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SongHyeonJin/README.md

HyeonJin Song  Back-end Developer

안정적인 서버와 API를 만드는 Spring 백엔드 개발자입니다.
대용량 트래픽에도 흔들리지 않는 시스템과 깔끔한 데이터 설계를 고민해요.


🛠️ Tech Stack

Backend

Java Spring Spring Boot JPA

Database & Messaging

MySQL Redis Apache Kafka

Infra & Tools

Docker AWS Git GitHub IntelliJ IDEA


🧩 Problem Solving



📊 Contribution

Pinned Loading

  1. fast-coupon-service fast-coupon-service Public

    대용량 선착순 쿠폰 발급 시스템 (Redis Lua 원자적 차감 + Kafka 비동기 발급)

    Java

  2. jarvis-agent jarvis-agent Public

    Spring Boot + Spring AI 기반 AI 개발 비서 - Claude/Ollama 멀티모델 라우팅, Tool Calling

    Java

  3. gift-recommendation-service gift-recommendation-service Public

    OpenAI 임베딩 + Qdrant 벡터 검색 기반 AI 선물 추천 서비스

    Java

  4. coupang-clone-backend coupang-clone-backend Public

    Spring Boot 멀티모듈 기반 쿠팡 클론 이커머스 백엔드 API

    Java

  5. TIL TIL Public

    📚Today I Learned / 머리를 믿지말고 손을 믿어라

  6. BE_WithIn BE_WithIn Public

    커뮤니티 사이트 백엔드 / 협업 프로젝트 (FE 2명 / BE 4명)

    Java 4