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space-cap/README.md

👋 Hi, I'm LEE YOUNGHYUN (space-cap)

🚀 Developer focused on AI automation, finance systems, and backend engineering


🧠 About Me

  • 💼 Former game server engineer (C++, C#, Python)
  • 📊 Currently exploring AI + Stock Trading Automation
  • 🧩 Interested in LangChain, OpenAI API, and Data Engineering
  • 🌱 Building intelligent services that connect people, memory, and markets

🛠️ Tech Stack

Languages:
Python Java C# C++ Kotlin

Frameworks / Tools:
Spring Boot FastAPI LangChain OpenAI API
MySQL MongoDB Redis Docker

Investment APIs:
Korea Investment OpenAPI WebSocket / REST Trading Bots


📚 Featured Projects

🧩 AI Finance / Trading

  • kis-auto-trader
    한국투자증권 OpenAPI 기반의 자동매매 시스템 (REST + WebSocket)

    • 종목 Pool 관리, 슬리피지 제어, 실시간 체결 로직 포함
    • LangChain 기반 뉴스 요약과 시그널 생성 연동
  • LangChain-Finance-Chatbot
    Chroma + MySQL 기반의 청년정책/금융 챗봇

    • 문서 벡터스토어, 툴/에이전트 설계, 자연어 질의 대응

🧠 AI & Data

  • memory-garden
    “기억정원” — 노인 외로움과 죽음을 주제로 한 감성 데이터 프로젝트
    • 감정 분류, 텍스트 임베딩, 감정 기록 시각화

☁️ Backend & Infra

  • mini-spring-di-container
    Guava + Annotation 기반의 경량 DI 컨테이너 구현
    • @MyComponent 스캔 / 자동 빈 등록 / 의존성 주입 기능 포함

🧩 Currently Learning

  • LangGraph / RAG Pipeline Optimization
  • AI Agentic Workflow Design
  • Quantitative Backtesting with Python

📫 Contact


“코드로 세상을 이해하고, 데이터를 통해 세상을 설명합니다.”

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