Marieme Diagana is an experienced IT professional currently serving as Responsable d'applications at Département de l'Essonne since July 2022, responsible for maintaining operational conditions of an application portfolio and managing projects in compliance with specifications. Prior to this role, Marieme worked as Ingénieur d'études PHP/Symfony at OPEN from November 2017 to June 2022, focusing on web application development for major clients. Additional experience includes positions as Ingenieure d'Etudes PHP/Symfony at GEAT and Analyste programmeur at ALTEN, involving client needs analysis, documentation, and software parameterization. Marieme also gained foundational experience as a Development Intern at MEV MARC EVRARD CONSEIL, where responsibilities included web application development and unit testing. Education includes a degree in Computer Systems and Software Engineering from Université Paris Cité and a Licence in Engineering Sciences from Université de Lorraine. Technical expertise encompasses Windev18, SQL, and object-oriented programming among various technologies.