Developer needed for creating multiplayer Drag racing game (IOS,Android + PC)

Goal: To create a Multiplayer, Cross-platform, Drag racing game. Criteria: The following criteria would need to be met. -Server for hosting game -Client for connecting to game -SQL Connection (or alternative solution) for storing accounts + inventory (garage,cars,etc) -Ability to join lobby and challenge other players -Accept challenges and race players (drag racing) -Cars -Menu/shop to buy cars -In-game currency system -In-game RL $ Currency system Game description: The game will work as follows; -New player starts game (loads client), Logs into an existing account or creates a new account. -New player runs through a brief tutorial -Player can see a list of their cars, they select which car they want to race with. -They can use a 'Upgrade' screen to buy new upgrades for the cars. -Player clicks 'Race' which takes them to the racing lobby, Racing lobby has a list of other players in the lobby -The lobbys are split depending on the players 'Rating' or 'Speed' into different tiers/brackets -You can challenge other players or they can challenge you. -After accepting a challenge you can 'Bet' an amount of money, -Other player can accept bet or increase or pink slip (bet car) -Players then have a drag race, winning/losing will correspond to the bet/pink slip. I'm looking for someone with experience creating multiplayer games, Should be able to support upto 200 players. Preferably Unity + C# although im open to alternative solutions. Preferably someone with experience or knowledge on drag racing games. Can give access to similar games which use a similar type of platform. I also already have access to a drag racing template in unity if you would like to use it (Asset sells for $50 on unity) This is a 1-time project which will require on-going support in future. (Updates, patches, etc)