Senior Backend Engineer
Core
Build and evolve a mission-critical identity orchestration platform handling authentication, fraud prevention, and identity verification for large financial institutions.
Role type
Senior Backend Engineer
Builds
Identity orchestration platform (login flows, passkeys, device binding, policies, APIs)
Domain
Fintech / Cybersecurity / Identity Management
Deliverable
production ML models | product features
Required skills
System design, Large-scale backend development, Java/Scala/C#/TypeScript, Database management (Postgres/MongoDB), Message queues (Kafka), Caching (Redis), API development, Security fundamentals
Preferred skills
Identity protocols (OAuth, OIDC, SAML, FIDO), Web security, Enterprise software delivery, AI coding tools (Claude Code, Cursor)
Technologies
Scala, Akka, MongoDB, Postgres, Redis, Kafka, FIDO2, WebAuthn
Responsibilities
Build new features including login flows and passkeys, Write backend code daily, Maintain codebase health via upgrades and vulnerability fixes, Resolve production issues, Conduct code reviews
Seniority
Senior, hands-on IC