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moonjs1011/README.md

์•ˆ๋…•ํ•˜์„ธ์š”, ์„ฑ์›์ž…๋‹ˆ๋‹ค ๐Ÿ‘‹

Hi there, I'm Sungwon

๋ฐฑ์—”๋“œ๋ฅผ ์ง€ํ–ฅํ•˜๋Š” ๊ฐœ๋ฐœ์ž ยท Backend-leaning Developer

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๐ŸŒฑ ์ž”๋”” ยท Contribution Heatmap

moonjs1011's GitHub contribution heatmap

๐Ÿ™‹โ€โ™‚๏ธ About Me ยท ์ž๊ธฐ์†Œ๊ฐœ

  • ๐Ÿ‡ฐ๐Ÿ‡ท ๋Œ€ํ•œ๋ฏผ๊ตญ์—์„œ ๊ฐœ๋ฐœ์„ ๊ณต๋ถ€ํ•˜๋Š” ์„ฑ์›์ž…๋‹ˆ๋‹ค.
  • ๐ŸŽฏ Java / Spring Boot ๊ธฐ๋ฐ˜์˜ ๋ฐฑ์—”๋“œ ๊ฐœ๋ฐœ์„ ์ค‘์‹ฌ์œผ๋กœ ์„ฑ์žฅํ•˜๊ณ  ์žˆ์–ด์š”.
  • ๐Ÿง  ๊พธ์ค€ํ•œ ์•Œ๊ณ ๋ฆฌ์ฆ˜ ๋ฌธ์ œํ’€์ด๋กœ CS ๊ธฐ๋ณธ๊ธฐ๋ฅผ ๋‹ค์ง€๊ณ  ์žˆ์Šต๋‹ˆ๋‹ค.
  • ๐ŸŒ ํŒ€ ํ”„๋กœ์ ํŠธ howru ์—์„œ Spring ์„œ๋ฒ„ + Python ๋งˆ์ดํฌ๋กœ์„œ๋น„์Šค(FastAPI ยท spaCy NLP ยท LibreTranslate) + TypeScript ํ”„๋ก ํŠธ์—”๋“œ ๋กœ ๊ตฌ์„ฑ๋œ ํด๋ฆฌ๊ธ€๋ž ์•„ํ‚คํ…์ฒ˜๋ฅผ ํŒ€์›๋“ค๊ณผ ํ•จ๊ป˜ ๊ตฌ์ถ•ํ–ˆ์Šต๋‹ˆ๋‹ค.
  • ๐Ÿง‘โ€๐Ÿคโ€๐Ÿง‘ ๊ทธ ์™ธ ํŒ€ ํ˜‘์—… ๊ฒฝํ—˜: Flutter ยท Raspberry Pi ยท YOLOv4 ๋ฅผ ์•„์šฐ๋ฅด๋Š” ์บก์Šคํ†ค ์‹œ์Šคํ…œ, VibeList ํ’€์Šคํƒ ์„œ๋น„์Šค, AI ์ด๋ฏธ์ง€ ์ƒ์„ฑ + Unity VR ํ”„๋กœ์ ํŠธ ๋“ฑ.
  • ๐Ÿค– ์ตœ๊ทผ์—๋Š” Claude Code ๋ฅผ ๋น„๋กฏํ•œ AI ๊ธฐ๋ฐ˜ ๊ฐœ๋ฐœ ๋„๊ตฌ๋ฅผ ํ™œ์šฉํ•ด ๊ฐœ๋ฐœ ์ƒ์‚ฐ์„ฑ์„ ๋†’์ด๋Š” ๋ฐ์—๋„ ๊ด€์‹ฌ์ด ๋งŽ์Šต๋‹ˆ๋‹ค.
  • โœ‰๏ธ Reach me at monnjs2004@gmail.com

I'm a backend-leaning developer based in South Korea, focused on building robust server applications with Java & Spring Boot. I enjoy collaborating on polyglot microservice architectures (Spring + Python services + TypeScript frontend) and sharpen my fundamentals daily through algorithm practice.


