If your choice would be C or Haskell, you might have a look at Go (at least for the backend). It's usage is growing a lot in the last time. Your choice may als

If your choice would be C or Haskell, you might have a look at Go (at least for the backend). It's usage is growing a lot in the last time. Your choice may also differ from the location. In the USA Ruby on Rails experts have a good chance to find a job. In Europe (for example Germany) there are only a few well paid jobs.