# Software Engineer, Conversion

**Company:** [Upstart](https://hotfix.jobs/companies/upstart)
**Location:** Remote
**Role:** Fullstack Engineering
**Salary:** $142k – $197k/yr
**Experience:** 4+ years
**Skills:** Frontend Development, Full Stack Development, APIs, Microservices, A/B Testing, JavaScript, React, Experimentation, Fintech
**Posted:** 2026-06-30

> Software Engineer on the Conversion Engineering team building and optimizing high-impact, user-facing borrower experiences (funding form, rate check) that drive ~80% of Upstart's revenue. Requires 4+ years full-stack experience with strong frontend focus on performance, usability, and experimentation; partners closely with Product, Design, and ML teams.

## Job Description

## How you’ll make an impact
- 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.

## Minimum Qualifications
- Bachelor’s degree in Computer Science, Engineering, or Mathematics, or a related field (or its equivalent) + 4 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.

## Preferred Qualifications
- 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.

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