Mobile App Developer experienced in building cross platform and native apps, from UI implementation to API integration and local persistence. 🚀 Languages and architecture approaches: ✅ Flutter / Dart - State management: BLoC, Riverpod, Provider, GetX - Architecture: Clean Architecture (layered data, domain, presentation) on multiple projects - Design Pattern: MVVM - Local DB: Drift (Moor) - Networking: Dio, http, Retrofit - Local storage: GetStorage, Hive - Backend services: Firebase Realtime Database, Firebase Storage, Supabase - Maps and location: Google Maps, Places Autocomplete - On device ML: Google ML Kit Text Recognition (OCR) - Brief: I build Flutter apps ranging from task managers and movie apps to map based ride booking flows and OCR based utilities. ✅ Android (Kotlin) - Design pattern: MVVM - Architecture: Clean Architecture (modular separation) - Dependency injection: Koin - Networking: Retrofit, OkHttp - Async: Coroutines, Flow - SQL database: Room (plus SQLite) - Security hardening: SQLCipher, certificate pinning (OkHttp) - Brief: I build Android apps with production grade patterns, including modular architecture, secure local storage, and reactive data streams. ✅ iOS (Swift) - UI: SwiftUI, UIKit - Design Pattern: MVVM, VIPER - Local persistence: SwiftData, CoreData, UserDefault - Apple Framework: AVFoundation, VisionKit, CoreMotion, CoreML, Apple Foundation Model, Family Control, DeviceActivity, WidgetKit. - Brief: I build SwiftUI based iOS apps with local persistence and modern Apple platform conventions. ✅ Cross cutting integration strengths - REST API consumption from mobile apps - Firebase first delivery when speed and reliability matter - Camera, OCR, maps, and real world device features integration - Brief: I am comfortable shipping feature heavy mobile apps that combine UI, async data, and device capabilities.

𝐍𝐞𝐞𝐝 𝐚 𝐡𝐢𝐠𝐡-𝐩𝐞𝐫𝐟𝐨𝐫𝐦𝐢𝐧𝐠, 𝐬𝐜𝐚𝐥𝐚𝐛𝐥𝐞 𝐦𝐨𝐛𝐢𝐥𝐞 𝐚𝐩𝐩? I help startups and businesses build powerful mobile applications — from idea to launch. With 8+ years of experience in mobile app development, I specialize in Flutter, React Native, Swift, and Kotlin, building AI-powered apps, SaaS platforms, and custom mobile solutions designed for performance, growth, and user engagement. I’ve built and launched live products like 𝗗𝗶𝗴𝗶𝘁𝗮𝗹 𝗙𝗮𝗿𝗺𝗲𝗿 (available on Google Play & App Store) and 𝗘𝗱𝘂𝗣𝘂𝗹𝘀𝗲, a multi-tenant school management SaaS platform — handling everything from development to deployment. 📱 𝐈 𝐬𝐩𝐞𝐜𝐢𝐚𝐥𝐢𝐳𝐞 𝐢𝐧: • AI-powered apps (Chatbots, NLP, automation, smart features) • Flutter & React Native cross-platform development • Native iOS (Swift) & Android (Kotlin) apps • Firebase backend setup and real-time sync • REST APIs, payment gateways, and third-party integrations • SaaS products and MVP development • App optimization, bug fixing, and scaling • App Store & Google Play deployment 💡 𝐖𝐡𝐲 𝐜𝐥𝐢𝐞𝐧𝐭𝐬 𝐰𝐨𝐫𝐤 𝐰𝐢𝐭𝐡 𝐦𝐞: ✔ Proven experience with live products ✔ Clean, secure, and maintainable code ✔ Clear communication and on-time delivery ✔ Focus on performance, UI/UX, and business goals ✔ Reliable long-term support Whether you need to build an MVP, improve an existing app, or add AI features to your product, I can help. Let’s get your app idea live — faster, better, and with scalable tech.

