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ohdyo/README.md

Hello ๐Ÿ‘‹, I'm Jaehyeok Lee

A current AI developer with full-stack training

ABOUT ME

  • ์ด์žฌํ˜
  • 2000.01.23
  • ์‚ผ์œก๋Œ€ํ•™๊ต ์†Œํ”„ํŠธ์›จ์–ด ์ „๊ณต

EDUCATION

  • 2024.03 ~ 2024.07 : ๋ฒค์ฒ˜์†Œํ”„ํŠธ์›จ์–ด ์‚ฌ์—…๋‹จ ํ’€์Šคํƒ ๊ฐœ๋ฐœ์ž ๊ณผ์ • ์ˆ˜๋ฃŒ
  • 2024.12 ~ 2025.06 : SK Networks Family AI CAMP 9๊ธฐ ์ˆ˜๋ฃŒ

HISTORY

  • 2025.09 ~ 2025.12 : (์ฃผ)๋””๋น„์—”ํ… AI ์—ฐ๊ตฌ์› (INTERN)
  • 2026.01 ~ : (์ฃผ)์ปด์•คํœด๋ฉด AI ์—ฐ๊ตฌ์›

๐Ÿš€ Languages & Tools

๐Ÿ–ฅ๏ธ Programming Languages

Python Java JavaScript

๐ŸŒ Web / Backend Frameworks

Django Spring Node.js

๐Ÿ’ป Frontend

React

โ˜๏ธ DevOps & Cloud

Docker AWS Nginx

๐Ÿง  AI / Machine Learning

PyTorch TensorFlow Scikit-learn

๐Ÿ› ๏ธ Tools & Others

Git Linux


PROJECT

WLB_MATE
  • ๊ฐœ๋ฐœ ๊ธฐ๊ฐ„ : 2025.04.~2025.06.20 (2๊ฐœ์›”)

  • ํ”Œ๋žซํผ : Web

  • ๊ฐœ๋ฐœ ์ธ์› 5๋ช…

  • ๊ฐœ๋ฐœ ํ™˜๊ฒฝ

    • ์–ธ์–ด : Python(3.12), JavaScript, Css
    • ์„œ๋ฒ„ : Nginx, Uvicorn,
    • ํ”„๋ ˆ์ž„์›Œํฌ : React.js(node:18), FastAPI(0.115.12), LangChain(0.3.63), Qdrant(1.14.2)
    • DB : Mysql 8.4.5
    • IDE :
    • API : RESTful API (JSON)

์ฐจ๋ณ„์ 

1. Qdrant-Client

ํ•ญ๋ชฉ Qdrant FAISS
๊ธฐ๋ณธ ๊ตฌ์กฐ ๋„คํŠธ์›Œํฌ ๊ธฐ๋ฐ˜ ์„œ๋ฒ„ํ˜• ๋ฒกํ„ฐ DB (gRPC/REST API) ๋กœ์ปฌ ์ธ๋ฉ”๋ชจ๋ฆฌ ๋ผ์ด๋ธŒ๋Ÿฌ๋ฆฌ (Python/C++)
์‹ค์‹œ๊ฐ„ ์“ฐ๊ธฐ/๊ฒ€์ƒ‰ ์ง€์› (write & search ๋™์‹œ์— ๊ฐ€๋Šฅ) ์ธ๋ฑ์Šค ์žฌ๊ตฌ์„ฑ ํ•„์š” (write ํ›„ search๊นŒ์ง€ ์ง€์—ฐ ๋ฐœ์ƒ)
๋™์‹œ์„ฑ ์ฒ˜๋ฆฌ ๋‹ค์ค‘ ํด๋ผ์ด์–ธํŠธ ์š”์ฒญ ์ฒ˜๋ฆฌ (์›น API) ์‹ฑ๊ธ€ ํ”„๋กœ์„ธ์Šค or ์ง์ ‘ ๋ฉ€ํ‹ฐํ”„๋กœ์„ธ์‹ฑ ๊ตฌํ˜„ ํ•„์š”
ํ•„ํ„ฐ ๊ธฐ๋ฐ˜ ๊ฒ€์ƒ‰ ๋ฉ”ํƒ€๋ฐ์ดํ„ฐ ๊ธฐ๋ฐ˜ ์‹ค์‹œ๊ฐ„ ํ•„ํ„ฐ๋ง ์ง€์› ๋ฉ”ํƒ€๋ฐ์ดํ„ฐ ํ•„ํ„ฐ ๋ฏธ์ง€์› (๋ณ„๋„ ์ฒ˜๋ฆฌ ํ•„์š”)
CRUD ์ฒ˜๋ฆฌ ์‹ค์‹œ๊ฐ„ ์‚ฝ์ž…, ์ˆ˜์ •, ์‚ญ์ œ ๊ฐ€๋Šฅ ์‚ญ์ œ/์ˆ˜์ •์€ ์ „์ฒด ์ธ๋ฑ์Šค ์žฌ์ƒ์„ฑ ํ•„์š”
LangChain ์—ฐ๋™ QdrantRetriever ๋“ฑ ๋„ค์ดํ‹ฐ๋ธŒ ์ง€์› ์ œํ•œ์  ์ง€์› (์‚ฌ์šฉ์ž ์ •์˜ Retriever ํ•„์š”)
์Šค์ผ€์ผ๋ง Docker/ํด๋Ÿฌ์Šคํ„ฐ๋กœ ์ˆ˜ํ‰ ํ™•์žฅ ๊ฐ€๋Šฅ ๋‹จ์ผ ๋จธ์‹  ์ค‘์‹ฌ
์‹ค์‹œ๊ฐ„ ์‚ฝ์ž… ํ›„ ์ฆ‰์‹œ ๊ฒ€์ƒ‰ upsert โ†’ immediate search ๊ฐ€๋Šฅ add โ†’ reindex ํ•„์š”, ์‹ค์‹œ๊ฐ„์„ฑ ๋‚ฎ์Œ

