Backend developer (PHP / Symfony), building web apps commercially since 2020. Mostly APIs, business logic and integrations, plus the deployment side: Docker, CI and a VPS I run myself. React/TypeScript when a project needs a frontend.
Projects
- CryptoPulse: Symfony + Redis API aggregating crypto prices from Binance, Kraken and Coinbase, with webhook alerts. demo
- FileActions: image processing (resize, convert, compress) on Imagick behind a small Symfony API. demo
- LectureBackend: Symfony + MongoDB REST API for lectures and enrollments, JWT, OpenAPI.
- Faultline: self-hosted error tracker speaking the Sentry protocol, so apps keep the official SDKs. Symfony 8, PostgreSQL, Messenger. demo
- Mathema: math practice in React with an Express + SQLite leaderboard. demo
- Portfolio: my site, React + Three.js. kamil-galkowski.pl
Stack: PHP, Symfony, Doctrine, Twig, PHPUnit · TypeScript, React, Node.js, Vite · Python · SQL, MongoDB, Redis · Docker, GitHub Actions, Linux


