Core System Engineer

At least 2 years of recent professional experience with C, C++, Rust, or similar systems programming languages Strong systems-level programming skills Solid understanding of computer science fundamentals, including data structures, algorithms, concurrency, and software design High-level proficiency with Linux Good understanding of networking and web technologies, particularly HTTP Basic understanding of web browsers and JavaScript Experience with Git and continuous integration workflows Ability to debug and analyze complex software and production issues Strong problem-solving and analytical skills An operational mindset and willingness to own systems in production Experience building high-performance or distributed systems, particularly in Rust.

Experience with Nginx or Nginx module development. These are considered a plus. Deep Linux/UNIX, kernel, or networking knowledge. Experience with TCP/IP, UDP, DNS, TLS, QUIC, HTTP/2, or HTTP/3. These are considered a plus. Design, develop, and maintain high-performance Core System software Work across different components and products of the CDN and edge platform Debug, troubleshoot, and optimize complex production systems Investigate performance, reliability, scalability, and resource-usage issues Participate in system design, code reviews, and technical decision-making Own software throughout its lifecycle, from development to production operation Research and evaluate technologies, protocols, and approaches relevant to the platform Write and maintain technical and operational documentation Collaborate with other engineers to develop reliable, scalable, and maintainable systems