Senior/Staff - Backend Engineer - remote friendly
Core
Build scalable financial infrastructure and banking services for 600,000+ European SMEs, handling real money in real time.
Role type
Senior/Staff Backend Engineer
Builds
Highly scalable APIs, robust banking services, and platform foundations
Domain
Fintech / Banking / European SMEs
Deliverable
production ML models | product features | infrastructure
Required skills
Go, Ruby, Kubernetes, AWS, PostgreSQL, Kafka, ELK, Domain-Driven Design, CI/CD, incident response, root cause analysis
Preferred skills
AI tool experimentation, technical leadership, mentorship
Technologies
Go, Ruby, Kubernetes, AWS, PostgreSQL, Kafka, ELK, Cursor, Copilot
Responsibilities
Design, build, deploy, and maintain services handling real financial transactions; Co-own service architecture, resilience, and scalability; Lead design discussions and mentor less experienced engineers; Drive continuous improvement and post-mortems
Seniority
Senior/Staff, hands-on IC with technical leadership