Principal Software Engineer at Samsung Electronics, working on applied AI, LLM evaluation, tool integration, and AI product engineering.
My software engineering background spans Android platforms and LLM-powered Bixby. I hold an M.S. from Seoul National University and enjoy making complex technical ideas practical through engineering, research collaboration, and teaching.
- Search-grounded question answering, tool integration, and response generation
- Agent systems, evaluation design, and human-in-the-loop data workflows
- Python / PyTorch and product engineering
- Technical teaching and collaboration across engineering teams
- FINEST: Improving LLM Responses to Sensitive Topics Through Fine-Grained Evaluation — co-author, Findings of EACL 2026. Paper and author list
- PyCon Korea 2026: “LLM아 친하게 지내자 이제 반말 해봐” — a talk on steering vectors for controlling LLM response style. Official session announcement
- PyCon Korea 2021: “시계열 데이터를 이미지로 다루는 기술 (feat. Deep Learning).” Session
Previously a live coach for NAVER Connect Foundation × Modulabs Boostcourse, teaching Python, data analysis, AI foundations, and generative AI. Also served as an Android code reviewer and a teaching assistant for professional data-science training.