David Ortinau
David is a Principal Program Manager on the .NET team at Microsoft, focused on Xamarin.Forms. A .NET developer since 2002, and versed in a range of programming languages, David has developed Web, environmental, and mobile experiences for a wide variety of industries. After several successes with tech startups and running his own software company, David joined Microsoft to follow his passion: crafting tools that help developers create better app experiences. When not at a computer or with his family, David is exploring trails through the woods.
Detailed Biography
David is a Principal Program Manager on the .NET team at Microsoft, focused on Xamarin.Forms. A .NET developer since 2002, and versed in a range of programming languages, David has developed Web, environmental, and mobile experiences for a wide variety of industries. After several successes with tech startups and running his own software company, David joined Microsoft to follow his passion: crafting tools that help developers create better app experiences. When not at a computer or with his family, David is exploring trails through the woods.
Contact Information:
Articles Authored
-
Use .NET MAUI for Native, No-Compromise Apps
Last updated: Wednesday, October 8, 2025
Published in: CODE Focus Magazine: 2022 - Vol. 19 - Issue 1 - .NET 7.0
David Ortinau argues that .NET MAUI lets .NET developers build high-performance, native-feeling mobile and desktop apps from a single multi-targeted project, reusing existing .NET skills and libraries, simplifying resources, lifecycle, and platform integration, and enabling Blazor hybrid UI, strong tooling (hot reload, Live Preview) and enterprise patterns to accelerate cross-platform app delivery with no compromise.
-
Xamarin.Forms 5: Dual Screens, Dark Modes, Designing with Shapes, and More
Last updated: Wednesday, August 31, 2022
Published in: CODE Focus Magazine: 2020 - Vol. 17 - Issue 1 - .NET 5.0
Learn about new enhancements to Xamarin.Forms 5 to support new screen sizes, orientatonss and postures supported in the Surface Duo.