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myDdoDdomi/README.md

๐Ÿ”ฅ AI/Backend Engineer & System Architect

Complexity to Clarity: ํ˜์‹ ์  ์•„ํ‚คํ…์ฒ˜ ์„ค๊ณ„์™€ ์‹ค์ „ ๊ตฌํ˜„

๋ณต์žกํ•œ ์š”๊ตฌ์‚ฌํ•ญ์„ ๋ถ„์„ํ•˜์—ฌ ํ™•์žฅ ๊ฐ€๋Šฅํ•œ ์•„ํ‚คํ…์ฒ˜๋ฅผ ์„ค๊ณ„ํ•˜๊ณ ,
AI ๋ชจ๋ธ ์„œ๋น™ ๋ฐ ๋ฐ์ดํ„ฐ ํŒŒ์ดํ”„๋ผ์ธ ์ตœ์ ํ™”๋ฅผ ํ†ตํ•ด ๋น„์ฆˆ๋‹ˆ์Šค ๊ฐ€์น˜๋ฅผ ์ฐฝ์ถœํ•ฉ๋‹ˆ๋‹ค.







๐Ÿ’ก Professional Summary

  • Full-Cycle Engineering: ์š”๊ตฌ์‚ฌํ•ญ ๋ถ„์„๋ถ€ํ„ฐ ์•„ํ‚คํ…์ฒ˜ ์„ค๊ณ„, ๊ตฌํ˜„, CI/CD ๋ฐฐํฌ๊นŒ์ง€ ํ”„๋กœ์ ํŠธ ์ „ ๊ณผ์ •์„ ์ฃผ๋„ํ•ฉ๋‹ˆ๋‹ค.
  • Performance Optimization: Redis Caching, ๋น„๋™๊ธฐ ์ฒ˜๋ฆฌ, ์ฟผ๋ฆฌ ํŠœ๋‹์„ ํ†ตํ•ด ์‹œ์Šคํ…œ ์„ฑ๋Šฅ์„ ๊ทนํ•œ์œผ๋กœ ์ตœ์ ํ™”ํ•œ ๊ฒฝํ—˜์ด ์žˆ์Šต๋‹ˆ๋‹ค.
  • Team Leadership: 4๊ฑด์˜ ํ•ต์‹ฌ ํ”„๋กœ์ ํŠธ ํŒ€์žฅ ๋ฐ ์‹ค์Šต ์ฝ”์น˜ ๊ฒฝํ—˜์„ ๋ฐ”ํƒ•์œผ๋กœ ๊ธฐ์ˆ ์  ์˜์‚ฌ๊ฒฐ์ •์„ ์ฃผ๋„ํ•˜๊ณ  ํŒ€ ์„ฑ์žฅ์„ ์ด๋Œ์—ˆ์Šต๋‹ˆ๋‹ค.

๐Ÿš€ Key Projects (Featured Results)

1๏ธโƒฃ Web AI ๊ธฐ๋ฐ˜ ์‹ฌ๋ฆฌ ๋ถ„์„ ํ”Œ๋žซํผ

์‚ฌ์šฉ์ž ๊ฐ์ • ๋ฐ์ดํ„ฐ๋ฅผ ์‹ค์‹œ๊ฐ„์œผ๋กœ ๋ถ„์„/์‹œ๊ฐํ™”ํ•˜๊ณ  ์ „๋ฌธ๊ฐ€ ํ”ผ๋“œ๋ฐฑ์„ ์—ฐ๊ณ„ํ•˜๋Š” ์›น ํ”Œ๋žซํผ

๐Ÿ† Impact (ํ•ต์‹ฌ ์„ฑ๊ณผ)

  • Accuracy: ๋ฐ์ดํ„ฐ์…‹ ์žฌ์ •์˜ ๋ฐ ํŒŒ์ดํ”„๋ผ์ธ ๊ฐœ์„ ์œผ๋กœ ๊ฐ์ • ๋ถ„๋ฅ˜ ์ •ํ™•๋„ 70% โ†’ 90% ํ–ฅ์ƒ
  • Latency: Redis ์บ์‹ฑ ์ „๋žต ๋„์ž…์œผ๋กœ ๋ฐ์ดํ„ฐ ์กฐํšŒ ์†๋„ 2.5s โ†’ 0.3s ๋‹จ์ถ•
  • Reliability: ์ „๋ฌธ๊ฐ€ ํ˜‘์—…์„ ํ†ตํ•ด 15,000๊ฑด ์ด์ƒ์˜ ๋ฐ์ดํ„ฐ์…‹ ๋ผ๋ฒจ๋ง ๊ธฐ์ค€ ์ •๋ฆฝ

