Software Engineer II, Backend (Batch Developer Experience)

About the role

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.

About the Engineering team

The Engineering team builds systems that power Affirm’s mission. We take pride in our craft, building reliable, performant, and scalable solutions that touch every part of the business. Whether we’re enabling new ways to pay, ensuring our platforms can scale to the most demanding levels in the industry, or developing seamless servicing experiences, our focus is on solving complex problems through exceptional engineering.

About the team

The Batch Developer Experience team makes batch development and testing faster and more reliable at Affirm. As a developer on this team you will partner with product and infrastructure engineers to build the tools and systems that streamline workflows, strengthen testing and ultimately improve the reliability of Affirm’s critical batch workloads.

What you’ll do

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With the support of your team’s tech lead and manager, you will break down larger projects into individual tasks, deliver them in multiple phases, and collaborate with others to ensure timely delivery of your work.

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You will support your peers and stakeholders in the product development lifecycle by collaborating with product management, design & analytics by participating in ideation, articulating technical constraints, and partnering on decisions that properly consider risks and trade-offs.

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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” & on-call efforts.

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You will contribute to a sense of community on your team by engaging in growth and development activities such as participation in the interview process.

What we look for

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You have a total of 1.5+ years of experience as a software engineer.

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You have experience designing, developing and launching backend systems and are proficient in one of Python or Kotlin.

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You are familiar with the building blocks of distributed systems, and the technologies like AWS, MySQL and Kubernetes.

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You have mastered taking a simple problem or business scenario into a solution that interacts with multiple software components, and executing on it by writing clear, easily understood, well tested and extensible code.

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You are comfortable navigating a large code base, debugging others' code, and providing feedback to other engineers through code reviews.

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Your experience demonstrates that you take ownership of your growth, proactively seeking feedback from your team, your manager, and your stakeholders.

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