PHP - Full Stack Developer

pBuild the technology behind FiveX and help turn marketplace, advertising and profitability data into product workflows that ecommerce teams use every day. /ph3About the role /h3pFiveX engineers ship software that operators touch daily, profit analytics, advertising workflows, exports and integrations that must stay fast as datasets grow. /ppYou work across backend services and pragmatic frontend surfaces with emphasis on clarity, maintainability and measurable reliability. /ppYou design and implement features end-to-end where sensible, database modeling, service boundaries, queue-backed jobs and UI wiring when needed. /ppYou collaborate with product and customer-facing teammates to scope increments that reduce operational risk instead of chasing speculative perfection. /ppYou participate in code review, testing discipline and production readiness habits suitable for a small engineering team. /ph3What you will do /h3ulliImplement features across backend and customer-visible flows with tests appropriate to risk. /liliImprove performance or reliability hotspots surfaced by monitoring or customer incidents. /liliPartner with peers on schema migrations, rollout strategy and backwards-compatible deployments. /liliDocument meaningful decisions so onboarding stays lightweight. /li /ulh3Technical environment /h3pExpect PHP-heavy services with modern patterns, relational data modeling for commerce workloads and occasional frontend work aligned with the FiveX design system. /ppIntegration-heavy domains mean resilient connectors, observability and defensive parsing against messy upstream payloads. /ph3What you bring /h3ulliProfessional experience shipping PHP applications beyond tutorials. /liliComfort with SQL, transactional thinking and pragmatic API design. /liliExperience with Git workflows, automated testing at useful breadth and production troubleshooting basics. /liliEligible to work from Amsterdam hub when synchronous collaboration is needed. /li /ulh3What gives you an edge /h3ulliExposure to marketplace APIs, advertising connectors or finance-grade exports. /liliFrontend familiarity when translating UX specs into responsive interfaces. /liliOperational empathy, shipping features operators rely on during peak commerce periods. /li /ul