Microsoft Technologies ( ASP.NET,C#, MVC, MSSQL, having 8+ years experience) &
Open Soft Technologies (Ember.js, Vue.js, Firebase having last 3+ years experience
Have read your requirements for .NET, never used Google Maps API. I but hands on ArcGIS API for Silverlight & ArcGIS API for Javascript.
I have mostly worked on web-based applications using C#.NET (MVC + Web Forms), MS SQL, MySQL, Oracle databases and Firebase for NoSQL database, however I have also worked extensively on Windows desktop applications, C# components, windows services, web services, and WCF and restful services, API's using C#. Facebook SDK, Google SDK, HTML5, CSS3, JSON, Bootstrap, Materialize, Vuetify for cross browsing compatibility.
Skills include ArcGIS Pro knowledge, data acquisition, coordinate system & datum transformations, data conversion including CAD data to GIS, SQL and NoSQL database design, creation & maintenance, georeferencing, geocoding, topology correction, cartographic design & map making, raster data processing, spatial analysis including raster calculation & analysis, conversion of GPS data into GIS format, Geocoding and reverse Geocoding, & position analysis, Geostatistical Analysis, Overlay/extraction Spatial data, 3D Analysis( Watershed analysis, Slope, Aspect,): some ERDAS Imagine