Senior Backend Engineer - Foundations | Go & Identity

LemFi, a Series B fintech, is looking for a Senior Backend Engineer to own and scale core onboarding and identity services. You will help build internal SDKs and set architectural standards, enabling other squads to move fast while maintaining correctness.

You will drive engagement capabilities and work with platform and infra teams to raise reliability. The role emphasizes end-to-end ownership, adapting to evolving regulatory identity requirements, and AI-assisted development practices.