Senior Software Engineer, Backend (Merchant Interfaces)

Affirm is reinventing credit to make it more honest and friendly, giving consumers the flexibility to buy now and pay later without any hidden fees or compounding interest. The Senior Software Engineer, Backend role focuses on building APIs and solutions for Affirm’s integrations with Enterprise Merchants and Partners, contributing to the entire API lifecycle and collaborating with stakeholders throughout the product development process.

Responsibilities:

• With the support of your team’s tech lead and manager, you will break down larger projects into individual tasks, deliver them in multiple phases, and collaborate with others to ensure timely delivery of your work
• You will support your peers and stakeholders in the product development lifecycle by collaborating with product management, design & analytics by participating in ideation, articulating technical constraints, and partnering on decisions that properly consider risks and trade-offs
• You will contribute to the entire API lifecycle, including designing, developing, testing, maintaining, and evolving our APIs
• You will support the operations and availability of your team’s artifacts by creating and monitoring metrics, escalating when needed, and supporting 'keep the lights on' & on-call efforts
• You will contribute to a sense of community on your team by engaging in growth and development activities such as participation in the interview process

Requirements:

• 5+ years of experience as a software engineer
• Experience designing, developing and launching backend systems
• Proficient in one of Python or Kotlin
• Familiar with the building blocks of distributed systems, and the technologies like AWS, MySQL and Kubernetes
• Mastered taking a simple problem or business scenario into a solution that interacts with multiple software components
• Executing on it by writing clear, easily understood, well tested and extensible code
• Comfortable navigating a large code base, debugging others' code, and providing feedback to other engineers through code reviews
• Demonstrated ownership of growth, proactively seeking feedback from team, manager, and stakeholders
• Strong verbal and written communication skills that support effective collaboration with global engineering team
• Either equivalent practical experience or a Bachelor's degree in a related field