judy raj is google certified professional cloud architect she has great experience with the three leading cloud platforms-amazon web servicesazureand google cloud platform--and has co-authored book on google cloud platform with packt publications she has also worked with wide range of technologies in machine learningdata scienceblockchainsiotroboticsand mobile and web app development she is currently technical content engineer in loonycorn judy holds degree in computer science and engineering from cochin university of science and technology driven engineer fascinated with technologyshe is passionate codera machine language enthusiastand blockchain aficionado manohar swamynathan is data science practitioner and an avid programmerwith more than years of experience in various data science-related areasincluding data warehousingbusiness intelligence (bi)analytical tool developmentad-hoc analysispredictive modelingdata science product developmentconsultingformulating strategyand executing analytics programs xi