Scaling Up for Scalable Apps: The CIF-N26 Experience
summary
Built a production-capable mobile trading product that lets N26 users buy fractional shares and ETFs directly, with order flow, taxes and back-office logic running on 20+ microservices deployed to a multi-tenant AWS environment. Team grows 21 to 85 staff in 12 months while adopting feature teams plus platform “power teams,” two-week sprints, continuous CI/CD and frequent releases. Core stack includes Kubernetes Helm Terraform, Kafka, Spring Boot/Kotlin, GitHub Actions and automated observability and security for a regulated financial service.
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chapters (9)
- 0:00Introduction and welcome
- 2:22The trading product vision
- 9:25Scaling engineering teams
- 13:27Process and Spotify model
- 20:46Feature teams structure
- 24:10Agile development model
- 27:12Platform and power teams
- 30:11Technology stack overview
- 31:48Closing and Q&A
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