As a hiring manager, we've found that there isn't a ton of good quality resumes that come in via applications; referrals then recruiters are the best sources of

As a hiring manager, we've found that there isn't a ton of good quality resumes that come in via applications; referrals then recruiters are the best sources of high quality candidates for us. You may be getting circular filed because you're direct applying. Try reaching out to someone you know at the company or talk to a recruiter and your response rate will go up quite a bit.