You are not being rejected by a human. You are being filtered by a script. The modern hiring process is an asymmetric war. On one side, you spend hours tailoring a PDF, agonizing over fonts, and perfecting your summary. On the other side, a recruiter spends an average of 6 seconds scanning your document—if they see it at all. Before a human eye ever lands on your name, you have to pass the ATS Firewall. The Invisible Barrier Applicant Tracking Systems (ATS) like Greenhouse, L