Hi
Our game has been Greenlit on Steam, so we are looking for someone to implement the Steam API to the game.
Released Game: MacGuffin
100$ to implement the steam API + 1 in-game achievement.
Contact: corentin@macguffin-game.com or PM
How to Setup Steam Multiplayer in Unreal Engine 4 Blueprints - Entire Guide
if u still want that to be done by 3rd party then may be i can help if we can figure out a flexible time withing that budget.