Tam T.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.

🌟 Top Rated - Top 10% of talent on Upwork. 🏆 100% Job Success. 💎 Expert iOS developer with over 9 years experience iOS Development, with good knowledge of iOS Core, Object-Oriented Analysis and Design, Functional Programming, and Design Patterns. Focused on creating collaborative efforts between support and engineering teams to implement product level changes to benefit end users. 🔑 Key skills: ⭐⭐⭐⭐⭐ UIKit | SwiftUI ⭐⭐⭐⭐⭐ CoreData | Realm ⭐⭐⭐⭐⭐ Google Ads, RevenueCat | In-app Purchase, Subscription ⭐⭐⭐⭐⭐ Reactive Programming | Combine | RxSwift ⭐⭐⭐⭐⭐ RESTFul APIs | Socket Integration ⭐⭐⭐⭐⭐ AVKit | AVFoundation ⭐⭐⭐⭐⭐ Widgets | Live Activity ⭐⭐⭐⭐⭐ AI | ChatGPT Integration ⭐⭐⭐⭐⭐ Firebase Integration ⭐⭐⭐⭐⭐ Push Notification ⭐⭐⭐⭐⭐ Human Interface Guideline ⭐⭐⭐⭐⭐ Architecture Pattern | MVC | MVVM | Clean Architecture | VIPER ⭐⭐⭐⭐⭐ Unit Testing | UI Test ⭐⭐⭐⭐⭐ Integrating 3rd party library ( SPM, CocoaPods, Carthage ) ⭐⭐⭐⭐⭐ TestFlight | App store submission 💎 Proficient in Swift, SwiftUI, Objective-C, Xcode, UIKit, CoreData, Firebase, Google Ads, RevenueCat, OpenAPI..., and the latest iOS frameworks ( RxSwift, Combine ). Adept at integrating third-party libraries and APIs, with a strong focus on writing clean, testable, maintainable code. 💎 As a Senior developer, I bring more than just technical expertise. I am a proactive communicator, adept at problem-solving and project management, ensuring that projects are delivered on time and within budget. My goal is to build long-term relationships with clients by delivering outstanding results. 🤝 🤝 🤝 If you're looking for a dedicated and experienced iOS developer to bring your app idea to life or take your existing app to the next level, I'd love to hear from you. Let's turn your vision into reality.