kotlin backend developer

N26 is a digital banking platform that provides a branchless, paperless, and fee-transparent financial experience. The company focuses on empowering users through technology and design to manage their finances globally.

• Develop and maintain backend services for the data ingestion platform under the guidance of senior engineers;
• Apply strong engineering practices including writing automated tests, participating in code reviews, and maintaining observability;
• Propose small improvements and collaborate with the team to deliver clean, testable code;
• Participate in technical discussions, contribute to internal documentation, and maintain a transparent knowledge base;
• Contribute to infrastructure development tasks and participate in technical demos;
• Shadow on-call rotations and assist in troubleshooting efforts to learn incident response protocols;
• Maintain and use observability solutions to track platform SLOs and availability.

• Strong foundational backend skills, with a preference for Kotlin or Java;
• Exposure to data storage solutions such as PostgreSQL, RDS, or S3;
• Basic knowledge of containers (Docker) and an eagerness to learn Kubernetes;
• Exposure to infrastructure as code concepts (Terraform or similar);
• Interest in learning CI/CD pipelines and modern automation tools;
• Understanding of testing pyramids and experience writing unit and integration tests;
• Familiarity with at least one observability or monitoring tool (e.g., DataDog, Prometheus, or Grafana);
• Excellent collaboration and communication skills;
• Nice to have: Working experience in scale-ups within platform teams.

• Competitive personal development budget;
• Work from home budget;
• Discounts for fitness and wellness memberships;
• Access to language apps and public transportation benefits;
• Premium subscription on personal N26 bank account, including subscriptions for friends and family;
• Additional day of annual leave for each year of service.