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Rating is 4.6 out of 5.
4.6/5
based on 1,119 client reviews
  • $35 hourly
    • 4.9/5
    • (46 jobs)
    👋 Hey, I'm a Senior iOS Developer with over 8 years of diverse software development experience in tech. From developing to leading, I have done it all! I am proficient in creating apps for iOS and well-versed in developing frontends and backends. Beyond iOS, I led teams in various tech companies. My expertise spans numerous industries, and I've partnered with remarkable companies from all around the globe. I know a vast array of technologies and tools that I have used to create some pretty amazing applications! My Services: 🤖 AI integration (Artificial Intelligence) | OpenAI ChatGPT, DeepSeek, Microsoft AzureAI, Google Cloud, OpenCV 🕶️ AR/VR integration | Lidar, RoomPlan(Floor Plan), ARKit(Augmented Reality), Vision Framework 📲 VoIP integration | LinPhone, Microsoft Azure, Agora, WebRTC 🧠 Tech Advisor 🌐 Backend Development Firebase 🌐ML (Machine Learning) Who I work with: 🚀 Startups – take your idea through the startup lifecycle within a reasonable budget and timeline. 🙋 Small and Medium Businesses – acquire software excellence to boost your current product. Results: ✅ Developed apps with over 200,000+ monthly active users. ✅ A startup gained early adopters for their MVP using TestFlight ✅ A product company increased its user base by 40% by scaling its app onto a new platform. ✅ A services company grew its profits by 60%, thanks to an iOS streaming app. Working with me, you will get: 🕵️ Transparent process with various tracking tools and regular meetings. 💬 Prompt responses and concise explanations. 🧠 Expert consulting and tailored advice based on your specific needs. 🔄 Smooth integration with existing workflows and effective collaboration with your team. 🌍 Flexibility to work with clients across different time zones. 📚 Thorough documentation and dedicated support throughout the transition period. A very important message to any customer who could be working with me: “I take your project as my project” so I always will be 100% dedicated to successful project completion. ►► 𝐇𝐀𝐕𝐄 𝐐𝐔𝐄𝐒𝐓𝐈𝐎𝐍𝐒? 𝐈𝐍𝐕𝐈𝐓𝐄 𝐌𝐄 𝐀𝐍𝐃 𝐀𝐒𝐊!◄◄
    Featured Skill Push Notifications
    iOS
    3D Modeling
    OpenCV
    Lidar
    Floor Plan
    Computer Vision
    Machine Learning
    Artificial Intelligence
    Google Maps
    Chat & Messaging Software
    Augmented Reality
    Swift
    ARKit
    In-App Purchases
  • $50 hourly
    • 4.6/5
    • (159 jobs)
    With over 6 years of experience and 100+ successful projects, I specialize in crafting apps that combine flawless functionality with exceptional design. My passion lies in turning your ideas into high-performing, user-centric mobile solutions. What I Bring to the Table: - Native Mobile Development Expertise: Proficient in Swift, Objective-C, Java, and Kotlin to deliver powerful and scalable native apps. - Cross-Platform Excellence: Building seamless, efficient apps with React Native and Flutter. - Intuitive UI/UX Design: Designing elegant and engaging interfaces that elevate user satisfaction. - Back-End Integration & Development: Ensuring robust performance through API integrations and reliable backend solutions. - Quality Assurance: Delivering bug-free, thoroughly tested apps with meticulous attention to detail. Why Choose Me? - Proven Expertise: 100+ projects delivered with precision and stellar client feedback. - Innovative Solutions: Staying ahead with cutting-edge tools, frameworks, and industry trends. - Collaborative Approach: Clear, consistent communication to align with your vision and goals. - Detail-Driven Excellence: High-quality code, optimised performance, and seamless functionality. - Client Satisfaction Guarantee: Committed to exceeding expectations and delivering outstanding results. Ready to elevate your app to the next level? Let’s connect and create something extraordinary together!
