I was speaking to a friend the other day and they asked what is the best programming language. Of course the answer to that is, ‘it depends’, however if you are going to choose a language you should choose one that is popular. If you don’t do that, you mat find it difficult to find people who can program in that language. This is likely to make your whole venture more expensive and risky.
If you want to know the current trends, then the Tiobe Index is a good place to start :https://www.tiobe.com/tiobe-index/
As of September 2019 the most popular languages are: