As a Senior Backend Engineer 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 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 would be an added bonus
- 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
About SumUp
We believe in the everyday hero.
Small business owners are at the heart of all we do, so we create 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 the small business owners we partner with 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.
SumUp will not accept unsolicited resumes from any source other than directly from a candidate.
Job Application Tip
We recognise that candidates feel they need to meet 100% of the job criteria in order to apply for a job. Please note that this is only a guide. If you don’t tick every box, it’s ok too because it means you have room to learn and develop your career at SumUp.
Top Skills
What We Do
SumUp believes that every business should have access to affordable, easy-to-use financial solutions, no matter their size. That’s why more than 3 million businesses worldwide rely on SumUp to run their business. What started out as one card reader has now turned into a range of payment hardware, banking solutions, marketing, and loyalty tools, invoicing, and so much more. From sales and marketing to product and engineering, our cross-functional US team works together to ensure that small business owners can be successful doing what they love.
Why Work With Us
SumUp USA is part of the global SumUp organization that stretches across multiple continents from Berlin to Sao Paulo. Our teams are multicultural, have a collaborative mindset and bold goals. Join our mission if you want to become part of the success story and help empower over 3 million merchants using SumUp already!