After submitting a job application, candidates may face silence due to a hidden screening process involving automated tracking software, screening questions, recruiter filters, and AI-powered hiring tools. The applicant tracking system (ATS) acts as an unseen gatekeeper, gathering and sorting resumes, scanning for required keywords, and sometimes automatically filtering out candidates who do not check must-have boxes. Screening questions about years of experience, legal work status, readiness to relocate, or required certifications serve as hard stopgaps; answering "no" to a non-negotiable requirement may prevent the application from landing in the main pool. Additionally, ATS systems parse for specific terms, so if a resume's wording does not closely match the job description—such as writing "editorial planning" instead of "content strategy"—skills may go unrecognized, though the article advises mirroring posting terms rather than jamming resumes with buzzwords. The job profile may also change after application, and sometimes resumes do not even reach human eyes. The article describes this process as opaque to most jobseekers, noting that a perfect match from the applicant's perspective does not guarantee meeting every barrier written into the system.