Software Engineer II in Affirm's AI Agents engineering team focusing on customer solutions. Collaborate in product development while ensuring timely delivery and operational availability.
About the role
- Software Engineer, Backend Co-op responsible for evolving serverless infrastructure at Bree's finance platform. Utilizing AI tools while ensuring clean, maintainable systems for user credit services.
Responsibilities
- Lead the architectural evolution of our serverless backend systems, focusing on scalability, maintainability, and developer experience.
- Refactor and modernize our existing Lambda-based microservices architecture to establish patterns that maximize AI tool effectiveness.
- Design and implement robust data pipelines and payment processing systems across multiple providers.
- Champion best practices for AI-native development, creating patterns and abstractions that enable rapid iteration with tools like Cursor and Claude Code.
- Collaborate with infrastructure engineers to optimize our AWS-based architecture using Infrastructure as Code.
- Drive the consolidation and standardization of our data layer across Supabase, Firebase, and legacy systems.
Requirements
- Expert-level proficiency in TypeScript/Node.js and serverless architectures, with deep AWS Lambda and event-driven systems experience.
- Proven track record of architecting and refactoring complex distributed systems at scale.
- Strong experience with Infrastructure as Code, preferably Pulumi or similar tools, and AWS services (Step Functions, SQS, EventBridge).
- Demonstrated ability to leverage AI development tools to accelerate delivery while maintaining code quality and architectural integrity.
- Excellence in designing clean, testable, and well-documented code that serves as an effective context for AI assistants.
- Commitment to Bree's mission of providing Canadian consumers with the best short-term credit services.
Benefits
- $250 monthly lunch stipend
- $150 monthly commuter stipend
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