=> ์‹ค์‹œ๊ฐ„ ์ ์šฉ์„ ํ†ตํ•ด ์—…๋กœ๋“œ๋œ ๋ฌธ์„œ๋ฅผ ๋”ฐ๋กœ ์ €์žฅํ•ด์ค„ ํ•„์š” ์—†์ด ๋ฒกํ„ฐ ์ถ”๊ฐ€๊ฐ€ ๊ฐ€๋Šฅํ•˜๋‹ค.

2. MemorySaver

๋ชจ๋“ˆ ๊ฐ„ ๋…๋ฆฝ์„ฑ๊ณผ ์‚ฌ์šฉ์ž ์Šค๋ ˆ๋“œ ๋ถ„๋ฆฌ๋ฅผ ์œ„ํ•œ ์„ธ์…˜ ๊ด€๋ฆฌ ์ตœ์ ํ™”

  • MemorySaver๋Š” ์„ธ์…˜๋งˆ๋‹ค ๋…๋ฆฝ๋œ ๋ฉ”๋ชจ๋ฆฌ ์ €์žฅ ๊ตฌ์กฐ๋ฅผ ๊ฐ–์ถ”๊ณ  ์žˆ์–ด, ์‚ฌ์šฉ์ž์˜ ๊ธฐ๋Šฅ๋ณ„ ๋Œ€ํ™” ํ๋ฆ„์„ ๋ถ„๋ฆฌํ•˜๊ณ  ์œ ์ง€ํ•˜๊ธฐ ์šฉ์ดํ•จ.
  • ๋ฐ˜๋ฉด BufferMemory๋Š” ๋ชจ๋“  ๋Œ€ํ™”๋ฅผ ์ด์–ด ๋ถ™์ด๋Š” ๋ฐฉ์‹์ด๋ผ, ๋ชจ๋“ˆ ๊ฐ„ ๋ฌธ๋งฅ ์ถฉ๋Œ ๊ฐ€๋Šฅ์„ฑ์ด ์กด์žฌ.
  • LangChain ๋‚ด Tool/Chain๊ณผ์˜ ์œ ์—ฐํ•œ ์—ฐ๋™ -> Qdrant๋กœ ์ž‘์„ฑํ•œ RAG์™€ ์‚ฌ์šฉํ•˜๊ธฐ ์ ์ ˆ

3. STT (WhisperX)

**WhisperX ์„ ํƒ ์ด์œ  **

ํ•ญ๋ชฉ WhisperX ์‘๋‹ต ๊ณ ๋„ํ™” ๋ชฉ์ 
์†๋„ Whisper ๋Œ€๋น„ 4~5๋ฐฐ ๋น ๋ฆ„ ๋Œ€์šฉ๋Ÿ‰ ์˜ค๋””์˜ค ์‹ค์‹œ๊ฐ„ ์ฒ˜๋ฆฌ
์ •ํ™•๋„ ๋‹จ์–ด ๋‹จ์œ„ ์ •๋ ฌ, float32 ์„ค์ • ์ •๋ฐ€ ํšŒ์˜๋ก/์ƒ๋‹ด ์ถ”์ถœ
ํ™”์ž ๊ตฌ๋ถ„ Speaker diarization ์ง€์› ์ƒ๋‹ด ๋ถ„์„, ํšŒ์˜ ํ™”์ž ํŒŒ์•…
ํšจ์œจ์„ฑ VAD๋กœ ๋ฌด์Œ ์ œ๊ฑฐ + GPU ๋ณ‘๋ ฌํ™” ๋ฆฌ์†Œ์Šค ์ตœ์ ํ™”
์•ˆ์ •์„ฑ ์ „์‚ฌ ์‹คํŒจ ํ—ˆ์šฉ ์•ˆ ํ•จ ๋ˆ„๋ฝ ์—†๋Š” ์™„์ „ ์ „์‚ฌ

๋ ˆํฌ์ง€ํ† ๋ฆฌ ๋งํฌ

WLB_MATE

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