NGUYEN XUAN 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 Jul 16, 2026.

🌟 TOP RATED ! 🌟 TOP 9% in leetcode 🌟 100% Job Success Score ! 🌟 Over 53 Total Job ! Good day commander! My name is Nguyen Xuan Hanh and I'm an senior iOS developer, Flutter developer. I believe my strong points are my creativeness and punctuality. My main goal is always to meet your needs and deadline. I have 7+ years experience in mobile development and I'm sure that my knowledge has a solid background for making almost any business application. Thank you in advance for your time and consideration. I look forward to working with you soon. Listed below are my experience and skills. — iOS (8.0+): Foundation framework, Core Data, Map Kit Framework, SQLite, HIG (UI); — Programming languages: C++, Objective-C, Swift (my preferred one); — IDE: Xcode; — Core web: JavaScript; python — Git; — Bug/Issue trackers: Bitbucket, Jira, Backlog, Trello, Crashlytics; — Ad-hoc distribution: TestFlight, Custom; — Google maps SDK; — Google Analytics SDK — SwiftUI, UIKit Cocoa Cocoa Touch, Unit Testing — AVFoundation, CoreAudio, Core Animation, Core Data — Metal API, MetalKit — ChatGPT — Network: Dio, http, retrofit, AFNetworking, Alammofire; — Reactive: RxJava, RxAndroid, RxDart , RxSwift, Combine; — Socket IO, Web socket — Widget testing, Unit testing, Integration Testing — CI/CD: Fast lane, Codemagic, Github Actions — Design Principles: Dependency Injection, Design Patterns, SOLID Principles — VisionOS, MacOS developer — Redux saga, Mobx state management