Do you want to build a performant app? Improve app speed? Decrease app size? All with clean, high-quality code? Look no further! I am specialized in complex mobile app development with Flutter for cross-platform apps and Swift UI for Native IOS apps. I can bring your Android or iOS mobile app idea to life, just like I did for my previous clients. Whenever you want to build an MVP or maintain an existing App, I am your guy. But don’t just take my word for it, here’s what past clients have said after working with me. 🏅"Wonderful experience so far! Always has a great attitude and top notch quality of work." FYCit Flutter Mobile App 🏅“Wonderful experience over the last year+ with Ismael. Extremely proficient and responsive. Always has an excellent attitude. Looking forward to working with again.” 🏅“Great job, fast and well done.” I am experienced in: • Languages: Dart, Swift • Frameworks & Tech: Flutter, SwiftUI, UIKit • Backend & API: Firebase, Supabase, REST APIs, Node.js • Databases: Firestore, MySQL, SQLite • Tools: Xcode, Android Studio, Git & GitHub We may be a great fit if you are thinking of: 🔑"I need a developer who can understand our existing application." 🔑"I need a cross-platform or native mobile app" 🔑"I need someone with a strong eye for design and user experience" 🔑"I need to resolve outstanding bugs." 🔑"I need a developer who can meet project deadlines." 🔑"I need a developer with extreme attention to detail." 🔑"I need someone to take this project and get it done efficiently." Working with me, you will get a unique Android or IOS app that users love, excellent communication, and a team-oriented approach. SOUND LIKE A FIT? NEXT STEPS: Click the green ‘Invite to Job’ button in the top right-hand corner, send me a message, and let’s organize a call! 😊 Highlighted Skills: Flutter | Dart | Mobile App Development | Android App Development | iOS Development | Android | IOS | Firebase | Smartphone | Swift UI | UIkit | Git | Xcode | Android Studio | FlutterStack | App Development | IPAD App Development | cloud. Firestore | Appstore | Google Play

If your app idea is stuck on paper or half-built and broken I can take it live. I'm Ayushi, a Senior Mobile App Developer with 8+ years building iOS, Android, and Flutter apps that actually get shipped to the App Store, on Google Play, and in the hands of real users. My focus is always the same: enterprise-quality code, reliable delivery, and communication that doesn't leave you guessing. 50+ apps delivered across fitness, edtech, SaaS, sports, healthcare, and e-commerce. 🔧 What I build: - iOS apps: Swift, SwiftUI (native, clean, App Store ready) - Android apps: Kotlin, Jetpack Compose - Cross-platform: Flutter/Dart for iOS + Android from one codebase - MVPs for startups that need to move fast and look polished - Full-feature apps with subscriptions, payments, user roles, and API integrations 📱 A few notable apps I’ve built and shipped: 1. Reveal Club: fitness + nutrition app with HealthKit, Stripe subscriptions, calorie tracking, meal plans (iOS & Android, live on both stores) 2. Sports Life Success: 4-role club management app with memberships, game certificates, coach/parent/player flows (iOS & Android, live) 3. TutumNet: mental health self-care app with goal tracking and support network (iOS, live) 4. iPromise: goal accountability app with SMS invites, guest flow and category management (Flutter, Android, live) 5. Thrive: tutor attendance and academic tracking app with time cards and progress reports (iOS, live) 6. Smart Routing: GPS navigation app for courier drivers handling 1000+ waypoints via Mapbox with CarPlay integration ⚙️ Tech stack: - Swift · SwiftUI · Kotlin · Dart · Flutter - Firebase · REST APIs · Alamofire · Retrofit · Stripe · RevenueCat - HealthKit · Mapbox · Push Notifications · Zendesk - MVVM · Clean Architecture · CI/CD · Git · Xcode · Android Studio 🏭 Industries I know well: - Fitness & wellness · Mental health · Sports management · EdTech - SaaS platforms · E-commerce · Logistics · On-demand services ✅ Why clients keep working with me: - I don't just write code I think about the product. I ask the right questions before building. - Clean, maintainable code that your next developer can actually read. - I use AI tools (ChatGPT, Cursor) to work faster but I review, test and own every line. - I work in organised processes Slack/Teams standups, Jira/Asana tracking, regular screen shares. - Realistic timelines. No ghost-acts. Direct communication when blockers come up. If you're a startup that needs a first version shipped fast, a business scaling an existing app, or a solo founder with a great idea send me a message and let's talk about your project. 📩 Message me with your app idea or job description.

