Software Engineer II, Backend (Merchant & Partner Lifecycle)

About the role

The Merchant & Partner Lifecycle (M&PL) team at Affirm is transforming the company's architecture. You will lead the development of a new lifecycle-orchestrator service that integrates with multiple systems, focusing on scalability, performance, and modernization.

Responsibilities

• Design and expand the backbone of our platform to handle hundreds of thousands of merchants worldwide
• Collaborate with other teams to define and execute cross-team projects
• Execute technical strategies for complex requirements, improving engineering standards and processes
• Utilize tools like Claude Code to automate parts of the development process
• Improve engineering standards, tooling, and processes throughout the organization

Requirements

• 3+ years of experience as a backend software engineer
• Familiarity with Domain-Driven Design, distributed systems, and architectural performance and maintainability
• Experience with data models, API design, state machines, event-driven architecture, and database design
• Excellent communication skills, both written and verbal
• Proficiency in asynchronous communication, including writing tech specs, ADRs, and project plans
• Experience designing, developing, and launching backend systems using AWS, gRPC, Snowflake, Kotlin, Python, MySQL, and Kubernetes
• Prior experience with monitoring and alerting systems (Sentry.io, Rollbar, Chronosphere, Kibana)

Qualifications

• Equivalent practical experience or a Bachelor’s degree in a related field

Skills

• Java and Kotlin experience are especially helpful

Benefits

• Base Pay Grade - L
• Equity Grade - 6
• Total compensation package includes equity rewards, monthly stipends for health, wellness, and tech spending, and benefits (including 100% subsidized medical coverage, dental, and vision for you and your dependents)
• USA base pay range (CA, WA, NY, NJ, CT) per year: $165,000 - $225,000
• USA base pay range (all other U.S. states) per year: $146,000 - $206,000
• Remote-first company with the option to work out of an Affirm office in proximal roles

Pay

Base Pay Grade - L

Schedule

Remote-first with occasional office visits for proximal roles