Software Engineer II, Backend; Infrastructure

Software Engineer II, Backend (Infrastructure)

Join to apply for the Software Engineer II, Backend (Infrastructure) role at Affirm
.

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 Cost Engineering Team is looking for a Software Engineer II. The engineer is responsible for driving financial visibility, cost efficiency, and long-term economic sustainability across our cloud infrastructure. We blend engineering, data analysis, and financial insight to ensure that every technical decision upholds availability while preserving cost efficiency.

• 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.
• Support peers and stakeholders in the product development lifecycle by collaborating with product management, design & analytics, participating in ideation, articulating technical constraints, and partnering on decisions that 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” & on‑call efforts.
• Contribute to a sense of community 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 one of Python or Kotlin.
• Familiarity with building blocks of distributed systems and technologies such as AWS, MySQL, and Kubernetes.
• Experience building cost visibility via tagging and creating cost savings opportunities via cost analysis.
• Ability to transform a simple problem or business scenario into a solution that interacts with multiple components, writing clear, well‑tested, extensible code.
• Comfort navigating a large code base, debugging others’ code, and providing feedback through code reviews.
• Demonstrated ownership of growth with proactive feedback seeking.
• Strong verbal and written communication skills for effective collaboration.
• Either equivalent practical experience or a Bachelor’s degree in a related field.

Pay Grade – L

Equity Grade – 6

Employees new to Affim typically start at the beginning of the pay range. Base pay is part of a total compensation package that may include equity rewards, monthly stipends, and benefits.

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 the country of employment.

• Health care coverage – full 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.
• ES​PP – employee stock purchase plan allowing shares at a discount.

We believe it’s on us to provide an inclusive interview experience for all, including people with disabilities. Reasonable accommodations are provided during the hiring process.

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

By clicking "Submit Application," you acknowledge that you have read affirm's Global Candidate Privacy Notice and freely give informed consent to the collection, processing, use, and storage of your personal information as described therein.