Requirements

• 2+ years of recent professional experience with C++ or Rust.
• Strong computer science fundamentals, including data structures, algorithms, and software design.
• Operational mindset and experience owning production systems.
• Deep understanding of the web, including HTTP, JavaScript, and WebAssembly.
• Experience debugging and optimizing large-scale Linux-based distributed systems.

Nice to Haves

• Experience building high-performance distributed systems in Rust.
• Experience with cloud or serverless platforms.
• Familiarity with JS engine internals such as V8, SpiderMonkey, or JavaScriptCore.
• Experience with standalone WebAssembly runtimes such as Wasmtime, Wasmer, or Lucet.
• Deep Linux, UNIX, kernel, or networking knowledge.
• Contributions to large open source projects.

What You'll Be Doing

• Build features and improvements for the Workers Runtime.
• Improve runtime performance, reliability, and scale.
• Expand JavaScript API and WebAssembly support.
• Help shape features based on technical possibilities.
• Own code in production and debug issues in a large-scale distributed system.
• Work in a fast-paced, iterative environment balancing product goals with technical execution.

Perks and Benefits

• Medical, dental, and vision insurance.
• Flexible Spending and Commuter Spending Accounts.
• Fertility and family forming benefits.
• On-demand mental health support and Employee Assistance Program.
• Global travel medical insurance.
• Short and long term disability insurance.
• Life and accident insurance.
• 401(k) retirement savings plan.
• Employee stock participation plan.
• Flexible paid time off covering vacation and sick leave.
• Leave programs including parental, pregnancy health, medical, and bereavement leave.