Software developer focused on backend architecture, concurrency control, and Linux. This site is my personal space for technical notes and software projects.

Selected Projects

NestJS, PostgreSQL, Redis, BullMQ, Drizzle ORM, Docker, Caddy, Cloudflare Tunnel

Preventing seat double-booking and race conditions during high-volume ticket flash sales on a resource-constrained 1GB RAM virtual machine.

Next.js 16, React 19, PostgreSQL, Drizzle ORM, Turborepo, Zod, Bun

Managing multi-warehouse inventory allocation and customer-tiered wholesale pricing with end-to-end type safety from database schema to client views.

Recent Writing

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