Work
Production products, presented anonymously
Open the viewer for a quick overview. Engineering briefs go deeper on architecture and decisions — without client or product names.
Transportation Platform
Real-time mobility · GPS · Payments
- Sub-second location sync across rider and driver clients
- Trip lifecycle governed by explicit state machines
Social Engagement Platform
Messaging · Media feeds · UGC
- Optimistic messaging with server reconciliation
- Tiered media cache tuned per device memory class
Maritime Marketplace
Listings · Booking · Payments
- Reservation holds with TTL to prevent double-booking
- Composable multi-step checkout workflow
Fleet Operations Platform
Tasks · Subscriptions · Multi-role
- Role-scoped navigation graphs per user type
- Entitlement-driven feature flags by subscription tier
Wellness & Learning Platform
Audio · Subscriptions · Profiles
- Background audio with interruption handling
- Profile-scoped content entitlements
Community & Faith Platform
Social · Premium content · Media
- Unified media pipeline across free and premium tiers
- Event-driven notifications with preference filtering