Selected work.

Production-minded systems spanning application security, APIs, delivery infrastructure, encrypted tooling, and healthcare operations.

01 · Open source

Prismor

Improved an AI-security proxy so clients can distinguish provider authentication failures from policy refusals across buffered and streaming responses. Added automated coverage and local-backend guidance.

Python · AI security · HTTP proxy · Tests
02 · Platform

Scalable API

A production-oriented task API with JWT authentication, async data access, caching, background jobs, migrations, containerized development, and continuous integration.

FastAPI · PostgreSQL · Redis · Celery · Docker
03 · Developer infrastructure

RunXR

A self-hosted CI/CD platform with GitHub OAuth, signed webhooks, persistent build jobs, live logs, and an isolated Docker-first runner.

Node.js · Express · Python · Docker · SQLite
04 · Security tooling

Evnar

A self-hosted secrets manager designed around encrypted storage, multiple environments, and a CLI-first workflow.

TypeScript · AES-256-GCM · CLI · Security
05 · Healthcare operations

GalenDesk

An offline-first pharmacy inventory and point-of-sale application with transactional FEFO stock deduction, batch tracking, and expiry alerts.

React Native · Expo · SQLite · Transactions
06 · Backend systems

Webhook Billing

A webhook-driven billing backend with HMAC verification, idempotent event processing, subscription-state synchronization, and queued notifications.

Node.js · Webhooks · HMAC · Queues · Tests