I do a (in my opinion perfectly honest) version of this by adding an extremely machine-readable version of my resume, with added keywords and whatnot that would

I do a (in my opinion perfectly honest) version of this by adding an extremely machine-readable version of my resume, with added keywords and whatnot that would be a waste of space on the human-readable part as invisible text outside the bounds of the page (really easy to do, both on accident or on purpose, in LaTeX). Every automated system I've ever fed it to has picked it up.