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How AI Improves Readability Scores in Resumes

Posted on October 07, 2025
Michael Brown
Career & Resume Expert
Michael Brown
Career & Resume Expert

How AI Improves Readability Scores in Resumes

In today's hyper‑competitive job market, readability is more than a nice‑to‑have—it’s a make‑or‑break factor. Recruiters skim dozens of applications in seconds, and Applicant Tracking Systems (ATS) use algorithms that reward clear, concise language. This post explains how AI improves readability scores in resumes, why those scores matter, and provides a hands‑on guide using Resumly’s free tools.


Why Readability Scores Matter

A readability score quantifies how easy a document is to read. Common formulas (Flesch‑Kincaid, Gunning Fog) assign a numeric value; higher numbers mean simpler language. For resumes, a score above 70 is considered “easy to read” and correlates with higher interview callbacks.

  • Stat: A 2023 Jobscan analysis of 10,000 resumes found that candidates with a readability score >70 received 25% more interview invitations than those below 60. [Jobscan Study]
  • ATS Impact: Many ATS parsers truncate or mis‑interpret complex sentences, causing key skills to be missed.
  • Human Impact: Hiring managers spend an average of 6 seconds on an initial resume scan. Clear language wins their attention.

Bottom Line

Improving readability directly boosts both machine parsing and human comprehension, giving you a measurable edge.


AI‑Powered Techniques to Raise Readability Scores

Artificial intelligence can automate the tedious parts of polishing a resume. Below are the core AI capabilities that Resumly leverages:

  1. Natural Language Simplification – Rewrites long, jargon‑heavy sentences into concise statements while preserving meaning.
  2. Keyword Optimization – Inserts high‑impact, ATS‑friendly keywords without keyword stuffing.
  3. Sentence Structure Analysis – Flags passive voice, excessive clause nesting, and overly complex phrasing.
  4. Readability Scoring & Real‑Time Feedback – Provides a live score and actionable suggestions.

Definition: Readability score – a numeric indicator (usually 0‑100) that reflects how easy a text is to understand, based on sentence length and word complexity.

How AI Does It

AI Feature What It Does Example Before → After
Simplify Rewrites complex sentences. Before: "Leveraged cross‑functional synergies to orchestrate a paradigm shift in operational workflows." → After: "Led a team to improve operational workflows."
Active Voice Converts passive voice to active. Before: "The project was completed by the team ahead of schedule." → After: "The team completed the project ahead of schedule."
Bullet Optimization Turns dense paragraphs into bullet points. Before: Long paragraph of achievements. → After: 5 concise bullet points each starting with a strong action verb.
Readability Meter Shows live score (e.g., 68 → 78). Real‑time gauge at the top of the editor.

Step‑by‑Step Guide Using Resumly’s Readability Test

Below is a practical walkthrough that shows how AI improves readability scores in resumes using Resumly’s free tools.

  1. Upload Your Current Resume
  2. Review the Initial Score
    • The dashboard displays a score (e.g., 62) and highlights problem areas.
  3. Activate AI Simplification
    • Click "Improve with AI". The tool suggests rewrites for each flagged sentence.
  4. Accept or Edit Suggestions
    • You can accept a suggestion with one click or edit it manually.
  5. Run the ATS Resume Checker (optional but recommended)
  6. Finalize and Export
    • Once the readability score reaches 70+, download the polished PDF.

Quick Checklist

  • Score above 70
  • No passive voice
  • Bullet points start with strong verbs
  • Keywords aligned with target job description
  • No spelling or grammar errors

Tip: Pair the readability test with Resumly’s AI Resume Builder for a fully AI‑generated draft that already scores high on clarity.


Do’s and Don’ts for High Readability

Do Don't
Use simple language – prefer “manage” over “administer”. Over‑load with buzzwords – “synergy”, “disruptive”, “leverage”.
Keep sentences under 20 words. Write long, run‑on sentences.
Prioritize action verbs – “Led”, “Created”, “Implemented”. Start bullets with weak verbs – “Responsible for…”.
Use consistent formatting – same font, bullet style, spacing. Mix fonts or irregular indentation.
Tailor keywords to the job posting. Copy‑paste generic keywords without relevance.

Common Mistakes and How AI Fixes Them

  1. Overly Technical Jargon – AI replaces industry‑specific acronyms with plain English unless the term is a required keyword.
  2. Redundant Phrases – AI removes filler words like “very”, “actually”, and “basically”.
  3. Inconsistent Tense – AI aligns all bullet points to past tense for previous roles and present tense for current roles.
  4. Missing Metrics – AI prompts you to add quantifiable results (e.g., “increased sales by 15%”).

Example:

Before AI: "Managed a team of engineers to develop a cutting‑edge platform that leveraged cloud‑based micro‑services architecture."

After AI: "Led a 5‑engineer team to launch a cloud‑based platform, improving deployment speed by 30%."


Real‑World Case Study: Sarah’s Journey

Background: Sarah, a marketing coordinator, had a resume score of 58 and received no interview calls for 3 months.

Action Plan:

  1. Uploaded her resume to Resumly’s Readability Test.
  2. Accepted AI simplifications and added missing metrics.
  3. Ran the ATS Checker to insert the phrase “digital marketing analytics”.
  4. Exported the new version.

Result: Score rose to 78. Within two weeks, Sarah secured 3 interviews and landed a senior role with a 20% salary increase.

Takeaway: A modest boost of 20 points in readability can translate into tangible interview opportunities.


Frequently Asked Questions (FAQs)

  1. What is a good readability score for a resume?
    • Aim for 70 or higher. Scores between 60‑70 are acceptable but may limit ATS parsing.
  2. Will AI remove important industry terms?
    • No. Resumly’s AI keeps essential keywords and only simplifies surrounding language.
  3. Can I use the AI tool for cover letters too?
    • Absolutely. Check out the AI Cover Letter feature for matching tone and keywords.
  4. Is the readability test free?
  5. How often should I re‑run the readability test?
    • After each major edit, or when tailoring the resume for a new industry.
  6. Does a higher readability score guarantee an interview?
    • Not guaranteed, but it significantly improves both ATS parsing and recruiter attention.
  7. Can AI help with LinkedIn profiles?
  8. What if I’m not tech‑savvy?
    • The interface is drag‑and‑drop and offers one‑click suggestions—no coding required.

Mini‑Conclusion: The Power of AI on Readability

Every section of this guide demonstrates how AI improves readability scores in resumes: from automated simplification to real‑time scoring, from checklists to case studies. By leveraging Resumly’s AI tools, you turn a mediocre document into a clear, ATS‑friendly asset that recruiters can read in seconds.

Ready to boost your own resume? Start with the free Resume Readability Test, explore the AI Resume Builder, and keep your job search on autopilot with Resumly’s Auto‑Apply feature.


Next Steps & Resources

  • Explore the full suite: Visit the Resumly homepage for a complete overview.
  • Deep dive into ATS optimization: Read the Career Guide.
  • Stay updated: Follow the Resumly blog for the latest AI‑driven career tips.

By making readability a priority and letting AI handle the heavy lifting, you position yourself at the top of the candidate stack. Happy job hunting!

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