๐Ÿ›  Tech Stack ยท ๊ธฐ์ˆ  ์Šคํƒ

Languages

Java Python C++ JavaScript

Backend & Frameworks

Spring Spring Boot FastAPI Flask

Tools & Platforms

Git GitHub IntelliJ IDEA GitHub Pages


๐Ÿ“‚ Projects ยท ํ”„๋กœ์ ํŠธ (Team)

๐ŸŒ ImFineThxAndYou โ€” howru ยท ์ฑ„ํŒ… ๊ธฐ๋ฐ˜ ์–ธ์–ด ๊ตํ™˜ ํ”Œ๋žซํผ

์™ธ๊ตญ์–ด ํ•™์Šต์ž๋ฅผ ์œ„ํ•œ ์ฑ„ํŒ… ๊ธฐ๋ฐ˜ ์–ธ์–ด ๊ตํ™˜ ํ”Œ๋žซํผ. ์ฑ„ํŒ… ํ๋ฆ„ ์•ˆ์—์„œ ์ž์—ฐ์Šค๋Ÿฝ๊ฒŒ ๋‹จ์–ดยท๋ฌธ์žฅ ํ•™์Šต์ด ์ด๋ค„์ง€๋„๋ก ์„ค๊ณ„๋˜์—ˆ์œผ๋ฉฐ, Spring ์„œ๋ฒ„ ๋ฅผ ์ค‘์‹ฌ์œผ๋กœ Python ๋งˆ์ดํฌ๋กœ์„œ๋น„์Šค(FastAPI / spaCy NLP / LibreTranslate) ๊ฐ€ ์œ ๊ธฐ์ ์œผ๋กœ ์—ฐ๋™๋˜๋Š” ํด๋ฆฌ๊ธ€๋ž ์•„ํ‚คํ…์ฒ˜๋กœ ๊ตฌ์ถ•๋˜์—ˆ์Šต๋‹ˆ๋‹ค.

A team-built chat-based language-exchange platform with a polyglot microservice architecture โ€” Java/Spring core server, Python services (FastAPI, spaCy NLP, LibreTranslate), and a TypeScript frontend.

Key Features ยท ํ•ต์‹ฌ ๊ธฐ๋Šฅ

  • ๐Ÿ’ฌ ์‹ค์‹œ๊ฐ„ ์ฑ„ํŒ… ๊ธฐ๋ฐ˜ ์–ธ์–ด ๊ตํ™˜ โ€” ํ•™์Šต์ž๋ผ๋ฆฌ ๋งค์นญ๋˜์–ด ์ž์—ฐ์Šค๋Ÿฌ์šด ๋Œ€ํ™” ์†์—์„œ ํ•™์Šต ์ง„ํ–‰
  • ๐ŸŒ ์‹ค์‹œ๊ฐ„ ๋ฒˆ์—ญ โ€” ์ž์ฒด ํ˜ธ์ŠคํŒ…ํ•œ LibreTranslate ๋กœ ์™ธ๋ถ€ ์˜์กด ์—†์ด ๋ฒˆ์—ญ ๊ธฐ๋Šฅ ์ œ๊ณต
  • ๐Ÿง  NLP ๊ธฐ๋ฐ˜ ๋‹จ์–ดยท๋ฌธ๋ฒ• ๋ถ„์„ โ€” spaCy ์„œ๋น„์Šค๋กœ ๋ฉ”์‹œ์ง€์—์„œ ํ’ˆ์‚ฌ/์–ดํœ˜ ๋ถ„์„ํ•˜์—ฌ ํ•™์Šต ํฌ์ธํŠธ ์ถ”์ถœ
  • โšก API ๊ฒŒ์ดํŠธ์›จ์ด / ์„œ๋น„์Šค ๋ ˆ์ด์–ด โ€” FastAPI ๋กœ ํŒŒ์ด์ฌ ์„œ๋น„์Šค๋“ค์„ Spring ์„œ๋ฒ„์™€ ์—ฐ๊ฒฐ
  • ๐Ÿ— ํด๋ฆฌ๊ธ€๋ž ๋งˆ์ดํฌ๋กœ์„œ๋น„์Šค ์•„ํ‚คํ…์ฒ˜ โ€” Java(Spring) + Python(FastAPI/spaCy) + TS(Front) + ์ž์ฒด ๋ฒˆ์—ญ ์„œ๋ฒ„๋ฅผ ์กฐํ•ฉํ•œ ์‹ค์ „ํ˜• ๊ตฌ์กฐ ์„ค๊ณ„ ๊ฒฝํ—˜
Component Stack Repository
โ˜• Core Server Java ยท Spring server
โšก API Gateway / Service Python ยท FastAPI fast-api
๐Ÿง  NLP Service Python ยท spaCy spacy-api
๐ŸŒ Translation Service LibreTranslate libretranslate
๐ŸŽจ Frontend TypeScript front

