While still a major user of Ruby and Rails, Twitter has gradually been moving more and more of its stack to Java and Scala. InfoQ spoke to Twitter engineer Evan Weaver to find out more.

Obviously a JVM stack developer is going to know Java. But in this world of polyglot programming, knowing a bit of JavaScript, Ruby and Scala as well is a must. In fact, it might even make you a ...

If you have the skills, Go, Scala and Ruby are the programming languages most likely to get you job interviews, although JavaScript, Python and Java are the languages most used by developers.

Programming languages: C++ overtakes PHP, but JavaScript, Python and Java still rule While the most used programming languages remain stable, there's quite a lot of change elsewhere.