Dear Sir/Madam,
Hope you are doing well.
We have read your little description about your project. I understand that this system should be secure and more secure. And we are very experienced in this kind of project. We have already developed similar projects for big agencies and running successfully. So, our experience will provide you more secure system as per your requirement.
We are a team of 5+ years of experience web developer, expertise in Angularjs, Laravel, PHP, html/css, Android, Wordpress, c#, .NET. You can choose any technology as per your choice to build system.
We cannot give you time estimation for your project without knowing the actual requirement but yes, you will get your system within minimum timeframe. Our key point is speed and good quality.
We can further discuss on your requirement to clearify each thing. Kindly contact us for your project.
Thanks