I’m a Senior Mobile App Developer with 13+ years of experience building high-quality iOS and Android applications—from idea to App Store and Play Store launch. I specialize in iOS development using Swift, SwiftUI, and Objective-C, along with cross-platform development using Flutter (Dart). I help businesses and startups turn ideas into fast, scalable, and user-friendly mobile apps. 💡 What I can help you with: • iOS App Development (Swift, SwiftUI, Objective-C) • Cross-platform Apps (Flutter – iOS & Android) • End-to-End App Development (Design → Development → Deployment) • API Integration & Backend Connectivity • Push Notifications (APNs, Firebase Cloud Messaging) • Firebase & iCloud Integration • In-App Purchases & Subscriptions (StoreKit) • Local Database (Core Data, SQLite) • Social Login (Google, Apple, Facebook) • App Performance Optimization & Bug Fixing • App Store & Play Store Submission (including approvals & guidelines) 🎯 Why clients choose me: • Clean, scalable, and maintainable code • Strong focus on performance and UX • Reliable communication and quick turnaround • Experience working with startups, MVPs, and enterprise apps I don’t just build apps—I help you build products that users love. 📩 Have an idea or need help improving your app? Let’s discuss your project.

Hi there! I'm Aziz, an iOS developer with 5+ years of experience building production-ready apps that ship and stay in the App Store across video streaming, logistics, and e-commerce. I own the iOS side end to end, from the first screen to the release build. 📌 Selected Work: - Subscription video streaming app — smooth playback, media downloads, and live streaming via AVPlayer and VLCKit - FMCSA-compliant ELD app for commercial trucking — IOSiX SDK hardware connection, real-time tracking, offline-first - Marketplace MVP — polished and complex iOS app UI, Stripe payments, and Firebase Cloud Functions - AI fitness app — integrated a Python-trained pose detection model through Google's MediaPipe, and built a beautiful, responsive UI and features around it - Social app with chat, posts, and stories - Cargo and courier delivery apps with live order tracking - Multilingual news app and an online store 📱 iOS Development Expertise: - Swift, SwiftUI, UIKit — native iPhone & iPad apps - Clean Architecture, MVVM, MVVM+C — scalable & maintainable code - REST API & Firebase integration (Firestore, Cloud Functions) - Payments: StoreKit, Stripe, Apple Pay - Media: video and audio players, downloads, and live streaming - Maps & location: MapKit, CoreLocation, real-time tracking - Push notifications: APNs, PushKit, CallKit - App Store submission & performance optimization ⭐ Why clients choose me: - I own the full iOS scope, from first screen to App Store release - Clean code the next developer can read and extend - Fast, clear communication throughout the project - Reachable even after the contract ends If that sounds like what you're looking for, send me a message and tell me about your project. Thanks! Specializations: iOS Development · SwiftUI · UIKit · Video Streaming Apps · Social Media Apps · Chat / Messaging Apps · Logistics Apps · MVP Development · Marketplace Apps · Stripe & StoreKit Payments · Firebase Backend · Cloud Functions · Scalable Mobile Architecture · App Store Submission · iPadOS · macOS · watchOS

