Backend Engineer - senior hire
Core
Build and scale backend infrastructure and APIs to power financial access products for millions of underserved Americans.
Role type
Senior Backend Engineer (Infrastructure & APIs)
Builds
Scalable backend systems, performant APIs, and financial identity products
Domain
Fintech / Financial Services
Deliverable
production ML models | product features | infrastructure
Required skills
Node.js, TypeScript, AWS, system design, API development, scalability, performance optimization, code quality, technical leadership
Preferred skills
AI-assisted development tools, rapid iteration, end-to-end ownership
Technologies
Node, TypeScript, AWS, React, NextJS, Vercel
Responsibilities
Own backend systems and infrastructure end-to-end, build performant and reliable APIs, design scalable architectures on AWS, make pragmatic tradeoffs between speed and reliability, ship production code frequently, establish technical patterns and best practices
Seniority
Senior, hands-on IC
