Web Developer · Seoul, Korea
I build web products with clean architecture and great developer experience.
Currently at @NCredibleAI, building AI Agent × OT products for food manufacturing.
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 5690 commits ██████░░░░░░░░░░░░░░░░░░░ 25.71 %
🌆 Daytime 11481 commits █████████████░░░░░░░░░░░░ 51.88 %
🌃 Evening 4887 commits ██████░░░░░░░░░░░░░░░░░░░ 22.08 %
🌙 Night 73 commits ░░░░░░░░░░░░░░░░░░░░░░░░░ 00.33 %
📅 I'm Most Productive on Wednesday
Monday 3273 commits ████░░░░░░░░░░░░░░░░░░░░░ 14.79 %
Tuesday 4176 commits █████░░░░░░░░░░░░░░░░░░░░ 18.87 %
Wednesday 5376 commits ██████░░░░░░░░░░░░░░░░░░░ 24.29 %
Thursday 3227 commits ████░░░░░░░░░░░░░░░░░░░░░ 14.58 %
Friday 3078 commits ███░░░░░░░░░░░░░░░░░░░░░░ 13.91 %
Saturday 1519 commits ██░░░░░░░░░░░░░░░░░░░░░░░ 06.86 %
Sunday 1482 commits ██░░░░░░░░░░░░░░░░░░░░░░░ 06.70 %
📊 This Week I Spent My Time On
🕑︎ Time Zone: Asia/Seoul
💬 Programming Languages:
Other 1 hr 16 mins ████████████████████████░ 96.50 %
SSH Config 2 mins █░░░░░░░░░░░░░░░░░░░░░░░░ 03.50 %
🔥 Editors:
Google Calendar 1 hr ███████████████████░░░░░░ 76.13 %
Hermes 14 mins █████░░░░░░░░░░░░░░░░░░░░ 18.80 %
Cursor 3 mins █░░░░░░░░░░░░░░░░░░░░░░░░ 05.07 %
💻 Operating System:
Unknown OS 1 hr ███████████████████░░░░░░ 76.13 %
Mac 18 mins ██████░░░░░░░░░░░░░░░░░░░ 23.87 %
🤖 AI Coding This Week
⏱ AI Coding Time: 16 mins (20.91%)
✍️ 0 lines written by AI, 4 lines written by hand (0.0% AI-written)
🔤 131,375 Input Tokens, 1,975 Output Tokens
💵 $1.74 Estimated AI Cost This Week
🧠 5 AI Sessions, 5 AI Prompts
GPT 0 lines ░░░░░░░░░░░░░░░░░░░░░░░░░ 00.00 %
🔎 AI Coding Insights:
🧑💻 Mostly Hands-On — 0.0% of written lines came from AI
📝 Concise Prompter — average 58 characters per prompt
🎯 One-Shot Prompter — average 1 prompts per session
🔍 Hands-On Reviewer — 100.0% of changed lines were hand-edited
I Mostly Code in TypeScript
TypeScript 35 repos ████████████░░░░░░░░░░░░░ 46.67 %
JavaScript 21 repos ███████░░░░░░░░░░░░░░░░░░ 28.00 %
Jupyter Notebook 2 repos █░░░░░░░░░░░░░░░░░░░░░░░░ 02.67 %
Shell 1 repo ░░░░░░░░░░░░░░░░░░░░░░░░░ 01.33 %
MDX 1 repo ░░░░░░░░░░░░░░░░░░░░░░░░░ 01.33 %
Last Updated on 11/10/2026 04:45:17 UTC