David Walker is a Principal Solution Architect at Clear Measure. He has over twenty years of experience in application development and lifecycle management with over eighty percent of that as a consultant. He was a Sitecore 2015 Technology MVP, has been an MCP since 2003, MCAD and MCSD since 2005 and was a 3 time Microsoft MVP - ASP/ASP.NET from July 2007 - July 2009, before he joined Microsoft as a Senior Application Development Manager where he mentored numerous Fortune 100 companies on full Application Lifecycle Management and Software Development best practices.

He has delivered well over one hundred presentations, including events like: Sitecore Symposium, Microsoft TechEd, VSLive! Dallas, VSLive! Austin and numerous User Groups, CodeCamp's, TechFests and other community conferences.

He has been the Chairman of the region's largest and highly successful technical training event, just finishing its twelth consecutive successful year, TulsaTechFest.com. He is the founder and current President of the Houston Sitecore User Group. He was formerly a board member for INETA (Vice President, Speakers Bureau), President of the Tulsa Developers .NET users group, founder and President of the Tulsa SQL Server Group and Tulsa Java Developers Group, and Vice President of the Tulsa SharePoint Interest Group.

Recently he has focused on a wide range of newer technologies, including: .NET Core, Azure, Machine Learning, AppFabric, MEF (Managed Extensibility Framework) and more.