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seongyeon1/README.md

๊น€์„ฑ์—ฐ ยท Seongyeon Kim

AI Engineer ยท LLM ยท RAG ยท LangGraph ยท MCP

๋ณต์žกํ•œ ๋„๋ฉ”์ธ์„ ๋น ๋ฅด๊ฒŒ ํก์ˆ˜ํ•˜๊ณ , ์‹ค์ „ ์„œ๋น„์Šค๊นŒ์ง€ ๋ฐ€์–ด๋ถ™์ด๋Š” AI ์—”์ง€๋‹ˆ์–ด์ž…๋‹ˆ๋‹ค.
๊ณต๊ณตยท๊ธˆ์œตยท๊ณผํ•™ยท์ „๋ ฅยทAdTech ๋„๋ฉ”์ธ์—์„œ End-to-End RAG ํŒŒ์ดํ”„๋ผ์ธ๊ณผ Agent ์›Œํฌํ”Œ๋กœ์šฐ๋ฅผ ๋งŒ๋“ญ๋‹ˆ๋‹ค.

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๐ŸŒฑ About

LLMยทRAG ๊ธฐ๋ฐ˜ AI ์• ํ”Œ๋ฆฌ์ผ€์ด์…˜์„ End-to-End๋กœ ์„ค๊ณ„ยท๊ตฌํ˜„ํ•ฉ๋‹ˆ๋‹ค. ๋‹จ์ˆœํ•œ ๋ชจ๋ธ ํ˜ธ์ถœ์ด ์•„๋‹Œ ์ œํ’ˆํ™” ๊ฐ€๋Šฅํ•œ ๊ตฌ์กฐ ์„ค๊ณ„ ยท ํ‰๊ฐ€ ์ž๋™ํ™” ยท ์„ฑ๋Šฅ ๊ฐœ์„  ์‚ฌ์ดํด์„ ์ „ ์ฃผ๊ธฐ๋กœ ๋‹ค๋ฃจ๋Š” ๋ฐ ๋ชฐ์ž…ํ•ด์™”์Šต๋‹ˆ๋‹ค.

focus:
  - RAG Pipeline (Hybrid Retrieval, Re-rank, Multi-turn)
  - LangGraph Agent ยท MCP ยท Tool Use
  - MLOps (Docker, K8s, Jenkins, ArgoCD)
based_in: Seoul, KR
years: 4+ (KDT โ†’ ํ•™๋ถ€ ์ธํ„ด โ†’ Aiffel โ†’ Clabi โ†’ BrainCrew)

๐Ÿข Now โ€” BrainCrew ยท AI Engineer (2025.09 ~)

๊ธˆ์œตยทConsumerยทEnterpriseยทAdTech ๋„๋ฉ”์ธ RAGยทAgent ์‹œ์Šคํ…œ์„ ๋งŒ๋“ค๊ณ  ์žˆ์Šต๋‹ˆ๋‹ค.

๐Ÿ”’ ํด๋ผ์ด์–ธํŠธ ํ”„๋กœ์ ํŠธ์˜ ํšŒ์‚ฌ๋ช… ยท ์‚ฌ๋‚ด ์‹œ์Šคํ…œ๋ช… ยท ์ ˆ๋Œ€ KPI ์ˆ˜์น˜๋Š” NDA ๋ณดํ˜ธ ์ฐจ์›์—์„œ ์ผ๋ฐ˜ํ™”ํ–ˆ์Šต๋‹ˆ๋‹ค. ๋ฉด์ ‘ยทํ‰๊ฐ€ ๋ชฉ์ ์˜ ์ƒ์„ธ ์ž๋ฃŒ๊ฐ€ ํ•„์š”ํ•˜์‹œ๋ฉด ์ด๋ฉ”์ผ๋กœ ์—ฐ๋ฝ ์ฃผ์„ธ์š”.

