I see flashes of light or beams of white light in my side vision there is no pain should I see a doctor?

Yes. One might even consider going to the er, especially if this is of sudden onset. Possible causes with those symptoms include retinal detachment ( which is an urgent problem) or ocular migraine ( not so urgent).
Yes. This can be the early signs of a retinal tear or detachment and should be examined by an ophthalmologist .'.
Yes. Flashes may indicate a retinal problem. Safe better than sorry so get dilated exam.
Yes. Good chance that there is nothing to worry about, but it's important to have this checked out by an ophthalmologist who'll do a dilated retinal exam.