Software Engineer, Sandboxing

📋 Description

• Design, build, and operate the sandboxing infrastructure that runs untrusted, model-generated code
• Improve sandbox startup time, density, and throughput, including snapshot and restore
• Strengthen isolation across compute, filesystem, and network, including egress controls and
• Investigate and fix performance, reliability, and security issues at the kernel, hypervisor, and
• Build the monitoring, tracing, and debugging tools that show where time and resources go inside a
• Work with researchers to support reinforcement learning environments and evaluations that need

🎯 Requirements

• Software engineering experience in Linux systems programming, kernel development, or another
• Strong programming skills in at least one systems language such as Rust, C, C++, or Go
• Working knowledge of virtualization or container isolation technologies such as KVM, QEMU
• Understanding of Linux resource management, including namespaces, cgroups, scheduling, and memory
• Experience profiling and debugging performance issues at the system level
• Ability to work in unfamiliar codebases and technical areas, and to ship practical solutions with

🎁 Benefits

• Competitive compensation and benefits
• Optional equity donation matching
• Generous vacation and parental leave
• Flexible working hours
• Lovely office space in which to collaborate with colleagues
• Visa sponsorship (we do sponsor visas, making every reasonable effort; we retain an immigration