How AWS S3 is built

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January 21, 2026
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The Pragmatic Engineer
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How AWS S3 is built

Transcript

AWS S3 is the world's largest cloud storage service, but just how big is it and how is it engineered to be as reliable as it is at such a massive scale? Milon is the VP of data and analytics at AWS and has been running S3 for 13 years. Today we discuss the sheer scale of S3 in the data stored and the number of servers it runs on. How seemingly over... Read More

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