Senior Staff Software Engineer, Consumer Engineering (Web Infra)

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. They are looking for a Senior Staff Software Engineer to define and lead web platform and infrastructure across all web engineering, while mentoring a team of senior engineers and driving improvements in web development strategy.

Responsibilities:

• Build and drive web development strategy for all frontend teams
• Deliver critical improvements to our large monorepo build and deploy systems, focusing on high reliability and performance
• Architect and contribute to decisions on the right platform, tools, and technologies to support consistency and reliability
• Empower web engineers to leverage AI to improve delivery speed, code quality, and developer experience across all web engineers at the company. Help define Affirm’s web development AI strategy, leveraging agents and agent orchestration, to automate complex workflows
• Design, implement, and extend core platform components and functionality to enable new products and features to be built
• Plan, design, and build our core platform software and systems to scale with an increasing number of users, features, business requirements, partners, and new engineers

Requirements:

• 10+ years of experience architecting, building and scaling Web Apps for large users base
• A deep understanding of both the current and emerging web technologies, such as React, Typescript, NX, Oxlint, TurboRepo, RSPack, and Vite
• The ability to create and drive a complete technical vision and roadmap - you are detail-oriented, but you are able to step back, look at the big picture, and make bold system-level and platform-level calls for change
• Track record of successfully leading critical projects and leveraging partner teams for company-wide results
• Extensive experience developing and implementing technical strategy that drove prominent change in system reliability and performance
• Previous project management or people management experience: You know how to influence, effectively communicate, and coach others
• Take Ownership: You embody an ownership mindset and help influence a similar culture to those around you
• You have strong verbal and written communication skills that can help influence and share critical decisions with stakeholders
• This position requires either equivalent practical experience or a Bachelor's degree in a related field