Full-stack subscription product with an AI agent that generates personalized workout programs. Built on Next.js, Cloudflare Workers, and Neon PostgreSQL. Shipped end-to-end — billing, auth, AI, and edge deployment included.

A production API platform exposing email validation, location, finance, and utility endpoints under a single key. Built as a multi-language monorepo — Go API, Rails dashboard, two Cloudflare Workers for auth and key management.