At Cloudflare, we have our eyes set on an ambitious goal: to help build a better Internet. Today the company runs one of the world’s largest networks that powers trillions of requests per month. Cloudflare protects and accelerates any Internet application online without adding hardware, installing software, or changing a line of code. Internet properties powered by Cloudflare have all web traffic routed through its intelligent global network, which gets smarter with every request. As a result, they see significant improvement in performance and a decrease in spam and other attacks. Cloudflare was recognized by the World Economic Forum as a Technology Pioneer and named to Entrepreneur Magazine’s Top Company Cultures list.
We realize people do not fit into neat boxes. We are looking for curious and empathetic individuals who are committed to developing themselves and learning new skills, and we are ready to help you do that. We cannot complete our mission without building a diverse and inclusive team. We hire the best people based on an evaluation of their potential and support them throughout their time at Cloudflare. Come join us!
About the Department
Cloudflare’s Technology Research Team is involved with building the future of Cloudflare by tackling strategic projects that have a large impact on the way Cloudflare systems, and the Internet at large, work. Engineers in the Technology Research Team office are expected to research new ideas and technologies, dive into existing codebases to make meaningful changes, work independently on greenfield projects, and collaborate closely with the Engineering organization to achieve common goals.
The Technology Research Team is focused on solving difficult problems in security, performance, and privacy at scale using cryptographic tools. This involves systems engineering, open source software development, protocol design, the implementation of cryptographic primitives, contributions to cutting-edge research in collaboration with academia, participation in Internet standards organizations like the IETF, and more.
We are looking for systems engineers, programmers and researchers with a broad background and a specialization in cryptography to work on our team. Experience in Go, C and/or Lua is required, experience with x86/amd64 assembly is preferred.
- Currently in a M.S. or Ph.D. Computer Science or related field, or equivalent experience.
- Advance knowledge of networking protocols - TCP/IP, DNS, BGP, QUIC etc.
- In-depth knowledge of authentication protocols, applied cryptography, PKI and SSL/TLS
- Proficiency in the following languages - Go, C and/or Lua
- Proven track record of independently driving projects in a fast-paced environment
- Excellent communication skills on both technical and non-technical issues
- Substantial contributions to cryptography software such as OpenSSL or Go's crypto/tls
- Experience with high throughput/low latency real-time systems and/or content delivery networks
What Makes Cloudflare Special?
We’re not just a highly ambitious, large-scale technology company. We’re a highly ambitious, large-scale technology company with a soul. Fundamental to our mission to help build a better Internet is protecting the free and open Internet.
Project Galileo: We equip politically and artistically important organizations and journalists with powerful tools to defend themselves against attacks that would otherwise censor their work, technology already used by Cloudflare’s enterprise customers--at no cost.
Project Athenian: We created Athenian Project to ensure that state and local governments have the highest level of protection and reliability for free, so that their constituents have access to election information and voter registration.
Path Forward Partnership: Since 2016, we have partnered with Path Forward, a nonprofit organization, to create 16-week positions for mid-career professionals who want to get back to the workplace after taking time off to care for a child, parent, or loved one.
Sound like something you’d like to be a part of? We’d love to hear from you!
Cloudflare is proud to be an equal opportunity employer. We are committed to providing equal employment opportunity for all people and place great value in both diversity and inclusiveness. All qualified applicants will be considered for employment without regard to their, or any other person's, perceived or actual race, color, religion, sex, gender, gender identity, gender expression, sexual orientation, national origin, ancestry, citizenship, age, physical or mental disability, medical condition, family care status, or any other basis protected by law. We are an AA/Veterans/Disabled Employer.
Cloudflare provides reasonable accommodations to qualified individuals with disabilities. Please tell us if you require a reasonable accommodation to apply for a job. Examples of reasonable accommodations include, but are not limited to, changing the application process, providing documents in an alternate format, using a sign language interpreter, or using specialized equipment. If you require a reasonable accommodation to apply for a job, please contact us via e-mail at firstname.lastname@example.org or via mail at 101 Townsend St. San Francisco, CA 94107.