John Rauser

John Rauser
Data Scientist, Snapchat


John has been extracting value from large datasets for 15 years at companies ranging from hedge funds and small data-driven startups to retailing giant He has deep experience in the areas of personalization, business intelligence, website performance and real-time fault analysis. An empiricist at heart, John’s optimism and can-do attitude make “Just do the experiment!” his favorite call to arms.


Web Performance 209/210
John Rauser (Snapchat)
Average rating: ****.
(4.77, 35 ratings)
Network latency, not bandwidth, dominates to-the-glass latency of many web applications. This talk explores the history and dark corners of TCP to examine how decisions made in the 1980s effect the speed of your applications today. Read more.
Keynotes, Web Performance Ballroom ABCD
John Rauser (Snapchat)
Average rating: ****.
(4.49, 61 ratings)
Many problems in web performance and operations are deeply cultural and only tangentially technical. Sadly, engineers are often very bad at creating cultural change. This talk presents four cases where clever people have created cultural change, and draws out the common lessons contained therein. Read more.

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