Hello, I can design and build your complete Web Application as per your requirements, Please share your more requirements and timeline for this project via chat.
We are a team of "DIGIMART" having 6+ years of experience in Web and Mobile design plus development and primarily deal in software services and developer outsourcing according to the customer requirements. Talking about our expertise, we possess very good expertise in PHP, Mobile App Development, iPhone, Android, Software Architecture which seems to be the primary technology set for your project.
Thanks & Regards,
Steve.