As they say, resumes are marketing documents. Any “rules” are more like guidelines/conventions, they can all be broken given a good reason to do so, but if you

As they say, resumes are marketing documents. Any “rules” are more like guidelines/conventions, they can all be broken given a good reason to do so, but if you don’t have a good reason it’s best not to. To more directly answer your question. Your resume can go to two pages if, after you’ve VIGOROUSLY edited your resume down for clarity and concision, it ends up over one. People will hold up some number of years of experience or another metric, but really you can have two if and when you can seriously justify every word on the page that takes it past one.