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Sungjoon Lee.

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Sungjoon Lee.

Developer · Photographer · Pianist

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© 2026 Sungjoon Lee · Seoul, Republic of Korea

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“Next.js”

14

Dev

7

Integrated PortfolioPersonal Project · Web
AlphaBatCommercial Project · Real-time AI Interpretation Platform
Personal Portfolio (2025)Personal Project · Web
Mail@SSAFY Team Project · Desktop App
RecipediaSSAFY Team Project · Collaboration with Samsung Electronics Digital Appliances Business
MyHeroSSAFY Team Project · AIoT
AIDAPSSAFY Team Project · FinTech

Blog

7

Removing the Save ButtonNext.js
WebSocket: I’ll build the bridge, you do the talkingWebSocket · Next.js
JWT gives me a hard timeJWT · Next.js

How I Built a Unified PortfolioNext.js · BaaS

Adding RAG Chatbot and Integrated Search to PortfolioRAG · AI · Next.js · Agent

Why You Should Use SupabaseBaaS · Next.js

Getting Agents to Use My Site: WebMCPAgent · AI · Next.js · WebMCP