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doublesilver/README.md
Typing hero

Agora โ€” Live Biz-Retriever Gagisiro Maintenance Email


โšก TL;DR

ํ’€์Šคํƒ ์™ธ์ฃผ ๋””๋ ‰ํ„ฐ. AI ์ฝ”๋”ฉ ์—์ด์ „ํŠธ๋กœ ๊ธฐํšโ†’๊ตฌํ˜„โ†’ํ…Œ์ŠคํŠธโ†’๋ฐฐํฌ ์‚ฌ์ดํด์„ ์••์ถ•ํ•ฉ๋‹ˆ๋‹ค. 9๊ฐœ ํ”„๋กœ๋•์…˜ ยท 16๊ฐœ ์—…์ข… ๋ฐ๋ชจ ยท Web ยท Toss ๋ฏธ๋‹ˆ์•ฑ ยท Android PDA 3๊ฐœ ํ”Œ๋žซํผ.

Currently shipping Agora โ€” multi-AI debate tool with human-in-the-loop intervention. Open to full-stack / AI engineer ์™ธ์ฃผ.


๐ŸŒŸ Featured

๐Ÿค– Agora

Multi-AI debate ยท human-in-the-loop

Claude ยท GPT ยท Gemini ์ง๋ ฌ ๋ผ์šด๋“œ + ์‚ฌ์šฉ์ž ์ธํ„ฐ๋ŸฝํŠธ. 2๊ฐœ AbortController ๋ถ„๋ฆฌ ์„ค๊ณ„ ยท Anthropic prompt caching.

Next.js 16 ยท TypeScript strict ยท SSE ยท vitest 26

๐Ÿ”— Live ยท ARCHITECTURE

๐Ÿš‡ Gagisiro

์ถœ๊ทผ๊ธธ ์‹ค์‹œ๊ฐ„ ์ต๋ช… ์ฑ„ํŒ… ยท ์šด์˜ ์ค‘

ํ‰์ผ 07:00~09:00 ยท k6 ๋ถ€ํ•˜ ํ…Œ์ŠคํŠธ P95 77ms (200 ๋™์‹œ) ยท Apps in Toss ๋ฏธ๋‹ˆ์•ฑ.

React 19 ยท Express 5 ยท Socket.IO ยท 1,900+ tests

๐Ÿ”— Live ยท Toss ๋ฏธ๋‹ˆ์•ฑ

๐Ÿ• Biz-Retriever

AI ์ž…์ฐฐ ๊ณต๊ณ  ๋ถ„์„ ยท Raspberry Pi ์ž์ฒด ํ˜ธ์ŠคํŒ…

Gemini 2.5 Flash + LangChain RAG ยท Tailscale ์‚ฌ๋‚ด ๋ง ยท 9,572๊ฑด ๊ณต๊ณ  ์ˆ˜์ง‘ ๊ฒ€์ฆ.

FastAPI ยท Gemini 2.5 ยท 340+ tests ยท 95% coverage

๐Ÿ”— Live

๐Ÿข Maintenance App

AI ๊ฑด๋ฌผ ์œ ์ง€๋ณด์ˆ˜ SaaS

Groq Llama-3 ๋ถ„๋ฅ˜ ยท Celery ๋น„๋™๊ธฐ ํ ยท S3 ์ด๋ฏธ์ง€ ์—…๋กœ๋“œ ยท JWT + RBAC.

Next.js 14 ยท FastAPI ยท Groq ยท Celery 5.4

๐Ÿ”— Live ยท API Docs


๐Ÿ› ๏ธ Tech Stack

Languages & Frameworks

Languages & Frameworks

Database & Infra

DB & Infra

Frontend ยท Observability

Frontend ยท Observability

AI / LLM Providers

Anthropic OpenAI Gemini Groq LangChain

Cloud Hosting

Railway Vercel Supabase

AI Agents in daily workflow: Claude Code ยท OpenAI Codex ยท Gemini CLI


๐Ÿš€ Production Projects (9)

1. Agora ยท Multi-AI Debate Tool with Human-in-the-Loop

Claude ยท GPT ยท Gemini ์ง๋ ฌ ๋ผ์šด๋“œ ํ† ๋ก  + ์‚ฌ์šฉ์ž ์ธํ„ฐ๋ŸฝํŠธ๊ฐ€ ์ฆ‰์‹œ ๋ผ์šด๋“œ๋งŒ ๋Š๊ณ  ๋‹ค์Œ ๋ผ์šด๋“œ๋ฅผ ์˜๊ฒฌ์— ๋งž์ถฐ ์žฌ์ •๋ ฌ. ๋‹จ์ˆœ ๋‹ค์ค‘ ํ˜ธ์ถœ๊ณผ ๋‹ฌ๋ฆฌ ์ธ๊ฐ„์ด ํ† ๋ก ์— ์ฐธ์—ฌํ•˜๋Š” ํŒจํ„ด.

