Yes, you really can write a perfect resume yourself. You know everything there is about your professional achievements, skills, and qualifications. As long as you learn how to write a resume or use a fully featured resume builder, you can be guided through the process of creating a perfect resume.
Certified professional resume writers (CPRW) are expensive, so we advise only using them if you’re in a complex situation or have the money to justify it. (This article was written by a CPRW, so you can trust this recommendation!)