The best person is, first of all, impossible to measure, and with fleeting skills change over time, new people come around, and they are better for those technologies. You can't find the best people. In fact, they don't really exist.
Here is a letter from CEO to the team at Shimbi Labs. In this letter, Siddharth Deshmukh discusses the importance of the culture of high standards, why should we have, and steps required to maintain and continue to build it at Shimbi Labs.