I think the most attractive thing would be working with others who are also interested in languages.
I definitely believe that functional code bases rot less/slower than imperative/OO code bases. If it’s because the functional code bases are written by “better developers” that’s an even stronger argument for aiming for taking a job using one.
I used to think like that, then I realized that even the famous offshoring shops now also get projects done in those languages, with the same quality you would expect from their typically enterprise project deliverables.
I definitely believe that functional code bases rot less/slower than imperative/OO code bases. If it’s because the functional code bases are written by “better developers” that’s an even stronger argument for aiming for taking a job using one.