Add functions to existing iOS application

Hello, I have several task to Accomplish ASAP. 1)Add "google Places autocomplete" modify a json call 2)remove "audio player and background" 3)Add "location Request at login and check if location is disabled in app(pop up with request to enable" 4)Add backgroun working capabilities (to be able to run app in background and and accept by app store) Those task need to be done ASAP (now) count number of task and send bids with response of total task in INT) - others bids will be rejected bids 70$+/-