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), NodeJS, Cloud Services(Google Firebase, Amazon Web Service), RESTful APIs Integration, Payment Gateway(PayPal, Stripe, Google Pay, WeChat Pay) Integration, Social Network API(Facebook, Google, Twitter, Instagram, Pinterest, Youtube) Integration, GPS, Google Map API Integration, Video/Audio/Text-Live Chat support(Stream), 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!