Backend Engineer (Golang, Ruby, Java/Kotlin) - Platform

The Platform Tribe’s mission is to enable the delivery of valuable experiences to our merchants by providing tools, systems and APIs that allow SumUppers to innovate, build and run our products & services at velocity and scale.

In order to achieve this, we collaborate with different teams within SumUp and are involved in a variety of projects both in a consulting role and with a more hands-on approach.
We are continuously striving to maintain and improve our mobile apps and tools in order to ensure more stability, quality and flexibility for both our mobile developers and our merchants.

We are looking for strong candidates that have interest in helping us get there and building great products along the way. If you feel like one of these people, our offices in Berlin and Cologne are hiring for the position of a Backend Engineer.


What you’ll do 

  • Help build services that empower our squads to build delightful experiences 
  • Collaborate with other engineers, designers and product managers in your team and across other teams to develop simple-to-use and delightful solutions for our teams
  • Share your knowledge with others, whether it's through mentorship, pair programming, or whiteboard design sessions


You’ll be great for this role if

  • You have 3+ years of experience with Golang
  • You have experience with other backend languages (Java, Kotlin, or Ruby) is a plus
  • You have solid understanding of design principles and creating clear and predictable REST APIs
  • You have experience with relational databases, preferably Postgres
  • You have experience or interest in DevOps topics, such as working with AWSDockerKubernetes, and/or Jenkins
  • You have mindset towards scalability and resilience without overengineering based on current challenges
  • You are open to learning different tools, frameworks and languages to get the job done
  • You have good writing skills and you’re able to communicate your ideas and designs effectively


Why you should join SumUp

  • We’re a truly global team of 2000+ people from 60+ countries, spread across 3 continents
  • We get together regularly for breakfasts, team events, office parties and sports
  • You’ll receive a budget for attending conferences and external training
  • We offer a corporate pension scheme, 28 days’ paid leave, free German and yoga classes, subsidised Urban Sports Club membership and other great benefits
  • We offer visa and relocation support for you, your family and even your pets
  • You’ll be based in the heart of Berlin, one of Europe’s leading tech hubs and most vibrant cities
  • You’ll participate in weekly Lunch and Learn sessions, where ideas are shared and discussed over company-sponsored lunch
  • You’ll attend global offsites and/or hackathons


About SumUp

We believe in the everyday hero. Those who have the courage to follow their passion and who have the strength and determination to realise their dreams.

Small business owners are at the heart of all we do, so we're creating powerful, easy-to-use financial solutions to help them run their businesses. With a founder’s mentality and a 'team-first’ attitude, our diverse teams across Europe, South America, and the United States work together to ensure that small business owners can be successful doing what they love.  

SumUp is an Equal Employment Opportunity employer that proudly pursues and hires a diverse workforce. SumUp does not make hiring or employment decisions on the basis of race, colour, religion or religious belief, ethnic or national origin, nationality, sex, gender, gender identity, sexual orientation, disability, age or any other basis protected by applicable laws or prohibited by Company policy. SumUp also strives for a healthy and safe workplace and strictly prohibits harassment of any kind.