Senior Backend Engineer – Distributed SQL & Kubernetes

Affirm; United States; Remote; USD 150,000 - 230,000; Full time

Benefits offered by this job

100% subsidized medical, dental, and視s

Job summary

Affirm is seeking an experienced backend engineer to build and operate the control plane for large-scale distributed SQL databases, such as MySQL and TiDB. You will design migrations and own networking across Kubernetes.

This remote-first role emphasizes ownership, proactive communication, and delivering reliable systems. We offer 100% subsidized health coverage, monthly tech stipends, and a stock purchase plan.

Qualifications

• 5+ years of software engineering experience with backend systems at scale.
• In-depth hands-on expertise in distributed databases, SQL tuning, and performance optimization.
• Strong communication skills and a proactive ownership mindset.

Responsibilities

• Build and operate the control plane for large-scale distributed SQL databases such as MySQL and TiDB.
• Design and execute zero-downtime schema and data migrations across multi-tenant clusters.
• Own the networking stack connecting services to storage on Kubernetes, including proxies like ProxySQL.

Tools

Kubernetes

ProxySQL

Job description

Affirm is seeking an experienced backend engineer to build and operate the control plane for large-scale distributed SQL databases, such as MySQL and TiDB. You will design migrations and own networking across Kubernetes.

This remote-first role emphasizes ownership, proactive communication, and delivering reliable systems. We offer 100% subsidized health coverage, monthly tech stipends, and a stock purchase plan.