Don't write anything on your resume that would indicate "number of years experience" -- list your jobs, explain key achievements, don't distill anything down to a number. Your resume should NOT explain who you are, or go into real specifics -- it's an advertisement for you, as simple as that. If they want details, they'll have to schedule an interview. Once you have the interview, you can talk about your experiences,…
So hold off on start/end dates at jobs then? Since those could be used to figure out experience?