Senior Backend Software Engineer (Golang) - Online Payments

at  SumUp Services GmbH

As a Senior Backend Engineer (Golang) in the Online Payments Tribe, you will be working in the team responsible for building the APIs and SDKs our merchants can use to accept payments on their websites or apps. We develop core features and guarantee the best integration experience, making the integration process as simple as possible.

What you’ll be doing as Senior Golang Backend Engineer:

• Design, implement and iteratively create backend services
• Maintain and evolve the team core services
• Participate in API design and implementation for both internal APIs and those exposed to our third-party integrators
• Actively participate in product discussions and code reviews with other engineers
• Provide comprehensive documentation, good test coverage, and improve code quality
• You’ll define the infrastructure for your apps in the form of IaaC and run them in production (You Build It, You Run It)

This role will be great if you have the following:

• 5+ years of experience as a backend engineer
• Experience with Golang and the JVM stack
• Experience with IaaC, AWS, Kubernetes, and messaging systems
• You have hands-on experience with Kafka and Postgres
• Passion for clean, maintainable, and testable code
• A solid understanding of fundamental system architecture, design principles, data modelling, and API design (RESTful services)

As a plus:

• You have experience with distributed and fault-tolerant systems
• Experience with DynamoDB

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

What you’ll be doing as Senior Golang Backend Engineer:

• Design, implement and iteratively create backend services
• Maintain and evolve the team core services
• Participate in API design and implementation for both internal APIs and those exposed to our third-party integrators
• Actively participate in product discussions and code reviews with other engineers
• Provide comprehensive documentation, good test coverage, and improve code quality
• You’ll define the infrastructure for your apps in the form of IaaC and run them in production (You Build It, You Run It

This role will be great if you have the following:

• 5+ years of experience as a backend engineer
• Experience with Golang and the JVM stack
• Experience with IaaC, AWS, Kubernetes, and messaging systems
• You have hands-on experience with Kafka and Postgres
• Passion for clean, maintainable, and testable code
• A solid understanding of fundamental system architecture, design principles, data modelling, and API design (RESTful services