Hello Sir,
Reference your requirement and the demo link which you provided we are pleased to inform you that we can develop this kind of software using ASP.NET, C# & MsSQL as Database.
We would like to discuss in detail regarding this software.
Hope to seek a positive response from your side soon.
Additional Info :
As per the information you provided and as you are using server 2012, its is advisable to use ASP.Net , C# and MsSql as database.
It provided higher security than any other language.
Estimated time to complete this project including testing (30 Days)
Regards,
Hemant Agarwal