Network Engineer

We’re hiring a Senior Software Engineer (Networking) to join a team building an open-source platform that helps companies create secure, high-performance networks . You’ll take the lead on building and improving high-performance networking systems across Windows, macOS, and Linux , and work hands-on across the backend—especially in Go (and other backend languages). What you’ll do Build, maintain, and optimize high-performance networking/backend code Own technical decisions and help shape architecture and direction Collaborate through code reviews, design discussions, and technical problem-solving Improve the product and contribute to a fast-moving engineering culture Support the open-source community by responding to GitHub issues and helping users Occasionally join technical calls with customers to understand and solve real-world needs What we’re looking for Must-Haves 5+ years of professional software engineering experience 2+ years building production systems in Go (Golang) and/or other backend languages (e.g., Python, Java, Node.js/TypeScript, C/C++, Rust) Strong backend engineering fundamentals and distributed systems experience Deep networking knowledge: protocols, routing, tunneling, VPN concepts Experience improving network performance , monitoring, and reliability Strong understanding of multi-threading and async programming Solid testing practices (unit + integration) Strong communication skills and collaborative mindset Nice-to-Haves Hands-on experience with VPN solutions Experience with REST and/or gRPC APIs Automation/scripting mindset Experience maintaining widely used production software Open-source contributions What’s in it for you Competitive salary + equity Hybrid setup (Berlin office + remote flexibility) Collaborative team that values clean execution and fast shipping High ownership and autonomy (outcomes > hours) Growth opportunity in a company driving the future of Zero Trust security #J-18808-Ljbffr