I’m a Senior iOS Developer with 10+ years of professional experience and an MS in Computer Science. I help companies design, build, and scale high-quality iOS applications that are reliable, intuitive, and crash-free. 🚀 What I Bring Proven iOS Expertise – Swift, SwiftUI, Objective-C, and cross-platform (React Native, Kotlin). BLE Mesh & Firmware Communication – Experience developing apps that integrate with BLE Mesh lighting systems and embedded firmware, including device provisioning, node status monitoring, and OTA updates. End-to-End Delivery – From architecture & development to App Store release & maintenance. Payments & Fintech – Integrated Apple Pay, Revolut Pay, VISA SDKs and built secure banking solutions. Performance & Testing – Increased code coverage from 20% → 75% and delivered 99% crash-free user rate. Agile Collaboration – Worked with international teams in Agile/Scrum, mentored juniors, and led technical interviews. 🏆 Highlights Travel & Flight Booking App – migrated core pages from Objective-C to SwiftUI, integrated payment SDKs. Firebase integration, Remote Config & Analytics & Crashlytics. iOS Banking App – led full rebuild with modular architecture, achieving 80%+ test coverage. Indoor AR Navigation App – developed custom pedometer & beacon-based positioning system for a large hospital. BLE Mesh Lighting Control App – built iOS app for provisioning, controlling, and monitoring BLE Mesh devices with firmware-level communication. 🔧 Tech Stack iOS: Swift, SwiftUI, Objective-C, XCTest, XCUITest, Snapshot Testing Connectivity: BLE Mesh, Bluetooth Low Energy, Firmware Communication, OTA updates Backend & Cloud: Node.js, Flask, FastAPI, AWS, Azure, Docker, Kubernetes ML/AI: TensorFlow, PyTorch, Generative AI, Computer Vision, Medical Imaging ✅ If you need a reliable senior engineer who can deliver production-ready, scalable apps, let’s connect. I can help with new builds, app modernization, bug fixing, and advanced features like BLE Mesh integrations, payments, AI, or cloud backends. Below I am sharing a few categories of apps that I have developed from scratch. *Flight Booking Application * Online Payment Application * Banking Application * Fintech Application * Navigation and Indoor Navigation Application * Image processing *Bluetooth Mesh *Bluetooth - BLE * Document Management && E-sign Application * E-commerce Application * Beacon Based Application * Photo Editing Application

I’m a passionate and results-driven Mobile Developer with over 6 years of experience delivering high-quality, performant, and scalable apps across iOS, Android, and Flutter platforms. From concept to deployment, I specialize in crafting smooth user experiences, clean architecture, and maintainable codebases for both startups and enterprise clients. 💻 iOS Expertise: - Languages & Frameworks: Swift, Objective-C, SwiftUI, UIKit - Data & Networking: Core Data, Combine, RESTful APIs, URLSession, Alamofire - Features & Integrations: Push Notifications, In-App Purchases, Core Animation, MapKit, Background Tasks, Keychain, App Extensions - Tools & Practices: Xcode, Instruments, XCTest / Unit & UI Testing, Fastlane, TestFlight, App Store Deployment 🤖 Android Expertise: - Languages & Frameworks: Kotlin, Java, Jetpack Components (ViewModel, LiveData, Navigation, Data Binding) - Data & Networking: Room, SQLite, Firebase (Auth, Firestore, Crashlytics), Retrofit, OkHttp, Coroutines & Flow - Features & Integrations: Push Notifications (FCM), Deep Links, Custom Views, Background Services, WorkManager, Google Maps, Play Store Services - Tools & Practices: Android Studio, Gradle, Dagger/Hilt, JUnit, Espresso, CI/CD pipelines, Play Store Deployment 🧩 Cross-Platform (Flutter): - Dart, Widget Tree Optimization, State Management (Provider, Riverpod, Bloc), Animations, Custom UI Components - REST & GraphQL API Integration, Firebase Integration, Local Storage (Hive, SQLite), Push Notifications, Background Services - Platform Channels for native iOS/Android integration, App Store & Play Store publishing 🏗 Architecture & Best Practices: Clean Architecture • MVVM • MVP • VIPER • SOLID Principles • Offline-First Apps • Modular App Design • Reusable UI Components ⚡ Why work with me: ✅ Clean, maintainable & testable code ✅ Strong understanding of platform guidelines & performance optimization ✅ End-to-end app development (design, build, deploy, maintain) ✅ Fast communication & reliable delivery ✅ Experience with both greenfield and legacy projects Let’s collaborate to bring your app idea to life with high performance, modern design, and robust architecture. 🚀

