Software Engineer II, Backend (Post-Transaction)

🌐 Remote💼 Full-time💰 $165,000–$165,000🗓 2026-09-04 → 2026-09-25

Core

Build and operate systems that keep customer accounts accurate and resolve issues after a card transaction settles for Affirm's fastest-growing product.

Role type

Mid-level backend software engineer (distributed systems)

Builds

Post-transaction resolution systems and customer communication workflows for the Affirm Card platform

Domain

Fintech / Buy Now Pay Later / Card Issuing

Deliverable

production ML models | product features

Required skills

Python or Kotlin, distributed systems design, AWS, MySQL, Kubernetes, system debugging, code review, metrics monitoring

Preferred skills

None stated

Technologies

AWS, MySQL, Kubernetes

Responsibilities

Break down projects into tasks and deliver in phases, collaborate with product/design/analytics on technical constraints and trade-offs, monitor system metrics and support on-call efforts, review code and provide feedback to peers

Seniority

Mid-level, hands-on IC

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About Affirm

Financial Services3128San Francisco, California, USFounded 2012

At Affirm, we’re using today’s technology to bring significant disruptive innovation to the financial industry. We focus on improving the lives of consumers by delivering simple, honest and transparent financial products. We have roles across a variety of teams, including engineering, product, finance, operations, revenue, marketing, people and more. A note to applicants: Fake job and recruiting scams are on the rise. Affirm will never ask you to pay any upfront fees or send you any checks to purchase equipment during any part of the recruiting process. Affirm only uses legitimate company emai