https://www.topresume.com/career-advice/what-is-an-ats-resume
What is an applicant tracking system?
An applicant tracking system — or ATS, for short — is a type of software used by recruiters and employers during the hiring process to collect, sort, scan, and rank the job applications they receive for their open positions.
How do applicant tracking systems (ATS) work?
Applicant tracking systems act as electronic gatekeepers for employers and hiring managers. The ATS parses a resume's content into categories and then scans it for specific keywords to determine if the job application should be passed along to the recruiter.
How to write an ATS-friendly resume
To determine what makes an ATS-friendly resume, with at least eight years of experience to identify the most common resume mistakes that will cause an applicant tracking system to toss an application.