Mamadou is a tax inspector at the General Direction of Taxes and Estates (DGI) in Senegal. He is the Head of the Medium Taxpayer Office. In the last 15 years at the DGI Senegal, he has held several positions at the operational as well as the highest functional level. Mamadou is currently the Co-Chair of the Addis Tax Initiative (ATI) representing ATI partner countries.