We are investing heavily in AI across our engineering organization — from AI-assisted development workflows to intelligent borrower experiences. You'll be joining a team that actively embraces AI tools to accelerate delivery, improve code quality, and explore new ways to make the borrower journey smarter and more personalized.
How you’ll make an impact
- Collaborate within a cross-functional team that includes product, design, backend engineering, and quality engineers to deliver seamless borrower experiences across web and mobile
- Own projects end to end — from technical design and architecture through launch, iteration, and measurement — driving outcomes that move the business forward
- Build and evolve our React and React Native applications within a pnpm/Turborepo monorepo, shipping features that work beautifully on every platform
- Design and maintain shared component libraries and cross-platform modules that accelerate development across multiple product teams
- Partner with backend and platform engineering teams to integrate with GraphQL and RESTful APIs in a performant, reliable, and secure manner
- Identify and drive improvements in performance, testing, accessibility, and developer experience that make the entire team more effective
- Uphold high standards of code quality and user experience while iterating rapidly in a regulated environment
- Leverage AI-powered tools (coding assistants, automated testing, code review) to amplify your productivity and help establish best practices for AI-assisted development across the team
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Contribute to a strong, inclusive engineering culture by mentoring peers, championing best practices, and participating in thoughtful code reviews
Skills that will help you thrive
- BS in EE/CS with 8+ years of experience or MS in EE/CS or other applicable disciplines with 6+ years of experience
- Deep proficiency in React, React Native, and TypeScript, with the versatility to move seamlessly between web and mobile platforms if applicable
- Hands-on experience with GraphQL (Apollo) and RESTful APIs to power high-performance applications
- Familiarity with monorepos (pnpm, Turborepo), bundlers (Vite), and CI/CD pipelines to maintain a high-velocity development environment
- Disciplined approach to automated testing using tools like Jest, Playwright, or Detox to ensure systems are meticulous and trustworthy
- Active use of AI coding assistants (Cursor, Copilot) and a commitment to exploring new AI developments to enhance team productivity and solve product problems
- A sharp eye for UX/UI polish, ensuring high-stakes financial flows feel intuitive, professional, and reliable
- A proactive, high-accountability approach to driving projects to completion and unblocking yourself to deliver outcomes, not just outputs
- A deep focus on the "borrower behind the screen," sweating the details to maintain trust in a domain where financial accuracy is paramount
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Excellence in cross-functional communication and a dedication to elevating the team through clear mentorship and knowledge sharing
Extra credit
- Experience with Expo and mobile deployment workflows (App Store, Google Play)
- Familiarity with cross-platform styling systems (Tamagui, styled-components)
- Background in fintech, lending, or other regulated industries
- Experience with feature flagging, A/B testing, and data-driven product development
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Native mobile development experience (Swift/Kotlin)
Resources to help you prosper
- A hybrid connection: We believe in the "best of both worlds" - a hybrid environment (2 days/week in our SF office) that balances high-touch collaboration with the flexibility of remote work
- Invested in your future: A competitive salary and a 401(k) with a 5% company match to help you build long-term financial security
- Holistic well-being: We provide the resources you need to thrive, from flexible time off and paid parental leave to an annual wellness allowance and comprehensive health coverage
- Professional & personal growth: Take advantage of a suite of premium perks, including Udemy access, childcare assistance, pet insurance, and a bevy of additional savings through Beneplace
Interview Process
- Recruiter Call: A brief screening to discuss your experience and initial questions
- Technical Interview: Deeper dive into coding skills
- Team Interview: Meet team members for collaborative discussions, problem-solving, or technical exercises
Prosper introduced U.S. consumers to an innovative approach to personal finance as the first peer-to-peer lending platform in the country. Since 2005, Prosper has helped over 2 million customers achieve financial well-being through a comprehensive suite of digital personal finance products.
Prosper’s flagship personal loan* marketplace continues to offer unique value for both borrowers and investors, while the Prosper® Card¹ provides essential access to credit and flexibility for those managing their financial journey. Guided by its mission to advance financial well-being, Prosper is dedicated to helping people thrive by meeting people where they are with simple, trusted, and affordable financial solutions. Learn more at www.prosper.com.
- Diversity expands opportunities
- Collaboration creates better solutions
- Curiosity fuels our innovation
- Integrity defines all our relationships
- Excellence leads to longevity
- Simplicity guides our user experience
- Accountability at all levels drives results
*All personal loans are made by WebBank.
¹The Prosper® Card is an unsecured credit card issued by Coastal Community Bank, Member FDIC, pursuant to license by Mastercard® International.