About the role

Role Overview

Join Affirm as a Full Stack Software Engineer on the Card Acquisition team. You’ll implement product features, participate in technical discussions, and deepen your expertise across backend systems and modern front-end technologies.

Responsibilities

Contribute to the quality and speed of full-stack development across mobile, web, and backend systems.
Implement features and collaborate with your team on technical discussions.
Partner with team members and stakeholders to build visibility and maintain dialogue on risks and trade-offs.
Work comfortably in a large codebase, including debugging and improving code through code reviews.
Turn business scenarios into solutions spanning multiple software components using clear, testable, extensible code.

Requirements

Experience designing, developing, and launching backend systems at scale (work or internship).
Proficiency with one of: Python or Kotlin.
Strong knowledge of a modern front-end stack, including JavaScript/TypeScript and React (or React Native), plus common tooling such as Webpack and CSS.
Comfortable debugging others’ code and providing constructive feedback via code reviews.
Strong communication skills (verbal and written) for effective collaboration with a global engineering team.
Ownership mindset: proactive feedback seeking and continuous growth.

Nice to Have / Familiarity

Understanding of distributed systems and experience with AWS, MySQL, and Kubernetes.

Remote

Full remote / remote-first work environment.

About Affirm

Affirm is a fintech company that provides consumer payment solutions. The team builds software to support reliable, scalable backend and customer-facing experiences across web and mobile platforms.

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