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Achievements

Achievement: YOLOAchievement: Pull Shark

Achievements

Achievement: YOLOAchievement: Pull Shark

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dohunhyeong/README.md

๐Ÿ‘‹ I'm Hyeong-dohun

๐Ÿ“Š Data & AI Engineer

  • ๐ŸŽ“ Education: ๊ตญ๋ฆฝ๋ถ€๊ฒฝ๋Œ€ํ•™๊ต ์ผ๋ฐ˜๋Œ€ํ•™์› ๋ฐ์ดํ„ฐ๊ณตํ•™ ์ „๊ณต (์„์‚ฌ)
  • ๐Ÿ›  Main Tech: Python, FastAPI, LangChain, Docker, MongoDB, SQL
  • ๐Ÿ”ญ Interests: RAG Optimization, Data Pipeline Architecture, Survival Analysis
  • ๐Ÿ“ฌ Contact: hyeongdohun@gmail.com

๐Ÿ›  Tech Stack

Languages

AI & Data Engineering

Backend & Infrastructure

Collaboration

๐Ÿš€ Featured Projects

1. 2024๋…„๋„ ๋ฒ•์ •๊ฐ์—ผ๋ณ‘ ์•Œ์•„๋ณด๊ธฐ ์ฑ—๋ด‡ ํ”„๋กœ๋•์…˜(๋ฒ ํƒ€ ๋ฒ„์ „)

RAG ๊ธฐ๋ฐ˜ ๋ฒ•์ •๊ฐ์—ผ๋ณ‘ ์ง€์นจ ์ฑ—๋ด‡ (Achievement)

  • ๋ฐ์ดํ„ฐ ์ •๋ฐ€ ๋ถ„์ ˆ ๋ฐ ๊ทผ๊ฑฐ ์ œ์‹œ ๋กœ์ง์œผ๋กœ ๋‹ต๋ณ€ ์œ ์‚ฌ๋„ 73% ๋‹ฌ์„ฑ (๋‹จ์ˆœ LLM ๋Œ€๋น„ ์•ฝ 10%p ํ–ฅ์ƒ)
  • ๋ˆ„์  ์‚ฌ์šฉ 3,000๊ฑด ๋ŒํŒŒ

2. 2025๋…„๋„ ์ง€์‹๋ฒ ์ด์Šค ๊ณ ๋„ํ™” + Modular RAG๋ฅผ ํ™œ์šฉํ•˜์—ฌ ๋ฒ•์ •๊ฐ์—ผ๋ณ‘ ์•Œ์•„๋ณด๊ธฐ ์ฑ—๋ด‡ ๊ณ ๋„ํ™”

์ง€์‹๋ฒ ์ด์Šค ๊ณ ๋„ํ™” ๋ฐ Modular RAG๋ฅผ ํ™œ์šฉํ•œ ๋ฒ•์ •๊ฐ์—ผ๋ณ‘ ์•Œ์•„๋ณด๊ธฐ ์ฑ—๋ด‡ ๊ณ ๋„ํ™”

  • ๋ฒ ํƒ€ ๋ฒ„์ „์˜ ์„ฑ๊ณผ(๋ˆ„์  ์‚ฌ์šฉ 3,000๊ฑด ๋ŒํŒŒ)๋ฅผ ๋ฐ”ํƒ•์œผ๋กœ ๋ฉ€ํ‹ฐ๋ฆฌํŠธ๋ฆฌ๋ฒ„ ๊ตฌ์กฐ๋ฅผ ์ ์šฉํ•œ ๊ฒ€์ƒ‰ ์„ฑ๋Šฅ ํ–ฅ์ƒ
  • Upstage Document Parser๋ฅผ ํ™œ์šฉํ•œ ๋ฌธ์„œ ์ „์ฒ˜๋ฆฌ ๋ฐ ์ง€์‹๋ฒ ์ด์Šค ๊ณ ๋„ํ™”
  • LLM-as-a-judge ๋ฐฉ์‹ ํ‰๊ฐ€ ๊ฒฐ๊ณผ, Naive RAG ๋ฐฉ์‹ ๋Œ€๋น„, ์‘๋‹ต์ •ํ™•๋„ 11.6% ํ–ฅ์ƒ
  • ๋ถ€์‚ฐ๊ด‘์—ญ์‹œ ๋ฒ•์ •๊ฐ์—ผ๋ณ‘ ์•Œ์•„๋ณด๊ธฐ ์ฑ—๋ด‡

3. 80๋งŒ ๊ฑด ์ฃผ์†Œ ๋ฐ์ดํ„ฐ ์ „์ฒ˜๋ฆฌ ํŒŒ์ดํ”„๋ผ์ธ ๊ตฌ์ถ•

80๋งŒ ๊ฑด ๋Œ€๊ทœ๋ชจ ๋น„์ •ํ˜• ๋ฐ์ดํ„ฐ ETL ํŒŒ์ดํ”„๋ผ์ธ

  • ๋ฐฐ์น˜ ์ฒ˜๋ฆฌ ๋ฐ 2๋‹จ๊ณ„ ์—๋Ÿฌ ๋ณต๊ตฌ ์ „๋žต์œผ๋กœ ์ˆ˜์ž‘์—… ๋Œ€๋น„ ์ „์ฒ˜๋ฆฌ ์†๋„ 32๋ฐฐ ํ–ฅ์ƒ
  • ๊ธฐ์ˆ  ๊ฐ€์ด๋“œ๋ผ์ธ ํ‘œ์ค€ํ™” ๋ฐ ๋…ธ์…˜์„ ํ†ตํ•œ ๊ณต์œ ๋กœ ํŒ€ ๋‚ด ํ˜‘์—… ๊ทน๋Œ€ํ™”
  • ๋…ธ์…˜(๋„๋กœ๋ช… ์ฃผ์†Œ ์ „์ฒ˜๋ฆฌ ๊ฐ€์ด๋“œ)

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