    Featured Skill Push Notifications
    iPad App Development
    iOS SDK
    Apple Xcode
    iOS Development
    Android App Development
    Mobile App Development
    Android
    iOS
    In-App Advertising
    In-App Purchases
    Firebase
    Java
    Android Studio
    Swift
  • $25 hourly
    • 4.9/5
    • (24 jobs)
    🔝 Top-Rated Mobile App Developer 🔝 Hello! As an accomplished full-stack developer with over 10 years of experience in mobile app development, I bring both expertise and innovation to every project. With a proven track record as a Technical Lead, I excel in delivering complex projects efficiently. My skill set spans the entire development lifecycle, from designing and developing scalable MVPs and full applications to deployment. I have demonstrated proficiency in creating robust API services, managing user authorization and roles, handling email systems, and integrating payment gateways. 🌟 My Skills & Expertise 🌟 ✔️ Mobile Development: Android (Native), Flutter (Cross-Platform: Android, iOS, Web, Windows), React Native, iOS (Native) ✔️ API Integration: RESTful, GraphQL, Third-Party APIs (ExpressPlay, MixPanel, GetSocial, AdMob, Zoom, Zoho, Sentry, UXCam, ClaverTap, Facebook, Google, Apple, Twitter, LinkedIn, YouTube, eBay, etc.) ✔️ Cloud Services: Google Firebase, Back4App, Parseplatform.org ✔️ Payment Gateways: Stripe, Apple In App Purchase, Google In App Purchase, Paytm, Razorpay, PhonePe, CCAvenue, Authorize.net, Paypal, PayAidPayments ✔️ Notifications: Firebase Cloud Messaging (FCM), Local Notifications, OneSignal ✔️ Project Management: GitHub, BitBucket, Jira, Azure DevOps ✔️ Additional Skills: Material Design, ChatGPT Integration ✔️ Web Development - Frontend Technologies: Angular, ReactJS, Flutter Web ✔️ Web Development - Backend Technologies: Node.js, .NET Core, PHP Laravel ✔️ Database Management: SQLite, MongoDB, MySQL, MariaDB, PostgreSQL 💡 What I Can Do for You 💡 ◐ Develop intuitive, user-centric mobile applications. ◐ Build and integrate robust RESTful APIs and third-party services. ◐ Design and manage scalable, efficient database structures. ◐ Optimize application performance for speed and scalability. ◐ Ensure high code quality with thorough testing and reviews. ◐ Collaborate with cross-functional teams to achieve project goals on time and within budget. 🏆 Why Choose Me? 🏆 ❒ Exceptional problem-solving skills with a keen eye for detail. ❒ Proven track record of delivering high-quality software solutions. ❒ Strong communication and collaboration abilities. ❒ Quick to adapt and master new technologies. ❒ Stay current with the latest industry trends. ❒ Dedicated to ensuring client satisfaction. 💬 Let's Collaborate: I am eager to discuss how I can help bring your project to life. Whether you need a specific app developed or guidance on the best technology stack, I am here to assist. Let's connect and make your vision a reality. Thank you for considering my profile. Looking forward to your response. Best regards, Aarti Parekh
    Featured Skill Push Notifications
    In-App Advertising
    Mobile UI Design
    Mobile App Development
    Flutter
    Web Service
    Android App Development
    Firebase Realtime Database
    Firebase Cloud Firestore
    API Integration
    Web Application
    Dart
    Angular
    Node.js
  • $15 hourly
    • 5.0/5
    • (18 jobs)
    ✅ I have 7 years of hands-on App development experienced in Obj-C, Swift, SwiftUI, Xcode, Cocoa, iPhone SDK, Android SDK. ✅ I have 3 years of experience in Flutter, Dart, Firebase, and state management like BloC, Provider, GetX. 💪 Expertise in: 🟢 Swift | SwiftUI | Storyboard | AutoLayout 🟢 CocoaPods | CocaTouch | Cocoa Framework 🟢 Push Notifications[ APNs, Firebase, Onesignal ] 🟢 In-App Purchase | Stripe | Apple pay 🟢 Core Data | Core Location | 🟢 APIs integration | Codable 🟢 Apple TestFlight, App Store submission 💪Additional Expertise: 🟢 AWS SDK Amplify Storage, 🟢. Real-time Communication using Firebase Observer and Socket.io 🟢. webRTC/Twilio/Agora.io, 🟡 Audio and Video Streaming, Image Processing 🟢. Github, Bitbucket, Trello, Jira ✍I always aim to maintain a long-term relationship with my clients. Whether you've lost your original developer, need additional resources, or want a brand new app, I can step in and take over wherever you need. Thanks!
