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2025-08-25

Articles published on 2025-08-25.

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2025-08-25 · HN #49621102

The Architect Who Built Cloudflare's Foundation: Lee Holloway's Technical Legacy and Tragic Departure

Lee Holloway co-founded Cloudflare and served as its lead engineer, architecting core technologies like Anycast networking and the Cell infrastructure that enabled the company to scale. His technical contributions formed the foundation for Cloudflare's ability to handle over 10% of internet traffic. However, beginning in the early 2010s, behavioral changes emerged that were later diagnosed as behavioral variant frontotemporal dementia (bvFTD), leading to his departure from the company in 2016 at age 36 and a progressive loss of cognitive function.