Chao (Ray) Feng
Performance Engineer II, Microsoft

Ray has been working for Microsoft as a performance engineer since 2006 and mainly focus on web performance on more than 14 different projects including,,,,, etc.

Page Phase Time (measuring perceived performance by simulating user perception) is now being used by MSN, MSDN and TFS and under consideration by several other internal teams within Microsoft.

Join Ray for the talk on Page Phase Time at Velocity New York 2013!

Chao (Ray)'s recent contacts

No User photo Peter Cordaro
Sales Manager
Catchpoint Systems

Recent comments

posted almost 7 years ago:
Wouldn’t it be Cool If a perceived (UI) performance measurement technology that: 1. Tells when a user, in his/her mind, considers a web page is “done”. -Not relying on Browser Events (e.g. Onload),...


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