Staff Frontend Engineer, Privy

Stripe

NYC-Privy (US) permanent

Posted: March 18, 2026

Job Description

About Privy

Our mission is to make privacy and user ownership the default online. We build simple, flexible developer tooling that make it easy to build products that put users first. By leveraging modern cryptography, we shift the status quo around digital ownership and protect the accounts and assets of millions of users.

Learn more about Privy: Privy and Stripe: Bringing crypto to everyone

Engineering at Privy is not just about writing world-class code. We create software that turns complex technical systems into delightful developer tools. We assemble tried-and-true primitives into intuitive, responsive APIs and beautiful interfaces. We believe in open-source work and transparency with our teammates and users. We encourage each other to think big, run experiments and follow our curiosity so we can build better tooling that lets developers shine and empower their users.

What You’ll Do

As a Frontend engineer at Privy, you will take on large areas of ownership in Privy’s product, architecture, and infrastructure. Because we build a developer tool, engineering and product are inextricably connected. We value intuitive interfaces, simplicity, and rapid iteration. Above all, we are building a company together to ship products that users love.

• Design intuitive interfaces to break down complex systems and turn them into delightful developer tooling

• Build and integrate systems end-to-end across client-side and server-side APIs to enable a seamless developer experience

• Design and implement end-to-end product features driven by user needs

• Advocate for usability and interface coherence across our teams and products

• Enforce web development best practices across our entire product collaborating with other core stakeholders

Minimum requirements

• 8+ years of relevant software development experience

• Deep knowledge of React, Typescript, and an application framework (Next.js, SvelteKit, etc)

• Experience building and maintaining a production system at scale

• Prior experience collaborating closely with a designer to iterate on user-facing products

• An understanding of modern web development best practices

• Experience writing delightful developer documentation

Preferred qualifications

• Experience building and maintaining published JavaScript/TypeScript SDKs used by developers

• Experience with cross-domain browser challenges (iframes, popups) and client-side authentication (token management, session handling)

• Published about your work (code, presentations, papers, blog posts, etc.)

• Domain expertise in authentication, security, payments, or web3

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