  • ๐ŸŽญ Pattern: 2๊ฐœ AbortController ๋ถ„๋ฆฌ (roundAbort vs sessionAbort) โ€” ์ธํ„ฐ๋ŸฝํŠธ๋Š” ๋ผ์šด๋“œ๋งŒ ๋Š๊ณ  ์„ธ์…˜์€ ์‚ด๋ฆผ / Node 20+ AbortSignal.any ํ•ฉ์„ฑ
  • ๐Ÿค– AI: @anthropic-ai/sdk + openai + @google/genai ยท Anthropic prompt caching (cache_control 2-block ๋ถ„ํ• )
  • ๐Ÿ” Security: BYOK (sessionStorage only ยท ์„œ๋ฒ„ ๋””์Šคํฌ ๋ฏธ์ €์žฅ) ยท JSONL append-only logger ยท ์‹œํฌ๋ฆฟ ์ž๋™ ๊ฒ€์ฆ (scrub-check.sh)
  • โœ… Quality: TypeScript strict 0 errors ยท vitest 26 tests ยท 9-scenario regression (interrupt ยท timeout ยท budget ยท time)
  • ๐Ÿ—๏ธ Tech: Next.js 16 (App Router) + Tailwind v4 ยท SSE token streaming ยท Docker standalone
  • ๐Ÿ”ง Infra: Railway (containerized) ยท BYOK ๋‹จ์ผ ์‚ฌ์šฉ์ž ๋ฐ๋ชจ ๊ฐ€์ •

Live: agora-production-17a6.up.railway.app Docs: README ยท ARCHITECTURE ยท AGENTS


2. Gagisiro (๊ฐ€๊ธฐ์‹ซ์–ด) ยท ์ถœ๊ทผ๊ธธ ์‹ค์‹œ๊ฐ„ ์ต๋ช… ์ฑ„ํŒ…

์šด์˜ ์ค‘ โ€” gagisiro.com ยท ํ‰์ผ 07:00~09:00 ๋™์‹œ ์‚ฌ์šฉ์ž ํŠธ๋ž˜ํ”ฝ ์ฒ˜๋ฆฌ

  • ๐Ÿš‡ Features: 9๊ฐœ ํ˜ธ์„ ๋ณ„ ์‹ค์‹œ๊ฐ„ ์ฑ„ํŒ… ยท ๋‹ต์žฅ/๋ฆฌ์•ก์…˜ ยท ์‹ค์‹œ๊ฐ„ ํ˜ผ์žก๋„ ยท ๊ฒŒ์‹œ๊ธ€ ๊ฒ€์ƒ‰ ยท ํ‘ธ์‹œ ์•Œ๋ฆผ
  • ๐Ÿค– AI Filtering: Local Regex + OpenAI Moderation API ํ•˜์ด๋ธŒ๋ฆฌ๋“œ
  • ๐Ÿ“Š Admin: Recharts ๋Œ€์‹œ๋ณด๋“œ ยท DAU/WAU/MAU ๋ถ„์„ ยท ์‹ ๊ณ  ๊ด€๋ฆฌ ยท ์ปค์Šคํ…€ SQL ์ฟผ๋ฆฌ
  • ๐Ÿ—๏ธ Tech: React 19.2.3 + Vite ยท Express 5.0.0 ยท Socket.IO 4.8.3 ยท TypeScript strict ยท PostgreSQL ยท Redis 5.10.0
  • ๐Ÿ“ฑ Apps in Toss: ํ† ์Šค ๋ฏธ๋‹ˆ์•ฑ ๋ฐฐํฌ ยท ์ธ์•ฑ ๊ด‘๊ณ  3์ข… (๋ฐฐ๋„ˆ/์ „๋ฉด/๋ณด์ƒํ˜•)
  • ๐Ÿ”ง Infra: Railway (Backend + DB + Redis) ยท Vercel (Frontend) ยท GitHub Actions CI/CD (4 workflows)
  • โœ… Quality: 1,900+ tests (139 test files) ยท 80%+ coverage ยท OWASP Top 10 ๋Œ€์‘
โšก k6 ๋ถ€ํ•˜ ํ…Œ์ŠคํŠธ (CI ์ž๋™ ์‹คํ–‰)
์‹œ๋‚˜๋ฆฌ์˜ค ๋™์‹œ ์‚ฌ์šฉ์ž ์ฒ˜๋ฆฌ๋Ÿ‰ P95
Smoke 1 0.73 req/s 73ms
Load 50 9.87 req/s 28ms
Stress 200 235 req/s 77ms
Spike 200 363 req/s 81ms

