What Makes a Resume ATS-Friendly
An applicant tracking system (ATS) is software employers use to store job applications and search them. An ATS-friendly resume is one whose text this software can extract in the right order and sort into the right sections, and which still reads clearly to the person who reviews it. Many companies sell these systems, and none of them publish exactly how they read or rank a resume. You cannot write your resume for one hidden set of rules. You can control how cleanly your file turns into text, and whether it contains the terms a recruiter will search for.
By ATSResumeKit TeamUpdated 5 min read
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What happens to your resume after you apply
The system extracts the text from your file and tries to sort it into fields: your name, contact details, job titles, employers, dates, education and skills. It stores those fields along with the full text. A recruiter can then search for terms, filter by location or years of experience, and open the applications that match.
Some employers also score applications against the job posting automatically, and some ask knockout questions, such as whether you have the right to work in the country. How much of this happens depends on how each employer sets up its system, and you cannot see that from outside.
Two things can go wrong for you before a person reads your resume. The text can come out of your file in the wrong order, or a search for a required skill can miss you because that skill is not on the page.
What "ATS-friendly" means in practice
You can check three things yourself:
- Your text extracts cleanly. Every line comes out of the file in the right order, and your section headings use standard names, so the fields end up in the right places.
- Your resume contains the terms a recruiter will search for. The skills, tools, job titles and qualifications from the posting appear on the page, in the posting's wording, wherever they are true for you.
- Your resume still reads well for a person. Software can only put you in the results. The recruiter decides what happens after that.
What the software can and cannot judge
The software handles text and fields. Anything that needs judgement is left to the person who opens your resume. The other resume guides cover the parts that person judges, such as the summary, bullets and skills.
- It can extract text, match terms, filter on fields such as dates and job titles, and notice when a required field is empty.
- It cannot reliably judge whether an achievement is impressive, how senior you are beyond your titles and dates, or how good you are at a skill you listed.
- It cannot verify anything. The software will not catch a skill or number you cannot support. An interviewer can ask you about it.
Beliefs about ATS that do not hold up
Some common advice makes resumes worse by removing things that were never a problem.
| Claim | What you should know |
|---|---|
| "75% of resumes are rejected by an ATS before a person sees them." | This site has no source for this figure and does not repeat it. If you see it, look for the study behind it before you rely on it. |
| "An ATS cannot read PDFs." | Software can read the text in a PDF that contains real text. A PDF that is a picture of text, such as a scan, has no text to read. You can test your file in a few seconds; the file format guide shows how. |
| "Bold and italic text break parsing." | When text is extracted from a PDF, the words come out and the styling is dropped. |
| "Your resume must fit on one page for the ATS." | Page count is a question of how much a person will read. The resume length guide covers what suits your experience. |
| "Hidden keywords in white text help." | Text extraction ignores colour, so the hidden words can appear as ordinary text when a recruiter opens your application. |
| "You need a paid ATS template." | Any editor can produce a file with one column, standard headings, real text and consistent dates, which is all the formatting requires. The free builder on this site handles the first three, and you choose your own date format. |
What to fix first
Start with the formatting problems that stop text from extracting correctly: multiple columns, text in tables or text boxes, contact details in the page header or footer, text saved as an image, unusual section headings and mixed date formats. The ATS resume format guide explains each one and how to test for it.
Then check your keywords. A recruiter who searches for "SQL" will not find a resume that only says "structured databases". The resume keywords guide explains how matching works and how to add terms without claiming skills you do not have.
How to test your own resume
Open your PDF, select all the text and paste it into a plain text editor. If a sentence comes out scrambled or a section is missing, a parser may have the same problem.
Then run the ATS resume checker. It scores six categories (contact details, structure, formatting, content, keywords and length) and names the rule behind every finding. In the builder, the Plain Text preview shows your resume as a single stream of text, and the Job Description Matcher compares your resume with a posting you paste in.
No checker, including this one, can tell you how a particular employer has set up its system. The methodology page lists what the checker tests and what it does not, and the evidence page reports the parsing experiments behind the formatting advice.
Frequently asked questions
- Can a resume be guaranteed to pass an ATS?
- No. Employers use different systems and set them up differently. You can remove the known causes of bad text extraction and missing keywords, which are the parts you control.
- Does a low score on a resume checker mean I will not get an interview?
- No. The score measures formatting and content rules. A recruiter can still find and read a resume with a lower score, and a high score does not promise a call.
- Do I need a different resume for each ATS?
- No. One column, standard headings, real text, contact details in the body and consistent dates avoid the problems that affect text extraction in general. What you should change for each application is the content: the keywords and the examples you put first.
Start from a layout that follows these rules
Every builder template uses one column, standard headings and real text in the PDF. You still choose your own heading names and date formats, and the ATS checker in the builder flags problems with both.
Open the builderRelated guides
- ATS Resume Format GuideWhich layouts, columns, fonts and spacing choices can break resume text extraction, which choices are safe, and how to test your own file.Read the guide
- Resume Keywords and How to Use ThemHow keyword search in an applicant tracking system works, where to put keywords on your resume, how often to use them, and how to read a match score.Read the guide
- The Pre-Submission Resume ChecklistA full printable resume checklist grouped by section, then which items the free tools on this site check for you and which only you can check.Read the guide
- How to Structure a Resume: Sections and Their OrderWhich sections your resume needs, what order suits your career stage, which headings parsers recognise, and how to list contact details and certifications.Read the guide
All 15 resume guides, in the order you would use them while writing a resume.