I will poker unity game design using the node js ,mongo db

we are game development team based in india.We working on varies mobile games using the unity.We mostly working on poker game design .
This will be multiplayer game going to work on node js and mongo db based backend.
this backend going to connect to unity by besthttp plugin.
we also design the graphics design and asset for the poker on extra service
This game will be offer on two operating system but price will be listed as service