รายได้ต่อปี programmer แถวๆ ซานฟราน ควรจะเท่าไรดีครับ

I guess it depends on what company you work for.

http://www.glassdoor.com/index.htm
They will tell you the average $ in a company.

www.indeed.com
Search for jobs that has about the same qualification as you. Then compare.

By the way, Google offers its programmer $3,000,000 a year. If you are as good as that guy, your salary is way too low. And some company is willing to pay $500,000.

http://www.businessinsider.com/a-google-programmer-blew-off-a-500000-salary-at-startup--because-hes-already-making-3-million-every-year-2014-1

http://www.itworld.com/article/2693353/cloud-computing/man-or-myth--the--3-million-google-engineer.html