SkillSyncer is a free resume keyword optimization tool that helps job seekers improve their chances of getting their resume through the Applicant Tracking System (ATS). This easy-to-use web platform uses keyword optimization to help users match and tailor their resume to any job posting. The resume is scored for multiple factors, including hard and soft skills, important keywords, job title, and degree requirement. The detailed feedback allows users to make adjustments to their resume, such as adding existing qualifications that are applicable to the job posting but missing from their resume.