    Featured Skill Push Notifications
    AI App Development
    Figma
    SwiftUI
    iOS Development
    Flutter
    Swift
    React Native
    Dart
    Mobile App Development
    iOS
    API Integration
    Android
  • $35 hourly
    • 3.7/5
    • (20 jobs)
    🏆 𝗧𝗢𝗣 𝗥𝗔𝗧𝗘𝗗 🏆 💻 𝟏2+ 𝐘𝐞𝐚𝐫𝐬 𝐨𝐟 𝐄𝐱𝐩𝐞𝐫𝐭𝐢𝐬𝐞 𝐀𝐫𝐞 𝐲𝐨𝐮 𝐥𝐨𝐨𝐤𝐢𝐧𝐠 𝐭𝐨 𝐭𝐫𝐚𝐧𝐬𝐟𝐨𝐫𝐦 𝐲𝐨𝐮𝐫 𝐚𝐩𝐩 𝐯𝐢𝐬𝐢𝐨𝐧 𝐢𝐧𝐭𝐨 𝐚 𝐡𝐢𝐠𝐡-𝐩𝐞𝐫𝐟𝐨𝐫𝐦𝐢𝐧𝐠, 𝐮𝐬𝐞𝐫-𝐟𝐫𝐢𝐞𝐧𝐝𝐥𝐲 𝐦𝐨𝐛𝐢𝐥𝐞 𝐚𝐩𝐩𝐥𝐢𝐜𝐚𝐭𝐢𝐨𝐧, 𝐰𝐡𝐞𝐭𝐡𝐞𝐫 𝐧𝐚𝐭𝐢𝐯𝐞 𝐀𝐧𝐝𝐫𝐨𝐢𝐝 𝐨𝐫 𝐜𝐫𝐨𝐬𝐬-𝐩𝐥𝐚𝐭𝐟𝐨𝐫𝐦? 🚀 With 12+ years of dedicated experience in Android and Kotlin Multiplatform Mobile (KMM) development, I specialize in crafting robust, scalable, and intuitive mobile solutions, with a strong focus on modern Jetpack Compose UI. ✨ My goal is to deliver fully satisfying results and foster long-term business relationships by bringing your app ideas to life with precision and professionalism. I am available to start work immediately and commit to providing timely, accurate, and professional outcomes. ⏱️ Leveraging a comprehensive skill set, I provide end-to-end mobile development services, specializing in: 📱 Modern Android UI: Jetpack Compose (Declarative UI), Material Design 🌍 Cross-Platform & Native Development: Kotlin Multiplatform Mobile (KMM) for shared logic, Native Android App Development (Kotlin, Java), 🏗️ Architectural Patterns: MVVM, MVI, Clean Architecture 📊 Data & Backend Integration: Firebase (Storage, Firestore, Analytics, Push Notifications, In-App Messaging), Payment Gateway Integration, JSON/XML parsing, Deep Linking, Firebase Dynamic Links 📍 Location & Multimedia: Google Maps, Mapbox, Geofencing, YouTube API, Video Streaming (Exoplayer) 🗄️ Databases: Realm, Room, SQLite 🛠️ Tools & Version Control: Android Studio, Git (GitHub, Bitbucket, GitLab), Jira, Trello 💰 Monetization: Advertisement Module (Admob, Revmob, Airpush etc.) ⚡ Performance & Efficiency: Multi-threading, Well-commented enterprise-ready source code What sets me apart: ✅ Proven Experience: 12+ years of extensive Android and Kotlin Multiplatform application development across diverse industries. 💬 Transparent Communication: Daily progress reports and ultra-fast response times. 💎 Quality Code: Delivering clean, well-commented, and enterprise-ready source code. ⚙️ Professional Workflow: Utilizing secure repositories (Git, Bitbucket, etc.) to track source code. I am passionate about building innovative mobile experiences and am ready to contribute to your next successful project. Let's connect and discuss how I can help bring your app vision to fruition! 🤝
    Featured Skill Push Notifications
    Google Maps API
    JetPack
    Google APIs
    Material Design
    Android SDK
    iOS Development
    Android App Development
    User Authentication
    Tablet
    In-App Advertising
    Kotlin
    Flutter
    Android Studio
    Native App Development
  • $25 hourly
    • 4.9/5
    • (67 jobs)
