Healthcare Technology
DICOM/PACS architecture, medical imaging systems, HIPAA compliance, PHI handling, and healthcare data pipelines at scale.
Backend & Data
Python/FastAPI, Spring Boot, Kafka/Flink, PostgreSQL, Redis. Event-driven microservices processing 100GB+ daily data.
Frontend & DevOps
React/TypeScript, Next.js, Turborepo monorepos. AWS, Docker, HAProxy, CI/CD with 3x faster deployments.
Featured Projects
Speech Coach
AI-powered English speech coaching platform with real-time analysis and personalized feedback.
AI Education Platform
Self-hosted GPU-powered platform for teaching AI with isolated Jupyter environments.
DICOM Routing Platform
Distributed medical imaging platform for scalable DICOM routing, processing, and storage.
Latest Articles
Migrating 11 Microservices to Monorepo
How I consolidated 11 microservices into a monorepo, reduced 33 servers to 3, and almost gave up halfway through.
Korean Work Culture
What surprised me most about working in Korea wasn't the language — it was everything else.
Introduction
From factory floor to full-stack developer — and now looking beyond borders