My core competency lies in iOS mobile app development. I build nice and fast applications that uses iOS/iPadOS and watchOS; I use cutting edge technologies and latest versions of the SDK while keeping compatibility with older versions of iOS and iPhones. I have more than 12+ years of flawless experience in iOS development (Objective-C and Swift and SwiftUI experience with solid background in analysis, design, development and implementation of iPhone and iPad applications. I write clean and modular code, you can review my code on Github:- Username: hackiftekhar (Just open Github website and add my username after / slash, Upwork doesn't allow URL in Bio) - Developed an open source library IQKeyboardManager: 16,000+ stars on Github - Total 8+ years of iOS development experience - Worked more than 10,000 hours on Upwork - Member of Talent Cloud Mobile Developers (Premium) - Pro developer on Upwork I can work individually and also with the team following AGILE, I'm a good team player and love to collaborate with product guys and fellow developers to prepare Jira Stories and groom them. I've worked with different teams around the world and been part of many enterprise levels apps which has millions of users. My skills and experiences are as follows: -------------------- Languages --------------------  Objective-C  Swift  SwiftUI -------------------- iOS Native --------------------  iPhone/Apple Watch/iPad  Realm, Core Data, SQLite  SwiftUI, ARKit, OCR, MapBox  IoT, BLE (Bluetooth low energy device), Beacons integration  Audio and Video frameworks  Automation: CI/CD Tools  Braintree Payments, Paypal, Stripe and Dwolla integration  Build Sharing: Testflight, HockeyApp, DeployGate and Diawi  Google, Flurry, Facebook, Fabric and Mixpanel Analytics  In-app purchase, Local & Push Notification, iCloud Looking for a long-term opportunity to handle project individually or join team. I would love to provide my services on a good idea to make a great product. Iftekhar Qurashi Mobile Architect

I've shipped a production fitness app to the App Store and worked as an iOS developer at a fintech company both involving real users, real deadlines, and production-grade code. If you need iOS work done right, keep reading. iOS developer with 2 years of production experience in Swift, SwiftUI, and UIKit, working across consumer fitness apps and enterprise fintech platforms, end to end. ------------ What I Bring to the Table - StoreKit & subscriptions : App Store submission, product IDs, trial config, sandbox testing, RevenueCat - Analytics integration: PostHog, environment-keyed configs, strongly-typed event models - Modular architecture: Swift packages, xcconfig multi-env, MVVM + Combine - Media & video: AVFoundation, cached playback, looping, autoplay state machines - Backend integration: REST APIs, Supabase, Firebase Auth & Firestore - Onboarding flows built to convert and retain users - Custom animated UI with SpriteKit and SwiftUI transitions - Theme systems with dynamic dark/light mode support ------------ Stack Swift, SwiftUI, UIKit, Combine, AVFoundation, MapKit, StoreKit, SwiftData, Core Data, Keychain, SPM, CocoaPods, Git, MVVM, Clean Architecture, Coordinator Pattern ------------ Selected Projects Maxxd Fitness app (App Store) Production iOS app built end to end: workout tracking, session-based video playback, subscription billing, PostHog analytics, and a modular Swift package architecture split across feature and core modules.AI powered meal scanning and tracking meal nutritions daily. ------------ How I Work I approach every project with an ownership mindset. I ask the right questions before writing a single line of code, communicate proactively, and deliver code that's clean, testable, and built to last. Modular architectures, clear naming, and future-proof patterns aren't extras they're how I work by default. Message me whether you're launching an MVP, scaling a production app, or need someone to own the iOS side of your product, let's build something users will love.