[tabtab]

What's the common slang for that? "Buzzword Surfer"?

[pickledish]

I've heard it referred as a "magpie developer":

https://blog.codinghorror.com/the-magpie-developer/

though that's less for a competitive advantage and more because new tech is shiny

[strikelaserclaw]

middle manager?

[tabtab]

Most buzzword pushers are architects or similar in my experience. I suppose that's arguably "middle manager".