    𝗪𝗶𝘁𝗵 𝟳+ 𝘆𝗲𝗮𝗿𝘀 𝗼𝗳 𝗲𝘅𝗽𝗲𝗿𝗶𝗲𝗻𝗰𝗲 𝗮𝗻𝗱 𝗼𝘃𝗲𝗿 𝟯𝟱𝟬𝟬 𝗵𝗼𝘂𝗿𝘀 𝗼𝗳 𝘀𝗵𝗮𝗿𝗽 𝗳𝗼𝗰𝘂𝘀 𝗼𝗻 𝗨𝗽𝘄𝗼𝗿𝗸, 𝗜’𝗺 𝗱𝗲𝗱𝗶𝗰𝗮𝘁𝗲𝗱 𝘁𝗼 𝘁𝗮𝗸𝗶𝗻𝗴 𝗮𝗻𝘆 𝗰𝗵𝗮𝗹𝗹𝗲𝗻𝗴𝗲—𝗯𝗶𝗴 𝗼𝗿 𝘀𝗺𝗮𝗹𝗹. 𝗪𝗵𝗲𝘁𝗵𝗲𝗿 𝗶𝘁’𝘀 𝗳𝗶𝘅𝗶𝗻𝗴 𝗯𝘂𝗴𝘀, 𝗰𝗿𝗲𝗮𝘁𝗶𝗻𝗴 𝗠𝗩𝗣𝘀, 𝗱𝗲𝘃𝗲𝗹𝗼𝗽𝗶𝗻𝗴 𝗳𝘂𝗹𝗹-𝘀𝗰𝗮𝗹𝗲 𝗽𝗿𝗼𝗱𝘂𝗰𝘁𝘀, 𝗼𝗿 𝗯𝘂𝗶𝗹𝗱𝗶𝗻𝗴 𝗮𝗱𝘃𝗮𝗻𝗰𝗲𝗱 𝗶𝗻𝘁𝗲𝗹𝗹𝗶𝗴𝗲𝗻𝘁 𝗯𝗼𝘁𝘀, 𝗜’𝗺 𝗿𝗲𝗮𝗱𝘆 𝘁𝗼 𝗵𝗲𝗹𝗽 𝗯𝗿𝗶𝗻𝗴 𝘆𝗼𝘂𝗿 𝗶𝗱𝗲𝗮𝘀 𝘁𝗼 𝗹𝗶𝗳𝗲, 𝗻𝗼 𝗺𝗮𝘁𝘁𝗲𝗿 𝘁𝗵𝗲 𝘁𝗶𝗺𝗲𝘇𝗼𝗻𝗲! I specialize in creating cutting-edge mobile applications using 𝗥𝗲𝗮𝗰𝘁 𝗡𝗮𝘁𝗶𝘃𝗲, 𝗙𝗹𝘂𝘁𝘁𝗲𝗿, and 𝗔𝗜-𝗽𝗼𝘄𝗲𝗿𝗲𝗱 𝘁𝗲𝗰𝗵𝗻𝗼𝗹𝗼𝗴𝗶𝗲𝘀, ensuring exceptional performance and user experience. 🚀 𝗪𝗵𝘆 𝗖𝗵𝗼𝗼𝘀𝗲 𝗠𝗲? • Top 1% on Upwork with 3500+ hours worked • Trusted by clients worldwide for delivering high-quality solutions • Upwork Vetted and Top Rated Plus Freelancer for over 2 years 💻 𝐃𝐞𝐯𝐢𝐜𝐞𝐬 𝐄𝐱𝐩𝐞𝐫𝐭𝐢𝐬𝐞: 📱Smartphones: Ensuring sleek and responsive user interfaces for mobile devices. 📟Tablets: Crafting layouts that adapt seamlessly to larger screens for enhanced usability. ⌚Smartwatches: Developing lightweight yet functional apps for wearable devices. ⌨️Gaming Consoles: Creating apps tailored for unique console functionalities. 🖥️Personal Computers: Designing cross-platform solutions that maintain consistency across devices. ⚙️ 𝐌𝐨𝐛𝐢𝐥𝐞 𝐀𝐩𝐩 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭 𝐃𝐞𝐥𝐢𝐯𝐞𝐫𝐚𝐛𝐥𝐞𝐬: 🔥Hybrid App Development: Leveraging frameworks for cross-platform functionality without compromising performance. 🔥Native App Development: Delivering platform-specific apps optimized for iOS and Android. 🔥AI Mobile App Development: Integrating AI features for smarter and more personalized user experiences. 🔥Android App Development: Building robust applications optimized for the Android ecosystem. 🔥iOS Development: Designing seamless applications tailored to Apple devices. 🔥Mobile App Bug Fixing: Identifying and resolving performance or functionality issues. 🔥Mobile App Development Consultation: Providing expert guidance to bring your app ideas to life. 🔥Mobile App Improvement: Enhancing existing applications with new features and improved performance. 🔥Mobile App Localization: Adapting apps to different languages and cultural contexts. 🔥Mobile App Redesign: Modernizing outdated apps with a fresh, engaging design. 🔥Mobile App Testing: Ensuring high-quality apps with rigorous testing procedures. 🔥Payment Gateway Integration: Adding secure and reliable payment processing capabilities. ⌨️ 𝐌𝐨𝐛𝐢𝐥𝐞 𝐀𝐩𝐩 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭 𝐓𝐨𝐨𝐥𝐬: 💡Firebase: Real-time database, authentication, and cloud functions. 💡Google Analytics: Advanced insights into user behavior and app performance. 💡React Native & React: For dynamic and flexible front-end development. 💡Node.js: Building scalable and efficient back-end services. 💡Apple Xcode & Android Studio: Native development environments for iOS and Android. 💡GitHub: Version control and collaborative development. 💡Google ML Kit: Adding machine learning capabilities to applications. 💡GraphQL: For efficient and flexible data querying and API integration. 💡RESTful APIs: Seamless back-end communication. 💡Mapbox: For advanced location and mapping services. 🛠 𝐊𝐞𝐲 𝐀𝐩𝐩 𝐅𝐞𝐚𝐭𝐮𝐫𝐞𝐬: 🪛In-App Purchases: Monetize effectively with seamless transactions. 🪛User Authentication & Profile Creation: Secure and user-friendly sign-in options. 🪛Social Media Integration: Streamline sharing and connectivity. 🪛Chat & Messaging Software: Real-time communication capabilities. 🪛Location-Based Services & Map Integration: Advanced geolocation features for enhanced functionality. 🪛Payment Functionality: Secure gateways for smooth transactions. 🪛Advanced Analytics: Track performance with actionable insights. 