ResumeUp.AI is an online AI resume builder and ATS checker tool designed to help job seekers create professional resumes that meet Applicant Tracking System (ATS) requirements. The product offers features such as resume template selection, content optimization, real-time previews, and resume scoring through AI technology to ensure that users' resumes attract recruiters' attention, thereby increasing interview opportunities. Background information shows that ResumeUp.AI has over 20,000 users, supports multiple languages, and provides professional services at an affordable price.