Test candidates using a real-time code editor over Skype. Give instructions, interview candidates and provide feedback via the in-browser Skype call. The in-browser code editor allows candidates to run their code and check their results. Help candidates avoid syntactic mistakes with real-time syntax highlighting for 7 popular programming languages.

C# doesn't seem to be working properly

string Hello () { return "test"; }

Console.WriteLine(Hello());

solution.cs(1,0): error CS1525: Unexpected symbol `string'

This looks really cool. Can you prepare a test project for the candidates or do they always start from blank?