Senior Backend Software Engineer
Location: Remote
Compensation: To Be Discussed
Reviewed: Wed, Sep 30, 2026
This job expires in: 30 days
Job Summary
To enhance Affirm's data infrastructure, the remote Senior Backend Software Engineer will architect, build, and scale relational and distributed SQL databases while automating operations and improving mission-critical systems.
Key responsibilities
- Build and operate the control plane for large-scale distributed SQL databases, automating provisioning, failover, backups, and upgrades
- Design and execute reliability-focused schema and data migrations across multi-tenant database clusters with zero downtime
- Own the networking stack connecting services to storage on Kubernetes, optimizing for latency, resilience, and failover
Required qualifications
- 5+ years of experience as a software engineer
- Proficiency in backend technologies such as Python, Kotlin, AWS, MySQL, Terraform, and Kubernetes
- Hands-on experience with large-scale database deployments in production environments
- Expertise in distributed databases and technologies like MySQL, TiDB, and Postgres
- Experience with zero-downtime migrations and major version upgrades on production databases
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