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In the Spotlight - Tenni Theurer

Tenni Theurer

Manager of Yahoo! Exceptional Performance Team

Tenni Theurer manages the Yahoo! Exceptional Performance team, making products faster, better, and more efficient. She speaks regularly at conferences and recently published a series of performance blogs on Yahoo's User Interface Blog. Prior to Yahoo!, Tenni worked in IBM?s Pervasive Computing group involved in developing high performance enterprise mobile solutions. She worked directly with customers on large-scale deployments and was involved in marketing and competitive research, as well as performance development. Tenni holds a B.S. in Computer Science from the University of California, San Diego.























Presentations by Tenni Theurer

Workshop #1: High Performance Web Sites

Yahoo!'s Exceptional Performance team has identified 14 best practices for making web pages faster through a series of research studies on Yahoo!'s properties. These guidelines focus on the front end, for example, why it's bad to use "@import" for including stylesheets and why ETags disable browser caching. These best practices have proven to reduce response times of Yahoo! properties by 25-50%. We focus on the front end because that's where 80-90% of the end-user response time is spent. This "80-90% front end" phenomenon is not isolated to just Yahoo!. It holds true for most web sites, including the ten most-visited U.S. web sites. "