Chadi Rahal is an engineer graduated from the Université de Technologie de Compiègne in Sévenans, France. With many years of experience in information technologies, he has specialized in database administration and architecture, as well as in cloud technologies. He has gained in-depth expertise in major database management systems, including Oracle, PostgreSQL, SQL Server, and MySQL. His professional journey has also led him to work on cloud infrastructure projects and information systems modernization, with a particular focus on AWS services such as Amazon RDS, EC2, VPC, S3, Aurora and DMS. His areas of competence also include database migrations, infrastructure automation using Terraform, performance optimization, high availability and disaster recovery architectures, as well as automation through scripting (Shell, PowerShell, and SQL). He has solid experience in advanced production support and in leading technical teams. Passionate about technological innovation and digital transformation, Chadi Rahal is particularly interested in cloud computing and modern architectures. He currently shares his expertise by teaching the course Cloud and Digital Transformation at the Department of Computer and Communications Engineering at ESIB.