There are many programming languages like python, ruby, php, java …
According to everyone should learn what kind.
If your hope is to make yourself competitive for a job - you’ll never be able to guess which language a company uses
I’d advise you sample a bunch of languages, particularly across functional, OO and messaging based languages, and similarly familiarise yourself with a variety of frameworks. This would make you adaptable, and you’ll find it easier to learn new languages in the future.