Join Proton and help build a better internet where privacy is the default. Proton was founded in 2014 by scientists from CERN on the belief that privacy is a fundamental human right. Since then, Proton has developed the world’s largest encrypted email service and expanded into Proton VPN, Proton Drive, Proton Pass, and Proton Calendar, serving millions globally to protect their freedom, fight censorship, and keep their data safe. Proton is profitable, independent, and hires selectively from top applicants. If you want to do meaningful work with high-caliber people, this is an opportunity to make a real impact.
Tasks
- Architect and develop core Rust libraries that serve as the backbone for Proton web and mobile applications.
- Ensure compatibility and optimal performance across various platforms, including web browsers and mobile devices.
- Conduct code reviews and provide constructive feedback to ensure code quality, maintainability, and performance optimization.
- Work closely with frontend and mobile developers.
- Implement and adhere to best practices in secure coding to maintain a high level of security and privacy.
- Develop and implement comprehensive testing strategies, including unit tests and integration tests, to ensure the reliability of core libraries.
- Create and maintain thorough documentation for core libraries to assist other developers in understanding and utilizing the components.
- Stay updated on the latest advancements in Rust and related technologies to suggest improvements and innovations.
Requirements
- 5+ years of professional software development experience, with a focus on the 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.
- Bonus: Experience with iOS (Swift) or Android (Kotlin) development, particularly building native mobile SDKs or integrating Rust libraries into mobile codebases.
Benefits
- Work that matters: millions of people trust Proton with their privacy, and the impact is measurable.
- Stock options: opportunity to be an owner of the company from day one.
- Technology: access to the right hardware and software to do your best work.
- Learning & Development: investment in your growth and opportunities for real ownership from day one.
- Employee benefits: strong health coverage, solid retirement options, generous leave, and wellness support.
- In-person collaboration: work face-to-face with passionate, smart, and purposeful people in offices across Geneva, Zürich, Barcelona, London, and more.
- Food: lunch and snacks provided every day in the offices.
- Transport: coverage for public transport, bike allowances, or parking.
- Flexible working: set hours that work for you and your team.
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Über uns
Das Team
The Proton Drive team develops the SDKs and core technology for Proton Drive's client applications, ensuring consistency and correctness across platforms. The team collaborates closely with backend API, web frontend, Mac, Windows, and Android/iOS mobile developers, and maintains the architectural roadmap and documentation for Drive.