A first-year student on this site asked the question I keep seeing in other forms: what are you supposed to learn when every field looks like it might shrink before you graduate. The usual answers come from developer surveys, which tell you what people enjoy using, or from trend charts, which tell you what people talk about. Neither tells you what the employer who might hire you wrote in the posting.

So I counted that. From Claude Code, I searched the text of open LinkedIn backend postings in five countries for three dozen technologies, one free count per technology per country, and counted how many employers named each one. This is the third post of the series; the first searched the market by stack, the second measured ghost jobs. The short version:

Cloud comes first. AWS is named by more employers than any programming language in the UK and India (53 % in both) and is second only to Python in the US. In the Netherlands, Azure leads (37 %).

Kubernetes is the constant.…