Applicant Tracking System (ATS)
Software that automatically filters and ranks job applications before a human recruiter sees them.
What Is an Applicant Tracking System (ATS)?
An Applicant Tracking System (ATS) is software used by employers to manage the entire hiring process — from receiving applications to tracking candidates through interviews and offers.
Its most impactful function for job seekers is automated resume screening: before a human recruiter reviews a single application, the ATS parses, scores, and ranks every resume based on how well it matches the job description.
How ATS Works in Practice
- A company posts a job and the ATS collects all incoming applications.
- Each resume is parsed — broken down into structured fields like work experience, education, and skills.
- The ATS compares your resume's content against the job description using keyword matching.
- Candidates are assigned an ATS score and ranked. Recruiters typically only review the top-scoring results.
Who Uses an ATS?
- Over 98% of Fortune 500 companies use an ATS.
- Most companies with more than 50 employees rely on ATS software.
- Popular ATS platforms include Workday, Greenhouse, Lever, Taleo, iCIMS, and BambooHR.
Why It Matters for Job Seekers
A resume that looks polished to a human can still score zero in an ATS if it uses:
- Tables or multi-column layouts that break text extraction
- Images, icons, or infographic elements
- Non-standard section headings
- Language that doesn't match the job description's exact phrasing
Understanding the ATS is the first step to getting your resume in front of a real person.
How ReframeCV Helps
ReframeCV uses a Job-First Approach: you paste the job description, and the AI identifies every keyword and requirement the ATS is scanning for — then builds your resume around them automatically.