A major financial processing company writes it money handling systems in Ruby.
Terrifying.
This ought to change your mind about Ruby!
Things can always be worse. It could be PHP, for example.
The systems have to be written in some kind of programming language, and I think Ruby is a perfectly fine choice.
If you think that's terrifying, imagine all of the essential code written in COBOL and FORTRAN.
Skippy the Intern, now retired these thirty years...
I’d hardly call Sorbet Ruby :)
[dead]
Considering that it's been doing so successfully at volume for just over 15 years, I think their language choice was fine.