André Ferreira holds a Master's degree in Electrical and Computer Engineering from Instituto Superior Técnico, specializing in the areas of Computers and Systems, Decision and Control. He has experience as a consultant and software engineer in data analysis and Big Data projects. Currently, he works as an Escalation Engineer at Microsoft, where he is responsible for solving complex and critical problems related to the Azure Cosmos DB distributed database service, in collaboration with the product team and the customer support team. He is also a guest assistant professor at Nova IMS, where he teaches Non-Relational Data Management course, focused on NoSQL databases. His main interests are the development and architecture of Big Data and Machine Learning solutions in the cloud.