Product Engineer at Evervault Limited — Sequoia-backed fintech infrastructure

Join a high-performance team building the core security layer for global payments. As a Product Engineer on the Cards team, you will own the entire lifecycle of critical infrastructure—from customer discovery to shipping production APIs for tokenization and 3D Secure. You'll work across the stack to secure data for industry leaders like Ramp and Rippling.

• Design and build developer-facing APIs and primitives for card data security, including network integrations and card account updaters.
• Engage directly with customers to understand their payment stacks, shape the product roadmap, and debug complex integration challenges.
• Ship full-stack solutions across backend services, SDKs, and UI components, maintaining a high bar for documentation and developer experience.

• Possesses deep technical fundamentals in systems, networks, and distributed infrastructure, with a preference for understanding how things work under the hood.
• Operates with "founder energy" and a bias for action, taking full ownership of problems without waiting for specs or instructions.
• Exhibits excellent taste in code and API design, with the ability to communicate complex technical decisions clearly to both engineers and customers.

• Work on mission-critical payments infrastructure where security and reliability are paramount, processing millions of card transactions for global merchants.
• Backed by world-class investors including Sequoia Capital, Index Ventures, and Kleiner Perkins, providing massive stability and growth runway.
• Massive ownership in a lean 25-person team where every engineer directly influences product direction, company culture, and the developer experience of thousands.