๐Ÿ›  Tech & Role

  • Role: ํŒ€์žฅ, Backend & AI Serving, DevOps
  • Stack: FastAPI, KoBERT, Redis, Docker, Jenkins, React
  • Architectural Highlight:
    • KoBERT ๋ชจ๋ธ์„ MSA ํ˜•ํƒœ๋กœ ๋ถ„๋ฆฌํ•˜์—ฌ ์œ ์—ฐํ•œ ์„œ๋น™ ๊ตฌ์กฐ ํ™•๋ฆฝ
    • RTC/Socket.IO๋ฅผ ํ™œ์šฉํ•œ ์‹ค์‹œ๊ฐ„ ์ž์กฐ ๋ชจ์ž„ ์ฑ„ํŒ… ๋ฐ ๋กœ๋“œ๋ฐธ๋Ÿฐ์‹ฑ ๊ตฌํ˜„

2๏ธโƒฃ APP AI ์‹๋‹จ/์‹๋น„ ์ž๋™ํ™” ์†”๋ฃจ์…˜

๊ฐ์ฒด ํƒ์ง€(Object Detection) ๊ธฐ์ˆ ์„ ํ™œ์šฉํ•œ ์›ํ„ฐ์น˜ ์‹๋‹จ ๊ธฐ๋ก ๋ฐ ์˜์–‘ ๋ถ„์„ ์„œ๋น„์Šค

๐Ÿ† Impact (ํ•ต์‹ฌ ์„ฑ๊ณผ)

  • UX Innovation: ์‚ฌ์ง„ 1์žฅ์œผ๋กœ ์ž…๋ ฅ ํ”„๋กœ์„ธ์Šค๋ฅผ ๋‹จ์ถ•ํ•˜์—ฌ ์†Œ์š” ์‹œ๊ฐ„ 1๋ถ„ โ†’ 10์ดˆ ์ด๋‚ด (95% ๋‹จ์ถ•)
  • Performance: YOLOv10 ๊ฒฝ๋Ÿ‰ํ™”๋ฅผ ํ†ตํ•ด ๋ชจ๋ฐ”์ผ ํ™˜๊ฒฝ ๊ฐ์ฒด ์ธ์‹๋ฅ  90% ๋‹ฌ์„ฑ
  • Automation: ์ผ์ผ 500๊ฑด ์ด์ƒ์˜ ์ด๋ฏธ์ง€ ๋ฐ์ดํ„ฐ๋ฅผ ์ฒ˜๋ฆฌํ•˜๋Š” ์ž๋™ํ™” ํŒŒ์ดํ”„๋ผ์ธ ๊ตฌ์ถ•

๐Ÿ›  Tech & Role

  • Role: ํŒ€์žฅ, AI Integration, API Design
  • Stack: Python (YOLOv10, ResNet), FastAPI, Spring Boot, React Native
  • Architectural Highlight:
    • YOLOv10(ํƒ์ง€) + ResNet(์–‘ ์ธก์ •) ์•™์ƒ๋ธ” ๋ชจ๋ธ ํ†ตํ•ฉ
    • ๋Œ€์šฉ๋Ÿ‰ ์ด๋ฏธ์ง€ ์—…๋กœ๋“œ ๋ณ‘๋ชฉ ํ•ด๊ฒฐ์„ ์œ„ํ•œ ๋น„๋™๊ธฐ ์ฒ˜๋ฆฌ ๋ฐ RESTful API ํ‘œ์ค€ ์ˆ˜๋ฆฝ

3๏ธโƒฃ WearOS ์‘๊ธ‰์ƒํ™ฉ ์ž๋™ ํƒ์ง€ ์‹œ์Šคํ…œ

์Šค๋งˆํŠธ์›Œ์น˜ ์„ผ์„œ ๋ฐ์ดํ„ฐ ๊ธฐ๋ฐ˜ ์‹ค์‹œ๊ฐ„ ๊ตฌ์กฐ ์š”์ฒญ ๋ฐ CPR ํ”ผ๋“œ๋ฐฑ ๊ณจ๋“ ํƒ€์ž„ ํ™•๋ณด ์„œ๋น„์Šค

