Real-time backends, game systems, web applications.
- NestJS / Hono / Express
- Redis / PostgreSQL / Meilisearch
- Drizzle / Prisma / Mongoose / TypeORM
- WebSockets / GraphQL / REST
- RabbitMQ / BullMQ
- DDD / CQRS
- AWS S3 / Grammy
- Next.js / React / TypeScript
- TanStack Query / RTK Query / Apollo Client
- MobX / Effector / Redux Toolkit / Zustand / Jotai
- Tailwind / SCSS / CSS Modules
- Phaser / Fabric.js
- Vitest / Jest / Testing Library / Playwright




