The Business Analyst Internship at Amazon presents a unique opportunity for aspiring analysts seeking to immerse themselves in the dynamic world of one of the planet's largest and most pioneering e-commerce and technology corporations. Amazon's vast and diversified operations create an environment that places a premium on strong communication and soft skills, which are pivotal facets of professional growth in today's interconnected business landscape. The primary objective of this analysis is to meticulously summarize the invaluable experience I garnered during my internship at the company's headquarters, situated in Luxembourg. The aim of the paper is to highlight the importance of the data analysis in the decision making process in the big tech companies like Amazon.