I'm often doing math when working with ranking (search and otherwise) and throttling/rate-limiting. What about fraud detection and prevention? There isn't an off-the-shelf solution that you can use to build a modern site. It requires hundreds of hours of hard work and an understanding of everything from binary to color theory.
The job of a full-stack developer has a lot of complexity and requires a great deal of creativity. Game dev too.
I'm not sure why my ego would be bruised by anything you said. None of it applies to my work.