Join a high-caliber team of 25 building the encryption infrastructure used by Ramp, Rippling, and Sorare. As a Product Engineer on the Cards team, you will own the full lifecycle of payment primitives, from designing APIs to shipping production code that secures billions in annual transaction volume across global card networks.
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Product Engineer — Cards at Evervault
Join an elite team of 25 engineers building the data security backbone for the modern payments web. Backed by Sequoia and Index Ventures, this $46M-funded startup processes over $5 billion in transactions for industry leaders like Ramp and Rippling. We're looking for product-minded engineers to own the Cards infrastructure end-to-end, building secure tokenization and network integrations using Rust and TypeScript. If you have a high bar for craft and want to work on hard infrastructure problems where your code secures the world's most sensitive data, this Shoreditch-based role offers massive impact and equity upside.
About this role
Role overview
About the company
Software
Sequoia-backed payments infrastructure startup ($46M total raised)
What you'll do
What you will do
- Design and build developer-facing APIs and primitives for card data security, tokenization, and network integrations.
- Collaborate directly with enterprise customers to understand their payment stacks and translate complex security needs into production code.
- Own features end-to-end across the full stack, including backend services, SDKs, UI components, and technical documentation.
Who you are
Who this is a fit for
- 3-10+ years of experience in product engineering with strong fundamentals in distributed systems, networks, and infrastructure.
- Proven ability to ship high-quality developer tools or infrastructure products with a relentless focus on API design and user experience.
- Deep curiosity and a bias for action; prior experience in payments domain (3DS, card networks, or compliance) is a significant advantage.
Why this role
Why this role is remarkable
- Work at a Tier-1 VC backed startup (Sequoia, Index, Kleiner Perkins) that recently closed a $25M Series B and is scaling 4x year-over-year.
- Direct impact on core infrastructure: you aren't building to spec, you're shaping the future of how card data is tokenized and processed at scale.
- Exceptional engineering culture with a high bar for craft, working primarily with Rust and TypeScript in a hybrid Shoreditch-based team.
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