About the Role
About Bitwarden
Bitwarden promotes better internet security and safety with the leading open source password management solution for individuals, teams, and business organizations. Our philosophy on security is that “we are all in this together” – we continue to offer a full-featured free version of Bitwarden so that everyone can be protected with strong password management.
As a Senior Rust Engineer on the Passkeys team, you will build the technology taking the world beyond passwords. Bitwarden is a credential provider across browser, desktop, and mobile, and the Passkeys team owns our implementation of WebAuthn and FIDO2.
What You Will Do
- Design, build, and maintain Bitwarden's implementation of the WebAuthn and FIDO2 standards in Rust.
- Integrate our passkey implementation with each platform's credential provider surface across browser, desktop, and mobile clients.
- Participate in the hands-on design, development, and evolution of the shared Rust SDK.
- Implement and help shape emerging standards for credential portability.
- Build interoperability testing to ensure correct implementation.
- Become an expert on the Bitwarden APIs and the cryptographic constraints of a zero-knowledge product.
- Participate in code reviews and spread technical knowledge.
- Independently plan, estimate, and deliver new feature work and bug fixes.
Who You Are
- Expertise in developing and maintaining production Rust components.
- Experience implementing a standard or protocol from its specification.
- Working knowledge of applied cryptography.
- A rigorous approach to correctness in software handling sensitive data.
- Experience using AI tooling in your development workflow.
- Collaborative and adaptable mindset with excellent communication skills.
- Excitement for open source and better internet security.
Bonus Points
- Experience with Electron, TypeScript, and other web technologies.
Why Join Us
This is an opportunity to play a foundational role in shaping the future of passwordless authentication.
Requirements
Rust Development
Expertise in developing and maintaining production Rust components.
Standards Implementation
Experience implementing a standard or protocol from its specification.
Applied Cryptography
Working knowledge of applied cryptography and public key handling.
Correctness in Software
A rigorous approach to writing readable and testable code.
Nice to Have
Experience using AI tooling in your development and testing workflow.
Experience with Electron, TypeScript, and other web technologies.
Benefits
Open Source Contribution
Opportunity to contribute to open source projects.
Remote Work
Flexible remote work options available.