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 .

2026 College Program: Associate Software Engineer

Xtillion · San Juan, Puerto Rico

About Xtillion 

Xtillion is a fast-growing AI solutions firm helping organizations build, operationalize, and scale high-value AI systems. We deliver end-to-end solutions, from design to deployment in real-world environments, combining deep data expertise with a strong focus on measurable business impact. 

Based in San Juan, Puerto Rico, Xtillion partners with organizations across U.S. industries to solve complex, high-impact business problems. We invest in our people and offer opportunities to work on technically challenging, customer-facing systems that directly influence client success. 

About the role

We’re looking for an Associate Software Engineer to join our College Program. This role is designed for recent graduates who are eager to build strong foundations in software engineering, data systems, and applied AI while contributing to real client and internal projects. 

As an Associate Software Engineer, you’ll begin your journey with a structured training program that helps you develop core technical skills and engineering best practices. During and after the training period, you’ll work alongside experienced engineers on client-facing or internal projects, applying what you’ve learned to deliver reliable, scalable software solutions. 

What You’ll Do 

  • Kick-start your career through Xtillion’s Software Engineering Academy, focused on software engineering fundamentals, data systems, and applied AI
  • Collaborate with cross-functional teams to understand business problems and technical requirements 
  • Contribute to the design and implementation of software applications and data workflows 
  • Engage across the software development lifecycle, from requirements and design through testing and deployment 
  • Write clean, efficient, and maintainable code following established engineering standards and best practices 
  • Test, debug, and help improve the reliability and performance of applications and services 
  • Support troubleshooting and resolution of technical issues in collaboration 
  • Document system designs, code, and processes to support maintainability and knowledge sharing 
  • Staying up to date with emerging technologies, trends, and industry developments to continuously improve skills and knowledge

What We’re Looking For 

Required Qualifications 

  • Currently pursuing a Bachelor’s degree in Computer Science, Software Engineering, or a related field, with an expected graduation in December 2025 or May/June 2026 
  • Proficiency in at least one programming language (e.g., Python, Java, C++) 
  • Strong understanding of software development fundamentals, including data structures and algorithms 
  • Familiarity with SQL, databases, or data-intensive systems 
  • Experience working with Git or other version control systems 
  • Familiarity with Agile or Scrum development methodologies 
  • Strong written and verbal communication skills in English 
  • Ability to work independently while collaborating effectively within a team 
  • A proactive, positive attitude with strong organizational and problem-solving skills 
  • Comfort working in fast-paced, evolving environments 

Preferred Qualifications 

  • Prior internship, research, or hands-on project experience in software engineering 
  • Exposure to backend development frameworks or API development through coursework or projects 
  • Experience with cloud platforms (AWS, Azure) through academic, personal, or internship projects 

 

Why Join Xtillion 

At Xtillion, you’ll take ownership of meaningful, production-grade systems and work on software that is relied upon in real-world environments. You’ll join a fast-moving team where engineers influence technical direction and uphold strong engineering standards, supported by competitive compensation and meaningful opportunities for career growth. 

Ready to Build What Matters? 

Join Xtillion and be part of a collaborative team delivering real-world data and AI solutions at scale. If you’re excited about taking ownership of complex systems and turning AI into measurable business outcomes, we’d love to hear from you! 

Learn more at https://www.xtillion.com 

We offer competitive salaries and a comprehensive benefits program for full-time employees, including medical, dental and vision coverage, paid time off and 401(k) plan.  

 


We are committed to providing equal employment opportunities to qualified individuals with disabilities. This includes providing reasonable accommodation where appropriate. Should you require a reasonable accommodation to apply or participate in the job application or interview process, please contact [email protected] 

Xtillion is an equal opportunity employer that does not discriminate against any employee or applicant because of race, creed, color, religion, gender, sexual orientation, gender identity/expression, national origin, disability, age, genetic information, veteran status, marital status, pregnancy, or any other basis protected by law. Employment at Xtillion is based solely on a person's merit and qualifications.