You applied to 30 companies. Heard back from none. Your skills match the job description. Something is wrong.
Most likely culprit: ATS — the invisible filter that decides whether a human ever reads your resume.
This guide explains exactly how ATS works and gives you a checklist to beat it.
What Is ATS and Why Should You Care?
ATS stands for Applicant Tracking System. It's software that:
- Receives your resume when you apply online
- Parses it into structured data (name, skills, experience, education)
- Scores it against the job description
- Ranks it against other applicants
- Only passes the top-scoring resumes to a recruiter
Companies using ATS in India: TCS, Infosys, Wipro, HCL, Accenture, Swiggy, Zomato, Razorpay, CRED, Flipkart, most startups with 20+ employees.
If your ATS score is below their threshold — no human ever sees your resume. It doesn't matter how qualified you are.
How ATS Parses Your Resume
ATS converts your resume into a database entry. It tries to extract:
- Contact information
- Work history (company, title, dates, bullets)
- Education (degree, institution, year)
- Skills (hard skills, tools, technologies)
- Certifications
The problem: ATS parsers are not smart. They follow rigid rules. Anything that breaks those rules = lost data = lower score.
The 10 ATS Rules You Must Follow
Rule 1: Single column layout only
Two-column resumes (sidebar + main content) are the #1 ATS killer.
ATS reads left-to-right across the full page width. A two-column layout makes it read sidebar and main content mixed together:
Python | JavaScript | Led team of 5 engineers at...
Result: your skills get jumbled with your experience, your dates go missing, your score drops.
Fix: One column. Full width. No exceptions.
Rule 2: No tables
Same problem as columns. Table cells get read across rows, mixing unrelated content.
Fix: Replace skill tables with plain comma-separated text.
Rule 3: Standard section headings
ATS looks for known headings to categorize content:
- ✅ "Experience", "Work Experience", "Professional Experience"
- ✅ "Education", "Academic Background"
- ✅ "Skills", "Technical Skills"
- ✅ "Projects", "Key Projects"
- ❌ "My Journey", "What I've Done", "Things I Know"
Creative headings break ATS categorization.
Rule 4: No headers or footers for important info
Many ATS systems can't read content inside headers/footers of Word documents.
Don't put your name, phone, or email in the document header. Put them in the main body.
Rule 5: No graphics, icons, or images
ATS ignores images entirely. If you have:
- A photo
- Company logos
- Skill rating icons
- Decorative lines made from images
...they get skipped. Worse — they can corrupt the parser output.
Rule 6: No skill bars or rating systems
"Python ████░ 4/5" — ATS reads this as garbled text or ignores it.
Just write: "Python" in your skills section.
Rule 7: Use keywords from the job description
ATS scores your resume by matching it against the job description. More keyword matches = higher score.
If the job says:
"Experience with React.js, TypeScript, and REST API development"
Your resume must say: React.js, TypeScript, REST API — exactly as written.
Not: "React", "TS", "APIs" — variations may not match.
Rule 8: Spell out abbreviations at least once
If the job uses "Machine Learning" but you only wrote "ML" — it might not match.
Fix: "Machine Learning (ML)" the first time, then "ML" after.
Rule 9: Use standard date formats
ATS parses dates to calculate tenure. Use consistent formats:
- ✅ Jan 2023 – Dec 2023
- ✅ 01/2023 – 12/2023
- ❌ "Last year", "2 years ago", "Present" (without a start date)
Rule 10: Submit as PDF (usually) or clean DOCX
Modern ATS handles PDFs well. But some older systems (common in large Indian enterprises) prefer DOCX.
If the job posting says "upload resume" without specifying format — PDF is safer.
If it says "Word document" or "DOCX" — use that.
The ATS-Optimized Resume Template
Here's a structure that passes every ATS:
[Full Name]
[Phone] | [Email] | [City] | [LinkedIn] | [GitHub]
SUMMARY
2-3 lines. Include your target job title + top skills.
SKILLS
Languages: Python, JavaScript, Java
Frameworks: React, Node.js, Spring Boot
Databases: PostgreSQL, MongoDB, MySQL
Tools: Git, Docker, AWS, Postman
EXPERIENCE
Job Title | Company Name | City | Month Year – Month Year
• [Action verb] + [what you did] + [metric/result]
• Mirror keywords from the job description here
EDUCATION
Degree, Major | College Name | Year
CGPA: X.X
CERTIFICATIONS
Certification Name | Issuing Organization | Year
Keyword Strategy: How to Tailor for Every Application
For each job you apply to:
- Copy the job description into a text editor
- Highlight every technical skill, tool, and qualification mentioned
- Check your resume — does each highlighted term appear?
- Add missing terms where you genuinely have that skill
- Use the exact spelling/format from the job description
This takes 10 minutes per application and dramatically increases your match score.
How to Check Your ATS Score Before Applying
Before submitting, run your resume through an ATS checker:
- Go to ResumeOrbitz ATS Checker
- Paste the job description
- See your keyword match percentage
- Fix the gaps it identifies
- Re-check until you hit 70%+
Aim for 70-80% match. 100% looks keyword-stuffed and suspicious.
ATS vs Human Reader: You Need to Satisfy Both
Here's the thing: after ATS filters you in, a human reads your resume.
A resume optimized only for ATS (just stuffed with keywords) reads like garbage to humans.
The balance:
- Keywords (for ATS) — use terms from the job description naturally
- Numbers and outcomes (for humans) — give context that a person cares about
- Clean formatting (for both) — ATS parses it, humans scan it
Quick ATS Checklist
Before submitting any application:
- [ ] Single column layout
- [ ] No tables or text boxes
- [ ] No photos or graphics
- [ ] Standard section headings
- [ ] Keywords from job description included
- [ ] Dates in consistent format
- [ ] No headers/footers with important info
- [ ] File saved as PDF (or DOCX if specified)
- [ ] ATS score checked — 70%+ match
Build an ATS-Safe Resume Free
All templates on ResumeOrbitz are single-column and ATS-safe by design. The built-in ATS checker lets you test against any job description before you apply.
Free to use, free to download — no payment required.
Have questions about a specific ATS issue you're facing? Drop it in the comments.
Originally published at https://resumeorbitz.com/blog/ats-friendly-resume-tips
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