Senior Software Engineer, Back-end, (Repayment Scheduling)

🌐 Remote💼 Full-time💰 $86,000–$86,000🗓 2026-07-16 → 2026-07-31

Core

Designing, developing, and launching backend systems at scale to automate user payments and manage repayment scheduling for a financial services platform.

Role type

Senior Software Engineer, Back-end

Builds

Payment automation and repayment scheduling systems handling up to $40B annually

Domain

Fintech / Payments

Deliverable

production ML models | product features

Required skills

Python, Kotlin, AWS, MySQL, Kubernetes, distributed systems design, large codebase management, technical planning, code review standards

Preferred skills

None stated

Technologies

Python, Kotlin, AWS, MySQL, Kubernetes

Responsibilities

Lead engineers through ambiguity to solve open-ended problems, collaborate with product and design on technical constraints, identify and solve process/technology issues, monitor team artifacts and support on-call rotation, set code review and design standards, develop talent on the team

Seniority

Senior, hands-on IC with leadership responsibilities

Sourced via greenhouse · Listed on CareerPlan, which tracks 70,000+ jobs from 20+ sources.

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