Senior Backend Architect, High-Scale Card Loans (Remote)

Affirm is seeking an experienced software engineer to help build the core backend powering our card loan platform. You will design scalable services, implement robust APIs, and work across product and data teams to drive lifecycle strategies.

The role emphasizes reliability, performance, and mentorship within a remote-first environment across Canada. The position requires deep systems thinking, leadership, and hands-on coding in modern languages, with cloud and containerization expertise.