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wngud09/README.md

์†Œ๊ฐœ ยท ํ”„๋กœ์ ํŠธ ยท ๊ธฐ์ˆ  ์Šคํƒ ยท ์ˆ˜์ƒ ๋ฐ ๊ต์œก

๐Ÿ‘‹ Welcome to My GitHub

"๋ฐ์ดํ„ฐ ํ๋ฆ„์„ ์„ค๊ณ„ํ•˜๊ณ , AI๋กœ ์‹ค๋ฌด์˜ ๋น„ํšจ์œจ์„ ํ•ด๊ฒฐํ•ฉ๋‹ˆ๋‹ค." ๋ฌธ์ œ์˜ ๋ณธ์งˆ์„ ํŒŒ์•…ํ•˜์—ฌ ์ตœ์ ์˜ ๋ชจ๋ธ์„ ์„ ์ •(Model Selection) ํ•˜๊ณ ,
์‚ฌ์šฉ์ž๊ฐ€ ์‹ค์ œ๋กœ ํ™œ์šฉ ๊ฐ€๋Šฅํ•œ ์•ˆ์ •์ ์ธ ์„œ๋น„์Šค(Full-Stack AI) ๋ฅผ ๊ตฌ์ถ•ํ•ฉ๋‹ˆ๋‹ค.


๐Ÿ™‹โ€โ™‚๏ธ About Me

๐ŸŽฏ Focus
๋„๋ฉ”์ธ ํŠนํ™” sLLM ํŒŒ์ธํŠœ๋‹, RAG ์ตœ์ ํ™”, ๊ทธ๋ฆฌ๊ณ  AI ์›Œํฌํ”Œ๋กœ์šฐ ์„ค๊ณ„์— ๊ด€์‹ฌ์„ ๊ฐ–๊ณ  ์žˆ์Šต๋‹ˆ๋‹ค.

๐Ÿ’ก Strength
Full-Cycle Development
๊ธฐํš๋ถ€ํ„ฐ ๋ฐ์ดํ„ฐ ์ˆ˜์ง‘ยท์ „์ฒ˜๋ฆฌ, ๋ชจ๋ธ ์ ์šฉ, ์›น ์„œ๋น„์Šค ๊ตฌํ˜„ยท๋ฐฐํฌ๊นŒ์ง€ ์ „ ๊ณผ์ •์„ ์—ฐ๊ฒฐํ•˜๋ฉฐ ์‹ค์ œ๋กœ ๋™์ž‘ํ•˜๋Š” ์„œ๋น„์Šค๋ฅผ ๋งŒ๋“œ๋Š” ๋ฐ ๊ฐ•์ ์ด ์žˆ์Šต๋‹ˆ๋‹ค.
Communication
๋ณต์žกํ•œ ๊ธฐ์ˆ  ๊ฐœ๋…์„ ๊ตฌ์กฐํ™”ํ•ด ๋ฌธ์„œํ™”ํ•˜๊ณ , PM ๊ฒฝํ—˜์„ ๋ฐ”ํƒ•์œผ๋กœ ํŒ€์˜ ๋ชฉํ‘œ์™€ ์‹คํ–‰ ๋ฐฉํ–ฅ์„ ์กฐ์œจํ•˜๋ฉฐ ํ˜‘์—…ํ•  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.

๐Ÿš€ Goal
๋‹จ์ˆœํ•œ ๊ธฐ๋Šฅ ๊ตฌํ˜„์„ ๋„˜์–ด, ํšจ์œจํ™”์™€ ์‹ค์งˆ์ ์ธ ๋น„์ฆˆ๋‹ˆ์Šค ์ž„ํŒฉํŠธ๋กœ ์ด์–ด์ง€๋Š” ์‹ค์šฉ์ ์ธ AI ์„œ๋น„์Šค๋ฅผ ๋งŒ๋“œ๋Š” ๊ฒƒ์„ ๋ชฉํ‘œ๋กœ ํ•ฉ๋‹ˆ๋‹ค.


๐Ÿ’ผ Featured Projects

1) โš–๏ธ Patent Rejection Reason Generation System: ๋กœ์ปฌ LLM ๊ธฐ๋ฐ˜ ํŠนํ—ˆ ๊ฑฐ์ ˆ ์‚ฌ์œ  ์ƒ์„ฑ ์‹œ์Šคํ…œ

Repository: Veraclaim-Patent-Response-AI > ๐Ÿ† Awards: SK๋„คํŠธ์›์Šค Family AI ์บ ํ”„ ์šฐ์ˆ˜์ƒ / ํ•œ๊ตญ์ปดํ“จํ„ฐ์ •๋ณดํ•™ํšŒ(KSCI) ์šฐ์ˆ˜๋…ผ๋ฌธ์ƒ

