I am Prateek and I have been developing iOS apps since 2010. I have developed apps for Pfizer Pharmaceuticals, Boeing, US Airways, South West Airlines, KAR Auction Services, Novartis, CenturyLink, AXA Insurance etc. I hold an H1B visa and developing for clients at their offices in United States. I am an expert in Swift and Objective-C, great knowledge in Core Data, Location, Media Player, Animation, Auto Layout etc. I have a good record of delivering the projects within the estimated timeframe.