[ratherbefuddled]

> How come none of these companies list a single Scala job on their web site?

Twitter and Foursquare seem to list many scala jobs. Have you looked?

https://twitter.com/jobs/positions?jvi=oUebXfw0,Job

https://twitter.com/jobs/positions?jvi=o2nHWfwM,Job

https://www.jobscore.com/jobs/foursquare/software-engineer/a...