Senior Software Engineer, Backend (Reliability Platform)
Core
Design and build a next-generation reliability platform for Affirm's production systems, blending distributed systems engineering with AI-assisted development to help teams understand, debug, and improve service health.
Role type
Senior IC backend software engineer (reliability platform)
Builds
Reliability platform for production systems
Domain
Fintech / Distributed Systems / AI-assisted development
Deliverable
production ML models | product features
Required skills
Python, Kotlin, AWS, MySQL, Kubernetes, React or Vue, LLMs/AI frameworks, technical planning, large codebase refactoring, tooling development
Preferred skills
Vibe coding, rapid iteration, code review standards, tech talks, mentorship
Technologies
Python, Kotlin, AWS, MySQL, Kubernetes, React, Vue
Responsibilities
Own and deliver quarterly goals for the team; collaborate with product management, design, and analytics on the product development lifecycle; proactively identify and solve project, process, technology, or business issues; support operations and availability by creating metrics and managing on-call efforts; set or improve code review and design standards; develop talent on the team through feedback and guidance
Seniority
Senior, hands-on IC
