Tushar Singal is an AI security engineer with 11 years of experience building and securing large-scale systems across Meta, TikTok, and Apple. He led Meta’s product security strategy for internal AI agents, co-authored the company‑wide “Rule of Two” framework, and helped shape AI security policy through representation at RAND. Previously he architected the world’s largest SPIRE zero‑trust deployment (1M+ nodes) at TikTok and designed distributed secrets infrastructure protecting Apple’s cloud cryptographic keys. He has hands-on backend experience contributing to Cloud Foundry’s cloud_controller_ng and a history of operationalizing secrets, PKI, and ephemeral auth for billions of users and high‑value AI models. Known for translating threat models into production roadmaps, he combines executive‑facing security leadership with deep engineering execution. Based in the United States and Berkeley‑trained, he’s equally comfortable in incident drills, cross‑org alignment, and publishing practical security frameworks.
11 years of coding experience
1 year of employment as a software developer
Bachelor of Science - BS, Electrical Engineering and Computer Science, Bachelor of Science - BS, Electrical Engineering and Computer Science at University of California, Berkeley
Contributions:20 commits, 6 PRs, 45 pushes in 2 months
Contributions summary:Tushar primarily contributed to the backend functionality of the Cloud Foundry Cloud Controller. Their work involved bug fixes, specifically addressing issues in MySQL test failures and issues in the staging process. They also implemented and refactored scripts related to local development environments using bash. Furthermore, the user added new metrics to track the staging process.
Contributions:7 commits, 5 pushes, 2 branches in 4 years 3 months
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