Educational

What is ATS? The Truth About Applicant Tracking Systems

If you've ever applied for a job online and felt like your resume disappeared into a black hole, you're not alone. The culprit? An Applicant Tracking System (ATS). But here's the thing, most of what you've heard about ATS is probably wrong.


What is an ATS, Really?

An Applicant Tracking System is software that helps companies manage their hiring process. Think of it as a digital filing cabinet that organizes, stores, and searches through job applications. 99% of Fortune 500 companies use some form of ATS to handle the thousands of applications they receive.

But here's what recruiters want you to know: ATS doesn't automatically reject resumes. It's primarily a sorting and organizing tool, not a gatekeeper making hire/no-hire decisions. The real filtering? That's often done by recruiters using the ATS search functionality.


The Myths vs. Reality

Myth #1: "ATS automatically rejects 75% of resumes"

Reality: That statistic is misleading. While it's true that many resumes never get seen by humans, it's usually because:

  • Recruiters filter for specific keywords or qualifications
  • The role receives hundreds of applicants and recruiters only review the top matches
  • Your resume wasn't optimized for searchability

The ATS itself isn't "rejecting" you, it's just making it harder for recruiters to find you.

Myth #2: "You need a plain text resume with no formatting"

Reality: Modern ATS can handle well-formatted resumes. The issue is with overly complex designs, multi-column layouts, tables, text boxes, and graphics can confuse the parser. A clean, professional format with clear sections works perfectly fine.

Myth #3: "PDFs don't work with ATS"

Reality: Most modern ATS handle PDFs well. The key is ensuring your PDF has selectable text (not a scanned image). Both .docx and PDF formats are generally safe bets.


Alex Morgan

Senior Software Engineer

alex.morgan@example.com
(555) 123-4567
New York, NY
linkedin.com/in/alexmorgan
alexmorgan.dev

Professional Summary

Results-oriented Senior Software Engineer with over 8 years of experience in designing, developing, and deploying scalable web applications. Proven track record of leadership, mentoring junior developers, and driving technical innovation. Expert in full-stack development with a focus on React, Node.js, and cloud architecture.

Experience

Firstpoint Solutions

2020 - Present

Senior Software Engineer

  • Architected and led the development of a microservices-based e-commerce platform, handling over 100k daily active users.
  • Reduced server costs by 40% through optimization of AWS infrastructure and implementation of serverless functions.
  • Mentored a team of 5 junior developers, conducting code reviews and facilitating technical workshops.

Linear.

2017 - 2020

Software Engineer

  • Developed key features for the company's flagship SaaS product using React and Redux.
  • Implemented a real-time notification system using WebSockets, improving user engagement by 25%.
  • Collaborated with product managers and designers to define requirements and deliver high-quality user experiences.

Alex Morgan

Senior Software Engineer

alex.morgan@example.com
(555) 123-4567
New York, NY
linkedin.com/in/alexmorgan
alexmorgan.dev

About Me

I'm a really good developer who likes coding and stuff. I've worked at some companies and done some things. I'm looking for a job where I can grow and learn new skills.

Where I've Worked

Firstpoint Solutions

2020 - Present

Senior Software Engineer

  • Worked on various projects and helped the team.
  • Did some coding and fixed bugs.
  • Attended meetings and collaborated with others.

Linear.

2017 - 2020

Software Engineer

  • Developed features for the company product.
  • Worked with React and other technologies.
  • Participated in team activities.

Why Your Resume Might Not Be Getting Seen

  1. Missing Keywords: If the job posting asks for "project management" experience and you only mention "managing projects," the recruiter's search might not find you.

  2. Information in Headers/Footers: Some ATS don't read header and footer content. Put your contact info in the main body.

  3. Non-Standard Section Headings: "Where I've Made Impact" sounds creative, but "Work Experience" is what ATS (and recruiters) expect.

  4. Graphics and Images: Logos, icons, and photos can't be parsed. Stick to text.

  5. Fancy Fonts: Use standard fonts like Arial, Calibri, or Times New Roman in 10-12pt size.


How to Optimize Your Resume for ATS

1. Mirror the Job Description

Read the job posting carefully. If they want "data analysis" skills, use that exact phrase, not just "analytics" or "data interpretation." Include both acronyms and spelled-out versions (e.g., "Search Engine Optimization (SEO)").

2. Use Standard Formatting

  • Single column layout (avoid tables and text boxes)
  • Clear section headings: Work Experience, Education, Skills, Certifications
  • Bullet points for achievements
  • Standard fonts at readable sizes
  • Consistent date formats (e.g., "Jan 2020 - Present")

3. Include a Skills Section

Create a dedicated "Skills" or "Core Competencies" section listing your relevant technical and soft skills. This makes it easy for both ATS and recruiters to spot your qualifications quickly.

4. Quantify Your Achievements

Numbers stand out. Instead of "Improved team efficiency," write "Improved team efficiency by 40%, reducing project delivery time from 6 weeks to 3.5 weeks."

5. Tailor for Each Application

Yes, it takes more time. But submitting the same generic resume to every job is why so many applications go nowhere. Customize your title, summary, and skills section for each role.


The Bottom Line

ATS isn't the enemy, it's just a tool. The real challenge is standing out in a sea of applicants, and that requires a resume that's both ATS-friendly and compelling to human readers.

Focus on clear formatting, relevant keywords, and quantified achievements. Test your resume with an ATS checker before applying. And remember: even the most perfectly optimized resume won't help if you're not actually qualified for the role.

Your resume is your first impression. Make it count.


Ready to get more interviews? Our AI-powered resume checker analyzes your resume against real ATS systems and provides actionable feedback to help you land more interviews.