Saif Hasan is a highly experienced technical leader currently working at Meta since March 2020, where responsibilities include setting the technical direction for the Facebook Network Routing teams. Prior to this role, Saif held a position as a Senior Software Engineer at Meta from October 2013, contributing significantly to various teams. Earlier career experiences include internships at Microsoft India Development Center, where Saif developed a troubleshooting tool for the Bing Search Engine, and at Yahoo Labs, focusing on Sentiment Analysis of Webpages using machine learning and NLP techniques. Saif holds a Bachelor of Technology in Computer Science with honors from the Indian Institute of Technology, Bombay, where studies were undertaken from July 2009 to August 2013.