Proton VPN enables millions of people to connect securely and privately, even in places where the internet is restricted or unreliable. Delivering that experience means our service must perform flawlessly under highly variable, real-world conditions…

BitRipple is hiring two Senior Software Engineers to build the next-generation network communication layer for AI, focusing on squeezing out GPU idle time during LLM training with accelerated RDMA communication across clusters. Roles: (1) Network la…

Hiring 4 full-time software engineers for low-level C++ systems work (HFT skillset preferred), reporting to the CTO. Company is a cloud provider using GPU virtualization software to arbitrage GPU prices, attaching GPUs over TCP to reduce downtime. T…

Starlink is the world’s largest satellite constellation and is providing fast, reliable internet to 4M+ users worldwide. We’re hiring a Senior Software Engineer as a member of our satellite collision avoidance team. The role involves writing a highl…

We are working on an open source, peer-to-peer based Web browser which enables people to retrieve websites from each other whenever a direct connection to the destination server is not possible. The networking part of the browser is written in C++ (…

For working on site as an employee, you must be legally authorized to work in Switzerland or be an EU citizen. For working remotely as an employee or as a contractor you must be located in CH, EU or US.