I also have deep knowledge of JS, from the time one had to make it work on Internet Explorer 6, and believe me C# is not that different, maybe if you want a smo

I also have deep knowledge of JS, from the time one had to make it work on Internet Explorer 6, and believe me C# is not that different, maybe if you want a smoother transition just learn a bit of TypeScript first, then C#. Which btw were both co-created by the same guy, Anders Hejlsberg.