Senior PHP Backend Engineer (Symfony) - AI-Driven

Shiftbase is a Netherlands-based workforce software company seeking a backend engineer to join a seven-person backend group. You will work on a platform serving hundreds of thousands of users daily, currently modernizing with Symfony, hexagonal architecture, DDD, and OpenAPI.

You will help shape the system, mentor peers, and leverage AI tooling to push for high-quality, scalable engineering. You’ll collaborate with senior engineers, write clean code, and own meaningful features end-to-end while