Senior Rust Software Engineer

Join Proton and build a better internet where privacy is the default. At Proton, we believe that privacy is a fundamental human right and the cornerstone of democracy. Since our inception in 2014, we have dedicated ourselves to providing free and open-source technology to millions worldwide, ensuring access to privacy, security, and freedom online. Our journey began with Proton Mail, the largest secure email service globally, and has since expanded to include Proton VPN, Proton Calendar, Proton Drive, and Proton Pass. These tools empower individuals and organizations to take control of their personal data, break away from Big Tech’s invasive practices, and defeat censorship.

We are looking for experienced Rust Engineers to join us across the board. We are currently hiring for the Payments and Drive teams. The goal of the Payments team is to enable revenue generation for the entire Proton ecosystem. This comes in the form of introducing new payment methods for users to architecting our client libraries. This team has impact across all of Proton’s products and is critical to the success of the business as a whole. Drive Foundation is the backbone of Proton Drive. We develop the Proton Drive SDKs, the core of all of Proton Drive’s client applications as well as the cornerstone of Drive into other Proton applications, businesses, and 3rd parties.

As a Senior Rust Developer on our team, you will play a crucial role in designing, implementing, and maintaining components that power Proton Drive and Payments. You will work collaboratively in a cross-functional team, including backend API, web frontend, Mac, Windows, and Android/iOS mobile developers, to ensure seamless integration and optimal performance across various client applications.

What you will do:

• Architect and develop core libraries: Lead the design and development of core Rust libraries that serve as the backbone for Proton web and mobile applications.
• Cross-platform compatibility: Ensure compatibility and optimal performance across various platforms, including web browsers and mobile devices.
• Code review and optimization: Conduct code reviews and provide constructive feedback to ensure code quality, maintainability, and performance optimization.
• Collaboration: Work closely with frontend and mobile developers.
• Security: Implement and adhere to best practices in secure coding to maintain the high level of security and privacy Proton is known for.
• Testing: Develop and implement comprehensive testing strategies, including unit tests and integration tests, to ensure the reliability of core libraries.
• Documentation: Create and maintain thorough documentation for core libraries to assist other developers in understanding and utilizing the components.
• Continuous learning: Stay updated on the latest advancements in Rust and related technologies to suggest improvements and innovations.

Job requirements:

• 5+ years of professional software development experience, with a focus on Rust programming language.
• Strong expertise in Rust language features, concurrency, and ownership model.
• Experience in developing libraries for both web and mobile applications.
• Proven ability to work collaboratively in a team environment and excellent communication skills.
• Strong problem-solving skills and the ability to troubleshoot issues efficiently.
• Understanding of secure coding practices and a commitment to maintaining high levels of security and privacy.
• Proficient in using version control systems, preferably Git.
• Bachelor’s or Master’s degree in Computer Science, Software Engineering, or a related field.

What We Offer:

• Collaboration is easier and more effective in person, which is why we have offices in Geneva, Zurich, Prague, Barcelona, Paris, London, Vilnius, Skopje, and Taipei.
• We provide all the devices and software you need to excel in your role.
• Lunch and snacks are provided by Proton every day at our offices.
• We will always support our employees with transport costs through subsidizing public transport, bike allowances, or parking spaces based on your office location.
• At Proton, we are all owners of the company and you get stock options when you join us.
• You can define your own working hours as long as it works with team meetings.
• We are committed to your professional growth with various learning opportunities.
• Comprehensive health insurance plans, competitive retirement savings options, generous vacation and leave policies, and wellness programs.
• Proton is a community-first organization, started with the support of a crowdfunding campaign and built with community input.

Our Commitment to Diversity and Inclusion: At Proton, we believe diversity drives innovation and strengthens our mission to provide privacy as a default for all. We are committed to fostering an inclusive environment where all individuals feel valued and empowered.