Senior Backend Engineer (Golang) - Online Payments

As a Senior Backend Engineer (Golang) in the Online Payments Tribe, you’ll be part of the team supporting SumUp’s Business growth by providing a scalable, secure and global Online Payments Platform which will facilitate all Card not Present (CNP) transactions - meeting the Online Payments needs of our customers and enabling them to grow

We use Go, Kubernetes, Kafka, DynamoDB, Postgres, and Rest APIs. We are rebuilding our platform using the latest technology and we want you to help us raise the bar and drive these changes

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
• Help your team deliver business value by taking decisions related to the backend and actively participate in product discussions and code reviews with other engineers
• Provide comprehensive documentation, good test coverage, and improve code quality
• Collaborate with other software developers, DevOps engineers to ensure smooth deployment, continuous integration and support for the software we deliver

This role will be great if you have the following:

•  5+ years of experience as a backend engineer
• Experience with Golang
• Experience with AWS, Kubernetes (as a user, not admin experience)
• Experience with working with Terraform and Infrastructure as code (we manage our own infra and engineer create terraform modules)
• Experience with SNS, SQS, DynamoDB and Postgres - Those are heavily used in our squad
• Passion about having high test coverage and full CI/CD with many deployments per day

As a plus:

• Experience with high volume systems
• Experience with AWS Lambdas
• Experience in payments domain (such as card and wallet payments)

Why you should join SumUp

• 🌍 We’re a truly global team of 3200+ people from 80+ countries, spread across 4 continents
• 🌏 We are open to location based out of Sofia or remotely within Europe
• 📚  A dedicated annual Learning & Development budget for attending conferences and/or advancing your career through further education and 10 days educational leave
• 🚀  Enrolment onto our virtual stock ownership program - you will own a stake in SumUp’s future success
• 👩🏼‍💻  The opportunity to work on large scale fintech products used by millions of businesses around the world
• 💶  Additional health insurance and Life Insurance
  
• 👩🏼‍💻 Child birth/Adoption of a child Bonus and Subsidised childcare services 
  
• 🚵🏾‍♂️  Multisport card
  

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.