Welcome to YT, and congratulations on your new baby!!
I think you're right to wait before naming him. I used to try to name mine right away, but then it never seemed to fit their personality and I'd change it. Now I wait until we get to know each other a little bit.
__________________
He is your friend, your partner, your defender, your dog. You are his life, his love, his leader. He will be yours, faithful and true, to the last beat of his heart. You owe it to him to be worthy of such devotion. -- Author Unknown