Software Engineer (Backend, Machine Learning Training & Serving)

Work from home Full-time role Hiring

• Machine Learning is central to how Affirm delivers on its mission, powering decisions across underwriting, fraud, servicing, and personalization

We are seeking a Software Engineer II to join our ML Training & Serving engineering team, the team that builds and operates the critical infrastructure that enables models to be trained and served across Affirm
This role sits at the intersection of distributed systems, ML infrastructure, and platform engineering
We value engineers who listen closely, invite feedback, and work effectively across organizational boundaries, while maintaining a high bar for ownership, technical judgment, and execution
Strong candidates care about building reliable shared platforms, improving developer velocity, and creating durable systems that enable teams across the company to move faster with confidence
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
You will support your peers and stakeholders in the product development lifecycle by collaborating across engineering, articulating technical constraints, and partnering on decisions that properly consider risks and trade-offs
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
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

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 great 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