Senior Software Engineer, Backend (Reliability Platform)

📋 Description

• You will design and build a reliability platform for Affirm’s production systems.
• Blend distributed systems engineering with AI-assisted development for health visibility.
• Lead engineers, define quarterly goals, and support delivery across teams.
• Collaborate with product management, design, and analytics on trade-offs and constraints.
• Improve code quality and design standards; mentor teammates.
• Own on-call and metrics to maintain service availability.

🎯 Requirements

• 4+ years as a software engineer.
• Backend systems design/launch at scale; Python, Kotlin, AWS, MySQL, Kubernetes.
• Experience shipping web apps with React or Vue.
• Practical use of LLMs/AI frameworks to aid automation with guardrails.
• Strong design, high-quality code, and ability to work across large codebases.
• Ownership, feedback-seeking, and strong communication across teams.

🎁 Benefits

• Competitive benefits including health coverage for you and dependents.
• Flexible stipends for tech, lifestyle, and wellness needs.
• Vacation and holidays; stock purchase plan options.