Proton
Proton builds a suite of privacy-focused, open-source services including Proton Mail, Proton VPN, Drive, Calendar, and Pass for individuals and organizations. The company operates a subscription-based model without ads or data mining, and is governed by the Swiss non-profit Proton Foundation. Founded in 2014 by scientists with CERN ties and headquartered in Geneva, it reports over 100 million user accounts worldwide.
Open Positions at Proton
18 open positions
Own the operational excellence and 24/7 reliability of Proton Meet, Proton’s encrypted video-calling service. You’ll build and automate infrastructure, improve observability, conduct load testing, and debug production issues as the service scales.
Join Proton’s Infrastructure Systems team to operate and improve the global platforms behind privacy-focused products used by millions. You’ll build automation, observability, and reliability solutions across Kubernetes, servers, networking, and distributed infrastructure.
Build and operate scalable machine learning systems that protect millions of Proton users from spam, abuse, account compromise, and evolving security threats. You’ll work on real-time inference, agentic AI, model monitoring, and privacy-preserving security solutions.
Build the Rust-based foundation of Proton Drive, creating core libraries and SDKs that power secure web and mobile applications. You’ll work across platforms with frontend, backend, desktop, and mobile teams to deliver reliable, privacy-focused technology.
Build and operate the globally distributed infrastructure powering Proton VPN, helping millions of users maintain private internet access even in censorship-heavy environments. This senior role focuses on automation, reliability, observability, and resilient network operations.
Build Proton Drive’s native Linux desktop client from the ground up as a highly visible greenfield open-source project. You’ll work across the application, Linux system integration, SDK and CLI tooling, testing, packaging, and distribution.
Proton is hiring a Senior Machine Learning Engineer to transform its Security Operations Center with ML-driven threat detection, anomaly analysis, and incident-response automation. The role also explores LLM-powered tools that make SOC workflows faster, safer, and less repetitive.
Join Proton’s Storage SRE team to design, automate, scale, and operate resilient on-premise storage infrastructure supporting millions of users. This role combines infrastructure engineering, observability, incident response, and high-availability operations in Geneva or Paris.
Build and evolve the .NET sync SDK powering Proton Drive’s privacy-focused desktop applications across Windows, macOS, and Linux. The role combines concurrent application development, end-to-end encryption internals, testing, monitoring, and operational ownership.
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