Research Engineer Intern (Spring/Jan 2026)

Cloudflare is seeking a Research Engineer Intern in Spring 2026 to contribute to strategic projects related to security, privacy, and systems. The role involves engineering, data analysis, open-source software development, and protocol design in a collaborative environment, with a focus on maintaining the integrity of the Internet. Interns will augment existing expertise and explore novel projects.

Requirements

• Evidence of tackling hard or open-ended problems
• Proven track record of peer-reviewed research, open-source software contributions, or standards development
• Experience communicating research ideas through papers, pre-prints, standards documents, blogs, or similar media
• Ability to work in a systems-level programming language (e.g. Rust, C, Go)
• Passion for debugging and ensuring system reliability
• Willing and eager to share knowledge

Benefits

• Mentorship
• Exposure to cutting-edge research
• Collaborative work environment