JS on the server is actually really fast and well supported. Not really sure what you're driving at here.
https://blog.kevinchisholm.com/javascript/javascript-wat/
Thankfully we can thank someone with the lifetime experience of designing Turbo Pascal, Delphi, J++, C#, and his team, to have made the experience bearable.
JS on the server is actually really fast and well supported. Not really sure what you're driving at here.