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
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 current API’s and microservice 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!
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
Tech You Will Use:
Python
Kotlin
RPC
Redis
MySQL
AWS
Github
Benefits Compensation: We have a simple, flexible,



and transparent remote‑first compensation structure so you can make the best decisions for yourself and your family
Spending Wallets: Access tech, food, lifestyle, and family planning wallets for your expenses
Supportive Communities: Get involved with our employee resource groups and community groups
Remote‑first Workforce: If your role is remote, you can set up shop anywhere in your home country
Generous Time Off: Take the time you need when life happens
Health Benefits: Get a plan that fits your needs
Mental Healthcare: Take care of your mind with excellent mental health programs
Parental Leave: Birth and non‑birth parents get 18 weeks’ paid leave. Plus, a 4‑week return‑to‑work transition program, at full base pay
Away Days: We offer 20 company‑wide paid days off—which help our teams collectively pause to recharge
Learning & Development: Engage in exciting learning programs to level up your growth
Execute. You have a proven track record of developing, testing, and shipping high-quality software at scaleThis position requires either equivalent practical experience or a Bachelor’s degree in a related fieldCustomer-centric mentality. You are empathetic to the user experience and thoughtful about what we can do to make it betterTake Ownership. You enjoy working with product and engineering leaders to develop detailed project definitions, and drive technical decisions within your teamBuild Teams. You grow with engineers around you through sharing your learnings and providing feedback to your peers that will help the team growCollaborate. You communicate clearly both verbally and in writing. If anything, you trend towards over-communication

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📌 Backend Software Engineer (Decisions Orchestration) (Ontario)
🏢 Affirm
📍 Ontario