Hello,
We are an web and mobile apps developing company. We have expertise developer and designer in this field. Our vision is to do the most robust, clean and easy to use products. We can give you on time and actual costing of your requirement.
We are able to handle large enterprise projects. The required similar of the given link have studied and made a fair cost to develop within the expected time frame. We will use custom framework which is robust and very secured. The product will be very easy to maintain and adopt new features as well.
Thank You
Regards
marlopax