MS Sharepoint Consultant

About 23 years in IT. Initially as Novell Netware (3.x, 4.x) administrator , MS Windows Server administrator (NT, 2000, 2003), and now as a system administrator (SharePoint) and migration engineer and provider of helpdesk services
Since 2007 closely linked with SharePoint: Planning and Implementation of new 2003, 2007, 2010 and 2013 farms, successful migrations from 2003 to 2007, from 2007 to 2010 and from 2003 to 2013. Actually migration from existing Chinese SharePoint 2007 farm into global SharePoint 2010 environment.
During the last 7 years I have planned, implement and supported about 30 farms, build on SharePoint 2003, 2007, 2010 and 2013 in intranet and extranet. The biggest one, high available SharePoint 2010 farm with about 2500 site collections and 20000 users.
Daily work, except of migration and/or implementations project, support and operations of several SharePoint 2010 and 2013 farms with about 1000 site collections.