Key Takeaways

  • 75% of U.S. employers use automated applicant tracking systems to screen resumes before a human reviews them (Harvard Business School & Accenture, 2021)
  • The most common ATS failures are missing keywords, incompatible formatting, and incorrect file types
  • ResumeGeni scores your resume across 8 parsing layers — modeled on the same steps enterprise ATS platforms like Workday, Greenhouse, and Taleo use to evaluate candidates

How ATS Resume Scoring Works

Applicant tracking systems parse your resume into structured data — extracting your name, contact info, work history, skills, and education — then score how well that data matches the job requirements. Many ATS rejections happen because the parser couldn't extract critical fields, not because the candidate wasn't qualified.

LayerWhat It ChecksWhy It Matters
Document extractionFile format, encoding, readabilityCorrupted or image-only PDFs fail immediately
Layout analysisTables, columns, headers, footersMulti-column layouts break field extraction
Section detectionExperience, education, skills headingsNon-standard headings cause sections to be missed
Field mappingName, email, phone, dates, titlesMissing contact info is a common cause of immediate rejection
Keyword matchingJob-specific terms, skills, certificationsKeyword overlap affects recruiter search visibility and ATS scoring
Chronology checkDate ordering, gap detectionReverse-chronological order is expected by most ATS
QuantificationMetrics, numbers, measurable outcomesQuantified achievements help human reviewers and some scoring models
Confidence scoringOverall parse quality and completenessLow-confidence parses get deprioritized in results

Frequently Asked Questions

Is ResumeGeni free?
Yes. ResumeGeni is currently in beta — ATS analysis, scoring, and initial improvement suggestions are free with no signup required. Full guidance and saved reports may require a free account.
What file formats are supported?
PDF, DOCX, DOC, TXT, RTF, ODT, and Apple Pages. PDF and DOCX are recommended for best ATS compatibility.
How is the ATS score calculated?
Your resume is processed through an 8-layer parsing pipeline that extracts structured data the same way enterprise ATS platforms do. The score reflects how completely and accurately your resume can be parsed, plus how well your content matches common ATS ranking criteria.
Can ATS read PDF resumes?
Yes, but not all PDFs are equal. Text-based PDFs parse well. Image-only PDFs (scanned documents) and PDFs with complex tables or multi-column layouts often fail ATS parsing. Our analyzer will flag these issues.
How do I improve my ATS score?
Focus on three areas: use a clean single-column format, include keywords from the job description naturally in your experience bullets, and ensure all sections (contact, experience, education, skills) use standard headings.

ATS Guides & Resources

Built by engineers with 12 years of experience building enterprise hiring technology at ZipRecruiter. Last updated .

Senior Software Engineer, C++

Exegy · St. Louis

About Exegy

Exegy is a global leader in intelligent market data, advanced trading systems, and future-proof technology. Exegy serves as a trusted partner to the complete ecosystem of the buy-side, sell-side, exchanges, and financial services technology firms around the globe. Headquartered in St. Louis with regional offices in North America, the UK/Europe and Asia Pacific, Exegy has the global footprint to deliver world-class support and managed services to its customer base of elite financial market participants.

Job Summary

Exegy is seeking a highly motivated senior level software engineer to work closely with other dedicated engineers in our Market Data Engineering group. The engineer will be responsible for the design, implementation, documentation, and debugging of time critical, multi-threaded, distributed applications that interact with Exegy’s custom hardware acceleration devices. Successful candidates should have a strong work ethic, work well with others in a team environment, and the ability to quickly learn complex concepts relating to market data processing systems.

Responsibilities

  • Design and build ultra-low latency Foreign Exchange feed handlers for Equities, Options, Commodities, Fixed Income and Foreign Exchange markets

  • Design and build reusable and extensible software to process financial market data in an ultra-low latency system

  • Refactor and test existing software implementations

  • Support Technical Account Managers and Operations

  • Mentor other Market Data Engineer developers

  • Work with other development groups at Exegy on strategic initiatives

  • Identify ways to automate testing, packaging, and deployment

Our Ideal Candidate Has:

  • BS degree in Computer Science, Electrical Engineering, or relevant industry experience

  • 7+ years’ experience in developing multithreaded C++ software systems

  • 5+ years’ experience in designing clean and extensible object-oriented designs

  • Experience in applying design patterns

  • Experience with scripting languages, Python preferred

  • Familiarity with Linux operating systems (RedHat, CentOS, SUSE Linux)

  • Experience with Linux development and debugging tools

  • Knowledge of profiling, memory leak detection and other code analysis

  • Experience developing real-time or ultra-low latency C++ software systems preferred

  • Experience with financial market data preferred