Olivier Sainson currently serves as the Chief Operations Officer at Rohlik Group, overseeing sales, operations, deliveries, facilities, and expansion since July 2021. Prior to this role, Olivier was the Chief Operations and Logistics Officer at Walmart, managing sales, operations, logistics, real estate, facilities, and security from June 2018 to July 2021. Olivier's experience also includes significant positions at METRO/MAKRO Cash and Carry, where titles included Deputy Director of Operations and Director of Operations, focusing on sales, operations, logistics, real estate, and security. Earlier roles at METRO AG and METRO Cash & Carry India involved global HR operations and leadership in sales and operations, respectively, further enhancing Olivier's expertise in the industry.