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Achievement: YOLOAchievement: Pull Sharkx2Achievement: Quickdraw

Achievements

Achievement: YOLOAchievement: Pull Sharkx2Achievement: Quickdraw

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kym8821/README.md



πŸ‘‹ Backend Developer κΉ€μš©λ―Όμž…λ‹ˆλ‹€

문제λ₯Ό λ‹¨μˆœνžˆ ν•΄κ²°ν•˜λŠ” 것이 μ•„λ‹ˆλΌ, 원인을 ꡬ쑰적으둜 λΆ„μ„ν•˜κ³  μž¬λ°œν•˜μ§€ μ•ŠλŠ” λ°©μ‹μœΌλ‘œ κ°œμ„ ν•˜λŠ” λ°±μ—”λ“œ κ°œλ°œμžμž…λ‹ˆλ‹€.

μ„œλΉ„μŠ€ 개발 κ³Όμ •μ—μ„œ λ°œμƒν•˜λŠ” μ„±λŠ₯ λ¬Έμ œμ™€ ꡬ쑰적 ν•œκ³„λ₯Ό ν•΄κ²°ν•˜λŠ” 데 μ§‘μ€‘ν•΄μ™”μŠ΅λ‹ˆλ‹€. JPA N+1 문제λ₯Ό λΆ„μ„ν•˜κ³  쑰회 μ „λž΅μ„ μž¬κ΅¬μ„±ν•˜μ—¬ API 응닡 속도λ₯Ό μ•½ 40% κ°œμ„ ν–ˆκ³ , μ‹€μ‹œκ°„ 슀트리밍 μ‹œμŠ€ν…œμ—μ„œλŠ” I/O ꡬ쑰와 전솑 방식을 κ°œμ„ ν•˜μ—¬ FPS 5 β†’ 30, λ©”λͺ¨λ¦¬ μ‚¬μš©λŸ‰ μ•ˆμ •ν™”(700MB μˆ˜μ€€) λ₯Ό λ‹¬μ„±ν–ˆμŠ΅λ‹ˆλ‹€.

λ˜ν•œ Redis, Kafka, WebSocket 기반의 μ‹€μ‹œκ°„ νŒŒμ΄ν”„λΌμΈμ„ μ„€κ³„ν•˜λ©° DB Write 횟수λ₯Ό 45회 β†’ 1회둜 μ€„μ΄λŠ” ꡬ쑰 κ°œμ„ μ„ κ²½ν—˜ν–ˆκ³ , MSA ꡬ쑰λ₯Ό 직접 μ μš©ν•˜λ©° μ•„ν‚€ν…μ²˜ μ„ νƒμ˜ νŠΈλ ˆμ΄λ“œμ˜€ν”„λ₯Ό κ³ λ―Όν•΄μ™”μŠ΅λ‹ˆλ‹€

κΈ°μˆ μ€ λͺ©μ μ΄ μ•„λ‹ˆλΌ 문제 해결을 μœ„ν•œ 도ꡬ라고 μƒκ°ν•©λ‹ˆλ‹€. 항상 β€œμ™œ 이 ꡬ쑰가 ν•„μš”ν•œκ°€β€λ₯Ό κ³ λ―Όν•˜λ©°, ν˜„μž¬ 상황에 κ°€μž₯ μ ν•©ν•œ 섀계λ₯Ό μ„ νƒν•˜λŠ” κ°œλ°œμžκ°€ 되고자 ν•©λ‹ˆλ‹€.



πŸ“š STACKS



πŸš€ PROJECTS

🎨 μΉ΄μΉ΄μ˜€ν†‘ ν…Œλ§ˆ μ»€μŠ€ν„°λ§ˆμ΄μ§• μ„œλΉ„μŠ€

μ‚¬μš©μžκ°€ 직접 ν…Œλ§ˆλ₯Ό μ œμž‘ν•˜κ³  κ³΅μœ ν•  수 μžˆλŠ” μ»€μŠ€ν„°λ§ˆμ΄μ§• ν”Œλž«νΌ

πŸ“Œ κ°œμš”

  • 이미지 및 μŠ€νƒ€μΌ μš”μ†Œλ₯Ό μ‘°ν•©ν•˜μ—¬ μΉ΄μΉ΄μ˜€ν†‘ ν…Œλ§ˆλ₯Ό μƒμ„±ν•˜κ³  κ³΅μœ ν•  수 μžˆλŠ” μ„œλΉ„μŠ€

βš™οΈ 기술 μŠ€νƒ

  • Backend: Java, Spring Boot, Spring Data JPA, MySQL, Docker, Redis
  • Frontend: React, TypeScript

πŸ‘¨β€πŸ’» μ£Όμš” κΈ°μ—¬

  • ν…Œλ§ˆ 및 κ²Œμ‹œκΈ€ API 섀계 및 κ΅¬ν˜„
  • 쑰회 μ„±λŠ₯ μ΅œμ ν™” (쿼리 14 β†’ 7, μ‘λ‹΅μ‹œκ°„ 40% κ°œμ„ )
  • Docker λ©€ν‹° μŠ€ν…Œμ΄μ§• 적용 (500MB β†’ 150MB 이미지 μ΅œμ ν™”)
  • μ•ˆλ“œλ‘œμ΄λ“œ ν™˜κ²½ ν…Œλ§ˆ 생성 및 적용 κΈ°λŠ₯ κ΅¬ν˜„

