Well your post read more like an Elon grumble, but in that case: You narrow your work focus to those things you think will play well in next job interview. You

Well your post read more like an Elon grumble, but in that case: You narrow your work focus to those things you think will play well in next job interview. You put your efforts into doing a good job of them so can show off learnings from those projects. Now you're not working for that boss, you're working to ditch them.