Raj Biswas

Raj Biswas is an accomplished data science professional with extensive experience in applied science and machine learning. At Amazon, Raj served as an Applied Scientist from January 2022 to August 2025, contributing to the development of apparel and shoe size recommender systems, which improved customer experience and reduced return rates. Prior roles at Amazon Web Services included designing machine learning solutions for diverse business challenges. Earlier experiences involved data science at Autodesk and NextOrbit, where Raj utilized NLP techniques and forecasting models. Educational qualifications include a Master of Science in Data Science from Columbia University and a Bachelor of Technology in Computer Science from Vellore Institute of Technology.