๋ฏผ๊ฐํ•œ ํŠนํ—ˆ ๋ฐ์ดํ„ฐ๋ฅผ ๋ณดํ˜ธํ•˜๊ธฐ ์œ„ํ•ด ์™ธ๋ถ€ ์„œ๋ฒ„ ์ „์†ก์ด ์—†๋Š” ๋กœ์ปฌ ํ™˜๊ฒฝ์—์„œ Qwen2.5 ๋ชจ๋ธ์„ ์šด์šฉํ•˜๋ฉฐ, QLoRA ๋ฏธ์„ธ์กฐ์ •๊ณผ RAG๋ฅผ ๊ฒฐํ•ฉํ•ด ์‹ฌ์‚ฌ๊ด€ ๊ด€์ ์˜ ๋…ผ๋ฆฌ์ ์ธ ๊ฑฐ์ ˆ ์‚ฌ์œ ๋ฅผ ์ƒ์„ฑํ•˜๋Š” ์‹œ์Šคํ…œ์ž…๋‹ˆ๋‹ค.
์ •๋Ÿ‰ ์ง€ํ‘œ์™€ ๋ฃจ๋ธŒ๋ฆญ ๊ธฐ๋ฐ˜ LLM ํ‰๊ฐ€(LLM-as-a-Judge)๋ฅผ ๊ฒฐํ•ฉํ•œ ํ•˜์ด๋ธŒ๋ฆฌ๋“œ ๊ฒ€์ฆ ๋ฐฉ์‹์„ ํ†ตํ•ด ์ƒ์„ฑ ํ’ˆ์งˆ์˜ ์‹ค๋ฌด์  ์‹ ๋ขฐ์„ฑ์„ ํ™•๋ณดํ–ˆ์Šต๋‹ˆ๋‹ค.

My Role: PM ยท AI Integration Engineer ยท Chatbot API Manager

My Contributions

  • ํƒ€๊นƒ ์ฒญ๊ตฌํ•ญ๊ณผ ์ƒ์œ„ 3๊ฐœ์˜ ์œ ์‚ฌ ์ฒญ๊ตฌํ•ญ ์ปจํ…์ŠคํŠธ๋ฅผ ๊ฒฐํ•ฉํ•œ chat-style ์ž…๋ ฅ ๊ตฌ์กฐ ์„ค๊ณ„ ๋ฐ ๋Œ€๊ทœ๋ชจ ํŠนํ—ˆ ๋ฐ์ดํ„ฐ ์ „์ฒ˜๋ฆฌ ํŒŒ์ดํ”„๋ผ์ธ ๊ตฌ์ถ•
  • Qwen2.5 ๊ธฐ๋ฐ˜ 4-bit QLoRA ๊ฒฝ๋Ÿ‰ ๋ฏธ์„ธ์กฐ์ • ๋ฐ Rank Sweep ์‹คํ—˜์„ ํ†ตํ•œ ๋„๋ฉ”์ธ ์ ์‘ ์„ฑ๋Šฅ ์ตœ์ ํ™”
  • GPT-4o-mini ๊ธฐ๋ฐ˜ 5๋‹จ๊ณ„ ๋ฃจ๋ธŒ๋ฆญ ํ‰๊ฐ€ ์‹œ์Šคํ…œ ๊ตฌ์ถ• ๋ฐ ๋‹ค๋‹จ๊ณ„ ์ ์ˆ˜ ์•ˆ์ •ํ™”(Strict Parsing, Fallback) ๋กœ์ง ๊ตฌํ˜„
  • FAISS ๊ธฐ๋ฐ˜ Vector DB์™€ ์ž„๋ฒ ๋”ฉ ๋ชจ๋ธ์„ ํ™œ์šฉํ•˜์—ฌ ์œ ์‚ฌ ์ฒญ๊ตฌํ•ญ ๋ฐ ๊ฑฐ์ ˆ ์‚ฌ๋ก€๋ฅผ ํƒ์ƒ‰ํ•˜๋Š” RAG ๋ชจ๋“ˆ ํ†ตํ•ฉ
  • Django REST Framework์™€ Next.js ๊ฐ„ ์ธํ„ฐํŽ˜์ด์Šค๋ฅผ ๊ด€๋ฆฌํ•˜๊ณ , ๊ด€๋ฆฌ์ž ์Šน์ธ ๊ธฐ๋ฐ˜์˜ ๋ณด์•ˆ ํšŒ์›๊ฐ€์ž…(Pending status) ํ”„๋กœ์„ธ์Šค ๊ตฌํ˜„
  • ํŠนํ—ˆ๋ฒ• ์กฐ๋ฌธ, ์‹ฌ์‚ฌ๊ธฐ์ค€, ๊ด€๋ จ ๋…ผ๋ฌธ ๋ฐ์ดํ„ฐ๋ฅผ ํ†ตํ•ฉํ•˜์—ฌ ์ƒ์„ฑ ๋‹ต๋ณ€์˜ ๋ฒ•์  ๊ทผ๊ฑฐ์™€ ๋ฐฐ๊ฒฝ์ง€์‹์„ ๊ฐ•ํ™”ํ•˜๋Š” ๋‹ค์ค‘ ์†Œ์Šค ์ปจํ…์ŠคํŠธ ๊ตฌ์„ฑ

