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Software Engineer, Backend (Marketplace Performance)

Remote, USA Full-time Posted 2026-06-25

Affirm is reinventing credit to make it more honest and friendly, giving consumers the flexibility to buy now and pay later without any hidden fees or compounding interest. The role involves working on the Marketplace team to build discovery platforms that help shoppers find the right merchant and financing. Responsibilities include collaborating with team members, shipping features, and ensuring quality in the development process.

Responsibilities

  • You will work collaboratively and proactively with your team and stakeholders, bringing them along for your work and helping to create visibility and dialog regarding the risks and trade-offs related to your work
  • You will strike the right balance of speed and quality in your work, ensuring that we hit our business goals while protecting our systems from downtime
  • You will contribute to a sense of community on your team by engaging in growth and development activities

Skills

  • Previous work or internship experience designing, developing and launching backend systems at scale
  • Experience using one of Python or Kotlin
  • Familiarity with the building blocks of distributed systems, and technologies like AWS, MySQL and Kubernetes
  • Mastery in taking a simple problem or business scenario into a solution that interacts with multiple software components
  • Ability to write clear, easily understood, well tested and extensible code
  • Comfort navigating a large code base, debugging others' code, and providing feedback to other engineers through code reviews
  • Demonstrated ownership of personal growth, proactively seeking feedback from team, manager, and stakeholders
  • Strong verbal and written communication skills that support effective collaboration with a global engineering team
  • Equivalent practical experience or a Bachelor's degree in a related field

Benefits

  • Health care coverage - Affirm covers all premiums for all levels of coverage for you and your dependents
  • Flexible Spending Wallets - generous stipends for spending on Technology, Food, various Lifestyle needs, and family forming expenses
  • Time off - competitive vacation and holiday schedules allowing you to take time off to rest and recharge
  • ESPP - An employee stock purchase plan enabling you to buy shares of Affirm at a discount

Company Overview

  • Affirm is a financial technology services company that offers installment loans to consumers at the point of sale. It was founded in 2012, and is headquartered in San Francisco, California, USA, with a workforce of 1001-5000 employees. Its website is https://www.affirm.com.
  • Company H1B Sponsorship

  • Affirm has a track record of offering H1B sponsorships, with 104 in 2025, 96 in 2024, 133 in 2023, 179 in 2022, 132 in 2021, 57 in 2020. Please note that this does not guarantee sponsorship for this specific role.
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