Project Domain Highlights
๐Ÿ”ฅ Active โ€” Enterprise ์‚ฌ๋‚ด Harness & Agent Telco (2026.04 ~) deepagents ๊ธฐ๋ฐ˜ ๋ฉ€ํ‹ฐ sub-agent ยท Skill ๊ฒฉ๋ฆฌ ์„ค๊ณ„ (sandbox ํ™˜๊ฒฝ ์ด์‹ ๊ฐ€๋Šฅ) ยท LangGraph + PostgresSaver ์˜์†
๊ธˆ์œต์‚ฌ A โ€” AI ์—ฌ์‹  ์Šน์ธ ๊ธˆ์œต (On-Prem) ์ฒ˜๋ฆฌ์‹œ๊ฐ„ 70%โ†“ ยท ๋น„์šฉ ์ˆ˜์–ต์›/๋…„ ๊ทœ๋ชจ ์ ˆ๊ฐ
Consumer ๋Œ€๊ธฐ์—… โ€” ๋ผ์ดํ”„๋กœ๊ทธ RAG Consumer ์ •ํ™•๋„ 92% ยท Context 85%โ†“ (Graph + Vector Hybrid)
Enterprise B โ€” Long-term Memory MCP Enterprise ์‚ฌ๋‚ด AI ํ”Œ๋žซํผ ํ†ตํ•ฉ ยท ์‚ฌ์šฉ์ž ์ปจํ…์ŠคํŠธ ์˜์† ์ €์žฅยท์žฌํ˜ธ์ถœ
AdTech ๋Œ€ํ–‰์‚ฌ โ€” ๊ด‘๊ณ  ๊ธฐํš์„œ ์ž๋™ ๊ตฌ์กฐํ™” AdTech ๋น„์ •ํ˜• PPT/PDF โ†’ ํ‘œ์ค€ ์Šคํ‚ค๋งˆ ๋งคํ•‘

๐Ÿงฐ Internal Tools & OSS

ํŒ€ ์˜จ๋ณด๋”ฉยท์šด์˜ยท๋ฌธ์„œ ์ƒ์‚ฐ์„ฑ์„ ์œ„ํ•œ ๋„๊ตฌ๋“ค โ€” ์ง์ ‘ ๊ธฐํšยท๊ตฌํ˜„ยท๋ฐฐํฌ

  • oh-my-slides ยท Live Demo OSS ์ž์—ฐ์–ด ํ”„๋กฌํ”„ํŠธ โ†’ ์• ๋‹ˆ๋ฉ”์ด์…˜ HTML ํ”„๋ ˆ์  ํ…Œ์ด์…˜ + PPTX export Claude Code ํ”Œ๋Ÿฌ๊ทธ์ธ. 20๊ฐœ ํ๋ ˆ์ด์…˜ ๋””์ž์ธ ํ”„๋ฆฌ์…‹ (Bold Signal ยท Dark Academia ยท Terminal Green ยท Bento Grid ๋“ฑ), ๋ชจ๋“  ์Šฌ๋ผ์ด๋“œ 100dvh ์ž๋™ ํ”ผํŒ…, clamp() ํƒ€์ดํฌ ์Šค์ผ€์ผ, custom .pptx import, zero-dependency ๋‹จ์ผ HTML ์ถœ๋ ฅ.

  • braincrew-index ยท Org Repository Dashboard BrainCrew Org์˜ ๋ชจ๋“  ์ €์žฅ์†Œ๋ฅผ 2์‹œ๊ฐ„๋งˆ๋‹ค ์ฆ๋ถ„ ์ธ๋ฑ์‹ฑ (GitHub Actions cron + ๊ฒฝ๋Ÿ‰ diff ๊ฐ์ง€). AWS Bedrock Claude๋กœ AI ์š”์•ฝ ์ž๋™ ์ƒ์„ฑ, contributor ์ปค๋ฐ‹์„ ํŒ€๋ณ„๋กœ ์ง‘๊ณ„ํ•ด ์ฃผ๋„(Lead) / ์ฐธ์—ฌ(Contributed) ๊ด€๊ณ„ ์ž๋™ ๋งคํ•‘. Next.js static export โ†’ GitHub Pages ๋Œ€์‹œ๋ณด๋“œ.