๐ŸŽ“ InhaCapstoneProject โ€” RGBํŒ€ ยท 2025 ์ธํ•˜๋Œ€ํ•™๊ต ์บก์Šคํ†ค ๋””์ž์ธ

Flutter ์•ฑ ยท Spring ๋ฐฑ์—”๋“œ ยท Raspberry Pi ยท YOLOv4 ๊ฐ์ฒด ์ธ์‹ ์ด ๊ฒฐํ•ฉ๋œ ๋ฉ€ํ‹ฐ ์ปดํฌ๋„ŒํŠธ ์‹œ์Šคํ…œ์„ ํŒ€ ํ”„๋กœ์ ํŠธ๋กœ ๊ฐœ๋ฐœํ–ˆ์Šต๋‹ˆ๋‹ค. ํ•˜๋“œ์›จ์–ด(RaspberryPi)์—์„œ ์ˆ˜์ง‘ํ•œ ์˜์ƒ์„ ์ปดํ“จํ„ฐ ๋น„์ „์œผ๋กœ ๋ถ„์„ํ•˜๊ณ , ์„œ๋ฒ„๋ฅผ ํ†ตํ•ด ๋ชจ๋ฐ”์ผ ํด๋ผ์ด์–ธํŠธ๋กœ ์ „๋‹ฌํ•˜๋Š” End-to-End ํŒŒ์ดํ”„๋ผ์ธ์„ ์„ค๊ณ„ยท๊ตฌํ˜„ํ–ˆ์Šต๋‹ˆ๋‹ค.

A multi-component capstone system combining a Flutter app, Spring backend, Raspberry Pi hardware, and YOLOv4-based object detection โ€” an end-to-end pipeline from device to server to mobile client.

Key Features ยท ํ•ต์‹ฌ ๊ธฐ๋Šฅ

  • ๐Ÿฅง ์—ฃ์ง€ ๋””๋ฐ”์ด์Šค ์˜์ƒ ์ˆ˜์ง‘ โ€” Raspberry Pi ์—์„œ ์นด๋ฉ”๋ผ ์˜์ƒ์„ ์บก์ฒ˜ยท์ „์ฒ˜๋ฆฌํ•˜์—ฌ ์—…๋กœ๋“œ
  • ๐Ÿ‘ YOLOv4 ๊ฐ์ฒด ์ธ์‹ โ€” Jupyter ๊ธฐ๋ฐ˜ ํ•™์Šต/์ถ”๋ก  ํŒŒ์ดํ”„๋ผ์ธ์œผ๋กœ ์ปค์Šคํ…€ ๊ฐ์ฒด ํƒ์ง€ ๋ชจ๋ธ ์šด์šฉ
  • โ˜• Spring ์ค‘๊ณ„ ์„œ๋ฒ„ โ€” ์—ฃ์ง€์™€ ๋ชจ๋ฐ”์ผ ํด๋ผ์ด์–ธํŠธ ์‚ฌ์ด ๋ฐ์ดํ„ฐ ํ๋ฆ„์„ ์ค‘๊ณ„ยท๊ด€๋ฆฌ
  • ๐Ÿ“ฑ Flutter ๋ชจ๋ฐ”์ผ ์•ฑ โ€” DartยทFlutter ๊ธฐ๋ฐ˜ ํฌ๋กœ์Šค ํ”Œ๋žซํผ UI ๋กœ ์ธ์‹ ๊ฒฐ๊ณผ ํ™•์ธ
  • ๐Ÿ”Œ End-to-End ํŒŒ์ดํ”„๋ผ์ธ ์„ค๊ณ„ โ€” ์„ผ์„œ(RasPi) โ†’ CV(YOLO) โ†’ ์„œ๋ฒ„(Spring) โ†’ ํด๋ผ์ด์–ธํŠธ(Flutter) ํ๋ฆ„ ํ†ตํ•ฉ
Component Stack Repository
๐Ÿ“ฑ Mobile Frontend Dart ยท Flutter frontend
โ˜• Backend Server Java ยท Spring backend
๐Ÿฅง Edge Device Python ยท Raspberry Pi RaspberryPI
๐Ÿ‘ Computer Vision Python ยท YOLOv4 ObjectDetection

๐ŸŽต MacDungE โ€” VibeList ยท ์‚ฌ์šฉ์ž ๋งž์ถค ํ”Œ๋ ˆ์ด๋ฆฌ์ŠคํŠธ ์ถ”์ฒœ & ์Œ์•… ์ปค๋ฎค๋‹ˆํ‹ฐ

