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You will build and ship customer‑facing authentication features and backend services/APIs in Python or Kotlin, integrating with platforms like Okta, Auth0, or ForgeRock, and take those features through design, testing, code review, and production deployment.
A mid‑level software engineer with proven ability to write, test, and debug code in Python, Kotlin, or a similar language, solid backend fundamentals, and a genuine curiosity about authentication; a Bachelor’s degree or equivalent practical experience is required.
The role powers the next generation of customer identity and access management at Affirm, ensuring secure, reliable login and account experiences that are core to the company’s mission of transparent, hassle‑free financing.
Candidates who have strong engineering fundamentals, enjoy solving real‑world problems, are eager to learn CIAM technologies, and thrive in a collaborative, mentorship‑driven environment.
At Affirm, we exist for the moments that matter—giving people a clear, predictable way to pay over time, with no hidden fees, no surprises, and no tradeoffs on what matters most.
Affirm is building the next generation of customer identity and authentication. This role is a hands-on, mid-engineering position inside Information Security, contributing to core CIAM capabilities that protect customers and support growth.
You will help build and maintain backend services that power registration, login, authorization, and account lifecycle flows across B2C and B2B experiences. You will work with experienced engineers and partner teams to deliver scoped identity features with strong security fundamentals, reliability, and operational rigor.
We’re looking for a Mid-Level Software Engineer with solid engineering fundamentals, a passion for authentication, and an eagerness to learn customer identity and access management. You do not need extensive authentication or CIAM experience—we value your ability to build software, solve problems, and grow in the space.
Base Pay Grade - L
Equity Grade - 6
Employees new to Affirm typically come in at the start of the pay range. Affirm focuses on providing a simple and transparent pay structure which is based on a variety of factors, including location, experience and job-related skills.
Base pay is part of a total compensation package that 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: $165,000 - $225,000
USA base pay range (all other U.S. states) per year: $146,000 - $206,000
#LI-Remote
Remote-first with flexibility built in
Affirm is proud to be a remote-first company. Most roles can be done from almost anywhere within the country of employment. Some positions may occasionally require in-person work at an Affirm office, and a few are office-based due to the nature of the work. All new hires will be invited to attend an in-person onboarding experience.
Benefits designed for you
Our benefits reflect our commitment to care, transparency, and flexibility. Here are a few highlights:
We’re committed to providing an inclusive interview process, including accommodations for candidates with disabilities. If you need support, we’re happy to help.
For positions based in San Francisco or Los Angeles: Affirm considers qualified applicants with arrest and conviction records, as required by law.
By clicking "Submit Application," you acknowledge that you have read Affirm's Global Candidate Privacy Notice and consent to the use of your personal information as described.
