Steam Videogame in C - Requirement knoledge in Steam Friends

We are a new company which we are looking for videogame programmers, we wish to invest in a specific idea for a game in Steam. using the system Steam Friends. As a requirement: We need videogammer programers with experience in Steam platform or programmers who think they can develope a game for this platform using Steam Friends. We really appreciate if you are polite and you have good comunication.