bar code scanning aapp ios & android

The functionality of this mobile app is as follows: Scan multiple QR codes, extract street addresses and create a list of addresses. Allow user to set a priority -- which address to visit first, then create the most efficient route with alternate routes. allow user to drop pins to indicate place to avoid, reroute based on priority and blockages(pins), generate routing list and routes. App will use location/GPS, when an address/location is reached, pop up a list of checkboxes to select to record status. each status may have an additional action or status to be recorded. Prior experience with ios, google maps api and handling barcodes is requires. More details will be available to qualified coders. Please use the phrase "my location is known" in your bid. Spammers will be permanently black listed. Thanks!