Research Engineer Intern (Summer 2026)

Cloudflare is seeking a Research Engineer Intern for Summer 2026 to contribute to strategic projects focused on improving security, privacy, and systems. The role involves solving complex problems, working with open source software, and contributing to in-house research and collaboration with external organizations. The company values curiosity, empathy, and a passion for learning, and is committed to building a diverse and inclusive team.

Requirements

• Evidence of tackling hard or open-ended problems
• Proven track record of peer-reviewed research, open-source contributions, or standards development
• Experience clearly 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

• Competitive salary