🪛Push Notifications: Keep users engaged and informed. 🪛Offline Functionality: Ensu 💡 Whether it’s fixing bugs, creating MVPs, or developing full-scale products, I’m ready to take on any challenge, regardless of size, complexity, or timezone. If you’re looking for a 𝗿𝗲𝗹𝗶𝗮𝗯𝗹𝗲, 𝘀𝗸𝗶𝗹𝗹𝗲𝗱, 𝗮𝗻𝗱 𝗿𝗲𝘀𝘂𝗹𝘁𝘀-𝗱𝗿𝗶𝘃𝗲𝗻 𝗱𝗲𝘃𝗲𝗹𝗼𝗽𝗲𝗿, let’s connect to discuss how I can help bring your ideas to life. 📩 𝗟𝗲𝘁’𝘀 𝗯𝘂𝗶𝗹𝗱 𝘀𝗼𝗺𝗲𝘁𝗵𝗶𝗻𝗴 𝗶𝗻𝗰𝗿𝗲𝗱𝗶𝗯𝗹𝗲 𝘁𝗼𝗴𝗲𝘁𝗵𝗲𝗿! Keywords: React Native | React Native Developer | React Native Expert | React Native App | React Native Development | React Native Android | React Native Android mobile app developer | React Native Android mobile app development | React Native Android mobile app for your business | Fix Android application | React Native IOS | React Native IOS mobile app developer | React Native IOS mobile app development | React Native IOS mobile app for your business | Fix IOS application | React Native Hybrid App | Mobile app | Mobile app developer | Mobile developer | Mobile app development
    Featured Skill Push Notifications
    CI/CD Platform
    Application Release Automation
    Swift
    Mobile App Development
    PHP
    JavaScript
    Android
    Java
    Laravel
    Flutter
    React
    React Native
    Firebase
    Map Integration
  • $20 hourly
    • 4.6/5
    • (48 jobs)
    As a seasoned web application developer with 8+ years of experience, I bring a wealth of expertise in PHP web and back-end development, as well as third-party API integration and automation. My focus areas include web and mobile applications, scripting and automation, web scraping and crawling, chatbot development, and RESTful API. My expertise in web development is broad and encompasses various PHP frameworks such as Laravel, Codeigniter, WordPress, Magento, and CakePHP, with a preference for Laravel. I have worked on various projects such as employee tracking and management, loan calculator, and vehicle tracking, and live navigation using GPS and IoT devices. I have also integrated Google maps and marker clustering using APIs, demonstrating my ability to work with third-party APIs. My passion for delivering exceptional results and customer satisfaction is my highest priority. I strive to offer my expertise and support to Upwork employers, contribute to their success, and establish a long-term, reliable partnership with them. In conclusion, I am ready and eager to bring my experience and skills to the table and take on new challenges in web application development. Looking forward to working with you!
    Featured Skill Push Notifications
    API Development
    CodeIgniter
    Amazon API Gateway
    Third-Party Integration
    Amazon Elastic Beanstalk
    Algorithm Development
    Laravel
    Chatbot Development
    RESTful API
    Database Design
    Payment Gateway Integration
    Automation
    Scripting
  • $15 hourly
    • 5.0/5
    • (11 jobs)
