Web Developer · Seoul, Korea
I build web products with clean architecture and great developer experience.
Previously at @travelmakers, building Next.js platforms and design systems.
- Building GDG Busan Hackathon Vote — 실시간 투표 플랫폼 (Next.js 16 + React 19 + Cloud Firestore)
- Designing weighted scoring (심사위원 + 참가자 가중 점수) with anti-fraud 4중 검증
- Crafting a "Living Terminal" dark UI with dramatic countdown result reveals
journey
title 2026 Focus Areas
section Realtime & Web
Firestore onSnapshot Sync: 5: Done
Custom Token Auth: 5: Done
Dramatic Result Reveal: 4: In Progress
section AI & Web
Claude API Integration: 5: Done
Gemini API Exploration: 4: Done
AI-powered PDF Analysis: 5: In Progress
section Architecture
FSD Migration: 5: Done
Monorepo (Turborepo): 5: Done
Design System (Dash): 4: Done
Type-safe everything Zod validation + TypeScript strict mode, end-to-end type safety
FSD architecture Layered imports: shared → entities → features → widgets → pages
Monorepo-first Turborepo + pnpm workspaces, shared packages across apps
Production habits Rate limiting, audit logging, PII filtering, CORS — built in from day one
Frontend TypeScript · React · Next.js · Tailwind CSS · React Native
Backend Node.js · Supabase · Firebase · GraphQL · MySQL
Infra Docker · GitHub Actions · AWS · Vercel · Turborepo
WakaTime
I'm an Early 🐤
🌞 Morning 5235 commits ██████░░░░░░░░░░░░░░░░░░░ 25.44 %
🌆 Daytime 10580 commits █████████████░░░░░░░░░░░░ 51.41 %
🌃 Evening 4695 commits ██████░░░░░░░░░░░░░░░░░░░ 22.81 %
🌙 Night 71 commits ░░░░░░░░░░░░░░░░░░░░░░░░░ 00.34 %
📅 I'm Most Productive on Wednesday
Monday 3015 commits ████░░░░░░░░░░░░░░░░░░░░░ 14.65 %
Tuesday 3737 commits █████░░░░░░░░░░░░░░░░░░░░ 18.16 %
Wednesday 5153 commits ██████░░░░░░░░░░░░░░░░░░░ 25.04 %
Thursday 2885 commits ████░░░░░░░░░░░░░░░░░░░░░ 14.02 %
Friday 2849 commits ███░░░░░░░░░░░░░░░░░░░░░░ 13.84 %
Saturday 1462 commits ██░░░░░░░░░░░░░░░░░░░░░░░ 07.10 %
Sunday 1480 commits ██░░░░░░░░░░░░░░░░░░░░░░░ 07.19 %
📊 This Week I Spent My Time On
🕑︎ Time Zone: Asia/Seoul
💬 Programming Languages:
Other 4 hrs 30 mins ████████████░░░░░░░░░░░░░ 47.20 %
Markdown 2 hrs 38 mins ███████░░░░░░░░░░░░░░░░░░ 27.56 %
TypeScript 1 hr 58 mins █████░░░░░░░░░░░░░░░░░░░░ 20.63 %
TOML 10 mins ░░░░░░░░░░░░░░░░░░░░░░░░░ 01.92 %
Text 6 mins ░░░░░░░░░░░░░░░░░░░░░░░░░ 01.14 %
🔥 Editors:
Google Calendar 3 hrs 31 mins █████████░░░░░░░░░░░░░░░░ 36.89 %
Cursor 2 hrs 52 mins ████████░░░░░░░░░░░░░░░░░ 30.05 %
Codex CLI 2 hrs 24 mins ██████░░░░░░░░░░░░░░░░░░░ 25.12 %
VS Code 45 mins ██░░░░░░░░░░░░░░░░░░░░░░░ 07.94 %
💻 Operating System:
Mac 6 hrs 2 mins ████████████████░░░░░░░░░ 63.11 %
Unknown OS 3 hrs 31 mins █████████░░░░░░░░░░░░░░░░ 36.89 %
I Mostly Code in TypeScript
TypeScript 28 repos ██████████░░░░░░░░░░░░░░░ 41.18 %
JavaScript 21 repos ████████░░░░░░░░░░░░░░░░░ 30.88 %
Jupyter Notebook 2 repos █░░░░░░░░░░░░░░░░░░░░░░░░ 02.94 %
Shell 1 repo ░░░░░░░░░░░░░░░░░░░░░░░░░ 01.47 %
MDX 1 repo ░░░░░░░░░░░░░░░░░░░░░░░░░ 01.47 %
Last Updated on 04/06/2026 01:15:08 UTC