Full Stack Engineer

Sumup · Berlin, Berlin, Germany

Location
Berlin
Job Type
Full-time
Posted
June 05, 2026

Job Description

Our Purchase squad owns the end-to-end checkout and buying experience across SumUp's platforms, from self-service journeys to sales-assisted flows, covering everything from hardware and subscriptions to bundled offers and promotions. We're in an active phase of stabilising and scaling our commerce platform, reducing complexity, and building the foundations that allow us to move faster and serve merchants better across multiple markets. This is a backend-leaning full stack role where you'll work on real, impactful problems that sit right at the centre of how merchants discover, buy, and manage SumUp's products.

What you'll do

  • Build and maintain frontend and backend components that power our checkout and purchase flows across self-service and sales-assisted channels

  • Contribute to core commerce capabilities including subscription promotions, bundled offers, and order lifecycle improvements

  • Help improve platform reliability and reduce...

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