πŸ”— Repository

πŸ₯ AI 기반 μ‹€μ‹œκ°„ λ“œλŸΌ μ—°μ£Ό 채점 μ„œλΉ„μŠ€

μ‹€μ‹œκ°„ μ—°μ£Ό 데이터λ₯Ό λΆ„μ„ν•˜μ—¬ 정확도λ₯Ό ν‰κ°€ν•˜λŠ” AI 기반 μŒμ•… μ„œλΉ„μŠ€

πŸ“Œ κ°œμš”

  • μ‚¬μš©μž λ“œλŸΌ μ—°μ£Όλ₯Ό μ‹€μ‹œκ°„ λΆ„μ„ν•˜μ—¬ λ°•μž 및 음 정확도 μΈ‘μ •
  • μ—…λ‘œλ“œλœ 악보λ₯Ό λΆ„μ„ν•˜μ—¬ μ„œλΉ„μŠ€μ—μ„œ ν™œμš© κ°€λŠ₯ν•œ 포맷으둜 λ³€ν™˜

βš™οΈ 기술 μŠ€νƒ

  • Backend: Java, Spring Boot, Spring Cloud, JPA, WebSocket(STOMP), MySQL, Docker, Kafka, Redis
  • Frontend: Flutter, Dart

πŸ‘¨β€πŸ’» μ£Όμš” κΈ°μ—¬

  • JWT 기반 인증/인가 μ‹œμŠ€ν…œ ꡬ좕
  • STOMP 기반 μ‹€μ‹œκ°„ 데이터 처리 νŒŒμ΄ν”„λΌμΈ 섀계
  • Spring Cloud 기반 MSA μ•„ν‚€ν…μ²˜ ꡬ좕
  • Docker 이미지 μ΅œμ ν™” (2GB β†’ 700MB)

πŸ”— Repository

🀝 자립 μ€€λΉ„ 청년을 μœ„ν•œ μ‹€μ‹œκ°„ 맀칭 μ‹œμŠ€ν…œ

λ©˜ν† -λ©˜ν‹°λ₯Ό μ‹€μ‹œκ°„μœΌλ‘œ μ—°κ²°ν•˜κ³  μ†Œν†΅μ„ μ§€μ›ν•˜λŠ” ν”Œλž«νΌ

πŸ“Œ κ°œμš”

  • 자립 μ€€λΉ„ 청년을 μœ„ν•œ λ©˜ν† λ§ 맀칭 및 정보 제곡 μ„œλΉ„μŠ€

βš™οΈ 기술 μŠ€νƒ

  • Backend: Kotlin, Spring Boot, JPA, WebSocket(STOMP), MySQL, Docker
  • Frontend: React, JavaScript

πŸ‘¨β€πŸ’» μ£Όμš” κΈ°μ—¬

  • JWT 기반 인증/인가 κ΅¬ν˜„
  • STOMP 기반 μ‹€μ‹œκ°„ μ±„νŒ… μ‹œμŠ€ν…œ κ΅¬ν˜„
  • μ±„νŒ…λ°© 및 λ©”μ‹œμ§€ 관리 API 섀계 및 개발

πŸ”— Repository

πŸ† λ°±μ€€ μ£Όκ°„ λž­ν‚Ή μ„œλΉ„μŠ€

solved.ac 기반 문제 μΆ”μ²œ 및 μ‚¬μš©μž λž­ν‚Ή μ„œλΉ„μŠ€

πŸ“Œ κ°œμš”

  • solved.ac APIλ₯Ό ν™œμš©ν•œ 문제 μΆ”μ²œ 및 μ£Όκ°„ λž­ν‚Ή 제곡

βš™οΈ 기술 μŠ€νƒ

  • Backend: TypeScript, Express, MySQL
  • Frontend: React, TypeScript

πŸ‘¨β€πŸ’» μ£Όμš” κΈ°μ—¬

  • μ£Όκ°„ λž­ν‚Ή μ‹œμŠ€ν…œ κ΅¬ν˜„
  • 문제 정보 크둀링 κΈ°λŠ₯ 개발
  • μ‚¬μš©μž 인증 κΈ°λŠ₯ κ΅¬ν˜„

πŸ”— Repository

🌧 μ‹€μ‹œκ°„ κ°•μˆ˜λŸ‰ 기반 침수 예츑 μ„œλΉ„μŠ€

μ‹€μ‹œκ°„ 데이터λ₯Ό ν™œμš©ν•œ 지역별 침수 μœ„ν—˜λ„ 뢄석 μ‹œμŠ€ν…œ

πŸ“Œ κ°œμš”

  • κ°•μˆ˜λŸ‰ 데이터λ₯Ό 기반으둜 지역별 침수 μœ„ν—˜λ„λ₯Ό 뢄석 및 제곡

βš™οΈ 기술 μŠ€νƒ

  • Backend: Django, DRF, Python, MySQL
  • Frontend: React, JavaScript

πŸ‘¨β€πŸ’» μ£Όμš” κΈ°μ—¬

  • OpenStreetMap 기반 지도 격자 UI κ΅¬ν˜„ 및 μœ„ν—˜λ„ μ‹œκ°ν™”
  • μ™ΈλΆ€ κ°•μˆ˜λŸ‰ API 연동 및 데이터 μˆ˜μ§‘ νŒŒμ΄ν”„λΌμΈ ꡬ좕
  • 침수 μœ„ν—˜λ„ μ‚°μ • 둜직 섀계 및 API κ΅¬ν˜„

πŸ”— Repository



πŸ“˜ STUDY LINKS

Pinned Loading

  1. kakao-theme-maker/backend kakao-theme-maker/backend Public

    backend service repository

    Java

  2. kookmin-sw/capstone-2025-22 kookmin-sw/capstone-2025-22 Public

    2025-1-cap-template created by GitHub Classroom

    Jupyter Notebook 4