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 6407 commits ██████░░░░░░░░░░░░░░░░░░░ 25.32 %
🌆 Daytime 13349 commits █████████████░░░░░░░░░░░░ 52.75 %
🌃 Evening 5401 commits █████░░░░░░░░░░░░░░░░░░░░ 21.34 %
🌙 Night 148 commits ░░░░░░░░░░░░░░░░░░░░░░░░░ 00.58 %
📅 I'm Most Productive on Wednesday
Monday 3785 commits ████░░░░░░░░░░░░░░░░░░░░░ 14.96 %
Tuesday 4941 commits █████░░░░░░░░░░░░░░░░░░░░ 19.53 %
Wednesday 5972 commits ██████░░░░░░░░░░░░░░░░░░░ 23.60 %
Thursday 4091 commits ████░░░░░░░░░░░░░░░░░░░░░ 16.17 %
Friday 3438 commits ███░░░░░░░░░░░░░░░░░░░░░░ 13.59 %
Saturday 1548 commits ██░░░░░░░░░░░░░░░░░░░░░░░ 06.12 %
Sunday 1530 commits ██░░░░░░░░░░░░░░░░░░░░░░░ 06.05 %
📊 This Week I Spent My Time On
🕑︎ Time Zone: Asia/Seoul
💬 Programming Languages:
Other 6 hrs 10 mins █████████████████████████ 100.00 %
🔥 Editors:
Google Calendar 4 hrs 1 min ████████████████░░░░░░░░░ 65.18 %
Cursor 1 hr 54 mins ████████░░░░░░░░░░░░░░░░░ 30.86 %
Antigravity CLI 12 mins █░░░░░░░░░░░░░░░░░░░░░░░░ 03.27 %
Antigravity Desktop 2 mins ░░░░░░░░░░░░░░░░░░░░░░░░░ 00.69 %
💻 Operating System:
Unknown OS 4 hrs 1 min ████████████████░░░░░░░░░ 65.18 %
Mac 2 hrs 8 mins █████████░░░░░░░░░░░░░░░░ 34.82 %
🤖 AI Coding This Week
⏱ AI Coding Time: 2 hrs 8 mins (34.82%)
✍️ 0 lines written by AI, 0 lines written by hand (0% AI-written)
🔤 73,805 Input Tokens, 313 Output Tokens
💵 $0.81 Estimated AI Cost This Week
🧠 16 AI Sessions, 36 AI Prompts
GPT 0 lines ░░░░░░░░░░░░░░░░░░░░░░░░░ 00.00 %
🔎 AI Coding Insights:
🧑💻 Mostly Hands-On — 0% of written lines came from AI
📝 Concise Prompter — average 126 characters per prompt
🔁 Iterative Prompter — average 2 prompts per session
🚀 High AI Trust — 0% of changed lines were hand-edited
I Mostly Code in TypeScript
TypeScript 36 repos ████████████░░░░░░░░░░░░░ 46.15 %
JavaScript 22 repos ███████░░░░░░░░░░░░░░░░░░ 28.21 %
Jupyter Notebook 2 repos █░░░░░░░░░░░░░░░░░░░░░░░░ 02.56 %
Shell 1 repo ░░░░░░░░░░░░░░░░░░░░░░░░░ 01.28 %
MDX 1 repo ░░░░░░░░░░░░░░░░░░░░░░░░░ 01.28 %
Last Updated on 25/10/2026 03:51:43 UTC