Project Features

  • ์˜จํ”„๋ ˆ๋ฏธ์Šค(On-premise) LLM ํ™˜๊ฒฝ ๊ตฌ์ถ•์„ ํ†ตํ•œ ๊ธฐ์—… ๊ธฐ๋ฐ€ ์ •๋ณด ๋ฐ ํŠนํ—ˆ ์•„์ด๋””์–ด ์œ ์ถœ ๋ฐฉ์ง€
  • ROUGE, BLEU, BERTScore, chrF๋ฅผ ๊ฒฐํ•ฉํ•œ ๋‹ค๊ฐ์  ์ •๋Ÿ‰ ํ’ˆ์งˆ ํ‰๊ฐ€
  • ์ธ๊ฐ„ ํ‰๊ฐ€ ๋ผ๋ฒจ๊ณผ Judge ์ ์ˆ˜ ๊ฐ„ ์ƒ๊ด€๊ด€๊ณ„(Pearson 0.611) ๊ฒ€์ฆ์„ ํ†ตํ•œ ํ‰๊ฐ€ ์ฒด๊ณ„์˜ ๊ฐ๊ด€์„ฑ ํ™•๋ณด
  • ๋“ฑ๋ก/๊ฑฐ์ ˆ ์˜ˆ์ธก ๋ถ„๋ฅ˜ ๋ชจ๋ธ๊ณผ ๊ทผ๊ฑฐ ์ƒ์„ฑ ๋ชจ๋ธ์˜ ์—ญํ•  ๋ถ„๋ฆฌ๋ฅผ ํ†ตํ•œ ์‹œ์Šคํ…œ ์ฒ˜๋ฆฌ ํšจ์œจ ์ตœ์ ํ™”

Tech Stack
Python Django Next.js PostgreSQL FAISS Qwen2.5 Docker AWS EC2 AWS RDS


2) ๐Ÿ“ Django RAG Study Assistant: ํ•™์Šต ๋ณด์กฐ & Anki ์ƒ์„ฑ ์›น ์„œ๋น„์Šค

Repository: Django-RAG-Study-Assistant-Web

์‚ฌ์šฉ์ž์™€ ์ฑ—๋ด‡์˜ ํ•™์Šต ๋Œ€ํ™”๋ฅผ Anki์™€ ์—ฐ๋™ํ•˜์—ฌ ๋ณต์Šต ๊ฐ€๋Šฅํ•œ ํ•™์Šต ์นด๋“œ๋กœ ์ „ํ™˜ํ•˜๊ณ , ์žฅ๊ธฐ ๊ธฐ์–ต ํ˜•์„ฑ์„ ์ง€์›ํ•˜๋Š” ์ง€๋Šฅํ˜• ์ง€์‹ ๊ด€๋ฆฌ ์‹œ์Šคํ…œ์ž…๋‹ˆ๋‹ค.
๋‹ค์ค‘ ์†Œ์Šค RAG์™€ LangGraph ๊ธฐ๋ฐ˜ ๋ผ์šฐํŒ…์„ ํ†ตํ•ด ์ •ํ™•ํ•œ ํ•™์Šต ์ •๋ณด๋ฅผ ์ œ๊ณตํ•˜๊ณ , Django ๊ธฐ๋ฐ˜ ์›น ์„œ๋น„์Šค๋กœ ํ™•์žฅํ•ด ์‹ค์ œ ์‚ฌ์šฉ์„ฑ์„ ๋†’์˜€์Šต๋‹ˆ๋‹ค.

My Role: AI Integration Engineer ยท Chatbot API Manager

My Contributions

  • ์งˆ๋ฌธยท๋‹ต๋ณ€ ๋ฐ์ดํ„ฐ๋ฅผ 4์ง€์„ ๋‹คํ˜• ๋ฌธ์ œ์™€ ํ•ด์„ค ํ˜•ํƒœ๋กœ ๋ณ€ํ™˜ํ•˜๋Š” ๋ณต์Šต ์นด๋“œ ํŒŒ์‹ฑ ๋กœ์ง ์„ค๊ณ„
  • AnkiConnect API๋ฅผ ํ™œ์šฉํ•ด ์ƒ์„ฑ๋œ ์นด๋“œ๋ฅผ Anki ๋ฑ์— ์ž๋™ ์ €์žฅํ•˜๋Š” ์—ฐ๋™ ๋ชจ๋“ˆ ๊ตฌํ˜„
  • LangGraph ๊ธฐ๋ฐ˜ AI ์—”์ง„์„ API ํ˜•ํƒœ๋กœ ์ถ”์ƒํ™”ํ•˜๊ณ  Django ๋ฐฑ์—”๋“œ์™€์˜ ์ธํ„ฐํŽ˜์ด์Šค ๊ด€๋ฆฌ
  • AI ๊ธฐ๋Šฅ๊ณผ ์›น ์„œ๋น„์Šค ๊ฐ„ ์—ฐ๊ฒฐ ๊ตฌ์กฐ๋ฅผ ์ •๋ฆฌํ•˜์—ฌ ์„œ๋น„์Šค ํ™˜๊ฒฝ์—์„œ ์•ˆ์ •์ ์œผ๋กœ ๋™์ž‘ํ•˜๋„๋ก ํ†ตํ•ฉ
  • Git ๋ธŒ๋žœ์น˜ ์ „๋žต ๋ฐ ์ถฉ๋Œ ํ•ด๊ฒฐ ๊ณผ์ •์— ์ฐธ์—ฌํ•˜๋ฉฐ ํ˜‘์—… ํšจ์œจ ๊ฐœ์„ 