์ถœ์ฒ˜: backend/tests/load/load-test.js + .github/workflows/load-testing.yml ยท Redis ์บ์‹œ ํžˆํŠธ์œจ 98.64%


3. Biz-Retriever ยท AI ์ž…์ฐฐ ๊ณต๊ณ  ๋ถ„์„ ํ”Œ๋žซํผ

Gemini 2.5 Flash + LangChain RAG ยท Raspberry Pi ์ž์ฒด ํ˜ธ์ŠคํŒ… ยท Tailscale ์‚ฌ๋‚ด ๋ง

  • ๐Ÿค– AI: google-generativeai 0.4.0 ยท gemini-2.5-flash ยท LangChain RAG ยท Prompt Engineering
  • ๐Ÿ—๏ธ Tech: FastAPI 0.115.0 (Async) ยท SQLAlchemy 2.0.25 ยท taskiq-redis ยท psycopg2 ยท aiosqlite
  • ๐Ÿ”ง DevOps: Raspberry Pi + Tailscale ยท Prometheus + Grafana ยท HTTPS/SSL ยท Docker Compose
  • โœ… Quality: 340+ tests (97 test files) ยท 95% coverage (badge) ยท 9,572๊ฑด ๊ณต๊ณ  ์ˆ˜์ง‘ ๊ฒ€์ฆ

Live: biz-retriever.vercel.app


4. Maintenance App ยท AI ์Šค๋งˆํŠธ ๊ฑด๋ฌผ ์œ ์ง€๋ณด์ˆ˜ SaaS

Groq Llama-3 ๋ถ„๋ฅ˜ + Celery ๋น„๋™๊ธฐ ํ ยท ํ’€์Šคํƒ SaaS

  • ๐Ÿค– AI: groq 1.0.0 (Llama-3 ๋ถ„๋ฅ˜) + openai 1.59.7 (๋ณด๊ฐ•) ยท ๋ฏผ์› ์ž๋™ ๋ถ„๋ฅ˜ / ์šฐ์„ ์ˆœ์œ„ ์‚ฐ์ •
  • โšก Architecture: Celery 5.4.0 ๋น„๋™๊ธฐ ํ๋กœ ์‘๋‹ต latency ๊ฐœ์„  ยท Redis 5.2.1 ๋ฉ”์‹œ์ง€ ๋ธŒ๋กœ์ปค
  • ๐Ÿ—๏ธ Tech: Next.js 14 + Tailwind (Frontend) ยท FastAPI 0.115.6 (Backend) ยท S3 ์ด๋ฏธ์ง€ ์—…๋กœ๋“œ
  • ๐Ÿ” Security: JWT ์ธ์ฆ ยท RBAC ยท Rate Limiting
  • ๐Ÿ”ง Infra: Railway (Backend) + Vercel (Frontend)

Live: maintenance-app-azure.vercel.app ยท API Docs


5. ์ธํ„ฐ๋„ท๊ณต๋ฃก ยท ์ธํ„ฐ๋„ท/TV ๊ฐ€์ž… ๋น„๊ต ์‚ฌ์ดํŠธ

Next.js ^15.0.0 + React ^19.0.0 + Supabase ยท ํ†ต์‹ ์‚ฌ ์š”๊ธˆ์ œ ๋น„๊ต + ์ƒ๋‹ด ์‹ ์ฒญ

  • ๐Ÿ—๏ธ Tech: Next.js 15 ยท React 19 ยท @supabase/supabase-js (DB + Auth) ยท Tailwind CSS ยท Zod
  • ๐Ÿ“Š Features: ์š”๊ธˆ์ œ ๋น„๊ต ยท ๊ฐ€๊ฒฉ ๊ณ„์‚ฐ๊ธฐ ยท ์ƒ๋‹ด ์‹ ์ฒญ ํผ
  • ๐Ÿ‘จโ€๐Ÿ’ผ Admin: ๋ฏธ๋“ค์›จ์–ด ๊ธฐ๋ฐ˜ ๊ด€๋ฆฌ์ž ํŽ˜์ด์ง€ ยท ๊ด€๋ฆฌ์ž API
  • โœ… Quality: 128 tests (24 test files)

