A couple weeks ago we put a advert out on Indeed and also listed it here on HN. Initially we didn't have any further qualifications beyond the job post, which did indeed go into details on the job and requesting a cover letter. After spending a couple days of 2-3 hours each on reviewing resumes that were "only ok", we started adding additional hoops for getting resumes in, and also tried to put in a gatekeeper to rea…
Doing this is a good way to get people good enough to have options to avoid applying to your job posting.