(Senior) Backend Engineer

About the team:

We’re looking for a (Senior) Backend Engineer to join our Operations Platform squad within the Platform tribe, focused on supporting SumUp’s global Operations. Our team is responsible for foundational tools and services that enhance operational efficiency, streamline workflows, and provide robust, adaptable interfaces for product teams.

This role will involve working on key initiatives, such as:

• Augmenting and advancing our backoffice APIs
• Working on internal Access Management structure and auditing
• Streamlining operational flows to increase efficiency

As a (Senior) Backend Engineer, you’ll have the opportunity to contribute to the design and implementation of a unified API ecosystem that enables multiple departments to configure and launch new operational use cases autonomously, using flexible business logic.

What you’ll do:

• Design, build and maintain backend services integral to dependable and highly available production systems, following SumUp Fleet microservice architecture
• Design, construct, and upkeep backend services 
• Contribute to shaping a long-term strategy facilitating the invocation of shared business processes by multiple systems, initiated through automations, events, and user interactions
• Develop high-quality, scalable code adhering to Platform standards and best practices
• Collaborate with stakeholders to pinpoint pain points and collect feature requests
• Work closely with Sales, Data, and Software Engineers across Platform and Operations teams

You’ll be great for this position if you have:

• 4+ years of programming experience, preferably in Golang
• Proficient in building and consuming RESTful APIs within a microservice environment
• Prior experience in building and deploying infra using AWS, Kubernetes, Helm, Terraform
• Experience with SQL & Event driven architecture, specifically working with Postgres and Kafka
• Understanding of  fundamental system architecture, software design principles, data modelling, and API design
• Collaborative mindset and open to feedback in teamwork settings
• Demonstrated pride in engineering work and a strong sense of ownership in tasks

Why you should join SumUp:

🌍 Opportunity to work with SumUppers globally on large-scale fintech products used by millions of businesses worldwide, from our Berlin office. This involves an office-first setup.

🌈 Commitment to Diversity and Inclusion: Be part of a workplace that values and promotes diversity, fostering an inclusive environment where everyone's perspectives are respected and embraced

📚 A dedicated annual L&D budget of €2,000 for attending conferences and/or advancing your career through further education.

🚀 Enrolment onto our VSOP program: You will own a stake in SumUp’s future success

💶 A corporate pension scheme where we match up to 20% of your contributions

🔄 30 Days Sabbatical: Enjoy the unique opportunity to take a well-deserved break with our 30 days sabbatical benefit after completing 3 years of employment with SumUp.

🔗 Referral Bonus: Earn additional rewards by referring talented individuals to join the SumUp team.

🚵🏾‍♂️ Numerous other benefits such as Urban Sports Club subsidy, Kita placement assistance, relocation assistance, subsidised office lunches.

About us:

SumUp is a leading financial technology company, founded in 2012 with the goal of empowering small businesses around the globe. We’re the financial partner of choice for more than 4 million merchants in over 35 markets. We collectively build, plan and fine-tune the technology that drives SumUp and empowers small businesses around the world.

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 business. With a founders 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.