Spotify API ์™€ YouTube API ๋ฅผ ์—ฐ๋™ํ•ด ์‚ฌ์šฉ์ž์˜ ์ทจํ–ฅยท๋ฌด๋“œ์— ๋งž๋Š” ๋งž์ถคํ˜• ํ”Œ๋ ˆ์ด๋ฆฌ์ŠคํŠธ๋ฅผ ์ถ”์ฒœ ํ•ด ์ฃผ๋Š” ์Œ์•… ์„œ๋น„์Šค์ž…๋‹ˆ๋‹ค. ๋‹จ์ˆœ ์ถ”์ฒœ์— ๊ทธ์น˜์ง€ ์•Š๊ณ , ์‚ฌ์šฉ์ž๋“ค์ด ํ”Œ๋ ˆ์ด๋ฆฌ์ŠคํŠธ๋ฅผ ๊ณต์œ ํ•˜๊ณ  ์„œ๋กœ์˜ ์ทจํ–ฅ์„ ํƒ์ƒ‰ํ•  ์ˆ˜ ์žˆ๋Š” ์ปค๋ฎค๋‹ˆํ‹ฐ ๊ธฐ๋Šฅ ๊นŒ์ง€ ์ œ๊ณตํ•˜๋Š” ํ’€์Šคํƒ ํŒ€ ํ”„๋กœ์ ํŠธ์ž…๋‹ˆ๋‹ค.

A full-stack music service built by team MacDungE. It delivers personalized playlist recommendations by combining the Spotify & YouTube APIs, and adds a community layer where users share playlists and discover each other's music taste.

Key Features ยท ํ•ต์‹ฌ ๊ธฐ๋Šฅ

  • ๐ŸŽง ๋งž์ถค ํ”Œ๋ ˆ์ด๋ฆฌ์ŠคํŠธ ์ถ”์ฒœ โ€” Spotify ๋ฉ”ํƒ€๋ฐ์ดํ„ฐ + YouTube ์žฌ์ƒ ์—ฐ๋™์œผ๋กœ ์‚ฌ์šฉ์ž ์ทจํ–ฅ ๊ธฐ๋ฐ˜ ์ถ”์ฒœ
  • ๐Ÿ”— Spotify / YouTube Open API ํ†ตํ•ฉ โ€” ์™ธ๋ถ€ ์Œ์•… ์„œ๋น„์Šค์˜ ํŠธ๋ž™ยท์˜์ƒ ๋ฐ์ดํ„ฐ๋ฅผ ํ•˜๋‚˜์˜ ํ๋ฆ„์œผ๋กœ ์ œ๊ณต
  • ๐Ÿ’ฌ ์Œ์•… ์ปค๋ฎค๋‹ˆํ‹ฐ โ€” ํ”Œ๋ ˆ์ด๋ฆฌ์ŠคํŠธ ๊ณต์œ , ์ข‹์•„์š”, ๋Œ“๊ธ€ ๋“ฑ ์‚ฌ์šฉ์ž ๊ฐ„ ์ƒํ˜ธ์ž‘์šฉ ์ง€์›
  • ๐Ÿ” OAuth ๊ธฐ๋ฐ˜ ์‚ฌ์šฉ์ž ์ธ์ฆ โ€” Spring Security ๋กœ ์†Œ์…œ ๋กœ๊ทธ์ธ/์ธ๊ฐ€ ์ฒ˜๋ฆฌ
Component Stack Repository
๐Ÿ–ฅ Backend Java ยท Spring ยท OAuth ยท Spotify API ยท YouTube API โญ vibelist-backend
๐ŸŽจ Frontend TypeScript vibelist-frontend

๐Ÿ•ถ InhaVRoomVRoom โ€” VRoomVroom

ํ”„๋กฌํ”„ํŠธ ์ž…๋ ฅ์œผ๋กœ ์ด๋ฏธ์ง€๋ฅผ ์ƒ์„ฑํ•˜๋Š” AI ยท VR ์—ฐ๊ณ„ ํ”„๋กœ์ ํŠธ. NanoBanana3 ์ด๋ฏธ์ง€ ์ƒ์„ฑ ๋ชจ๋ธ์„ ํ™œ์šฉํ•ด ์‚ฌ์šฉ์ž๊ฐ€ ์ž…๋ ฅํ•œ ํ”„๋กฌํ”„ํŠธ๋กœ๋ถ€ํ„ฐ ์ด๋ฏธ์ง€๋ฅผ ๋งŒ๋“ค์–ด๋‚ด๊ณ , ์›น๊ณผ Unity(VR) ํด๋ผ์ด์–ธํŠธ์—์„œ ์ด๋ฅผ ํ•จ๊ป˜ ํ™œ์šฉํ•  ์ˆ˜ ์žˆ๋„๋ก ๊ตฌ์„ฑํ–ˆ์Šต๋‹ˆ๋‹ค.

