Hi, there. I am confident I can full fill your requirement and I provide my skills in hopes of working with you. I am full-stack developer and I have experience in the iOS mobile app development as following:
-iOS 11, Swift (4, 5), Objective-C & Xcode (9, 10), cocoaPods, PHP(MySQL), In-App purchases(IAP) & Push Notification, Approval to Apple Store.
Please feel free to contact me if you want. I look forward to working back with you. Thank you!