Senior Backend Engineer: Distributed SQL & Data Infra

Affirm is seeking a Senior Software Engineer to architect, build, and scale relational and distributed SQL databases within the Online Storage platform. You will influence roadmaps, own core infrastructure, and work with a global team to deliver reliable data services for checkout and analytics. You will design zero-downtime migrations, optimize Kubernetes networking, and push for rapid, safe evolution of the data platform. Remote-first with optional in-person opportunities.