Am not clear on what you are looking for is it an already established gaming site looking for person to occupy a position or you looking for partnership?
He was offering member if they are interesting to be Bitcoin Gambling Operator or Agent with the profit calculation, but unfortunately, he needs to explain more details about that so we can now more.
If you are interesting, you can contact him at telegram or wechat so they can decide to accept you or not.
I cannot see if they are using crypto to play or just using money/fiat as the bets because I don't see any clue in the FAQ. Maybe the OP needs to add this so people who visit in the site can read that.