An AI-powered image-generation project using NanoBanana3 as the generative backend, spanning a web frontend, a Unity/VR client, and a TypeScript backend.

Key Features ยท ํ•ต์‹ฌ ๊ธฐ๋Šฅ

  • ๐ŸŒ NanoBanana3 ๊ธฐ๋ฐ˜ AI ์ด๋ฏธ์ง€ ์ƒ์„ฑ โ€” ์‚ฌ์šฉ์ž๊ฐ€ ์ž…๋ ฅํ•œ ํ…์ŠคํŠธ ํ”„๋กฌํ”„ํŠธ๋ฅผ NanoBanana3 ๋ชจ๋ธ์— ์ „๋‹ฌํ•˜์—ฌ ์ด๋ฏธ์ง€๋ฅผ ์ƒ์„ฑ
  • ๐ŸŒ ์›น ํ”„๋ก ํŠธ์—”๋“œ โ€” ํ”„๋กฌํ”„ํŠธ ์ž…๋ ฅ UI ์™€ ์ƒ์„ฑ ๊ฒฐ๊ณผ ๋ฏธ๋ฆฌ๋ณด๊ธฐ ์ œ๊ณต (JavaScript)
  • ๐ŸŽฎ Unity / VR ํด๋ผ์ด์–ธํŠธ โ€” ์ƒ์„ฑ๋œ ์ด๋ฏธ์ง€๋ฅผ Unity ๊ธฐ๋ฐ˜ VR ๊ณต๊ฐ„์—์„œ ํ™œ์šฉํ•  ์ˆ˜ ์žˆ๋„๋ก ์—ฐ๋™
  • ๐Ÿ”ง TypeScript ๋ฐฑ์—”๋“œ โ€” ์›นยทUnity ์–‘์ชฝ ํด๋ผ์ด์–ธํŠธ ์š”์ฒญ์„ ๋ฐ›์•„ NanoBanana3 ์ƒ์„ฑ ํŒŒ์ดํ”„๋ผ์ธ์„ ์ค‘๊ณ„
Component Stack Repository
๐ŸŒ Web Frontend JavaScript Front
๐ŸŽฎ VR / Unity Client C# ยท Unity Unity
๐Ÿ”ง Backend TypeScript ยท NanoBanana3 VroomVroom_BE

๐Ÿงฎ Algorithm ยท ์•Œ๊ณ ๋ฆฌ์ฆ˜

JavaAlgorithm โ€” ์•Œ๊ณ ๋ฆฌ์ฆ˜ ํ’€์ด ๊ธฐ๋ก

Java ๋กœ ํ’€์ดํ•œ ์•Œ๊ณ ๋ฆฌ์ฆ˜ ๋ฌธ์ œ ์ฝ”๋“œ๋ฅผ ์ •๋ฆฌํ•œ ์ €์žฅ์†Œ์ž…๋‹ˆ๋‹ค. ์ž๋ฃŒ๊ตฌ์กฐ์™€ ์•Œ๊ณ ๋ฆฌ์ฆ˜ ๊ธฐ๋ณธ๊ธฐ๋ฅผ ๊พธ์ค€ํžˆ ๋‹ค์ง€๊ธฐ ์œ„ํ•ด ๋งค์ผ ์ปค๋ฐ‹์„ ๋ชฉํ‘œ๋กœ ๊ด€๋ฆฌํ•˜๊ณ  ์žˆ์Šต๋‹ˆ๋‹ค.

Daily algorithm practice in Java โ€” tracking consistent problem-solving as a fundamentals workout.

JavaAlgorithm repo card


๐Ÿ“Š GitHub Stats

GitHub Stats Top Languages

๐Ÿ“ Blog & Contact ยท ๋ธ”๋กœ๊ทธ์™€ ์—ฐ๋ฝ์ฒ˜

๐ŸŒ Blog ยท ๋ธ”๋กœ๊ทธ

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"Code is read much more often than it is written." โ€” Guido van Rossum

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