No, he wouldn’t. Programming languages have virtually no vocabulary, compared to natural languages. The differences between two programming languages aren’t the same kind of thing as the differences between two natural languages. Developers already pick up new programming languages easily, and talent there comes from being able to absorb its documentation rapidly.
If we know he has a good memory and doesn’t forget stuff, that is generally an advantage, but the connection that it is a “language” is not the reason.
If we know he has a good memory and doesn’t forget stuff, that is generally an advantage, but the connection that it is a “language” is not the reason.