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Get ATS-Ready. Land More Interviews.
AI-powered resume optimization that rewrites your bullets, closes keyword gaps, and generates a tailored cover letter — in under 60 seconds.
Zero data stored — Nothing leaves your browser
Your key, your calls — Direct xAI API connection
Grok 4.3 powered — State-of-the-art AI
ResumeBoost is an independent project and is not affiliated with, endorsed by, or sponsored by xAI or Grok.
ATS score before & after
Keyword gap analysis
Quantified bullet rewrites
4 professional templates
One-click cover letter
Version history
Simple. Fast. Private.
Three steps to an interview-winning resume.
01
Upload your resume
Drop in a .docx or .txt file, or paste your text directly. Supported in every modern browser.
02
Add the job description
Paste the JD to give Grok the context it needs to optimize perfectly for that role.
03
Download & apply
Get an ATS-optimized resume in 60 seconds. Export as .docx, apply with confidence.