Brown doesnt have Early action so apply regular there
Really impressive resume you got there
CMU SCS- low reach (insanely competitive but you have a chance)
Brown/MIT/Caltech- low reach ( i feel you’ll get into 1)
Stanford- reach
GT- match
Predict Me- http://talk.collegeconfidential.com/what-my-chances/1816514-predict-results-accept-reject-waitlist.html#latest