Project Features

  • PGVector, PDF, ์›น ๊ฒ€์ƒ‰์„ ๊ฒฐํ•ฉํ•œ Multi-source RAG
  • LangGraph ๊ธฐ๋ฐ˜ ์งˆ๋ฌธ ์˜๋„ ๋ถ„์„ ๋ฐ ๋ผ์šฐํŒ…
  • ์ž๋™ ๋ณต์Šต ์นด๋“œ ์ƒ์„ฑ ๋ฐ Anki ์—ฐ๋™
  • Django ๊ธฐ๋ฐ˜ ์‚ฌ์šฉ์ž ๊ณ„์ • ๋ฐ ๋Œ€ํ™” ์ด๋ ฅ ๊ด€๋ฆฌ

Tech Stack Python LangChain LangGraph Django PostgreSQL FAISS Streamlit Docker AWS EC2


3) ๐Ÿง‘โ€๐Ÿณ ์•„๋ฆฌ๊ณ„๊ณก AI ์ ์ฃผ์šฉ ๋ฐ์ดํ„ฐ ๋ถ„์„ & ๋งˆ์ผ€ํŒ… ์—์ด์ „ํŠธ

Repository: AI-Store-Manager-Agent

My Role: APM(Assistant Product Manager) ยท AI Integration Engineer

My Contributions

  • LangChain SQL Agent๋ฅผ ํ™œ์šฉํ•ด ์ ์ฃผ์˜ ์ž์—ฐ์–ด ์งˆ์˜๋ฅผ SQL๋กœ ๋ณ€ํ™˜ํ•˜๊ณ , POS ๋งค์ถœ DB๋ฅผ ์‹ค์‹œ๊ฐ„ ์กฐํšŒํ•˜์—ฌ ํ•ต์‹ฌ ์ง€ํ‘œ๋ฅผ ์‚ฐ์ถœํ•˜๋Š” NL2SQL ๊ธฐ๋ฐ˜ ๋งค์žฅ ์ง„๋‹จ ์—”์ง„ ์„ค๊ณ„
  • ๋‚ด๋ถ€ ๋งค์ถœ ๋ฐ์ดํ„ฐ์— ๋‚ ์”จ API, ๋„ค์ด๋ฒ„ ํ”Œ๋ ˆ์ด์Šค ์ˆœ์œ„ ๋“ฑ ์™ธ๋ถ€ ์†Œ์Šค๋ฅผ ๊ฒฐํ•ฉํ•ด ๋งค์ถœ ๋ณ€๋™ ์›์ธ์„ ๋‹ค๊ฐ๋„๋กœ ๋ถ„์„ํ•˜๋Š” Multi-Source ์ปจํ…์ŠคํŠธ ๊ธฐ๋ฐ˜ ์˜์‚ฌ๊ฒฐ์ • ๋กœ์ง ๊ตฌํ˜„
  • ๋ถ„์„ ๊ฒฐ๊ณผ๋ฅผ ๋ฐ”ํƒ•์œผ๋กœ โ€˜๋ผ์ด์ง• ์ธํ”Œ๋ฃจ์–ธ์„œโ€™ ํƒ์ƒ‰ ๋ฐ ๋งž์ถคํ˜• ์ œ์•ˆ ๋ฌธ๊ตฌ๋ฅผ ์ž๋™ ์ƒ์„ฑํ•˜๋Š” Marketing-as-a-Service ์›Œํฌํ”Œ๋กœ์šฐ๋ฅผ ๊ธฐํšํ•˜๊ณ , Human-in-the-loop ์Šน์ธ ํ”„๋กœ์„ธ์Šค๋ฅผ ํ†ตํ•ด ์šด์˜ ์•ˆ์ •์„ฑ ํ™•๋ณด
  • ๋น„์ •ํ˜• ๋งค์ถœ ์—‘์…€ ๋ฐ์ดํ„ฐ๋ฅผ ์ •๊ทœํ™”๋œ PostgreSQL ๋ฐ์ดํ„ฐ๋ฒ ์ด์Šค๋กœ ์ž๋™ ์ ์žฌํ•˜๋Š” ์ˆ˜์ง‘ยท์ „์ฒ˜๋ฆฌ ํŒŒ์ดํ”„๋ผ์ธ(scripts/pipeline) ๊ตฌ์ถ• ๋ฐ ์ž๋™ํ™”
  • few_shot_examples.json ๊ธฐ๋ฐ˜ ํ”„๋กฌํ”„ํŠธ ์—”์ง€๋‹ˆ์–ด๋ง์„ ํ†ตํ•ด ๋งค์žฅ ๋„๋ฉ”์ธ ํŠนํ™” ์šฉ์–ด์™€ ๋ณต์žกํ•œ ๋งค์ถœ ๊ตฌ์กฐ์— ๋Œ€ํ•œ ๋ชจ๋ธ ์ดํ•ด๋„๋ฅผ ๋†’์—ฌ SQL ์ƒ์„ฑ ์ •ํ™•๋„ ํ–ฅ์ƒ
  • FastAPI ๊ธฐ๋ฐ˜ ๋„๋ฉ”์ธ ๋ผ์šฐํ„ฐ๋ฅผ ์„ค๊ณ„ํ•˜์—ฌ ์‚ฌ์šฉ์ž ์งˆ๋ฌธ์˜ ์˜๋„(๋งค์ถœ ๋ถ„์„ / ๋ฆฌ๋ทฐ ๊ฐ์„ฑ ๋ถ„์„)๋ฅผ ํŒ๋ณ„ํ•˜๊ณ  ์ ์ ˆํ•œ ์„œ๋น„์Šค ๋ชจ๋“ˆ๋กœ ์ž๋™ ๋ถ„๊ธฐ๋˜๋Š” ๋ฐฑ์—”๋“œ ๊ตฌ์กฐ ๊ตฌํ˜„

