Senior Software Engineer, Backend

Senior Software Engineer, Backend (Growth Platform) 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 Engineering team builds systems that power our mission. We build reliable, performant, and scalable solutions that touch every part of the business. About The Team The Growth Platform Engineering team builds the core systems and tools that drive user acquisition, engagement, and lifecycle growth at affirm. Our platform enables personalized communications, intelligent experimentation, and scalable services that help customers discover and adopt affirm’s products. What You’ll Do You will be responsible for owning and delivering quarterly goals for your team, leading engineers on your team through ambiguity to solve open‑ended problems, and ensuring that everyone is supported throughout delivery. You will support your peers and stakeholders in the product development lifecycle by collaborating with product management, design, and analytics, articulating technical constraints, and partnering on decisions that properly consider risks and trade‑offs. You will proactively identify project, process, technology, or business issues, advocate for them, and lead in solving them. You will 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. You will foster a culture of quality and ownership on your team by setting or improving code review and design standards for your team, and advocating for them beyond your team through your writing and tech talks. You will help develop talent on your team by providing feedback and guidance, and leading by example. What We Look For 4+ years of experience designing, developing and launching backend systems at scale using languages like Python or Kotlin. Track record of developing highly available distributed systems using technologies like AWS, MySQL and Kubernetes. Strong understanding of distributed systems, data modeling, and service‑oriented architecture. Experience defining a technical plan for the delivery of a significant feature or system component with an elegant, simple, and extensible design. You write high‑quality code that is easily understood and used by others. Proficient at making significant changes in a large code base, and have developed a suite of tools and practices that enable you and your team to do so safely. Take ownership of your growth, proactively seeking feedback from your team, your manager, and stakeholders. Strong verbal and written communication skills that support effective collaboration with our global engineering team. This position requires either equivalent practical experience or a Bachelor’s degree in a related field. Location – Remote Canada 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. Pay CAN base pay range per year: $150,000 - $200,000 Benefits Health care coverage – affirm covers all premiums for all levels of coverage for you and your dependents. Flexible Spending Wallets – generous stipends for spending on technology, food, lifestyle, and family 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. Additional benefits: 100% subsidized medical coverage, dental and vision for you and your dependents. 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. 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. Referrals increase your chances of interviewing at affirm by 2x. #J-18808-Ljbffr