Sudhakar Vijayakumar is a freelance trainer in data analytics, text mining, and machine learning. Besides his engineering degree, he has done his MBA at Pondicherry University. He has developed software products for conducting online examinations, prescriptive analytics modules, and text scrapers and consults various companies. He also provides R / Python / SQL / PowerBI / Tableau / Google Analytics / Digital Marketing and Web Development Frameworks training and train students for coding interviews.