Software Engineer, Conversion

Upstart is a leading AI lending marketplace focused on reducing the cost and complexity of borrowing for Americans. The Software Engineer on the Conversion Engineering team will be responsible for optimizing borrower application journeys and improving conversion rates through the development of user-facing systems and features.

Responsibilities:

• Deliver critical user-facing features that improve loan application and rate check experiences—directly driving improvements in conversion and funding form submission metrics
• Maintain full-stack web applications through monitoring of key system metrics such as latency and error rates at scale
• Help define and build the next-generation, platform funding form that supports multiple products, contributing to architectural direction and long-term scalability
• Strengthen engineering excellence by improving system performance, reliability, and on-call health for the features you build and own

Requirements:

• Bachelor's degree in Computer Science, Engineering, or Mathematics, or a related field (or its equivalent) + 3 years of experience
• Experience delivering end-to-end features across frontend and backend systems, including APIs and microservices
• Strong frontend development experience building customer-facing web applications with a focus on performance, usability, and experimentation
• Experience working in cross-functional environments with Product, Design, and other engineering teams
• Experience improving conversion funnels or other high-scale, metrics-driven user journeys through experimentation (e.g., A/B testing, personalization)
• Experience operating in a microservices-based architecture
• Experience in fintech or other highly regulated, high-availability environments