Software Engineer, Network Performance & Reliability
About Us At Cloudflare, we are on a mission to help build a better Internet. Today the company runs one of the world’s largest networks that powers millions of websites and other Internet properties for customers ranging from individual bloggers to SMBs to Fortune 500 companies.
What this role actually needs.
About Us At Cloudflare, we are on a mission to help build a better Internet. Today the company runs one of the world’s largest networks that powers millions of websites and other Internet properties for customers ranging from individual bloggers to SMBs to Fortune 500 companies. Responsibilities: - Systems-level programming experience in Go, Rust, C, or C++. We use Rust extensively, and while experience with the language isn't required a willingness to learn it is. - A solid grasp of networking protocols in Layers 3 and 4 of the OSI Model. - Knowledge of HTTP, TLS, and CDN networks. - Experience in implementing secure and highly-available distributed systems. - Strong ability to debug issues in complex systems. - Strong collaboration and communication skills. Requirements: - Systems-level programming experience in Go, Rust, C, or C++. We use Rust extensively, and while experience with the language isn't required a willingness to learn it is. - A solid grasp of networking protocols in Layers 3 and 4 of the OSI Model. - Knowledge of HTTP, TLS, and CDN networks. - Experience in implementing secure and highly-available distributed systems. - Strong ability to debug issues in complex systems. - Strong collaboration and communication skills. Company context: Cloudflare is the global edge network, security, and developer platform serving a meaningful share of internet traffic.
Day-to-day expectations
Cloudflare lists these responsibilities for the Software Engineer, Network Performance & Reliability role.
- Systems-level programming experience in Go, Rust, C, or C++. We use Rust extensively, and while experience with the language isn't required a willingness to learn it is.
- A solid grasp of networking protocols in Layers 3 and 4 of the OSI Model.
- Knowledge of HTTP, TLS, and CDN networks.
- Experience in implementing secure and highly-available distributed systems.
- Strong ability to debug issues in complex systems.
- Strong collaboration and communication skills.
What a strong candidate brings
These requirements are extracted from the source listing and normalized for UpJobz readers.
- Systems-level programming experience in Go, Rust, C, or C++. We use Rust extensively, and while experience with the language isn't required a willingness to learn it is.
- A solid grasp of networking protocols in Layers 3 and 4 of the OSI Model.
- Knowledge of HTTP, TLS, and CDN networks.
- Experience in implementing secure and highly-available distributed systems.
- Strong ability to debug issues in complex systems.
- Strong collaboration and communication skills.
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Software Engineer, Network Performance & Reliability is framed against UpJobz source checks, country scope, compensation visibility, and work-authorization signals so candidates can make a faster go/no-go decision.
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Current extracted signal: Open to TN, H-1B, and OPT candidates already in the United States. UpJobz treats this as a search signal, not legal advice, and links visa-sensitive roles back to the relevant visa hub where possible.
Location read
On-site roles in Austin should be compared against commute, local salary bands, and nearby employer demand.
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Source: boards.greenhouse.io · Source ID: 7446310 · Confidence: 93/100 · Last checked: May 7, 2026
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