Jonathan Millican
Member Of Technical Staff at Germ Network
London, England, United Kingdom
Summary
👤
Senior🎓
Top SchoolJonathan Millican is a Member of Technical Staff and seasoned software engineering leader focused on applied privacy, security, and anti-censorship technologies, with eight years of industry experience and a decade-plus trajectory of impact. He led cryptography and applied privacy efforts at Meta, driving Messenger’s transition to end-to-end encryption by default for over a billion users and representing the work externally via talks, blog posts, and legal briefings. Skilled at bridging product, policy, and legal teams, he excels at anticipating user risks and designing practical cryptographic and product mitigations under real-world constraints. Now at OpenAI and advising Germ Network, he continues to tackle high-stakes privacy and free-expression problems at scale. A Cambridge computer science graduate and former founder, he pairs deep technical design fluency with hands-on product-building and a history of shipping both consumer-facing systems and backend security frameworks.
8 years of coding experience
15 years of employment as a software developer
MA (Cantab) Computer Science, MA (Cantab) Computer Science at University of CambridgeHarrogate Grammar SchoolSt Aidan's & St John Fisher Associated Sixth Form
English, French
Github Skills (7)
mls10
architecture9
asynchronous6
messaging6
security6
encryption6
cryptography6
Programming languages (2)
Github contributions (5)
facebookresearch/asynchronousratchetingtree
Jan 2018 - Mar 2018
On Ends-to-Ends Encryption: Asynchronous Group Messaging with Strong Security Guarantees
Contributions:8 commits, 4 PRs, 3 pushes in 2 months
cryptographyasynchronoussecuritymessagingencryption
jmillican/asynchronousratchetingtree
Jan 2018 - Mar 2018
Contributions:1 push, 2 branches in 2 months
cryptographyasynchronoussecuritymessagingencryption
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