Software Engineer II, Backend; Credit Decisioning

Software Engineer II, Backend (Credit Decisioning) – Join the Credit Decisioning team at Affirm
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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 Credit Decisioning team is essential to every transaction at affirm, providing scalable underwriting decisions for integrated point‑of‑sale merchants and wallet platforms across the US, Canada, and the UK. This role is within the Credit Expansion sub‑team, which focuses on responsibly increasing access to credit while ensuring consistent decision‑making for our users. A key part of the team's work involves developing new underwriting features and products to support entry into new markets and partnerships.

Working closely with cross‑functional partners in Engineering, Risk, Analytics, Product, and Capital, this role offers a direct opportunity to work on launches that have a significant business impact.

• With the support of your team’s tech lead and manager, break down larger projects into individual tasks, deliver them in multiple phases, and collaborate with others to ensure timely delivery of your work.
• Support peers and stakeholders in the product development lifecycle by collaborating with product management, design and analytics in ideation, articulating technical constraints, and partnering on decisions that properly consider risks and trade‑offs.
• Support the operations and availability of your team’s artifacts by creating and monitoring metrics, escalating when needed, and supporting “keep the lights on” and on‑call efforts.
• Contribute to a sense of community on your team by engaging in growth and development activities such as participation in the interview process.

• 1.5+ years of experience as a software engineer.
• Experience designing, developing and launching backend systems; proficiency in Python or Kotlin.
• Familiarity with the building blocks of distributed systems, and technologies such as AWS, MySQL and Kubernetes.
• Ability to transform a simple problem or business scenario into a system that interacts with multiple software components, writing clear, well‑tested, extensible code.
• Comfort navigating a large code base, debugging others’ code and providing feedback through code reviews.
• Ownership of growth, proactively seeking feedback from team, manager and stakeholders.
• Strong verbal and written communication skills that support effective collaboration with the global engineering team.
• Either equivalent practical experience or a Bachelor’s degree in a related field.

Base Pay Grade – L

Equity Grade – 6

Employees new to affirm typically come in at the start of the pay range. The pay structure is based on location, experience and job‑related skills.

Base pay may include equity rewards, monthly stipends for health, wellness and tech spending, and benefits (including 100% subsidized medical coverage, dental and vision for you and your dependents).

USA base pay range (CA, WA, NY, NJ, CT) per year: $160,000 – $210,000

USA base pay range (all other U.S. states) per year: $142,000 – $192,000

Affirm is proud to be a remote‑first company! The majority of our roles are remote, and you can work almost anywhere within your country of employment. Some roles may be required to work out of an assigned office occasionally.

• Health coverage – affirm covers all premiums for all levels of coverage for you and your dependents.
• Flexible Spending Wallets – generous stipends for technology, food, lifestyle needs and family‑forming expenses.
• Time off – competitive vacation and holiday schedules allowing you to rest and recharge.
• ESPP – employee stock purchase plan enabling you to buy shares of affirm at a discount.

We believe it’s on us to provide an inclusive interview experience for all, including people with disabilities. We are happy to provide reasonable accommodations to candidates in need of individualized support during the hiring process.

For U.S. positions that could be performed in Los Angeles or San Francisco, affirm will consider qualified applicants with arrest and conviction records pursuant to the San Francisco Fair Chance Ordinance and Los Angeles Fair Chance Initiative for Hiring Ordinance.

By clicking “Submit application,” you acknowledge that you have read affirm’s global candidate privacy notice and hereby freely and unambiguously give informed consent to the collection, processing, use, and storage of your personal information as described therein.