    For the past 8+ years, I've created brilliant, friendly & out-of-box websites and mobile apps for my clients. So, if I get hired, I am going to serve you with all my hard skills. My expertise is in the following technologies: - Avada/ThemeForest, ThriveThemes, Elegant Themes, Genesis, Divi, Enfold, Genesis - WordPress set up and informational site - E-commerce site using Woo-commerce - Redesign site with fixes - WordPress Blog creation - Shopify E-commerce - Squarespace customization and website creation - Migrating site to one CMS to other - Android studio ( JAVA & KOTLIN ) - Xcode ( SWIFT UI & OBJECTIVE C ) Why you should consider me: - Good Understanding of projects - Good Communication - Work fast with the highest performance and Quality - Excellent in giving ideas and suggestions. I am handling framework projects too in both Php and Javascript. -Laravel -Node.js -Angularjs -React.js My Policy to work: Before I start, I will share the complete proposal with you, and based on that; we can proceed. For long term relationships, I will make sure to provide you Quality work always :) Thanks
    Featured Skill Push Notifications
    Web Development
    Android Studio
    Shopify
    CSS
    Flutter
    Website Customization
    Android App Development
    Laravel
    Digital Marketing
    Search Engine Optimization
    Pay Per Click Advertising
    WordPress
  • $22 hourly
    • 5.0/5
    • (9 jobs)
    𝗧𝗼𝗽 𝗥𝗮𝘁𝗲𝗱 𝗥𝗲𝗮𝗰𝘁 𝗡𝗮𝘁𝗶𝘃𝗲 𝗘𝘅𝗽𝗲𝗿𝘁 with 7+ years building high-performance 𝗺𝗼𝗯𝗶𝗹𝗲 𝗮𝗽𝗽𝗹𝗶𝗰𝗮𝘁𝗶𝗼𝗻𝘀 for 𝗶𝗢𝗦 & 𝗔𝗻𝗱𝗿𝗼𝗶𝗱. Specialized in delivering 𝘀𝗰𝗮𝗹𝗮𝗯𝗹𝗲 𝗥𝗲𝗮𝗰𝘁 𝗡𝗮𝘁𝗶𝘃𝗲 𝘀𝗼𝗹𝘂𝘁𝗶𝗼𝗻𝘀 with 𝗔𝗜 integration (to fast track dev process using 𝗖𝘂𝗿𝘀𝗼𝗿, 𝗪𝗶𝗻𝗱𝘀𝘂𝗿𝗳) and implementation of 𝗥𝗲𝗱𝘂𝘅, 𝗙𝗶𝗿𝗲𝗯𝗮𝘀𝗲, 𝗚𝗿𝗮𝗽𝗵𝗤𝗟, 𝗥𝗲𝘀𝘁 𝗔𝗣𝗜𝘀, 𝗥𝗲𝗮𝗻𝗶𝗺𝗮𝘁𝗲𝗱 𝗮𝗻𝗶𝗺𝗮𝘁𝗶𝗼𝗻𝘀. My expertise in 𝗥𝗲𝗮𝗰𝘁 𝗡𝗮𝘁𝗶𝘃𝗲 𝗱𝗲𝘃𝗲𝗹𝗼𝗽𝗺𝗲𝗻𝘁 is proven by 100% client satisfaction and 8 consecutive 5-star reviews. • Proven React Native expertise • 100% Job Success Score • 8 Jobs - 8 FIVE STAR reviews • 7+ years of cross-platform mobile development • 10+ published apps on Google Play Store & Apple App Store • End-to-end React Native, EXPO development expertise: From product initiation/design phase up to the point of deploying apps to stores. 🔶 𝗪𝗵𝘆 𝗛𝗶𝗿𝗲 𝗠𝗲 𝗙𝗼𝗿 𝗬𝗼𝘂𝗿 𝗥𝗲𝗮𝗰𝘁 𝗡𝗮𝘁𝗶𝘃𝗲 𝗣𝗿𝗼𝗷𝗲𝗰𝘁? • Proficient in iOS & Android mobile application development in React Native with an expertise to make scalable mobile apps that are elegant & intuitive to use. Well versed with Expo, TypeScript, Redux, Firebase including Backend services like AWS, Stripe, Supabase, Node.JS. • Expert in 𝗗𝗘𝗩𝗢𝗣𝗦 for creating and managing CI/CD pipelines according to the server env (DEV/STAGE/PROD) using GITHUB, GITLAB, Microsoft's Azure to fast track the mobile build processes for iOS and Android. • 𝙁𝙧𝙚𝙚 𝘼𝙛𝙩𝙚𝙧-𝙇𝙖𝙪𝙣𝙘𝙝 𝙨𝙪𝙥𝙥𝙤𝙧𝙩 for 2 months. • Fast track programming using latest GenAI tools like Cursor, Windsurf, Galilio etc. 🔶 𝗖𝗹𝗶𝗲𝗻𝘁'𝘀 𝗧𝗲𝘀𝘁𝗶𝗺𝗼𝗻𝗶𝗮𝗹𝘀 𝗢𝗻 𝗠𝘆 𝗥𝗲𝗮𝗰𝘁 𝗡𝗮𝘁𝗶𝘃𝗲 𝗘𝘅𝗽𝗲𝗿𝘁𝗶𝘀𝗲: ★★★★★ "This was my second time working with Devanshu, and I would wholeheartedly recommend him to anyone in need of a talented and reliable front-end or mobile developer." - 𝗠𝗿. 𝗔𝗮𝗿𝘁 𝗕𝗲𝗿𝗸𝗵𝗼𝘂𝘁, 𝗡𝗲𝘁𝗵𝗲𝗿𝗹𝗮𝗻𝗱𝘀 ★★★★★ "Great work, very organized , I totally recommend this developer." - 𝗠𝗿. 