Nupur Mittal is an accomplished data scientist with extensive experience in the field, currently serving as a Team Lead and Senior Data Scientist at ArcelorMittal since September 2017. Prior to this role, Nupur worked at Davidson Consulting as a Data Science Consultant and at Travelsify as a Recommendation System Engineer. Educationally, Nupur holds a Ph.D. in Recommendation Systems from INRIA, along with multiple Master's degrees in Data Mining and Knowledge Management from various institutions. Nupur's expertise encompasses social network mining and privacy, recommendation systems, and machine learning, further demonstrated through internships and research positions at respected organizations such as NICTA, Orange Business Services, and Ecole Centrale Paris.