Leire Ruiz Estebanez currently serves as Flexibility Project Manager at EPEX SPOT, having previously held various roles at GreenSync, including Business Development and International Project Manager. At GreenSync, expertise was applied in developing software that enhances renewable energy resource integration. Prior experience includes project management for Aftermarket Services & Digital Technology at Siemens, where responsibilities spanned multiple international projects, and roles as Senior Electrical & Control System Engineer. Leire's early career involved research at Rolls-Royce and a data management project at Airbus. Academic credentials include an MSc in Management and Information Systems from Cranfield University and qualifications in Scrum Project Management and Project Fundamentals from Siemens.