MVC Coder required for urgent job

We have a rental system that needs modifcations, we need to add a complete Client dataebase to the system so orders are not just taken but are also added and into customer groups, so 1 group is for Retail Customers and one group is for Business Customers So in the admin system you can see the two different customer groups Each customer needs to be able to log in to thier account so they can rebook in the futrue without the need of filling in all their details Please supply evidence of work, this system needs a Skilled MVC developer For full Spec please send PM