Martijn Helder is an experienced SharePoint Specialist and Technical Application Manager with a solid background in administering Microsoft SharePoint and Microsoft 365. Currently serving as a SharePoint Specialist at Ministerie van Defensie and a Technical Application Manager for SharePoint at The Greenery, Martijn has provided technical support for various SharePoint applications since 2008. Past roles include Microsoft 365 Consultant for Provincie Gelderland and SharePoint Consultant at Caesar SharedFlex, focusing on SharePoint infrastructure and customizations across multiple organizations. Martijn holds a Bachelor's degree in Information Technology from Hanze and a Havo NT degree from Ubbo Emmius.