Live: internetdinor.vercel.app


6. Scan ยท ๋ฌผ๋ฅ˜์ฐฝ๊ณ  ๋ฐ”์ฝ”๋“œ ์Šค์บ๋„ˆ

Kotlin Android (Zebra TC60 PDA) + FastAPI + ์›น ๋„๋ฉด ์—๋””ํ„ฐ

  • ๐Ÿ“ฑ Mobile: Kotlin Android ์•ฑ ยท Zebra TC60 PDA EAN-13 ์Šค์บ” ยท MVVM + Retrofit2
  • ๐Ÿ—บ๏ธ Web Editor: ์›น ๊ธฐ๋ฐ˜ ์ฐฝ๊ณ  ๋„๋ฉด ์—๋””ํ„ฐ (์…€ ํฌ๊ธฐยทํ…์ŠคํŠธยทํ…Œ๋‘๋ฆฌยท์˜์—ญ ๊ด€๋ฆฌ)
  • ๐Ÿ—๏ธ Backend: FastAPI + aiosqlite ยท NAS WebDAV ์—ฐ๋™ ยท ๋„๋ฉด API ์ฑ…์ž„ ๋ถ„๋ฆฌ
  • ๐Ÿ”ง Infra: Zebra ์ „์šฉ Mini PC ์‚ฌ๋‚ด ์„œ๋ฒ„ ยท ์Šค์บ”โ†’์กฐํšŒ 0.3~0.5s
  • โœ… Quality: 55+ tests (Python 6 ํŒŒ์ผ + Kotlin) ยท ํ”„๋กœ๋•์…˜ ํ•˜๋“œ์›จ์–ด ๋ฌด์ค‘๋‹จ ์šด์˜

7. OddParty ยท ์†Œ์…œ ํŒŒํ‹ฐ ์‹ ์ฒญ ํ”Œ๋žซํผ

ํ”„๋ ˆ์ž„์›Œํฌ ์ œ๋กœ ํ’€์Šคํƒ โ€” Vanilla HTML/CSS/JS + Python stdlib http.server

  • ๐Ÿ—๏ธ Tech: Vanilla HTML/CSS/JS (Frontend) ยท Python stdlib (Backend) ยท SQLite/PostgreSQL
  • ๐Ÿ” Security: JWT ์ธ์ฆ ยท WYSIWYG ๊ด€๋ฆฌ์ž ๋Œ€์‹œ๋ณด๋“œ
  • โœ… Quality: 300+ tests ยท README ์ž์ฒด 100% coverage ์ฃผ์žฅ
  • ๐Ÿ”ง Infra: Vercel (Frontend) + Railway (Backend)

Live: oddparty.vercel.app


8. Knowledge Copilot ยท AI ๋ฌธ์„œ ์งˆ์˜/์š”์•ฝ RAG ํ”Œ๋žซํผ

OpenAI Embedding + RAG ํŒŒ์ดํ”„๋ผ์ธ ยท Next.js 14 + FastAPI

  • ๐Ÿค– AI: OpenAI Embedding ยท RAG ๊ฒ€์ƒ‰ยท์š”์•ฝ ํŒŒ์ดํ”„๋ผ์ธ
  • ๐Ÿ—๏ธ Tech: Next.js 14 (Frontend) ยท FastAPI + Python 3.12 (Backend) ยท SQLite
  • ๐Ÿ”ง Infra: Vercel + Railway ยท GitHub Actions CI/CD
  • โœ… Quality: 38 tests (TS 14 + Python 24)

9. S Partners Landing ยท ์†Œ์ƒ๊ณต์ธ ์ •์ฑ…์ž๊ธˆ ์ƒ๋‹ด ๋žœ๋”ฉ

๋ชจ๋ฐ”์ผ ์šฐ์„  ๋ฐ˜์‘ํ˜• ยท FormSubmit ์—ฐ๋™

  • ๐Ÿ—๏ธ Tech: HTML5 ยท CSS3 ยท Vanilla JS
  • ๐Ÿ“ฑ UX: ๋ชจ๋ฐ”์ผ ์šฐ์„  ยท ์‹ ๋ขฐ๊ฐ ์ค‘์‹ฌ UI
  • ๐Ÿ”ง Infra: Vercel ยท FormSubmit ์ด๋ฉ”์ผ ์—ฐ๋™

Live: s-partners.vercel.app


๐ŸŽจ Demo Portfolio โ€” 16๊ฐœ ์—…์ข…๋ณ„ ๋ฐ๋ชจ

์™ธ์ฃผ ์ƒ๋‹ด ์‹œ ํด๋ผ์ด์–ธํŠธ์—๊ฒŒ ์ฆ‰์‹œ ๋ณด์—ฌ์ฃผ๋Š” ์—…์ข…๋ณ„ ๋งž์ถค ๋ฐ๋ชจ ๋ชจ์Œ์ž…๋‹ˆ๋‹ค.