  • bc-ppt ยท Braincrew ๋ธŒ๋žœ๋“œ PPT Skill 4 variant (dark-a / light-b / internal-a / internal-b) ร— 13 ๋ ˆ์ด์•„์›ƒ ๊ณ ์ •์œผ๋กœ ๋ธŒ๋žœ๋“œ ์ผ๊ด€์„ฑ ์œ ์ง€. HTML + ํŽธ์ง‘ ๊ฐ€๋Šฅ PPTX ๋“€์–ผ ์ถœ๋ ฅ (placeholder ์น˜ํ™˜์‹, ์ด๋ฏธ์ง€ PPTX ์•„๋‹˜). spec_lock.md ์žฌ๋… ์˜๋ฌด๋กœ ๊ธด ๋ฑ ์Šคํƒ€์ผ ๋“œ๋ฆฌํ”„ํŠธ ๋ฐฉ์ง€, page_rhythm ํƒœ๊ทธ(anchor/dense/breathing)๋กœ ์Šฌ๋ผ์ด๋“œ ๋ฆฌ๋“ฌ ์ œ์–ด.

  • Docker Log Monitor ยท ์‹ค์‹œ๊ฐ„ ์ปจํ…Œ์ด๋„ˆ ์žฅ์•  ๊ฐ์ง€ (EC2 + systemd) Docker SDK๋กœ stdout/stderr ์ŠคํŠธ๋ฆผ ๊ตฌ๋… โ†’ ํŒจํ„ด ๋งค์นญ โ†’ Slack ์•Œ๋ฆผ (Webhook + Bot API ์Šค๋ ˆ๋“œ ๋ชจ๋“œ, traceback ์ „๋ฌธ ์ž˜๋ฆผ ์—†์ด ์ „์†ก). ์ฟจ๋‹ค์šด / Grace Period / 4xx ์ž๋™ ํ•„ํ„ฐ๋กœ ๋…ธ์ด์ฆˆ ์ œ๊ฑฐ, AWS Bedrock์œผ๋กœ ์—๋Ÿฌ ์›์ธ ์ž๋™ ๋ถ„๋ฅ˜ (์ฝ”๋“œ ๊ฒฐํ•จ vs ์™ธ๋ถ€ ์˜์กด), ์ฃผ๊ฐ„ ๋ฆฌํฌํŠธ + Slack Canvas ํ†ต๊ณ„ ๊ฒŒ์‹œ.

  • Notion โ†’ ๊ธฐ์ˆ ๋ธ”๋กœ๊ทธ ์ž๋™ ๋ฐฐํฌ ยท Notion API โ†’ Markdown โ†’ ์‚ฌ๋‚ด ๊ธฐ์ˆ ๋ธ”๋กœ๊ทธ CI/CD


