Senior Software Engineer (Isolation/Sandboxing)

Who We Are Looking For

We are looking for a Senior / Staff Software Engineer with a strong background in systems programming, Linux internals, performance optimization, and workload isolation.
This is not a typical backend, DevOps, SRE, or infrastructure engineering role. We need someone who can work across multiple layers of the system stack, from Linux kernel mechanisms and networking to application-level services and security controls.
The ideal candidate has experience designing, implementing, and optimizing complex systems where security, isolation, and performance are equally important.

What You'll Work On

• Building and improving secure workload isolation systems
• Designing and implementing sandboxing mechanisms for user-generated and AI-generated code execution
• Working with Linux security primitives such as:namespacescgroupsseccomppermissions and access controls
• Investigating and optimizing system perfor...