Senior Fullstack Engineer (FE-focused) — Monetisation Team (f/m/d)

We're looking for a Senior Fullstack Engineer (FE-focused) to join our Monetisation team and help build great products in the payment processing & value-added services space, and improve the user experience in the payment domain. We're a fast-growing scale-up that values strong JavaScript proficiency and genuine enthusiasm for AI-assisted development.

Requirements

• Building apps with TypeScript, Next.js, Node.js & React
• Understanding of GraphQL and its usage in large systems with multiple consumers
• Experience with frontend testing tools and testing strategies
• Experience with relational databases like PostgreSQL
• Active use of AI tools (e.g. Claude, Cursor, Codex,...) in your day-to-day engineering work — we want to hear how you use them

Benefits

• Competitive compensation
• Great benefits