๐Ÿ† Impact (ํ•ต์‹ฌ ์„ฑ๊ณผ)

  • Golden Time: ์ด์ƒ ์ง•ํ›„ ๊ฐ์ง€๋ถ€ํ„ฐ ์•Œ๋ฆผ ๋ฐœ์†ก๊นŒ์ง€ ์ง€์—ฐ ์‹œ๊ฐ„ 30s โ†’ 10s ์ด๋‚ด ๋‹จ์ถ•
  • Optimization: Redis Geospatial ์ ์šฉ์œผ๋กœ ๋ฐ˜๊ฒฝ ๊ฒ€์ƒ‰ ์ฟผ๋ฆฌ ์„ฑ๋Šฅ O(N) โ†’ O(logN) ์ตœ์ ํ™”
  • Stability: ์ดˆ๋‹น 100๊ฑด ์ด์ƒ์˜ ์„ผ์„œ ์ŠคํŠธ๋ฆผ์„ ๋ฌด์ค‘๋‹จ ์ฒ˜๋ฆฌํ•˜๋Š” ๋ฐฑ์—”๋“œ ๊ตฌ์ถ•

๐Ÿ›  Tech & Role

  • Role: ํŒ€์žฅ, Architecture Design, Core Logic
  • Stack: Spring Boot, Kotlin (WearOS), Redis (Geo), MongoDB, FCM
  • Architectural Highlight:
    • SPOF(๋‹จ์ผ ์žฅ์• ์ )๋ฅผ ์ตœ์†Œํ™”ํ•œ ๊ณ ๊ฐ€์šฉ์„ฑ ์•„ํ‚คํ…์ฒ˜ ์„ค๊ณ„
    • ๊ฐ€์†๋„/์‹ฌ๋ฐ•์ˆ˜ ์„ผ์„œ ๋…ธ์ด์ฆˆ ์ œ๊ฑฐ ์•Œ๊ณ ๋ฆฌ์ฆ˜ ๋ฐ ๋ฐ์ดํ„ฐ ๋™๊ธฐํ™” ํ”„๋กœํ† ์ฝœ ๊ฐœ๋ฐœ

4๏ธโƒฃ Network Protocol ์‹œ๊ฐํ™” ๊ต์œก (๊ฐœ์ธ ํ”„๋กœ์ ํŠธ)

TCP/UDP ๊ฒŒ์ž„ ์„œ๋ฒ„ ๊ตฌํ˜„์„ ํ†ตํ•œ ๋„คํŠธ์›Œํฌ ํ”„๋กœํ† ์ฝœ ์›๋ฆฌ ๊ต์œก ์‹œ๋ฎฌ๋ ˆ์ด์…˜

  • Performance: ๋‹ค์ˆ˜ ํด๋ผ์ด์–ธํŠธ ์ ‘์† ์‹œ์—ฐ ์‹œ ํŒจํ‚ท ์†์‹ค๋ฅ  0.1% ๋ฏธ๋งŒ ์œ ์ง€
  • Tech Coaching: Login(TCP), Game(UDP) ์„œ๋ฒ„ ๋ถ„๋ฆฌ ์„ค๊ณ„๋ฅผ ํ†ตํ•ด ๊ต์œก์ƒ ์ดํ•ด๋„ ๋ฐ ๋งŒ์กฑ๋„ ๊ทน๋Œ€ํ™”
  • Stack: C++, Python (Socket Programming)

๐Ÿ… Awards & Certifications

  • ๐Ÿ† SSAFY ํ”„๋กœ์ ํŠธ 3๊ด€์™• (๊ณตํ†ต/์ž์œจ ์šฐ์ˆ˜ํŒ€, ๊ฒฐ์„  ๋ฐœํ‘œํšŒ 1์œ„ - ์‚ผ์„ฑ์ „์ž)
  • ๐Ÿ‘จโ€๐Ÿซ SSAFY ์‹ค์Šต์ฝ”์น˜ (๊ต์œก์ƒ ๊ธฐ์ˆ  ๋ฉ˜ํ† ๋ง ๋ฐ ๋””๋ฒ„๊น… ์ง€์›)
  • ์ •๋ณด์ฒ˜๋ฆฌ๊ธฐ์‚ฌ / JLPT N2 / OPIc IM2

๐Ÿ“ซ Contact Me



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