<prompt> Human: Im about to take on a independent contractor role software dev and want to make sure I set aside enough off the top to pay taxes incl. SocSec. etc.. Is there a good rule-of-thumb percentage? We have medicaldental coverage through my wife, so no worries on that front, but is there anything else I need to consider?Any common pitfalls to be aware of?  <response>: I always put 30 aside. Make sure you track your deductible expenses to reduce your income and tax due. 