Senior Software Engineer, Backend (Consumer)

About this role

Build and operate backend systems that support Affirm’s consumer app, checkout, and account experiences. Lead delivery of team goals, guide technical decisions, and promote reliability, quality, and engineer development.

About the company

Affirm offers buy now, pay later financing that lets consumers split purchases into transparent installment payments at checkout. It partners with merchants to provide flexible credit options without late fees.

The team

Consumer Engineering

Stack

What you'll do

• Own and deliver quarterly team goals, guiding engineers through ambiguous problems.
• Collaborate with product, design, and analytics on feature ideation, constraints, risks, and trade-offs.
• Identify and lead resolution of project, process, technology, and business issues.
• Monitor system metrics, support availability and on-call operations, and escalate incidents when needed.
• Set and improve code review and design standards; share practices through writing and tech talks.
• Provide feedback and guidance to develop teammates.

What we're looking for

• 4+ years designing, developing, and launching backend systems at scale.
• Experience building highly available distributed systems.
• Able to define technical plans and design elegant, simple, extensible system components.
• Writes high-quality, understandable code and can safely make significant changes in large codebases.
• Strong verbal and written communication skills for global collaboration.
• Bachelor’s degree in a related field or equivalent practical experience.

Benefits

• 100% subsidized medical, dental, and vision coverage for employees and dependents.
• Monthly technology, health, and wellness stipends.
• Flexible time off and generous holiday calendars.
• Employee stock purchase plan with a stock discount.