-in college he was in a fraternity--partied a lot and was very social.
-is charming and a bit outspoken, even when meeting strangers. E
-does not like to be alone E
-when is feeling a bit saddened, needs to be around girlfriend or friends E
-when he feels emotionally broken, disappears for a week on a trip F
-very stubborn ?
-impulsive E or P
-does things on a whim E or P
-very traditional and takes rules very seriously Si
-family life is very important Fe
-often second guessing himself F?
-worries about the future N or J
-feels uncomfortable around me sometimes because he can't "read" me N?
-worried about the well-being of others Fe
-feels as though he has to take care of everyone and their needs Fe
-reminds me of a "caretaker" Fe
-likes to rescue animals and to love and take care of them Fe
-has a degree in engineering S
-is a programmer S
-is very good at and loves science and math S or N
-is kind of hard to read; my brother is an ENFJ and doesn't "get him" ?
It's fairly obvious that he's Fe dom, so ExFJ is immediate. I'd say S over N, he seems much more practical and conventional, so ESFJ sounds about right. Any other additional information you can provide on any possible N/S traits?