Engineering Fitness

Performance

A Look at How Fitbit Prepares our Site for the Holidays

Ensuring that Fitbit’s site is always available is a top priority for our engineering organization. This is especially true during the annual holiday season that spans Black Friday through the end of the year. Christmas day brings extra pressure and visibility on our site because it is the busiest day of the year for user account creation and...

Automatic Mean Shift Detection: My Internship Project

This summer Margaret Tian interned on Fitbit’s Performance and Capacity team and worked on researching, designing, and implementing an automatic mean shift detection system to help with production site health monitoring.  Here she describes her project and her experience as an intern at Fitbit. Background What is a mean shift? A mean shift...