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Fullstack Engineer, Privy

Stripe
NYC-Privy, US-Remote Posted 387 days ago
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Stripe is hiring a Fullstack Engineer, Privy in 9001 Privy - R&D — NYC-Privy, US-Remote. The overview below is synthesized from the employer posting on stripe.com: factual requirements and scope are preserved, but prose is rewritten with editorial context. Verify details and apply via the employer link.

Who we are

About Privy

Company context from the listing:

Our mission is to make privacy and user ownership the default online. To do so, we build simple, flexible APIs and tools for developers that make it easy to build new products on crypto rails.

Privy owns the abstractions and infrastructure layer above wallets, integrating across chains, third-party providers, and Stripe products like Treasury and Link. We get to solve hard technical problems while leveraging Stripe's distribution to reach customers like Ramp, Klarna, Deel, Kraken, Hyperliquid, and Fomo — powering experiences for both mainstream users and crypto natives.

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

About the team

Company context from the listing:

Engineering at Privy is distinguished by

  • High urgency—Shipping very small iterations, very fast, to learn very quickly
  • Product taste—Our customers are developers, and to build effective products for them requires technical knowledge—you will often be "the PM."
  • Security mindset—A great portion of our product is trust. While we have a dedicated security team, every engineer brings security to their designs from the start.

In practice, we use boring technology like Node, React, and AWS so we can focus our engineering energy entirely on pushing the boundaries of Privy's core product, e.g. through hardware enclaves, multi-region low latency APIs, and blockchain abstractions that are accessible to mainstream developers.

What you’ll do

Day-to-day scope for the Fullstack Engineer, Privy as described in the posting:

As a Fullstack 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.

  • 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

Experience and skills the team lists as required:

  • 8+ years of experience
  • Deep knowledge of React, TypeScript, Next.js
  • Experience building and maintaining a production system at scale
  • Prior experience working closely with a designer to iterate on a product
  • An understanding of modern web development best practices
  • Experience writing delightful developer documentation

Preferred qualifications

Experience and skills the team lists as required:

  • Strong preference for experience in an API-based business and in payments, fintech, or crypto
  • Written open-source developer tooling
  • Published about your work (code, presentations, papers, blog posts, etc.)
  • Past experience working closely with Design teams in authentication, security, or web3

Build a standout application

For the Fullstack Engineer, Privy at Stripe, reviewers look for concise evidence over buzzwords. Mirror the language of the posting sparingly, quantify support or delivery outcomes, and show how you handled ambiguity, time-zone collaboration and user empathy. Keep your resume to impact, keep your cover note to one page, and link to artifacts — tickets resolved, docs shipped, dashboards owned — that prove you can operate in a fast-moving Web3 team. Prepare to discuss a time you turned a confusing user report into a clear fix and how you measure quality in support and operations.

Web3 hiring values reliability: on-time follow-through, clear writing, and a track record of improving runbooks and tooling. Treat the application as a work sample. For interviews, be ready to walk through how you prioritize across time zones, handle a difficult user, and decide when to escalate versus resolve directly. Show how you document decisions so the next teammate benefits.

In a distributed Web3 org, trust builds through written clarity. Use the cover note to demonstrate it.