SumUp
Senior Backend Engineer - Golang(m/w/x)
Full-timeOn-siteSenior
Berlin
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SUSumUp
Senior Backend Engineer (Golang) - Bank(m/w/x)
Berlin
Full-timeOn-siteSenior
Nejo AI Summary
Building core banking services for ledger operations, unifying regional systems into a global platform for small business fintech. Experience with high-volume distributed systems and careful system design thought required. Sabbatical program, yearly learning budget.
Requirements
- Solid backend experience with reliable, high-volume services
- Careful thought on system design, APIs, data modeling, service interaction
- Proficiency in Golang
- Comfort learning/working with other languages (Kotlin or Elixir)
- Ability to write maintainable, well-tested code
- Adherence to CI/CD best practices
- Responsibility for software from dev to production
- Comfort with building, deploying, running services in cloud environments (AWS, Docker, Kubernetes)
- Eagerness to learn about high-performance relational databases
- Collaborative mindset
- Clear communication skills
- Effective feedback exchange
- Thoughtful technical decision-making
- Curiosity for building reliable financial services
- Banking domain interest/knowledge
- Knowledge of Elixir (useful, not essential)
- Deeper PostgreSQL experience (performance tuning, complex queries, schema design) (plus)
- Experience with event streaming platforms (Kafka preferred)
- Experience with modern observability stacks (Grafana, Honeycomb, etc.)
Tasks
- Build and evolve core banking services for ledger operations
- Transform regional systems into a unified global platform
- Tackle complex distributed systems challenges
- Ensure resilient services under high transaction volumes
- Improve system observability
- Add comprehensive test coverage
- Refactor code for long-term maintainability
- Introduce new architectural patterns without disruption
- Contribute to key architectural decisions
- Build globally scalable ledger and transaction history systems
- Collaborate with Risk, Treasury, Finance, and Infrastructure teams
- Take ownership from design to production
- Run the services you build
- Monitor service performance
- Continuously improve software delivery at scale
Work Experience
approx. 4 - 6 years
Education
Bachelor's degreeORMaster's degree
Languages
English – Business Fluent
Tools & Technologies
GolangKotlinElixirAWSDockerKubernetesPostgreSQLKafkaGrafanaHoneycomb
Benefits
Learning & Development
- •Yearly learning budget
- •Regular training
- •Language learning platform/courses
Mentorship & Coaching
- •Mentorship programs
- •SumUp University leadership cohort
Workation & Sabbatical
- •Sabbatical program
Healthcare & Fitness
- •In-house fitness classes
- •Office gym
- •Subsidized Urban Sports Club
Mental Health Support
- •Psychotherapy sessions
Public Transport Subsidies
- •Subsidized public transport card
Childcare
- •Kita placement assistance
Retirement Plans
- •Pension scheme
Competitive Pay
- •Virtual stock ownership program
Find the original job posting in its most current version here. Nejo automatically captured this job from the website of SumUp and processed the information on Nejo with the help of AI for you. Despite careful analysis, some information may be incomplete or inaccurate. Please always verify all details in the original posting! Content and copyrights of the original posting belong to the advertising company.
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SUSumUp
Senior Backend Engineer (Golang) - Bank(m/w/x)
Berlin
Full-timeOn-siteSenior
Nejo AI Summary
Building core banking services for ledger operations, unifying regional systems into a global platform for small business fintech. Experience with high-volume distributed systems and careful system design thought required. Sabbatical program, yearly learning budget.
Requirements
- Solid backend experience with reliable, high-volume services
- Careful thought on system design, APIs, data modeling, service interaction
- Proficiency in Golang
- Comfort learning/working with other languages (Kotlin or Elixir)
- Ability to write maintainable, well-tested code
- Adherence to CI/CD best practices
- Responsibility for software from dev to production
- Comfort with building, deploying, running services in cloud environments (AWS, Docker, Kubernetes)
- Eagerness to learn about high-performance relational databases
- Collaborative mindset
- Clear communication skills
- Effective feedback exchange
- Thoughtful technical decision-making
- Curiosity for building reliable financial services
- Banking domain interest/knowledge
- Knowledge of Elixir (useful, not essential)
- Deeper PostgreSQL experience (performance tuning, complex queries, schema design) (plus)
- Experience with event streaming platforms (Kafka preferred)
- Experience with modern observability stacks (Grafana, Honeycomb, etc.)
Tasks
- Build and evolve core banking services for ledger operations
- Transform regional systems into a unified global platform
- Tackle complex distributed systems challenges
- Ensure resilient services under high transaction volumes
- Improve system observability
- Add comprehensive test coverage
- Refactor code for long-term maintainability
- Introduce new architectural patterns without disruption
- Contribute to key architectural decisions
- Build globally scalable ledger and transaction history systems
- Collaborate with Risk, Treasury, Finance, and Infrastructure teams
- Take ownership from design to production
- Run the services you build
- Monitor service performance
- Continuously improve software delivery at scale
Work Experience
approx. 4 - 6 years
Education
Bachelor's degreeORMaster's degree
Languages
English – Business Fluent
Tools & Technologies
GolangKotlinElixirAWSDockerKubernetesPostgreSQLKafkaGrafanaHoneycomb
Benefits
Learning & Development
- •Yearly learning budget
- •Regular training
- •Language learning platform/courses
Mentorship & Coaching
- •Mentorship programs
- •SumUp University leadership cohort
Workation & Sabbatical
- •Sabbatical program
Healthcare & Fitness
- •In-house fitness classes
- •Office gym
- •Subsidized Urban Sports Club
Mental Health Support
- •Psychotherapy sessions
Public Transport Subsidies
- •Subsidized public transport card
Childcare
- •Kita placement assistance
Retirement Plans
- •Pension scheme
Competitive Pay
- •Virtual stock ownership program
Find the original job posting in its most current version here. Nejo automatically captured this job from the website of SumUp and processed the information on Nejo with the help of AI for you. Despite careful analysis, some information may be incomplete or inaccurate. Please always verify all details in the original posting! Content and copyrights of the original posting belong to the advertising company.
About the Company
SumUp
Industry
FinancialServices
Description
The company is a leading global fintech company committed to leveling the playing field for small businesses.
Not a perfect match?
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