Project Features

  • ์ฑ„ํŒ… ๊ธฐ๋ฐ˜ ChatBI ์ธํ„ฐํŽ˜์ด์Šค๋ฅผ ํ†ตํ•ด โ€œ์–ด์ œ ๋งค์ถœ ํ•˜๋ฝ ์›์ธ ๋ถ„์„ํ•ด์ค˜โ€์™€ ๊ฐ™์€ ์ž์—ฐ์–ด ์งˆ์˜์— ๋Œ€ํ•ด ๋ฐ์ดํ„ฐ ๊ธฐ๋ฐ˜ Insight์™€ Action Plan ์ œ๊ณต
  • AI์˜ ๋ถ„์„ ๋‹จ๊ณ„๋ฅผ ์‹ค์‹œ๊ฐ„์œผ๋กœ ์‹œ๊ฐํ™”ํ•˜๋Š” Live Thinking ๊ธฐ๋Šฅ์„ ํ†ตํ•ด ์ถ”๋ก  ๊ณผ์ •์˜ ํˆฌ๋ช…์„ฑ์„ ํ™•๋ณดํ•˜๊ณ  ์‚ฌ์šฉ์ž ์‹ ๋ขฐ๋„ ๋ฐ UX ํ–ฅ์ƒ
  • ๋‹จ์ˆœ ๋งค์ถœ ๋ฐ ๋ฐ์ดํ„ฐ ์กฐํšŒ ํ…Œ์ŠคํŠธ์…‹ 50๊ฐœ ๊ธฐ์ค€ SQL ์ฟผ๋ฆฌ ์ƒ์„ฑ ์ •ํ™•๋„ 90% ๋‹ฌ์„ฑ
  • ๊ธฐ์กด ์ˆ˜ ์‹œ๊ฐ„์ด ๊ฑธ๋ฆฌ๋˜ ๋ฐ์ดํ„ฐ ์ˆ˜์ง‘, ๋ถ„์„, ๋งˆ์ผ€ํŒ… ์ „๋žต ์ˆ˜๋ฆฝ, ์ธํ”Œ๋ฃจ์–ธ์„œ ์„ญ์™ธ ํ”„๋กœ์„ธ์Šค๋ฅผ 5๋ถ„ ์ด๋‚ด๋กœ ๋‹จ์ถ•ํ•˜์—ฌ ์šด์˜ ํšจ์œจํ™” ์‹คํ˜„

Tech Stack
Python Next.js PostgreSQL LangChain OpenAI API Selenium Playwright Docker AWS EC2


4) โš–๏ธ Legal RAG Chatbot: ๋ฒ•๋ฅ  ์ •๋ณด ๊ฒ€์ƒ‰ ์–ด์‹œ์Šคํ„ดํŠธ

Repository: Legal-RAG-Assistant

์•ฝ 5.5๋งŒ ๊ฑด์˜ ํŒ๋ก€ ๋ฐ์ดํ„ฐ๋ฅผ ํ™œ์šฉํ•˜์—ฌ ์‚ฌ์šฉ์ž์˜ ์งˆ๋ฌธ๊ณผ ๊ด€๋ จ๋œ ๋ฒ•๋ฅ  ๊ทผ๊ฑฐ๋ฅผ ๊ฒ€์ƒ‰ํ•˜๊ณ , ์ด๋ฅผ ๋ฐ”ํƒ•์œผ๋กœ ์ž์—ฐ์Šค๋Ÿฌ์šด ์ƒ๋‹ด ๋‹ต๋ณ€์„ ์ƒ์„ฑํ•˜๋Š” RAG ๊ธฐ๋ฐ˜ ์ฑ—๋ด‡ ์„œ๋น„์Šค์ž…๋‹ˆ๋‹ค.

