That depends on what job you are applying for ~! A resume, as its name implies, is a simple experience.

Introduce your education, specialties and work experience so far in the simplest language, but make sure it is true. What kind of job do you apply for? You should highlight your expertise and experience in that field. As for other work you have done, you can skip it. This is a small skill to make a resume, which can also be used in job hunting.