I have no idea how many companies really use Scala. I know a few, but have no conclusive statistics on that.

Twitter uses it in middleware and frontend code: http://kevinoncode.blogspot.com/2008/10/octobers-bay-area-scala-enthusiasts.html.
See also http://www.scala-lang.org/node/1658 for an overview of companies using Scala. There are some large companies in that list!

– Daan

Im an IT student and currently I am studying a course that involves scala as a means to exhibit functional programming. would you be able to tell me , how many companies actually use scala or in which disciplanary areas scala would be applicable ? Its just that if I know about its application, then I ll just get a greater drive to learn the language.

Thank You,
Sheena

For me personal, Scala is a learning experience. It is refreshing to sometimes look at other technologies. When I learn more about other technologies, I can apply that knowledge to my current projects.

You can become a better programmer by looking around with an open mind, rembering the good stuff, forgetting the bad stuff.

[...]Many people do not know about the programming language Scala, or why they should care. I think you should care, because Scala has some nice secrets from which you can learn a lot. Scala is a great excuse for learning new things. Even if you never …