This Freelancer has not added any services.
I have been working with UNIX and C since 1977. I developed one of the first internet routers for the US Army. I hosted the first Internet Engineering Task Force meeting. I spend 23 years as VP of product development for Defense and Medical Imaging company that developed solutions for UNIX and Windows. I've taught many training courses in programming, graphics theory, and computer security. I've edited technical books including titles on C++, Swift, C#, Objective C, and iOS programming.