๐Ÿ“š Selected Past Work

Clabi ยท ์ „๋žต๊ธฐ์ˆ ์—ฐ๊ตฌ์†Œ AIOps ํŒ€ ยท ์—ฐ๊ตฌ์› (2024.12 โ€” 2025.08)
  • ์ถฉ์ฒญ๋‚จ๋„๊ต์œก์ฒญ ์ดˆ๊ฑฐ๋Œ€ ์ƒ์„ฑํ˜• AI โ€” Lead E2E ยท group_id ๋Œ€ํ™” ์ด๋ ฅ ยท chunk depth ์ž„๋ฒ ๋”ฉ ยท ๋ถ€์„œ ์ž๋™ ๋งคํ•‘ ยท Jenkins+ArgoCD+K8s
  • ๋Œ€ํ•œ์ „๊ธฐํ˜‘ํšŒ KEPIC AI โ€” ๋ฉ€ํ‹ฐํ„ด Re-rank ยท Function Calling ์ •๋ณด ๋ณ‘ํ•ฉ์œผ๋กœ Latency 40s โ†’ 15s
  • ๋™์•„์‚ฌ์ด์–ธ์Šค ๊ณผํ•™๋™์•„ AI โ€” Chroma โ†’ Milvus ์ด์ „ + ๋ชจ๋“ˆํ˜• LangChain ๋ฆฌํŒฉํ† ๋ง + CI/CD
  • ๊ฒฝ์ƒ๋ถ๋„๊ต์œก์ฒญ โ€” ์บ˜๋ฆฐ๋” AI DB ์„ค๊ณ„ + ๋‹ด๋‹น๋ถ€์„œ ๋ฉ”ํƒ€๋ฐ์ดํ„ฐ ๋งคํ•‘
Aiffel ๋ฆฌ์„œ์น˜ ๊ณผ์ • ยท Research Trainee (2024.05 โ€” 2024.11)
์ค‘์•™๋Œ€ DILAB ยท ํ•™๋ถ€ ์ธํ„ด (2022.08 โ€” 2023.04)
  • ๊ทผ์‹œํ‡ดํ–‰ ์˜ˆ์ธก / ๋ณด๋ผ๋งค ๋ณ‘์› CAG ํ›„ ์ƒ์กด ๋ถ„์„
  • ์†Œ์•„ ์‘๊ธ‰ํ™˜์ž ์‘๊ธ‰๋ถ„๋ฅ˜ ๋ชจ๋ธ (T-test, ์ƒ๊ด€๊ด€๊ณ„)
  • ์•” ์˜ˆํ›„ ์˜ˆ์ธก ๊ฒฝ์ง„๋Œ€ํšŒ + ๋งค์ฃผ AI ๋…ผ๋ฌธ discussion
๋ฐ์ดํ„ฐ ๋ถ„์„ ํ•™ํšŒ Dart-B ยท ํŒ€์žฅ (2023.03 โ€” 2023.12)
  • 2023 BDA ๊ณต๋ชจ์ „ ๋ณธ์„  ์ง„์ถœ โ€” CJ๋”๋งˆ์ผ“ ํ”„๋ผ์ž„ ํšŒ์› ์˜ˆ์ธก (AUC 0.86, F1 0.81)

