Work

Projects with production constraints

Deep dives into systems where concurrency-safe writes, APIs, background jobs, and shipping quality mattered — not just demos.

2025
Subscription Tracker
End-to-end subscription platform: Express/TypeScript API, offline-first Android client, Redis reliability patterns, and Gemini receipt extraction.
- TypeScript
- Node.js
- PostgreSQL
- Redis
- BullMQ
- Gemini API
2023
JBH International Limited
B2B multi-vendor marketplace for garment products — live on Google Play with concurrency-safe inventory.
- React Native
- Expo
- Supabase