As previously teased by Observer, the principal of Reuben Brothers, Jamie Reuben, has been building an “empire” of real estate on behalf of the family firm, including a $2.6 billion development in Puerto Rico, called Esencia. Owned and developed by the real estate investment tycoons, Reuben Brothers and Three Rules Capital, more details of their grand plans for the oceanfront community have now been revealed. As reported by Bloomberg, the project has been specially designed to make the most of the island’s west coast and Caribbean Sea views. Featuring both luxury hotel rooms alongside branded residences, the mixed-use Puerto Rico development…