Wassim BEN FEKI Salem is a Data Engineer at iA Financial Group since June 2021, where responsibilities include managing data warehouses for various insurance solutions using data vault techniques. Prior experience includes serving as a Senior Business Intelligence Consultant at Adnia conseils, where project management tools were integrated into a data warehouse, and as a DWH Manager at Ooredoo Tunisie, leading a data warehouse revamp to the EMC Greenplum solution and overseeing Big Data and Real Time project implementations. Wassim has also held roles as a Business Intelligence Manager and Senior Expert in data warehouse solutions at Ooredoo Tunisie, focusing on team management, report implementation, and system integration. Earlier career experience includes working as a Software Developer at batam tunisie. Wassim holds a Master’s Degree in Computer Science from Université de Sfax, obtained between 1993 and 1997.