Senior Software Engineer, Network On-Ramps

About Cloudflare

Team and role

Potential team work

• Build anycast BGP implementations that sustain sessions moved across servers and regions.
• Develop flow and log collection, correlation, and analytics systems for customer network visibility.
• Build Linux kernel-based networking dataplane systems that ingest and forward traffic.
• Create control-plane systems for customers to express complex network configurations.
• Deliver features, improve performance and scalability, and partner with engineering and product colleagues.

Desirable experience

• Building and shipping large-scale, reliable, highly distributed systems.
• Systems-level programming, especially in Go and Rust; expertise in L3 and L4 networking protocols.
• Linux kernel networking primitives such as netfilter, nftables, eBPF, tc, and network namespaces.
• Designing and integrating RESTful APIs and backend systems; experience with large-scale distributed data pipelines.
• Debugging, optimization, attention to detail, end-to-end ownership, cross-team collaboration, and clear communication.

Location and interview

• The posting lists Austin and Champaign as locations; it does not specify a work arrangement.
• Candidates who progress to the offer stage may be asked to attend an in-person interview at a Cloudflare office or hub.

Additional conditions

• The role may require access to technology protected under U.S. export control laws; an offer may depend on authorization to receive controlled technology without export-license sponsorship.