All work

Everything that stayed up.

I designed, built, and operated these. They handle real traffic today.

saas · whatsapp automation

WhatsApp marketing automation across 14 servers. Queue, workers, retries — 12,000+ users sending daily.

12K+ users

14 servers

Markdown to shareable web page. No registration, no friction. Live at slugpost.com.

saas · billing · sunset

Subscription billing that served 2,000+ paying subscribers. Money math covered by tests. Retired — lessons reused in every build since.

2K+ paid subs

b2b · healthcare

Patient queue for clinics. Multi-tenant with RBAC and a websocket display for the waiting room.

B2B healthcare

realtime queues

saas · f&b

Multi-tenant restaurant OS — QR ordering, multi-kitchen receipts, per-brand theming. Dinner rush is the load test.

SaaS multi-tenant

Smart link shortener with analytics — QR codes, A/B testing, geo-routing.