์นดํ…Œ๊ณ ๋ฆฌ ๋ฐ๋ชจ
์˜ˆ์•ฝ / ๋งค์žฅ ๐Ÿ“… booking ยท โ˜• cafe ยท ๐Ÿฅ clinic ยท ๐ŸŽจ studio ยท ๐Ÿฝ๏ธ queue
์ปค๋จธ์Šค / ์œ ํ†ต ๐Ÿ›๏ธ catalog ยท ๐Ÿ“ฆ inventory ยท ๐Ÿšš order
์—…๋ฌด ์ž๋™ํ™” ๐Ÿ“‡ crm-lite ยท ๐Ÿ‘ฅ hr ยท ๐Ÿ“Š report-gen ยท ๐Ÿงพ receipt
AI / ๋ฐ์ดํ„ฐ ๐Ÿ’ฌ chatbot ยท โญ review-ai ยท ๐Ÿ“ฐ news-digest
์ „๋ฌธ์ง โš–๏ธ lawfirm

โš™๏ธ How I Build โ€” AI-Assisted Engineering Workflow

flowchart LR
    P[1. PLAN<br/>AI Agent ๊ธฐํš๋ฌธ์„œ<br/>SoT CLAUDE.md] --> C[2. CODE<br/>Context-Aware<br/>MCP + AST-grep]
    C --> T[3. TEST<br/>vitest ยท pytest<br/>2,800+ tests]
    T --> R[4. REVIEW<br/>Human ๋ณด์•ˆยท์„ฑ๋Šฅยท<br/>์•„ํ‚คํ…์ฒ˜ ๊ฒŒ์ดํŠธ]
    R --> D[5. DEPLOY<br/>CI/CD<br/>Vercel ยท Railway]
    D -.ํ”ผ๋“œ๋ฐฑ.-> P
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๋งค ๋‹จ๊ณ„๋งˆ๋‹ค ์‚ฌ์šฉ์ž(=Director) ๊ฐ€ ์˜์‚ฌ๊ฒฐ์ •์— ์ฐธ์—ฌ โ†’ ๋‹จ์ˆœ vibe-coding์ด ์•„๋‹ˆ๋ผ AI ์ฝ”๋“œ + Human ํŒ๋‹จ์˜ ํŽ˜์–ด ์›Œํฌํ”Œ๋กœ.


๐Ÿ“Š GitHub Activity

Streak



Trophies

๐Ÿ Contribution Snake

Snake animation

๐Ÿ’ผ Hire Me

๊ฐ€๋Šฅํ•œ ์—ญํ•  ์ž‘์—… ํ˜•ํƒœ ๊ฒฐ์ œ
Full-Stack ์™ธ์ฃผ (Web ยท Mobile ยท AI) ๋‹จ๋ฐœ / ์ •๊ธฐ / ๋งˆ์ผ์Šคํ†ค ์‹œ๊ธ‰ / ํ”„๋กœ์ ํŠธ ๋‹จ์œ„
AI Engineer (RAG ยท ๋ฉ€ํ‹ฐ ์—์ด์ „ํŠธ ยท ํ”„๋กฌํ”„ํŠธ ์—”์ง€๋‹ˆ์–ด๋ง) ๋‹จ๋ฐœ / ์ปจ์„คํŒ… ์‹œ๊ฐ„์ œ / ํšŒ๋‹น
Backend (FastAPI ยท Express ยท Postgres) ์™ธ์ฃผ / ๊ธฐ์ˆ  ์ž๋ฌธ ํ˜‘์˜

๐Ÿ“ฌ ์™ธ์ฃผ / ํฌ์ง€์…˜ ๋ฌธ์˜: korea5410@gmail.com ๐ŸŒ ๋ผ์ด๋ธŒ ๋ฐ๋ชจ: Agora ยท Gagisiro ยท Biz-Retriever

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    B ์ปค๋ฎค๋‹ˆํ‹ฐ ํ•ซ์ด์Šˆ ์ž๋™ ๋ฐœํ–‰ ์‹œ์Šคํ…œ | Next.js 14 + Express + GitHub Actions

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  2. chatwoot-portfolio chatwoot-portfolio Public

    Chatwoot ๊ธฐ๋ฐ˜ ์—”ํ„ฐํ”„๋ผ์ด์ฆˆ ๊ณ ๊ฐ์ง€์› ํ”Œ๋žซํผ | Docker + Rails + PostgreSQL

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  3. maintenance-app maintenance-app Public

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