What is an ATS?
An applicant tracking system is the software that receives, parses, stores, and ranks the resumes an employer gets. Understanding it changes how you write yours.
Scan your resume freeWhat the software does
An ATS takes your file, extracts structured fields from it, and stores the result as a candidate record. Recruiters then search and filter that database. The document you designed is not what gets searched; the extracted record is.
- Parsing: your file becomes structured fields
- Storage: the record joins a searchable database
- Search: recruiters filter on titles, skills, and location
- Ranking: some systems score against the requisition
The myth and the reality
An ATS does not usually auto-reject a resume on its own. The realistic failure mode is quieter: your record is incomplete or worded differently from the recruiter search, so you never appear in the result set a human reviews.
What this means for your resume
Write for the extraction step. Use conventional section headings, put skills in text rather than in a graphic, keep dates in a consistent format, and use the same job title vocabulary as the posting when it is honest to do so.
- Standard headings: Experience, Education, Skills
- One column, no text boxes or tables for layout
- Real text, selectable in the PDF
- Job titles and skills phrased as the posting phrases them
Frequently asked questions
Do large employers really use an ATS?
Effectively all of them, and most mid-sized employers too. Any posting with an online application form is backed by one.
Is PDF or DOCX safer?
Both parse well when the PDF contains real text. A PDF exported as an image parses to nothing.
See your match rate in under a minute
Upload a resume, paste a job posting, and find out what the applicant tracking system sees.