John Allspaw is Etsy’s chief technology officer, leading the Product Engineering, Infrastructure, and Operations teams. Previously, he was the SVP of infrastructure and operations at Etsy. For over 17 years, John has worked in system operations in the biotech, government, and online media industries. John began his career running vehicle crash simulations for the US government. In 1997, he made the leap to the Web, building the technical infrastructures at Salon, InfoWorld, Friendster, and Flickr. John is the author of The Art of Capacity Planning and Web Operations: Keeping the Data on Time, both by O’Reilly Media. He holds a BS from the University of Massachusetts, Amherst and an MSC from Lund University.
Steve Souders is chief curver at SpeedCurve, where he works on the interplay between performance and design. Steve previously served as Google’s head performance engineer, Yahoo’s chief performance officer, and Fastly’s chief performance officer. Steve pioneered much of the work in the world of web performance. He is the author of High Performance Web Sites and Even Faster Web Sites as well as the creator of many performance tools and services including YSlow, HTTP Archive, Episodes, ControlJS, and Browserscope. Steve taught CS193H: High Performance Web Sites at Stanford and serves as cochair of Velocity, the web performance and operations conference from O’Reilly.
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