USD per year
About Proton
Join Proton and build a better internet where privacy is the default Proton was founded in 2014 by scientists from CERN on a simple truth: privacy is a fundamental human right. Since then, we’ve built the world’s largest encrypted email service (Proton Mail) and expanded into Proton VPN, Proton Drive, Proton Pass, and Proton Calendar—tools used by millions globally to protect their freedom, fight censorship, and keep their data safe. In some situations, Proton has literally helped save lives! We are profitable, independent (no VC control), and selectively hire from the top ~1% of applicants. Our 500+ team members across 50+ countries come from leading organizations and elite academic backgrounds. We move fast, keep hierarchy light, and prioritize impact over optics. If you want to do meaningful work with exceptionally high-caliber people, this is it. Join us and do work you can truly be proud of. Check our open-source projects here!
The team:
Join a world-class Linux engineering team at the forefront of privacy-focused open-source development, where your contributions directly impact millions of users worldwide. Our engineers are passionate problem-solvers who thrive in a fast-paced, collaborative environment, tackling complex technical challenges with creativity and rigor. We value autonomy, technical excellence, and a shared commitment to building software that genuinely makes the world a safer place. If you are driven by purpose and love working alongside exceptionally talented people, you will feel right at home here.
What you will do:
- Design, develop, and maintain robust automated test frameworks and pipelines for Linux-based open-source software
- Write and execute functional integration regression and end-to-end test suites to ensure product reliability and security
- Collaborate closely with developers to define testability requirements and integrate automated tests into CI/CD workflows
- Identify document and track software defects working with engineering teams to drive timely resolution
- Perform exploratory and risk-based testing with a strong focus on privacy data integrity and security compliance
- Develop and maintain test infrastructure including virtual machines containers and Linux environment configurations
- Analyze test results generate reports and provide actionable insights to improve software quality and release confidence
- Contribute to the continuous improvement of QA processes tools and best practices across the engineering organization
- Participate in code reviews for test code ensuring maintainability scalability and adherence to engineering standards
- Stay current with the latest Linux ecosystem developments testing methodologies and open-source tooling
What we are looking for:
- 3–5 years of hands-on experience in software test automation with a strong focus on Linux-based environments
- Solid proficiency in at least one scripting or programming language commonly used for test automation such as Python Bash or Go
- Proven experience designing and maintaining automated test frameworks (e.g., pytest Robot Framework or similar)
- Good understanding of CI/CD pipelines and experience integrating automated tests with tools such as GitLab CI Jenkins or GitHub Actions
- Familiarity with containerization and virtualization technologies including Docker QEMU or similar tools for test environment management
- Solid knowledge of Linux internals system administration and command-line tooling
- Experience with version control systems particularly Git and comfort working in an open-source collaborative development model
- Understanding of software security principles and privacy-by-design concepts is a strong plus
- Ability to read and understand application source code to improve test coverage and identify edge cases
- Strong analytical and problem-solving skills with a structured detail-oriented approach to quality assurance
- Good communication skills ability to work effectively in a remote internationally distributed team
- A genuine passion for open-source software privacy building technology that has positive societal impact
What We Offer:
- Work that Matters: millions trust Proton with their privacy work is real with measurable impact.
- Stock Options: opportunity to be owners from day one.
- Technology: right hardware/software provided.
- Learning & Development: investment in growth real challenges from day one.
- Employee Benefits: health coverage retirement options leave wellness support.
- In-Person Collaboration: offices in Geneva Zürich Barcelona London etc.
- Food: lunch/snacks provided daily in offices.
- Transport: public transport bike allowances parking covered.
- Flexible Working: own schedule outcomes matter more than hours.
Our Commitment to Diversity and Inclusion:
Proton believes diversity drives innovation strengthens mission for privacy as default for all. Committed fostering inclusive environment valuing all individuals regardless race ethnicity gender age sexual orientation physical ability socio-economic background. Promotes equal opportunities open dialogue continuous learning ensuring every voice heard respected.
Candidate Privacy Notice:
Information stored in Greenhouse per their Service Privacy Policy used to evaluate suitability for position retained for future roles consideration deleted/anonymized if no longer needed. Contact privacy team at careers@proton.ch for inquiries.
Proton stands for privacy. Always has, always will. Proton is committed to putting people before profits and building a better internet with privacy-first services such as Proton Mail, Proton VPN, and others. The company has more than 500 team members from over 40 nationalities, serving tens of millions of users globally. Proton is one of Europe’s fastest growing tech companies focused on privacy and security.
View Company Profile