Hello.
I am a GIS(Geographical Information System) expert and Web&Mobile(iOS, android) developer.
Since 10 years before I have been developing GIS applications.
I graduated GIS special education course and I have rich experiences for development Desktop,Web and Mobile GIS applications.
As a GIS developer, I can develop any kind of GIS application based on ESRI, GeoServer and GoogleMaps,OSM,MapBox,OpenLayers,PostGIS and PostgreSQL and MS SQL,Mapsforge Android SDK, Sqlite/Spatialite.
And I have many Web technologies such as PHP, Java,C# etc.
I checked your requirement and I am very interesting in your project. I have worked on many GIS application development and I think that I have able to realize your requirement.
My price is 700CAD and I think it is 500USD what you suggested in this project.
I would like to heard from you.
thank you.