Restaurant Web APP

Hi Guys
I need a web app for restaurant with following features:

#1 Admin ->Inventory Management, Orders Management , Business Dashboard, Customers Manager etc
#2 Online Food Ordering
#3 Delivery Manager

I need all this with easy to use. We need Web And APP both.

Please make a bid and we want in latest technology in MERN or MEAN, If anyone already has built up then please give us demo and talk to us.

Thanks
SUNIL