๐Ÿ› ๏ธ Tech Stack

Languages Python SQL R Dart

AI / LLM LangChain LangGraph PyTorch TensorFlow HuggingFace Ollama

Backend FastAPI Django Streamlit Next.js Flutter

DB / Vector DB PostgreSQL MySQL MongoDB Elasticsearch Redis Milvus Chroma

MLOps / Infra Docker Kubernetes Jenkins ArgoCD AWS Bedrock Naver Cloud

Tools GitHub Git Linux Wandb LangSmith


๐Ÿ† Awards

Tier Date Title Project
๐Ÿฅ‡ 2024.09 KDT ํ•ด์ปคํ†ค ๊ณ ์šฉ๋…ธ๋™๋ถ€์žฅ๊ด€์ƒ "์ด์•ผ๊ธฐ ๋ณด๋”ฐ๋ฆฌ" โ€” ๋…ธ์ธ ์ด์•ผ๊ธฐ โ†’ ๋™ํ™” ๋ณ€ํ™˜ (LangChainยทSTTยทFastAPI)
๐Ÿฅ‡ 2023.12 ์‘์šฉํ†ต๊ณ„ํ•™๊ณผ ๊ณต๋ชจ์ „ ์ตœ์šฐ์ˆ˜์ƒ "์•Œ๋ ค์ค˜! ํ™ˆ์ฆˆ" โ€” ์ฑ„์šฉ๊ณต๊ณ  ํ…์ŠคํŠธ ๋งˆ์ด๋‹ + GPT ์ธ์‚ฌ์ดํŠธ
๐Ÿฅˆ 2025.03 ์‚ฌ๋‚ด ์•„์ด๋””์–ด ๊ฒฝ์ง„๋Œ€ํšŒ ์šฐ์ˆ˜์ƒ (Clabi) Table ํŠนํ™” finetuning sLLM
๐Ÿฅˆ 2024.11 DPG ํ•ด์ปคํ†ค ์šฐ์ˆ˜์ƒ (์—…์Šคํ…Œ์ด์ง€) Pre-KTAS ์‘๊ธ‰ํ™˜์ž ๋ถ„๋ฅ˜ (Solar + RAG)
๐Ÿฅˆ 2023.06 ๊ฒฝ์˜๊ฒฝ์ œ๋Œ€ํ•™ ํ•™์ˆ ์ œ ์šฐ์ˆ˜์ƒ ์ธ๊ณต์ง€๋Šฅํƒ์ •๋‹จ โ€” ํ•ฉ์„ฑ ๋ฐ์ดํ„ฐ ํ’ˆ์งˆ ํ‰๊ฐ€
๐Ÿฅ‰ 2025.03 ์‚ฌ๋‚ด ์•„์ด๋””์–ด ๊ฒฝ์ง„๋Œ€ํšŒ ์žฅ๋ ค์ƒ (Clabi) ๋ฒ•๋ น์ •๋ณด ํŠนํ™” AI Agent
๐Ÿฅ‰ 2023.05 ์ƒ์‚ฐ๊ด€๋ฆฌํ•™ํšŒ ๊ณต๋ชจ์ „ ์žฅ๋ ค์ƒ (KOMIPO) AI ํ†ตํ•ฉ ์—๋„ˆ์ง€ ๊ด€๋ฆฌ ํ”Œ๋žซํผ
๐Ÿฅ‰ 2022.11 NHํˆฌ์ž์ฆ๊ถŒ ๊ณต๋ชจ์ „ ์žฅ๋ ค์ƒ VIP ๋ถ„๋ฅ˜ยท์ถ”์ฒœ ์‹œ์Šคํ…œ
๐Ÿฅ‰ 2022.11 ๋ฏธ๋ž˜์—์…‹์ฆ๊ถŒ ๊ณต๋ชจ์ „ ์žฅ๋ ค์ƒ Dinger ํฌํŠธํด๋ฆฌ์˜ค (PPO ๊ฐ•ํ™”ํ•™์Šต ๋ฆฌ๋ฐธ๋Ÿฐ์‹ฑ)

๐ŸŽ–๏ธ Certifications

  • ๋น…๋ฐ์ดํ„ฐ ๋ถ„์„๊ธฐ์‚ฌ ยท ๊ณผํ•™๊ธฐ์ˆ ์ •๋ณดํ†ต์‹ ๋ถ€ยทํ†ต๊ณ„์ฒญ (2024.07)
  • AICE Associate ยท KTยทํ•œ๊ตญ๊ฒฝ์ œ์‹ ๋ฌธ (2022.11) โ€” Open Badge
  • ๋ฐ์ดํ„ฐ ๋ถ„์„ ์ค€์ „๋ฌธ๊ฐ€ (ADsP) ยท ํ•œ๊ตญ๋ฐ์ดํ„ฐ์‚ฐ์—…์ง„ํฅ์› (2021.06)
  • Google Data Analytics ยท Coursera (2024.08)
  • Machine Learning ยท Coursera (2023.08)
  • Google Cloud AI Study Jam ยท Google (2024.10)

๐Ÿ“Š GitHub

Seongyeon's GitHub Stats GitHub Streak Top Languages

"๋‹จ์ˆœํ•œ ๋ชจ๋ธ ํ˜ธ์ถœ์ด ์•„๋‹Œ, ์ œํ’ˆํ™” ๊ฐ€๋Šฅํ•œ ๊ตฌ์กฐ๋ฅผ ๋งŒ๋“ญ๋‹ˆ๋‹ค."

Pinned Loading

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  2. Ko-Threat-Detection Ko-Threat-Detection Public

    ์•„์ดํŽ  DLthon ํ”„๋กœ์ ํŠธ

    Jupyter Notebook 2

  3. Ko-Chatbots-From-Scratch Ko-Chatbots-From-Scratch Public

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  4. aiffel aiffel Public

    ์•„์ดํŽ  ๋”ฅ๋Ÿฌ๋‹ ๊ฐœ๋ฐœ์ž ๊ณผ์ •

    Jupyter Notebook 2 6

  5. AI-Medical-Assistant AI-Medical-Assistant Public

    Mini-Aifflethon

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  6. Fraiday Fraiday Public

    ์‘๊ธ‰๊ตฌ์กฐ ์š”์› ์ฑ—๋ด‡

    Python 1 2