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 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.
Your role will be instrumental in designing the next generation of Affirm’s Checkout Platform to provide a world-class buying experience that puts customers first!
We are seeking a Backend Software Engineer to build out financial products and features providing new levels of accessibility and flexibility to our users. You will work in a fast-paced team environment, designing and implementing new API’s and microservices interfaces to manage every users’ transaction with Affirm. You will also use your technical skillset to find opportunities to improve the performance and reliability of the systems that drive the user journey through purchasing with Affirm.
Come join us as we build a beloved, lasting financial services brand predicated on honesty and trust. It’s going to be an amazing ride!
What you'll do
Work with technical leaders in the team to design and implement insightful forward-looking approaches that go beyond the direct team and solve large open-ended problems
Actively own components of checkout systems and define their long-term health, while also improving the health of surrounding systems
Collaborate with engineers within our team and across the organization to build the next generation of the checkout platform
Learn and improve engineering standards, tooling, and processes across the checkout platform
What we look for
Take Ownership. You enjoy working with product and engineering leaders to develop detailed project definitions, and drive technical decisions within your team
Execute. You have a proven track record of developing, testing, and shipping high-quality software at scale
Collaborate. You communicate clearly both verbally and in writing. If anything, you trend towards over-communication
Build Teams. You grow with engineers around you through sharing your learnings and providing feedback to your peers that will help the team grow
Customer-centric mentality. You are empathetic to the user experience and thoughtful about what we can do to make it better
Tech You Will Use
Python
Kotlin
RPC
Redis
MySQL
AWS
Github
Location
We’re excited to announce that Affirm is now a remote-first company! This role can be located anywhere in the U.S. and Canada (with the exception of Quebec). Remote based employees may occasionally travel to an Affirm office for meetings or team building events. Our offices in San Francisco, New York City, Pittsburgh, Chicago, and Salt Lake City will remain operational and accessible for anyone to use on a voluntary basis.
If you got to this point, we hope you're feeling excited about the job description you just read. Even if you don't feel that you meet every single requirement, we still encourage you to apply. We're eager to meet people that believe in Affirm's mission and can contribute to our team in a variety of ways – not just candidates who check all the boxes.
At Affirm, "People Come First" is a core value and that’s why diversity and inclusion are vital to our priorities as an equal opportunity employer. You can read about our D&I program here.
We also 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.
We will consider qualified applicants with arrest and conviction records in accordance with applicable federal, state and local laws, including the San Francisco Fair Chance Ordinance.
This posting is for an existing vacancy.
Base Pay Grade - L
Equity Grade - 5
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.)
CAN base pay range per year: 133,000 - 183,000
Location - Remote Canada
This remote role is open only to candidates residing in Alberta, British Columbia, Manitoba, New Brunswick, Newfoundland and Labrador, Nova Scotia, Ontario, Prince Edward Island, or Saskatchewan.
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:
- 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.
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.
Skills Required
- Equivalent practical experience or a Bachelor's degree in a related field
- Experience developing, testing, and shipping high-quality software at scale
- Experience designing and implementing APIs and microservice interfaces
- Experience with Python
- Experience with Kotlin
- Experience with RPC
- Experience with Redis
- Experience with MySQL
- Experience with AWS
- Experience with GitHub
What the Team is Saying
Affirm Compensation & Benefits Highlights
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Healthcare Strength — Health coverage is highlighted as a standout, including 100% employer-paid medical premiums for employees and dependents alongside access to mental-health support and coaching sessions. These elements position the medical offering as comprehensive and easy to use.
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Parental & Family Support — Paid parental leave is notably generous at 18 weeks for birth and non-birth parents, complemented by a four-week return-to-work transition at full base pay. Additional family-building support and related resources further strengthen this area.
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Leave & Time Off Breadth — Time off is positioned as broad and flexible, with flexible PTO plus approximately 20 company-wide paid Away Days designed to encourage rest. This structure aims to make downtime accessible across the organization.
Affirm Insights
What We Do
At Affirm, we help people say yes to the things that matter with flexible, transparent ways to pay over time. No hidden fees, no compound interest, and no fine print—just a smarter way to spend.
Why Work With Us
Who is an Affirmer? /noun/ Someone who believes finance shouldn’t be complicated. We come from a diverse set of backgrounds and we’re driven by the desire to improve lives through honest financial products. We define success by challenging one another to bring our best ideas to every single project—and we have fun while doing it.
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Affirm Offices
Remote Workspace
Employees work remotely.
Affirm is a remote-first company! Our employees can work anywhere in the U.S. but if an office is more your style, we have office locations in San Francisco, Chicago, New York City, and Pittsburgh.
