos · 1 files · 10 LOC
Depth 80 · HIGH
Flask Emerging
FRAMEWORK · 1/50 repos · 1 files · 91 LOC
Depth 58 · HIGH
Express Emerging
FRAMEWORK · 1/50 repos · 1 files · 752 LOC
Depth 58 · HIGH
pytest Recurring
TESTING · 2/50 repos · 1 files · 674 LOC
Depth 37 · HIGH
Tailwind CSS Recurring
LIBRARY · 2/50 repos · 1 files · 3 LOC
Depth 39 · HIGH
RabbitMQ Emerging
MESSAGE_BROKER · 1/50 repos · 1 files · 744 LOC
Depth 65 · HIGH
Dockerfile Emerging
LANGUAGE · 1/50 repos · 1 files · 66 LOC
Depth 70 · HIGH
Bytes Emerging
LIBRARY · 1/50 repos · 0 files · 0 LOC
Tokio Test Emerging
TESTING · 1/50 repos · 0 files · 0 LOC
Tracing Recurring
OBSERVABILITY · 3/50 repos · 0 files · 0 LOC
Clap Recurring
LIBRARY · 3/50 repos · 0 files · 0 LOC
ENGINEERING HABITS
containerizationobserved
automated_testsobserved
documentationobserved
lintingobserved
formattingobserved
continuous_integrationobserved
Not observed ≠ does not know
PROJECT PORTFOLIO
tokscale PostgreSQL
BetterOCR NumPy
use-color ESLint
detect-airpods Prettier
contrabass Testify
iphone Prettier
frogress Prettier
trendy-resume Prettier
ACTIVITY & OWNERSHIP
Active months 102
Commits 7331
Owner authored 71%
PRIMARY PROFILE — HR VIEW
FrontendTypeScript · Rust · ReactCollaborative
In 30 sec: direction — frontend, core — TypeScript · Rust · React, 50 repos 2018 — 2026. No LOC or files — stability only.
DEVELOPER SIGNATURE
TypeScriptRustReactJSONSerdeCollaborative
TECHNOLOGY EVOLUTION
2023
JavaScript · React
2024
TypeScript · Next.js
2025
TypeScript · PostgreSQL
2026
TS + Next
COMMUNITY / IMPACT not a skill rating
Stars 7902
Forks 655
Watchers 104
EVERYTHING ABOVE IS TRACEABLE
50 repositories · 7331 commits · 5710 files · 550 evidence
Absence of a technology in the passport does not imply lack of experience