"Though one may conquer in battle a thousand thousand men, yet the best of conquerors is the one who conquers himself." — The Buddha, Dhammapada 103
Product engineer. The incidents I live through turn into documents, and most of them open with "I was wrong about".
WMS solution — Backend engineer
- Reproduced a 10M-row production environment to profile bottlenecks that didn't surface in staging
- Built a RAG-based chatbot for natural-language queries against the WMS
- Bridged ops and engineering through weekly sprints and an async bug-reporting flow
Healthcare AI solution — Full-stack engineer
- Took over the entire codebase solo after the senior engineer rotated out
- Shipped the medical checkup and AI diagnosis UI end-to-end
- Traced read-path regressions to nested subqueries in a multi-tenant PostgreSQL setup
| Project | PR | Description |
|---|---|---|
| Yeachan-Heo/oh-my-claudecode | #797 | Fixed HUD skill Windows path example to use forward slashes, preventing bash escape-character breakage |
| wg-easy/wg-easy | #2140 | Unified Korean i18n terminology for 2FA and added missing translation keys |
| Date | Award | Host |
|---|---|---|
| 2025-11 | 2025 관광데이터 활용 공모전 우수상 | 한국관광공사 · 카카오 |
| 2024-11 | 첨단산업·디지털 핵심 실무인재 양성훈련 해커톤 최우수상 (고용노동부 장관상) | 고용노동부 · 한국기술교육대학교 직업능력심사평가원 |
| 2024-10 | 카카오테크 부트캠프 클라우드 네이티브 1기 — 파이널 프로젝트 최우수상 / 우수 수료생 | 카카오 · 한국전파진흥협회 · 구름 |
| Date | Credential | Issuer |
|---|---|---|
| 2023-09 | 정보처리기사 | 한국산업인력공단 |
| 2023-06 | CSTS Foundation Level (SW 테스트 전문가 일반) | 한국정보통신기술협회 |
| 2023-03 | 리눅스마스터 2급 | 한국정보통신인력개발센터 |
| 2022-12 | SQLD (SQL 개발자) | 한국데이터베이스진흥센터 |