My Role: AI/LLM Engineer ยท DevOps / MLOps

My Contributions

  • LangChain ๊ธฐ๋ฐ˜์œผ๋กœ ๋ฒกํ„ฐ ๊ฒ€์ƒ‰๊ณผ LLM ์‘๋‹ต ์ƒ์„ฑ์„ ๊ฒฐํ•ฉํ•œ RAG ํŒŒ์ดํ”„๋ผ์ธ ์„ค๊ณ„ ๋ฐ ๊ตฌํ˜„
  • FAISS ์ธ๋ฑ์Šค๋ฅผ ํ™œ์šฉํ•ด ์ˆ˜๋งŒ ๊ฑด์˜ ํŒ๋ก€ ๋ฐ์ดํ„ฐ์— ๋Œ€ํ•œ ๊ณ ์† ์œ ์‚ฌ๋„ ๊ฒ€์ƒ‰ ์‹œ์Šคํ…œ ๊ตฌ์ถ•
  • Upstage Embeddings์™€ OpenAI GPT-4o๋ฅผ ์—ฐ๋™ํ•˜์—ฌ ๋ฒ•๋ฅ  ๋ฌธ๋งฅ ์ดํ•ด์™€ ๋‹ต๋ณ€ ํ’ˆ์งˆ ์ตœ์ ํ™”
  • ํ”„๋กฌํ”„ํŠธ ์—”์ง€๋‹ˆ์–ด๋ง์„ ํ†ตํ•ด ๊ฒ€์ƒ‰๋œ ํŒ๋ก€ ๊ทผ๊ฑฐ ์ค‘์‹ฌ์œผ๋กœ ๋‹ต๋ณ€ํ•˜๋„๋ก ์„ค๊ณ„ํ•˜์—ฌ ํ™˜๊ฐ ํ˜„์ƒ ์™„ํ™”
  • Docker / Docker-Compose๋ฅผ ๋„์ž…ํ•ด ๊ฐœ๋ฐœ ํ™˜๊ฒฝ์„ ํ‘œ์ค€ํ™”ํ•˜๊ณ  ์‹คํ–‰ ํ™˜๊ฒฝ ์žฌํ˜„์„ฑ ํ™•๋ณด
  • entrypoint.sh ๊ธฐ๋ฐ˜ ์ดˆ๊ธฐํ™” ์ž๋™ํ™” ๋ฐ ํ™˜๊ฒฝ ์„ค์ • ๊ตฌ์กฐ ์ •๋น„๋กœ ์šด์˜ ํšจ์œจ ๊ฐœ์„ 

Project Features

  • ์‚ฌ์šฉ์ž ์งˆ๋ฌธ ๊ธฐ๋ฐ˜ ์ง€๋Šฅํ˜• ๋ฒ•๋ฅ  ์ƒ๋‹ด
  • ์‚ฌ๊ฑด๋ช… / ์‚ฌ๊ฑด๋ฒˆํ˜ธ ๊ธฐ๋ฐ˜ ์ •๋ฐ€ ํŒ๋ก€ ๊ฒ€์ƒ‰
  • ๊ฒ€์ƒ‰๋œ ํŒ๋ก€๋ฅผ ๊ทผ๊ฑฐ๋กœ ํ•œ RAG ๊ธฐ๋ฐ˜ ๋‹ต๋ณ€ ์ƒ์„ฑ
  • ์ปจํ…Œ์ด๋„ˆ ๊ธฐ๋ฐ˜ ์‹คํ–‰ ํ™˜๊ฒฝ ํ‘œ์ค€ํ™”

