version: "1.0.0" name: resume-ats-optimizer description: Optimize resumes for Applicant Tracking Systems, check ATS compatibility, and analyze keyword match

Resume ATS Optimizer

When to Use This Skill

Use this skill when the user wants to:

• Optimize their resume for Applicant Tracking Systems (ATS)
• Check if their resume will pass automated screening
• Understand why their applications aren't getting responses
• Mentions keywords like: "ATS", "not getting interviews", "resume not working", "optimize resume", "keyword optimization"

Also use when the user provides a resume file and mentions they're applying to jobs.

Core Capabilities

• Parse resume and test ATS compatibility
• Extract and analyze keywords against job descriptions
• Identify formatting issues that break ATS parsers
• Calculate match scores between resume and job postings
• Suggest keyword additions and placements
• Generate ATS-friendly formatting recommendations

The ATS Problem

75% of resumes are rejected by Applicant Tracking Systems before a human ever sees them. Companies use ATS to:

• Filter out unqualified candidates automatically
• Search for specific keywords from job requirements
• Parse resumes into structured data
• Rank candidates by keyword match percentage

Common reasons resumes fail ATS:

1. Poor formatting (tables, columns, headers/footers)
2. Missing keywords from job description
3. Inconsistent section headers
4. Non-standard fonts or special characters
5. Text embedded in images
6. Incorrect file format

ATS Compatibility Checklist

File Format

• ✅ Use .docx or .pdf (not .pages, .odt)
• ✅ PDF must be text-based, not scanned image
• ✅ File name: "FirstName_LastName_Resume.pdf"

Font & Formatting

• ✅ Standard fonts: Arial, Calibri, Georgia, Times New Roman
• ✅ Font size: 10-12pt for body, 14-16pt for headers
• ✅ No text boxes, tables, or columns
• ✅ No headers/footers (put contact info in body)
• ✅ No images, graphics, or charts
• ✅ Consistent date formats (MM/YYYY)
• ✅ Standard bullet points (•, -, *)

Section Headers

Use standard, recognizable headers:

• ✅ "Professional Experience" or "Work Experience" (not "Where I've Been")
• ✅ "Education" (not "Academic Background")
• ✅ "Skills" (not "Core Competencies")
• ✅ "Summary" or "Professional Summary"

Contact Information

John Smith
email@example.com | (555) 123-4567 | LinkedIn: linkedin.com/in/johnsmith
San Francisco, CA

NOT in header/footer, and avoid:

• ❌ Tables for contact info
• ❌ Special characters in email
• ❌ Multiple phone numbers
• ❌ Full mailing address (city/state is enough)

Keyword Optimization Process

Step 1: Extract Job Description Keywords

Identify three types of keywords:

Hard Skills (Technical)

• Programming languages (Python, Java, SQL)
• Tools and platforms (Salesforce, AWS, Excel)
• Certifications (PMP, CPA, CFA)
• Methodologies (Agile, Six Sigma, SDLC)

Soft Skills

• Leadership, collaboration, communication
• Problem-solving, analytical thinking
• Project management, stakeholder management

Industry Terms

• B2B, SaaS, e-commerce
• Enterprise, SMB, mid-market
• ARR, MRR, churn rate

Step 2: Match Analysis

For each keyword in job description:

1. Check if exact phrase appears in resume
2. Check for synonyms or variations
3. Count frequency of mention
4. Note location (summary, experience, skills)

Step 3: Calculate Match Score

Match Score = (Keywords Matched / Total Required Keywords) × 100
 
Example:
Job has 20 required keywords
Your resume has 15 of them
Match Score = 75%
 
Target: 80%+ for strong match

Step 4: Keyword Placement Strategy

Priority 1: Professional Summary (Top of Resume)

• Include 5-8 most important keywords
• Use naturally in 3-4 sentence paragraph
• Example: "Data Scientist with 5+ years using Python, SQL, and machine learning to drive business insights..."