𝗘𝗟 𝗛𝗼𝘂𝗰𝗶𝗻𝗲 𝗕𝗼𝘂𝗴𝗮𝗿𝗳𝗮𝗼𝘂𝗶, 𝗠𝗼𝗿𝗼𝗰𝗰𝗼 🔶 𝗥𝗲𝗮𝗰𝘁 𝗡𝗮𝘁𝗶𝘃𝗲 | 𝗠𝗼𝗯𝗶𝗹𝗲 𝗔𝗽𝗽 𝗧𝗲𝗰𝗵 𝗦𝘁𝗮𝗰𝗸: • Languages - React Native, EXPO, TypeScript, JavaScript • State management - Redux, Zustand, Context APIs • Payment frameworks - In-App Purchase, RevenueCat, Adapty, Stripe • Analytics - MixPanel, Google's Firebase • Ads integration - Google's AdMob • Animations - Reanimated, Lottie, Skia • Caching - Apollo GraphQL, URQL, FastImage • DevOps - CI/CD Pipelines, GitHub Actions • Deployment - CodePush, App Store & Play Store submission 🔶 𝗥𝗲𝗮𝗰𝘁 𝗡𝗮𝘁𝗶𝘃𝗲 𝗠𝗼𝗯𝗶𝗹𝗲 𝗔𝗽𝗽 𝗘𝘅𝗽𝗲𝗿𝘁𝗶𝘀𝗲 𝗕𝘆 𝗜𝗻𝗱𝘂𝘀𝘁𝗿𝘆: I've successfully delivered React Native solutions across multiple industries like e-commerce with secure payment gateways, social media with real time features, health & fitness tracking, navigation & location based services, entertainment & streaming, education & learning content, financial & trading for both iOS & Android mobile applications 🔶 𝗠𝘆 𝗥𝗲𝗮𝗰𝘁 𝗡𝗮𝘁𝗶𝘃𝗲 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗺𝗲𝗻𝘁 𝗣𝗿𝗼𝗰𝗲𝘀𝘀: • Detailed PRD (Product Requirements Document) outlining the scope, features, and technical needs. • Proposal with milestones and their timelines. • Tracker on Google Sheets for daily updates. • Demo release on every third day to get feedbacks. • Super descriptive of what I am working on and what my though process is, by always over-communicating. 🔶 𝗠𝘆 𝗔𝘃𝗮𝗶𝗹𝗮𝗯𝗶𝗹𝗶𝘁𝘆: • 𝗗𝗲𝗽𝗲𝗻𝗱𝗶𝗻𝗴 𝘂𝗽𝗼𝗻 𝘁𝗵𝗲 𝗽𝗿𝗼𝗷𝗲𝗰𝘁 𝗿𝗲𝗾𝘂𝗶𝗿𝗲𝗺𝗲𝗻𝘁𝘀 𝗮𝗻𝗱 𝗱𝗲𝗮𝗱𝗹𝗶𝗻𝗲𝘀, 𝗜 𝗰𝗮𝗻 𝗰𝗼𝗻𝘁𝗿𝗶𝗯𝘂𝘁𝗲 𝘂𝗽𝘁𝗼 60 𝗵𝗼𝘂𝗿𝘀 𝗮 𝘄𝗲𝗲𝗸. 🔶 𝗪𝗵𝗮𝘁 𝗬𝗼𝘂'𝗹𝗹 𝗚𝗮𝗶𝗻 𝗙𝗿𝗼𝗺 𝗠𝘆 𝗥𝗲𝗮𝗰𝘁 𝗡𝗮𝘁𝗶𝘃𝗲 𝗘𝘅𝗽𝗲𝗿𝘁𝗶𝘀𝗲: React Native development || mobile app development || iOS development || Android development || cross-platform app development || mobile app design || app development services || custom app development || hybrid mobile app development || React Native app development || app deployment services || app maintenance || app updates || app store optimization || iOS app development || Android app development || React Native expertise || cross-platform development || React Native programming || EXPO development || TypeScript development || Redux implementation || React Native navigation || app performance optimization || payment gateways. If you're looking to develop a high-quality, scalable 𝗥𝗲𝗮𝗰𝘁 𝗡𝗮𝘁𝗶𝘃𝗲 𝗺𝗼𝗯𝗶𝗹𝗲 𝗮𝗽𝗽 for 𝗶𝗢𝗦 & 𝗔𝗻𝗱𝗿𝗼𝗶𝗱, 𝗜'𝗺 𝗮𝘃𝗮𝗶𝗹𝗮𝗯𝗹𝗲 𝗳𝗼𝗿 𝗮 𝗳𝗿𝗲𝗲 𝟭𝟱-𝗺𝗶𝗻𝘂𝘁𝗲 𝗰𝗼𝗻𝘀𝘂𝗹𝘁𝗮𝘁𝗶𝗼𝗻 𝗰𝗮𝗹𝗹. Let's discuss how I can help bring your vision to life! 🚀 #ReactNative #MobileAppDevelopment #iOSDevelopment #AndroidDevelopment #CrossPlatformApps #ReactNativeDeveloper #MobileApplications #AppDevelopment
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  • $15 hourly
    • 5.0/5
    • (56 jobs)
    With over 9+ years of experience in mobile app development, I specialize in creating high-performance apps for Android, iOS, and Flutter platforms. From concept to launch, I manage the entire development lifecycle and have a proven track record of delivering robust, scalable, and user-friendly applications. 🌟 Achievements: 🏆 Top-Rated Freelancer on Upwork 🎯 100% Job Success Score ⭐️ 50+ Successful Projects with 5-star reviews 💼 Expertise in Flutter, Native Android (Kotlin/Java) and iOS (Swift) development 💡 Core Skills & Expertise: Mobile App Development: Flutter, Android, iOS Languages & Frameworks: Dart, Kotlin, Java, Swift Web & Admin Panel: PHP (Laravel, CodeIgniter) Why Hire Me: ✅ Fast & Efficient: I deliver high-quality code quickly and reliably. ✅ Agile Development: I follow agile methodology to ensure smooth progress and iterative feedback. ✅ Open Communication: Always accessible and responsive, I believe in transparent communication. ✅ Custom Solutions: I design user-centric apps tailored to your business needs. ✅ Client Satisfaction: Your success is my priority, and I go above and beyond to achieve it. Let’s work together to bring your vision to life! Contact me today to discuss your project, and let’s make it a success!
