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Sr. UX Designer

prosper marketplace San Francisco, CA

See all open roles at prosper marketplace

Ghost-risk verdict

Likely real

  • 18 open roles at this company in 30 days (mass-hiring blitz)

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About the role

How you’ll make an impact

Lead end-to-end UX design for authentication, payments, and other core platform services, from initial discovery through delivery

Partner with researchers by providing prototypes, design thinking, and artifact support that enable effective research across the platform

Serve as a thought partner to product managers, engineers, and security stakeholders, shaping how problems are framed before solutions are proposed

Develop and maintain clear, thorough design documentation that supports async decision-making, legal review, and cross-team alignment

Navigate legal and compliance approval workflows for features that intersect with financial regulation, security requirements, or data handling

Define the design direction for Foundations features, including universal login and payment flows, and maintain the systems-level patterns that those features depend on

Collaborate with engineers through implementation, reviewing production output against design intent, and flagging fidelity issues early

Use AI-assisted tools, including Cursor and Figma MCP (Model Context Protocol), to reduce repetitive tasks and keep design-to-code workflows efficient

Contribute to cross-team UX initiatives, including component infrastructure work, that extend beyond Foundations

Mentor UX team members on AI-assisted workflows and research-to-design best practices

Skills that will help you thrive

8-10+ years of product design experience focusing on design systems, platform UX, or component libraries (or equivalent combination of education and experience)

Deep fluency with Figma, including prototyping, auto-layout, component architecture, and design token management

Hands-on experience in AI-assisted development environments such as Cursor, GitHub Copilot, or similar tools

Systems-oriented design approach: a track record of designing for scale, reuse, and consistency across multiple products or surfaces

Clear communication in cross-functional settings, with the ability to work effectively alongside engineering, product, and security stakeholders

Confidence operating in a fintech or similarly regulated product environment

Extra credit

Experience with Figma MCP or other design-to-code pipeline tooling

Front-end fluency sufficient to read and discuss React-based code alongside engineers

Background in accessibility standards applicable to financial products

Prior work on internal tooling or developer-facing design surfaces

Your roadmap to success

First 30 Days

Learn our products, design system, and compliance workflows while getting hands-on in Figma & Cursor to pair with engineering on initial tasks.

By 60 Days

Partner with Product & Engineering to ship medium-complexity projects, using our design system and clear documentation to keep UI consistent and ready for legal review.

By 90 Days

Own complex, end-to-end projects with high autonomy, contributing to cross-team strategy, design system infrastructure, and AI-assisted workflows.

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