Hyperlocal Startup in South Delhi

Hi, I am looking for a Web Developer who for a hyperlocal startup for goods and services in South Delhi . It will be a site where we can upload the vendors list and then the deliver of goods and services can be done in a timely manner to the customers with the help of my logistics. If possible would also like to add feature of GPS , so that a customer can track his or her order from the [login to view URL] for services a customer can book them through our website. Some of the Technical Aspects of website: 1. Responsive website to be made in php with two profiles would be created one for the vendor of the website and another of the customer booking that professional. 2. The backend operation of the website should be easy so as it can be easily operated by a person with non technical background. 3. Maintenance of the website for an year , Web Hosting, Domain etc.. Please quote me the price for the responsive website with or without hosting .And also quote me the price of the android application or iphone application so if i wish to opt them for too. Expectation 24x7 monitoring of the website /app, if there are any bugs or issues that should be addressed immediately after being informed to the technical team that is you and should be solved at the earliest so that no problem is faced by the customers.