Senior Database Platform Engineer

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 700+ 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. Check our open-source projects here . The Database Platform Team The Database team owns the backbone of every Proton product — a web-scale fleet of mission-critical MySQL databases serving hundreds of millions of users worldwide. We sit within the Infrastructure department and are responsible for making these databases available, performant, and secure as Proton's product surface keeps expanding. We treat manual toil as a bug: automation is how we scale, not headcount. You'll be joining at a critical phase — we're actively raising our automation ceiling, evaluating distributed database systems, and building the platform that w