Senior Software Engineer, Backend (Loans Platform)

Affirm, a pioneering fintech company, is revolutionizing the credit industry by offering honest and friendly buy-now-pay-later solutions without hidden fees or compounding interest. We're seeking a Senior Software Engineer to join our Loans Platform team, which is at the heart of our core loan products. As we experience exponential growth, this role presents an exciting opportunity to scale our products 100x and beyond while making financial services more accessible to consumers.

The position combines technical leadership with hands-on development, requiring expertise in backend technologies like Python, Kotlin, and distributed systems. You'll be working with cutting-edge tools including AWS, MySQL, and Kubernetes to build highly available systems that process financial transactions at scale. The role offers a unique blend of technical challenges and business impact, as you'll be instrumental in launching new products and features that directly affect how millions of consumers access credit.

This is an ideal opportunity for an experienced engineer who wants to make a meaningful impact in fintech while working with modern technologies. You'll lead technical initiatives, mentor team members, and collaborate across functions to drive innovation in financial services. The position offers competitive compensation ($169,000-$240,000 depending on location) and comprehensive benefits, including fully subsidized medical coverage for employees and dependents, flexible spending wallets, and equity opportunities.

Working at Affirm means joining a mission-driven company that's transforming financial services while maintaining a strong focus on engineering excellence and technical innovation. If you're passionate about solving complex technical challenges while making a positive impact on consumers' financial lives, this role offers the perfect combination of technical depth and meaningful purpose.