Fullstack Developer (Node.js + PHP) - Payments

We’re recruiting on behalf of a fast-growing European FinTech providing payments rails and crypto purchase/sale for consumers and businesses. They’re looking for true full-stack engineers - people who can move comfortably between front-end and backend without a strong preference, and who can hop between multiple projects based on priority.

What you’ll do

• Deliver features end-to-end across UI, APIs, services, and data layers
• Work with Node.js and PHP depending on the system/component
• Improve performance, reliability, and developer experience across the stack
• Collaborate with Product/Design/Engineering to ship user-facing improvements
• Contribute to architecture, code reviews, and scalable engineering practices
• Use AI tools responsibly to increase velocity while maintaining quality

Requirements

• Proven exp...