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Achievement: StarstruckAchievement: QuickdrawAchievement: Pair ExtraordinaireAchievement: Galaxy BrainAchievement: YOLOAchievement: Pull Shark

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jongmin-oh/README.md

Hello! Nice to meet you. πŸ‘‹

Jongmin Oh (μ˜€μ’…λ―Ό)
a problem-first AI Product Engineer.
I lead with 0β†’1 execution and fast prototyping
turning problems into working products quickly.

πŸ‘¨β€πŸ’Ό Career

  • AI Co-Founder @ Reppley (2022.10 – now) β€” character-persona chatbot, built 0β†’1
  • AI Engineer @ INDJ (2021) β€” lyric emotion classification for music recommendation
  • AI Engineer @ atommerce β€” emotional-support chatbot RONI
  • LIKELION AI program, 1st batch

πŸ› οΈ Things I built

μœ„λ‘œ 챗봇 였볡이 β€” empathetic comfort chatbot (graduation project)

  • Evolved retrieval across 4 versions: Elasticsearch β†’ SBERT embeddings β†’ Faiss PQ + ONNX uint8 (7Γ— faster) β†’ hybrid (BM25 + dense, RRF)
  • Hand-built a 35,363-sentence comfort dataset

λ„μŠ€μ²΄ν¬ β€” burnout decision-support service for nurses (React 19 + TS)

ComfyUI API Server β€” Stable Diffusion serving engine, open-sourced (GPL-3.0, Docker/CUDA)

πŸ€— Open Source β€” 150K+ downloads on Hugging Face

πŸ“ƒ Papers

  • λ”₯λŸ¬λ‹(BERT) + 감정 μ–΄νœ˜ 사전 κ²°ν•© μŒμ› 가사 감정 뢄석 β€” ν•œκ΅­μ»΄ν“¨ν„°μ •λ³΄ν•™νšŒ, 2022.07

πŸ… Patent

  • AI 기반 챗봇 ν•™μŠ΅ 데이터 생성 방법 β€” KIPO 10-2757044 (registered 2025.01)

🧰 Skills

Python Β· FastAPI Β· AWS (Lambda/SAM Β· Redis Β· S3) Β· React BERT/Transformers Β· SBERT Β· Faiss/ONNX Β· RAG Β· Prompt Engineering Β· Stable Diffusion/ComfyUI

πŸ“« Contact

Blog

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  1. comfort-retrieval-chatbot comfort-retrieval-chatbot Public

    μΉ΄μΉ΄μ˜€ν†‘ μœ„λ‘œ 챗봇 였볡이(PLM retrieval) Base on ET5

    Jupyter Notebook 9

  2. korean-formal-classifier korean-formal-classifier Public

    formal classifier or honorific classifier ν•œκ΅­μ–΄ μ‘΄λŒ“λ§/반말 λΆ„λ₯˜κΈ° μž…λ‹ˆλ‹€.

    Python 18 1

  3. empathy-boyfriend-chatbot empathy-boyfriend-chatbot Public

    κ³΅κ°ν•΄μ£ΌλŠ” λ‚¨μžμΉœκ΅¬ 챗봇(sLLM generate)

    Python 6 7

  4. korean-typos-corrector korean-typos-corrector Public

    ν•œκ΅­μ–΄ λ©”μ‹ μ €(ꡬ어체)λŒ€ν™” λ§žμΆ€λ²•(typos) μ˜€νƒ€ ꡐ정기(Corrector) μž…λ‹ˆλ‹€.

    Python 19 1

  5. lyrics-emotion-analysis lyrics-emotion-analysis Public

    Korean & English lyrics_emotion_analysis ν•œκ΅­μ–΄/μ˜μ–΄ λ…Έλž˜(μŒμ›) 가사 감정 뢄석

    Jupyter Notebook 16 8

  6. korean-formal-convertor korean-formal-convertor Public

    ν•œκ΅­μ–΄(Korean)μ—μ„œ 반말(informal)을 μ‘΄λŒ“λ§(formal)둜 λ°”κΏ”μ£ΌλŠ” λ³€ν™˜κΈ°(convertor) μž…λ‹ˆλ‹€.

    Python 4