Muhammad Usman H.Private profile: Upwork shows its earnings only to signed-in members, so we check it every few weeks, not daily. MRR here is a rough estimate (Upwork's six-month earnings ÷ months active). Last read Nov 5, 2026.

I'm focused on the fundamentals of development which often developers neglect. I believe most problems can be solved by understanding the root. I have used backed integration with Rest service as well Direct DB calls, used Baas Platforms like Firebase. EXPERTISE • Coding in Obj C, Swift and SwiftUI. • Writing Cloud Functions on Firebase in Java Script using NodeJs. • Network Calls, Web Sockets for live transmission. • CoreData , Backend Server Integration using Rest API's. • Firebase Notifications using FCM tokens. • Payment Methods (Stripe, PayPal) integration for payment transactions. • Apple Subscriptions and purchasing for products. • Git Control and Version Controls. • App Store Publishing. WHAT I OFFER • I prefer setting clear milestones from the beginning of the project and delivering on time. • Communication is a top priority for me, I post regular updates with my progress. • I write top-quality, maintainable, and robust code. • I freelance full-time, you have my full attention to your project. I am familiar with most of the standard iOS APIs as UIKit, Foundation, SwiftUI, Combine, animations, in-apps, push notifications, MapKit, StoreKit, StoreKit 2, Sign In with Apple, etc. I can help with App Store Review guidelines and issues. Don’t hesitate to drop me a message. I’d love to discuss your project.