Mitul Tiwari is Cofounder and co-CTO of Rupert Labs. His expertise are in building data driven products using data science and big data technologies. Previously he was Engineering Manager and Staff Research Engineer at Search, Network, and Analytics group at LinkedIn, where led technical innovations in large-scale social recommender systems such as “People You May Know” and “Related Searches”. Before that, he worked at Kosmix (now Walmart Labs) as a Lead Member of Technical Staff, where he worked on web-scale document and query categorization, and its application to vertical search, personalized newspaper, and tweets classification. He earned his PhD in Computer Science from the University of Texas at Austin. Earlier he received his under graduation from Indian Institute of Technology, Bombay. His interests include natural language processing, data science, recommender systems, machine learning, and scalable systems. He has co-authored more than twenty publications in top conferences such as KDD, WWW, VLDB, SIGIR, CIKM, and SPAA.