Hire the Best iOS Developers
in Vietnam

I’m always happy to collaborate—feel free to reach out if you have any iOS projects! I'm a developer with experience in building mobile app for small and medium sized. I’m experienced in Swift and SwiftUI, Flutter, React-native, UIKit, Alamofire, Core Data, Realm, RxSwift, Combine, SwiftUI I’ll fully project manage your brief from start to finish

Trusted by startups and growing businesses to build and maintain native iOS apps With 9+ years of experience in native iOS development, I’ve worked with startups and growing companies to launch, maintain, and scale mobile products with strong performance, clean architecture, and polished user experience. I specialize in transforming business ideas into production-ready iOS apps and helping companies modernize or expand existing Android/web products into high-quality native iOS experiences. What I can help your business with - End-to-end iOS app development - Native iOS apps using Swift & SwiftUI - Convert Android/Web apps into iOS apps - MVP development for startups - Long-term product maintenance & scaling - Performance optimization & refactoring - UI/UX implementation with pixel-perfect accuracy - App architecture improvement & technical consulting - Team collaboration and Agile/Scrum workflow Technical Expertise - UI Development: UIKit, SwiftUI, Auto Layout, Core Animation - Reactive Programming: RxSwift, Combine - Networking & API Integration: RESTful APIs, URLSession, Alamofire - Backend & Cloud Services: Firebase, Firestore, Authentication, Analytics - Push Notifications: APNs, Firebase Cloud Messaging (FCM), OneSignal - Architecture Patterns: MVVM, Clean Architecture, Modular Architecture - Local Storage & Database: CoreData, UserDefaults, Realm - Media & Realtime Features: AVFoundation, WebSocket - AI & AR Features: CoreML, ARKit, Vision Framework - Authentication & Security: OAuth, JWT, Keychain - Maps & Location Services: MapKit, CoreLocation, Google Maps SDK - Testing & Debugging: XCTest, Instruments, Memory Leak Detection - CI/CD & Version Control: Git, GitHub, Fastlane, Xcode Cloud - Project Management: Agile, Scrum, Jira, Trello Why clients work with me - 9+ years of professional iOS experience - Successfully launched and maintained production apps - Strong focus on clean, maintainable, scalable code - Clear communication and reliable delivery - Experience collaborating with startups and remote teams - Detail-oriented with strong debugging and problem-solving skills - Long-term partnership mindset I care about building stable products that support real business growth — not just writing code. If you’re looking for a reliable iOS engineer to build, improve, or scale your mobile product, let’s connect.

🏆 Top 10% Upwork Talent ✅ 5+ years experience as an Mobile developer. ✅ Proven track record in developing AI-driven mobile solutions, leveraging advanced technologies to enhance app intelligence and user experience. ✅ Hard working and high responsibility to assigned tasks. ✅ Ability to work as an individual as well as a good team worker. ✅ My main priority is a quality.

Senior iOS Developer | Swift | SwiftUI | Flutter | React Native | Supabase | Firebase | API Integration 🚀 I help startups and businesses build high-quality iOS & cross-platform apps — from idea to App Store. With strong experience in Swift, SwiftUI, Flutter, and React Native, I specialize in delivering scalable, production-ready mobile applications with clean architecture and smooth performance. I’ve successfully built and published apps that integrate real-world features and backend systems. 💡 What I can do for you: Build iOS apps (Swift / SwiftUI) from scratch Develop cross-platform apps (Flutter / React Native) Fix bugs, optimize performance, and refactor messy code Integrate REST APIs, Firebase, Supabase, third-party SDKs Implement authentication, real-time data, push notifications Work with camera, QR/barcode scanning, device features Handle App Store submission, TestFlight, App Review issues 🧠 My technical stack: Languages & Frameworks: Swift, SwiftUI, Dart, Flutter, React Native Backend & Services: Firebase (Auth, Firestore), Supabase, REST APIs Mobile Features: Camera, QR/Barcode Scanner, Push Notifications, Deep Linking Tools & Practices: Git, Clean Architecture, MVC/MVVM, Agile ✅ Why clients choose me: Clean, maintainable, and scalable code Fast response & clear communication Strong problem-solving mindset Focus on delivering real business value (not just code) If you need a developer who can build, fix, or scale your mobile app reliably, I’m here to help. 👉 Send me a message - let’s turn your idea into a real product.

Mobile Developer (8++ years experience) - iOS (Swift, Objective-C) - Flutter - React-native - Android - DevOps, Backend My full profile: andyphamhp.github.io

Senior iOS Developer with 8+ years of hands-on experience building, maintaining, and scaling high-quality iOS applications using Swift, SwiftUI, UIKit, and Objective-C. I specialize in developing production-ready mobile apps with clean architecture, smooth user experience, and reliable performance. I have strong experience with Firebase, Firestore, Cloud Functions, REST APIs, in-app purchases, subscriptions, Apple Sign In, push notifications, Core Data, Realm, widgets, BLE, and App Store release workflows. In addition to native iOS development, I also have experience working with Chromium-based projects, WKWebView-heavy applications, browser-style features, custom web-to-native integrations, JavaScript bridge communication, deep links, and hybrid app flows. This allows me to handle complex projects that combine native iOS performance with embedded web/browser functionality. I can help you with: - Building iOS apps from scratch using SwiftUI or UIKit - Refactoring and improving existing iOS codebases - Fixing complex bugs and performance issues - Firebase, Firestore, Authentication, Cloud Functions, and Push Notifications - In-app purchases, subscriptions, and payment-related flows - REST API integration and real-time data synchronization - Core Data, Realm, offline storage, and local caching - Chromium-based features, WKWebView, JavaScript bridge, and hybrid app flows - BLE, Apple Sign In, widgets, and native iOS features - TestFlight, App Store submission, and production release support - UI polishing based on Figma or existing designs I focus on writing clean, maintainable, and scalable code. My goal is not only to complete tasks, but also to help clients build stable, user-friendly, and production-ready iOS applications. If you are looking for a reliable iOS developer who can understand requirements quickly, communicate clearly, and deliver high-quality work, I would be happy to help with your project.