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Staff Software Engineer, Backend (Fraud Decisioning)

Affirm· Checkout
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Remote$230k - $290kfull-timePosted 1w ago

About the role

Staff Engineer to lead projects on the Fraud Decisioning team, building tools and systems to empower Affirm's fraud fighting capabilities, collaborating with cross-functional teams, and using data-driven decisions to improve fraud deciders.

Responsibilities

  • Work across the org to plan and execute large, cross-functional initiatives, including: project definition, technical specification, task break-down, delivery, monitoring, and maintenance.
  • Generate simple and elegant designs that are easily deployed and debugged, but anticipate the unhappy path. Write high-quality code that can be easily understood and leveraged by others.
  • Review others’ work and provide constructive feedback in order to maintain high and consistent quality standards across teams.
  • Lead and mentor engineers to help them succeed and grow. Provide the right context to engineers and train them to take ownership of their respective pieces of the initiative.
  • Effectively incorporate needs and opinions from stakeholders, advocate for ideas and initiatives, and create a common understanding where all voices are heard.
  • Conduct technical and soft skill evaluations to inform and influence the hiring decisions. Develop and review the technical content and requirements of the interview process.

Qualifications

  • 6-10+ years of experience as a software engineer with leadership responsibilities and experience mentoring junior engineers.
  • Prior experience architecting, building, launching, coding and maintaining complex systems.
  • Passion for working with cross-functional teams including Product, ML, Analytics and Business teams.
  • A technical leader and team builder who can mentor the team in software development best practices.
  • Expert at synthesizing complex business, product, and technical requirements to consistently produce high quality system designs and software.
  • A system architect who can see the big picture and envision how business and product requirements can be broken up into system modules or components.
  • This position requires either equivalent practical experience or a Bachelor’s degree in a related field.

Skills

Required:Leadership and mentoringSystem design and architectureCross-functional collaboration

Benefits

  • Health coverage at no cost: We cover 100% of premiums for employees and their dependents.
  • Spending stipends: Monthly stipends support your tech setup, and the ability to choose health and wellness options that are right for you.
  • Time off to recharge: Flexible time off and generous holiday calendars help you rest when you need to.
  • Own a piece of what you build: Our employee stock purchase plan (ESPP) lets you buy Affirm stock at a discount.
Last updated Oct 14, 2026. Interested? Apply on the company site.

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