I'd say the ability to solve a real problem in the programming language of your choice is a minimum criteria to call yourself a programmer. Getting there would

I'd say the ability to solve a real problem in the programming language of your choice is a minimum criteria to call yourself a programmer. Getting there would require a basic understanding of that language, data structures generally, many problems revolve around databases or REST APIs so learn how to use those, I'd also throw in version control and how to write unit tests.