Full-Stack
A dental clinic SaaS I built solo. The hard parts were multi-session billing that reconciles to the cent, structured insurance claims, and an Electron tray app that files X-rays to the right patient without anyone touching them.
NestJS, TypeScript, React, PostgreSQL, Redis, Electron
Full-Stack
Multi-tenant appointment booking backend for barbershops, gyms and consultants, built from scratch on NestJS and PostgreSQL. I owned the schema, the service layer and the full API surface.
JavaScript, TypeScript, Node.js, NestJS, Docker, PostgreSQL
Full-Stack
Payment infrastructure at a payments company: WooCommerce plugins used by thousands of merchants, kept compatible with the block editor and HPOS, plus the integration documentation merchants work from.
PHP, WooCommerce, MySQL
Back-End
An edtech platform where the database had become the bottleneck. I profiled the slow paths, rewrote the queries behind the busiest endpoints, and built an account-merge tool that remaps student records across 12+ tables without losing history.
Node.js, Express.js, Redis, JavaScript, PostgreSQL, Git
Full-Stack
A patient management platform built from scratch — schema design, API, AWS infrastructure, real-time chat and payment integration. Three years on a production healthcare system.
TypeScript, JavaScript, Node.js, NestJS, AWS, MongoDB, Git, Redis