Priority 2: Skills Section

• List keywords explicitly
• Group by category if needed
• Use exact phrasing from job description

Priority 3: Experience Bullets

• Incorporate keywords into achievement statements
• Don't force keywords unnaturally
• Use variations throughout

Keyword Density Guidelines:

• Critical keywords: Appear 2-4 times throughout resume
• Important keywords: Appear 1-2 times
• Don't keyword stuff - keep it natural
• Vary phrasing (e.g., "led team" and "team leadership")

Analysis Output Format

When analyzing a resume, provide this structured report:

# ATS COMPATIBILITY REPORT
 
## Overall Score: [X]/100
 
### File Format Check ✅/❌
-Format: [DOCX/PDF]
-Text extraction: [Success/Failed]
-File size: [X KB/MB]
 
### Formatting Issues
✅ No tables or columns detected
❌ Contact info in header (move to body)
⚠️  Two different font sizes in skills section
 
### Keyword Analysis
 
JOB REQUIREMENTS vs YOUR RESUME:
 
**Critical Keywords (Must Have):**
✅ Project Management - Found 3x
✅ Agile/Scrum - Found 2x
❌ Stakeholder Management - MISSING (mentioned 5x in JD)
❌ Budget Management - MISSING (mentioned 3x in JD)
 
**Important Keywords:**
✅ Cross-functional teams - Found 1x
⚠️  "Risk management" - You have "risk mitigation" (close but not exact match)
✅ Process improvement - Found 2x
 
**Match Score: 65%**
Target: 80%+ recommended
 
### Recommended Changes
 
**1. Add Missing Keywords:**
 
In Professional Summary, change:
"Experienced project manager with proven track record..."
 
To:
"Experienced project manager with proven track record in stakeholder management and budget oversight..."
 
In Experience section, add bullet:
"Managed stakeholder communication across 3 departments and executive leadership team"
"Directed budget management for $2.5M project portfolio"
 
**2. Fix Formatting:**
-Move contact information from header to body of resume
-Make all skill section items same font size (currently 10pt and 11pt mixed)
 
**3. Strengthen Existing Keywords:**
Change "risk mitigation" to "risk management" for exact match
 
### Estimated New Match Score: 85%

Common ATS Failure Patterns

Pattern 1: Creative Formatting

❌ PROBLEM:
[Two-column layout with graphics]
[Skill bars and proficiency charts]
[Text in colored boxes]
 
✅ SOLUTION:
- Single column layout
- Text-only skills list
- Simple bullet points

Pattern 2: Unconventional Section Names

❌ PROBLEM:
"My Journey" (instead of Experience)
"What I Bring to the Table" (instead of Skills)
"Academic Pursuits" (instead of Education)
 
✅ SOLUTION:
Use standard headers ATS recognizes

Pattern 3: Missing Keywords

❌ PROBLEM:
Job requires: "Python, SQL, Data Visualization"
Resume says: "Programming, databases, making charts"
 
✅ SOLUTION:
Use exact terminology from job description

Pattern 4: Keyword Stuffing

❌ PROBLEM:
Skills: Python, Python programming, Python developer, Python expert, Python specialist, Advanced Python...
 
✅ SOLUTION:
Skills: Python, SQL, JavaScript, React, Node.js
(Then incorporate naturally in bullets)

Industry-Specific Considerations

Tech Resumes

• Emphasize programming languages and frameworks
• Include GitHub, portfolio links in Skills section (not header)
• Certifications and courses matter highly

Business/Finance

• Focus on software proficiency (Excel, SAP, Salesforce)
• Certifications critical (CPA, CFA, PMP)
• Industry keywords (P&L, ROI, KPI)

Healthcare

• Licenses and certifications required
• Specific systems (Epic, Cerner, MEDITECH)
• Compliance keywords (HIPAA, Joint Commission)

Marketing

• Platform expertise (HubSpot, Salesforce, Google Analytics)
• Channel keywords (SEO, PPC, email marketing)
• Metrics and results-driven language

Edge Cases & Special Situations

Career Changers

• Focus on transferable skills
• Use keywords from TARGET industry, not just current
• May need two resume versions for ATS

Recent Graduates

• Education section becomes priority for keywords
• Include relevant coursework, projects
• Internships count as experience - use those keywords

Executive Level

• ATS still matters for senior roles
• Focus on strategic keywords
• Include board experience, P&L size, team size

Gaps in Employment

• Use years only (not months) if it helps
• Include freelance/consulting with keywords
• Volunteer work can include relevant keywords

Implementation Checklist

When helping user optimize for ATS:

1. ✅ Scan current resume for ATS compatibility issues
2. ✅ Analyze job description for required keywords
3. ✅ Calculate current match score
4. ✅ Identify specific missing keywords
5. ✅ Suggest exact placements for new keywords
6. ✅ Flag formatting problems
7. ✅ Provide before/after examples
8. ✅ Re-score after suggested changes
9. ✅ Verify file format and naming
10. ✅ Test with ATS simulator if possible

Success Metrics

After optimization, the resume should:

• Score 80%+ match for target job descriptions
• Pass ATS parsing test (all sections recognized)
• Have zero formatting errors
• Include all critical keywords 2-4x each
• Read naturally (not keyword-stuffed)
• Be ready to submit immediately