Tech Stack Python LangChain FAISS OpenAI Streamlit Docker


5) ๐Ÿ“ก Telecom Churn Prediction: ํ†ต์‹ ์‚ฌ ๊ณ ๊ฐ ์ดํƒˆ ์˜ˆ์ธก ๋Œ€์‹œ๋ณด๋“œ

Repository: Telecom-Customer-Churn-Dashboard

My Role: Streamlit Web Dashboard Development

My Contributions

  • Streamlit ๊ธฐ๋ฐ˜์˜ ์›น ์„œ๋น„์Šค ํ™”๋ฉด ๊ตฌ์„ฑ ๋ฐ ์‚ฌ์šฉ์ž ์ธํ„ฐํŽ˜์ด์Šค ๊ตฌํ˜„
  • ํ”„๋กœ์ ํŠธ ๊ฐœ์š”, EDA, ๋ชจ๋ธ๋ง ๊ฒฐ๊ณผ, ์ธ์‚ฌ์ดํŠธ ์š”์•ฝ ๋“ฑ ์ฃผ์š” ํŽ˜์ด์ง€๋ฅผ ๋Œ€์‹œ๋ณด๋“œ ํ˜•ํƒœ๋กœ ์ •๋ฆฌ
  • ์‚ฌ์šฉ์ž๊ฐ€ CSV ํŒŒ์ผ์„ ์—…๋กœ๋“œํ•ด ์‹ค์‹œ๊ฐ„์œผ๋กœ ์ดํƒˆ ํ™•๋ฅ ๊ณผ ์˜ˆ์ธก ๊ฒฐ๊ณผ๋ฅผ ํ™•์ธํ•  ์ˆ˜ ์žˆ๋Š” ์‹œ๋ฎฌ๋ ˆ์ด์…˜ ๊ธฐ๋Šฅ ๊ตฌํ˜„
  • ๋ฐ์ดํ„ฐ ํƒ์ƒ‰(EDA) ๋ฐ ๋ชจ๋ธ ์„ฑ๋Šฅ ๋น„๊ต ๊ฒฐ๊ณผ๋ฅผ ์‹œ๊ฐ์ ์œผ๋กœ ์ „๋‹ฌํ•  ์ˆ˜ ์žˆ๋„๋ก ํ™”๋ฉด ํ๋ฆ„ ๊ตฌ์„ฑ
  • ์›น ๊ตฌํ˜„๋ฟ ์•„๋‹ˆ๋ผ EDA์™€ ๋ชจ๋ธ ํ‰๊ฐ€ ๊ณผ์ •์—๋„ ์ฐธ์—ฌํ•˜๋ฉฐ ์ „์ฒด ๋ถ„์„ ํŒŒ์ดํ”„๋ผ์ธ์„ ์ดํ•ดํ•˜๊ณ  ํ˜‘์—… ์ˆ˜ํ–‰

Project Features

  • ๊ณ ๊ฐ ์ดํƒˆ ๋ถ„ํฌ ๋ฐ ์ฃผ์š” ๋ณ€์ˆ˜๋ณ„ ์ดํƒˆ๋ฅ  ์‹œ๊ฐํ™”
  • XGBoost ๋ฐ Soft Voting ๋ชจ๋ธ ์„ฑ๋Šฅ ๋น„๊ต
  • CSV ์—…๋กœ๋“œ ๊ธฐ๋ฐ˜ ์ดํƒˆ ์˜ˆ์ธก ์‹œ๋ฎฌ๋ ˆ์ด์…˜
  • ์ฃผ์š” ์ดํƒˆ ์š”์ธ ๋ถ„์„ ๋ฐ ๋น„์ฆˆ๋‹ˆ์Šค ์ธ์‚ฌ์ดํŠธ ์ œ๊ณต

Results

  • XGBoost: Accuracy 0.7162 / Recall 0.5644
  • Soft Voting Ensemble: Accuracy 0.6388 / Recall 0.6386
  • ๊ฐ€์ž… ํ›„ 1๋…„ ๋ฏธ๋งŒ ๊ณ ๊ฐ, ๊ธฐ๊ธฐ ์‚ฌ์šฉ์ผ์ˆ˜๊ฐ€ ์˜ค๋ž˜๋œ ๊ณ ๊ฐ, ๋‚ฎ์€ ์š”๊ธˆ์ œ ์‚ฌ์šฉ ๊ณ ๊ฐ์—์„œ ๋†’์€ ์ดํƒˆ๋ฅ ์„ ํ™•์ธํ•˜๊ณ  ๋งž์ถคํ˜• ๋ฆฌํ…์…˜ ์ „๋žต์„ ์ œ์•ˆ

Tech Stack Python Streamlit Scikit-Learn XGBoost LightGBM CatBoost

6) ๐Ÿš— Korean Used Car Market Analysis: ์ค‘๊ณ ์ฐจ ์‹œ์„ธ ๋ถ„์„ ์‹œ๊ฐํ™”

Repository: Korean-Used-Car-Analysis-Dashboard

๋ณด๋ฐฐ๋“œ๋ฆผ, ์—”์นด, ์ฐจ์ฐจ์ฐจ ๋“ฑ ๊ตญ๋‚ด ์ฃผ์š” ์ค‘๊ณ ์ฐจ ํ”Œ๋žซํผ ๋ฐ์ดํ„ฐ๋ฅผ ํ†ตํ•ฉํ•˜์—ฌ, ์ฐจ๋Ÿ‰ ์‹œ์„ธ ๊ฒ€์ƒ‰ยท๋น„๊ต์™€ ์‹œ์žฅ ํŠธ๋ Œ๋“œ ์‹œ๊ฐํ™”๋ฅผ ์ œ๊ณตํ•˜๋Š” ํ”„๋กœ์ ํŠธ์ž…๋‹ˆ๋‹ค.

