Software Engineer II, Backend (Infrastructure Platform)

Build the Future of AI-Driven Infrastructure

As a Backend Engineer on Affirm's Infrastructure Platform team, you will move beyond traditional maintenance to architect a next-generation reliability command center. This role involves designing intelligent systems that provide a unified view of service health and risk. You won't just be monitoring dashboards; you'll be building the autonomous agents that triage incidents and summarize complex system logs, making life easier for every engineer at the company.

Why Vibe Coding Matters Here

This position is specifically designed for developers who have mastered AI-assisted workflows. Affirm values the ability to rapidly iterate and prototype using natural language tools, allowing you to focus on high-level architecture and problem-solving rather than boilerplate implementation.

• Tools of the Trade: You will leverage Python alongside LLM frameworks and AI coding assistants (like Cursor and Claude) to ship high-quality, maintainable code at an accelerated pace.
• Creative Ownership: Take projects from initial concept to full-scale rollout, translating ambiguous system needs into elegant, automated solutions.
• Impact: Your work directly enhances the developer experience, using AI to turn raw system data into actionable insights for the entire engineering organization.

Growth and Environment

Affirm is a remote-first organization that prioritizes a 'people first' culture. For engineers in Canada, this means the freedom to work from anywhere while enjoying top-tier benefits, including comprehensive health coverage and generous technology stipends. This is a unique opportunity to scale your skills in distributed systems and AI integration within a transparent, high-growth fintech environment.