Senior Software Engineer, Backend (Trust & Safety) (Fintech)

Location: Remote US or Remote Canada. Remote-first role; occasional in-person office work and an in-person onboarding experience may be required.

Base pay: $195,000–$255,000 for CA, WA, NY, NJ, and CT; $173,000–$233,000 for all other U.S. states.

Company

Affirm is a fintech company providing transparent, predictable installment payment services.

What you will do

• Own and deliver quarterly team goals while leading engineers through ambiguous, open-ended problems.
• Collaborate with product management, design, analytics, data science, risk, and operations on product decisions, technical constraints, and trade-offs.
• Identify and lead resolution of project, process, technology, and business issues.
• Support system availability through metrics, escalation, operational work, and on-call efforts.
• Set and improve code review and design standards, promote quality and ownership, and share practices through writing and tech talks.
• Develop team talent through feedback, guidance, and technical leadership.

Requirements

• 4+ years of experience designing, developing, and launching backend systems at scale, including experience with Python or Kotlin.
• Experience developing highly available distributed systems using technologies such as AWS, MySQL, and Kubernetes.
• Ability to define technical plans for significant features or system components using elegant, simple, and extensible designs.
• Ability to write high-quality, maintainable code and make significant changes safely in a large codebase.
• Experience developing tools and practices that enable safe changes across large codebases.
• Demonstrated ownership of professional growth and proactive feedback-seeking.
• Strong verbal and written communication skills for collaboration with a global engineering team.
• Equivalent practical experience or a bachelor’s degree in a related field.

Culture & Benefits

• Remote-first work with flexibility within the country of employment.
• 100% company-paid medical coverage for employees and dependents, plus dental and vision benefits.
• Monthly technology, health, and wellness stipends.
• Flexible time off and generous holiday calendars.
• Employee stock purchase plan with discounted Affirm stock.
• Inclusive interview process with accommodations available for candidates with disabilities.