My Role: Web Crawling / Data Collection

My Contributions

  • ์ค‘๊ณ ์ฐจ ํ”Œ๋žซํผ์˜ ์ฐจ๋Ÿ‰ ๋ฐ์ดํ„ฐ๋ฅผ ์ˆ˜์ง‘ํ•˜๊ธฐ ์œ„ํ•œ ํฌ๋กค๋ง ์ž‘์—… ์ˆ˜ํ–‰
  • ์‚ฌ์ดํŠธ๋ณ„ ํŽ˜์ด์ง€ ๊ตฌ์กฐ๋ฅผ ๋ถ„์„ํ•˜์—ฌ ์ฐจ๋Ÿ‰๋ช…, ๊ฐ€๊ฒฉ, ์—ฐ์‹, ์ฃผํ–‰๊ฑฐ๋ฆฌ ๋“ฑ ์ฃผ์š” ์ •๋ณด ์ถ”์ถœ
  • ์ˆ˜์ง‘ ๋ฐ์ดํ„ฐ๋ฅผ ํ›„์† DB ์ €์žฅ ๋ฐ ์‹œ๊ฐํ™”์— ํ™œ์šฉํ•  ์ˆ˜ ์žˆ๋„๋ก ์ •๋ฆฌ
  • ๋ฐ์ดํ„ฐ ์ˆ˜์ง‘ ๋‹จ๊ณ„์— ์ฐธ์—ฌํ•˜๋ฉฐ ์ „์ฒด ๋ฐ์ดํ„ฐ ํŒŒ์ดํ”„๋ผ์ธ ํ๋ฆ„ ์ดํ•ด ๋ฐ ํ˜‘์—… ์ˆ˜ํ–‰

Project Features

  • ์ฐจ๋Ÿ‰ ์กฐ๊ฑด๋ณ„ ํ†ตํ•ฉ ๊ฒ€์ƒ‰ ๋ฐ ๊ฐ€๊ฒฉ ๋น„๊ต
  • ๋ธŒ๋žœ๋“œ/๋ชจ๋ธ/์ƒ‰์ƒ/๊ฐ€๊ฒฉ ๋ถ„ํฌ ์‹œ๊ฐํ™”
  • ์ค‘๊ณ ์ฐจ ๊ตฌ๋งค ๊ด€๋ จ FAQ ์ œ๊ณต

Tech Stack Python Selenium MySQL Streamlit Plotly


๐Ÿ›  Tech Stack

๐Ÿง  AI & Data

Python PyTorch LangChain HuggingFace Pandas

๐Ÿ’ป Backend & Infra

Django FastAPI Docker AWS Git


๐Ÿ† Education & Awards

๐Ÿ… Awards

  • ํ•œ๊ตญ์ปดํ“จํ„ฐ์ •๋ณดํ•™ํšŒ(KSCI) ํ•˜๊ณ„/๋™๊ณ„ ํ•™์ˆ ๋Œ€ํšŒ | ์šฐ์ˆ˜๋…ผ๋ฌธ์ƒ (2026.01)
    • ๋…ผ๋ฌธ: sLLM์„ ํ™œ์šฉํ•œ ํŠนํ—ˆ ๊ฑฐ์ ˆ์‚ฌ์œ  ์ž๋™ ์ƒ์„ฑ ๋ฐ ์˜๋ฏธ ๊ธฐ๋ฐ˜ ํ‰๊ฐ€
  • SK๋„คํŠธ์›์Šค Family AI์บ ํ”„(15๊ธฐ) ๊ธฐ์—… ์ฐธ์—ฌ ํ”„๋กœ์ ํŠธ | ์šฐ์ˆ˜์ƒ (2025.11)
    • ์ฃผ์ œ: ๋กœ์ปฌ LLM ๊ธฐ๋ฐ˜ ํŠนํ—ˆ ๊ฑฐ์ ˆ ์‚ฌ์œ  ์ƒ์„ฑ ์‹œ์Šคํ…œ

๐ŸŽ“ Education

  • SK๋„คํŠธ์›์Šค Family AI์บ ํ”„ (15๊ธฐ) | AI/SW ๊ฐœ๋ฐœ์ž ๊ณผ์ • ์ˆ˜๋ฃŒ (2025.05 - 2025.11)
  • LG Aimers | AI ์ „๋ฌธ๊ฐ€ ์–‘์„ฑ ๊ณผ์ • 8๊ธฐ ์ˆ˜๋ฃŒ (2026.01 - 2026.03)
  • ์˜ค์‚ฐ๋Œ€ํ•™๊ต | ์ปดํ“จํ„ฐ์†Œํ”„ํŠธ์›จ์–ด๊ณผ ์กธ์—… (ํ•™์  3.76/4.5)

๐Ÿ“œ Certificates

  • ๋ฐ์ดํ„ฐ๋ถ„์„ ์ค€์ „๋ฌธ๊ฐ€ (ADsP) | ํ•œ๊ตญ๋ฐ์ดํ„ฐ์‚ฐ์—…์ง„ํฅ์›
  • SQL ๊ฐœ๋ฐœ์ž (SQLD) | ํ•œ๊ตญ๋ฐ์ดํ„ฐ์‚ฐ์—…์ง„ํฅ์›
  • ์ •๋ณด์ฒ˜๋ฆฌ์‚ฐ์—…๊ธฐ์‚ฌ | ํ•œ๊ตญ์‚ฐ์—…์ธ๋ ฅ๊ณต๋‹จ
  • ๋ฆฌ๋ˆ…์Šค๋งˆ์Šคํ„ฐ 2๊ธ‰ | ํ•œ๊ตญ์ •๋ณดํ†ต์‹ ์ง„ํฅํ˜‘ํšŒ

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