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 .

Sr. Staff Engineer, Software

Innophaseiot · San Diego, California, United States

About InnoPhase IoT

If you are keen to work with a bunch of brilliant people with various backgrounds, if you share the same value of working smart and celebrating successes, if you have enthusiasm for big technology in a small company, if your goals are to learn and experience different aspects of work--not just singing the same song every day, you’ll find your playground at Innophase IoT.

We are looking for people seeking AWESOMENESS! If you’re good at what you do, you can work anywhere. If you’re the best at what you do, come work at Innophase IoT!

We’re seeking a Senior Staff Firmware Engineer to join our collaborative team in developing robust and reliable firmware for next-generation IoT devices. In this role, you will develop firmware, device drivers and support system integration efforts for  ULP IoT solution, focusing on performance, reliability, and maintainability. Experience with TrustZone and Trusted Firmware-M (TF-M) is required.

Key Responsibilities:
•    Design and develop embedded firmware for IoT devices, targeting ARM Cortex-M micro controllers 
•    Experience with ARM TrustZone  and Trusted Firmware-M (TF-M) for secure firmware partitioning desired
•    Implement and optimize low-level drivers and integrate with hardware abstraction layers (HAL)
•    Develop secure boot and firmware update mechanisms, ensuring robust and reliable device operation
•    Collaborate with cross-functional teams (hardware, software, security) to define and implement firmware features
•    Debug, test, and validate firmware on target hardware, using J-Link, Oscilloscope and logic analyzers
•    Contribute to documentation of firmware architecture, design decisions, and implementation details
•    Security-focused system design, secure boot, and trusted execution environments
•    Memory partitioning and isolation in ARM Cortex-M micro controllers.
•    Secure OTA updates and lifecycle management for IoT devices

Requirements:

•    Bachelor’s or master’s degree in electrical engineering, Computer Engineering, or a related field
•    10+ years of experience in embedded firmware development for IoT or embedded systems; 
•    Background or experience in security-related technologies (e.g., cryptography, secure coding practices, cybersecurity).   
•    Strong proficiency in C/C++ and low-level driver development.
•    Familiarity with working on SDK-based development
•    Familiarity with RTOS environments (e.g., FreeRTOS, Zephyr)
•    Hands-on experience with hardware bring-up and debugging tools
•    Excellent communication and collaboration skills
•    Strong problem-solving skills and attention to detail
•    Willingness to learn and contribute to a team-focused environment

We bring together the best in technology,  drive innovation to create the best ULP wireless IoT solutions and user experiences in home, building and industrial automation and wearables..  We create career opportunities across a wide range of locations, disciplines and are at the forefront of change, thanks to our remarkable people, who bring cutting-edge products and solutions to our customers. If you share in our passion for teamwork, our vision to revolutionize the IoT industry and our goal to lead the future in technology, we want you to fast-forward your career at InnoPhase IoT.

It is key to unleash the potential in every employee, every team, every leader, and the company herself. We know employees perform best when motivated, appreciated and recognized, and can be themselves. We are committed to building a culture where every voice can be heard, everyone has room for growth and can make meaningful contributions. At the end of the day, we want success not just for the company, but also for everyone who believes in the company, the vision, and the future.