SumUp
Senior Backend Engineer - Accounts(m/w/x)
Full-timeOn-siteSenior
Berlin
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SUSumUp
Backend Engineer - Sales & Orders(m/w/x)
Berlin
Full-timeOn-siteExperienced
AI/ML
Nejo AI Summary
Building high-performance receipt engines and public-facing Sales APIs for a global fintech platform. Daily pair programming and Kotlin/Spring Boot proficiency required. Virtual Stock Option program and €2,000 annual learning budget.
Requirements
- 2+ years backend engineering experience
- Understanding of software design patterns
- Experience in cloud-based environments
- Interest in daily pair programming
- Openness to AI tools and agents
- Fast learner with quality focus
- Good English and collaborative style
- Familiarity with distributed systems
- Knowledge of different programming paradigms
- Experience with Kubernetes and SQL/NoSQL
- Experience with concurrent processes
- Willingness to learn and share knowledge
Tasks
- Develop high-performance Sales APIs and receipt engines
- Build scalable systems using Kotlin and Spring Boot
- Design robust data schemas for complex transaction data
- Maintain database interactions for accurate sales data
- Document clean, public-facing APIs for independent integration
- Connect transaction data with reporting and accounting systems
- Integrate sales data with global fiscalization systems
- Pair program to solve complex architectural challenges
- Address concurrency issues through collaborative programming
- Write automated tests for the development lifecycle
- Manage CI/CD pipelines and monitor production health
- Use AI coding agents to automate repetitive tasks
- Refactor mission-critical domain logic from external systems
- Centralize and simplify the ecosystem sales experience
Work Experience
2 years
Education
Vocational certificationORBachelor's degreeORMaster's degree
Languages
English – Business Fluent
Tools & Technologies
JVMKotlinSpring BootAWSKubernetesSQLNoSQL
Benefits
Modern Office
- •Office-first setup
Retirement Plans
- •Matching corporate pension scheme
Competitive Pay
- •Virtual Stock Option programme
Learning & Development
- •€2000 annual L&D budget
More Vacation Days
- •28 days paid leave
- •Special leave days
Healthcare & Fitness
- •Urban Sports Club subsidy
Childcare
- •Kita placement assistance
Free or Subsidized Food
- •Subsidised office lunches
Workation & Sabbatical
- •1-month sabbatical after 3 years
Bonuses & Incentives
- •Referral Bonus
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
Backend Engineer - Sales & Orders(m/w/x)
Berlin
Full-timeOn-siteExperienced
AI/ML
Nejo AI Summary
Building high-performance receipt engines and public-facing Sales APIs for a global fintech platform. Daily pair programming and Kotlin/Spring Boot proficiency required. Virtual Stock Option program and €2,000 annual learning budget.
Requirements
- 2+ years backend engineering experience
- Understanding of software design patterns
- Experience in cloud-based environments
- Interest in daily pair programming
- Openness to AI tools and agents
- Fast learner with quality focus
- Good English and collaborative style
- Familiarity with distributed systems
- Knowledge of different programming paradigms
- Experience with Kubernetes and SQL/NoSQL
- Experience with concurrent processes
- Willingness to learn and share knowledge
Tasks
- Develop high-performance Sales APIs and receipt engines
- Build scalable systems using Kotlin and Spring Boot
- Design robust data schemas for complex transaction data
- Maintain database interactions for accurate sales data
- Document clean, public-facing APIs for independent integration
- Connect transaction data with reporting and accounting systems
- Integrate sales data with global fiscalization systems
- Pair program to solve complex architectural challenges
- Address concurrency issues through collaborative programming
- Write automated tests for the development lifecycle
- Manage CI/CD pipelines and monitor production health
- Use AI coding agents to automate repetitive tasks
- Refactor mission-critical domain logic from external systems
- Centralize and simplify the ecosystem sales experience
Work Experience
2 years
Education
Vocational certificationORBachelor's degreeORMaster's degree
Languages
English – Business Fluent
Tools & Technologies
JVMKotlinSpring BootAWSKubernetesSQLNoSQL
Benefits
Modern Office
- •Office-first setup
Retirement Plans
- •Matching corporate pension scheme
Competitive Pay
- •Virtual Stock Option programme
Learning & Development
- •€2000 annual L&D budget
More Vacation Days
- •28 days paid leave
- •Special leave days
Healthcare & Fitness
- •Urban Sports Club subsidy
Childcare
- •Kita placement assistance
Free or Subsidized Food
- •Subsidised office lunches
Workation & Sabbatical
- •1-month sabbatical after 3 years
Bonuses & Incentives
- •Referral Bonus
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?
- SumUp
Senior Backend Engineer - Accounts(m/w/x)
Full-timeOn-siteSeniorBerlin - The AI-driven trade platform
Backend Engineer - FinTech(m/w/x)
Full-timeOn-siteSeniorBerlin - SumUp
Backend Engineer(m/w/x)
Full-timeOn-siteManagementBerlin - Trade Republic
Backend Engineer(m/w/x)
Full-timeOn-siteSeniorBerlin - SumUp
Senior Backend Engineer - Golang(m/w/x)
Full-timeOn-siteSeniorBerlin