Senior Software Engineer, Data Layer
Core
Design and build high-reliability, low-latency API systems serving millions of users across Consumer, Base, and Institutional products.
Role type
Senior IC backend engineer (API platform)
Builds
GraphQL API platform, routing systems, and developer tooling for internal and external clients
Domain
Fintech / Distributed Systems
Deliverable
production ML models | product features | infrastructure
Required skills
Go, Java, microservices, API design, caching, connection management, SLO management, incident response, system architecture, code review, mentorship
Preferred skills
Generative AI integration
Technologies
GraphQL, Go, Java
Responsibilities
Own end-to-end projects from design to production validation; Design and build high-reliability, low-latency systems; Build and improve API framework and tooling; Drive operational excellence (SLOs, observability, incident response); Partner cross-functionally on API schemas and service launches; Set technical bar through reviews and mentorship
Seniority
Senior, hands-on IC