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  • $20 hourly
    • 5.0/5
    • (30 jobs)
    👋 Welcome! I'm a dedicated Flutter expert with 5+ years of hands-on experience building powerful, responsive, and elegant mobile applications for Android and iOS using Flutter as the core tech stack, along with advanced integrations like Firebase, AI, in-app payments, and more. 💼 Whether you're a startup building an MVP, a company seeking a scalable SaaS app, or just need a reliable developer to maintain and upgrade an existing project I’m here to help. ✨ Top Rated Talent, Proven Results I bring not just code but clarity, consistency, and craftsmanship. Clients love my dedication and reliability. 🔥 What Sets Me Apart? 🔹 📈 100% Job Success on Upwork – Trust backed by performance 🔹 💡 5+ Years of Flutter Excellence – I live and breathe cross-platform apps 🔹 ⭐ 95%+ 5-Star Feedback – My work speaks through client satisfaction 🔹 🧠 Strategic Thinking – I help shape your idea, not just build it 🔹 📦 End-to-End Project Delivery – UI/UX, Backend, APIs, Testing – covered! 🔹 📞 Clear Communication – Daily updates, no ghosting, no guesswork 🔹 🤝 Long-Term Partnerships – Many clients return for more 📲 Services I Provide 🔹 Flutter App Development (Android/iOS) 🔹 Firebase Setup & Integration (Firestore, Auth, Cloud Functions) 🔹 AI Integrations (ChatGPT, Dialogflow, ML Kit) 🔹 Push Notifications (OneSignal, FCM) 🔹 Payment Gateways & In-App Purchases 🔹 Real-time Features (Socket.IO, Stream, Chat) 🔹 Google Maps, GPS, Geo-fencing 🔹 Video/Voice (Agora SDK) 🔹 Web & Admin Panels 🔹 Flutter Desktop (Windows/macOS) 🔹 Long-Term Maintenance & Bug Fixes 💡 Tech Highlights 🔧 State Management: GetX | Provider | BLoC 🌐 Backend: Firebase | Node.js | RESTful APIs ⚙️ Tools: Git | Figma | Jira | Postman 📩 Let’s Connect! Have an idea or ongoing app that needs a sharp mind and steady hands? Let’s chat or schedule a quick call to explore how I can bring your project to life. 📁 Check my portfolio and let’s build something great together.
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  • $12 hourly
    • 4.9/5
    • (19 jobs)
    Hi, I’m a Top Rated Flutter Developer with 6+ years of experience building scalable, cross-platform mobile apps for startups and businesses. From MVPs to complex, full-featured applications, I deliver apps that are fast, secure, beautifully designed, and tailored to your business goals. I offer end-to-end Flutter development, covering: • Custom UI/UX with pixel-perfect design • State management using Riverpod, GetX, Provider, or Bloc • Firebase & Supabase integration (Auth, Firestore, Cloud Functions) • Third-party APIs & Payment gateways (Stripe, RazorPay, Apple/Google Pay) • App store deployment and ongoing post-launch support Tech Stack Highlights: • Frontend: Flutter, Dart, FlutterFlow • Backend: Firebase, Supabase, Node.js, Laravel • Databases: PostgreSQL, MongoDB, MySQL • Tools: Git, GitHub, Bitbucket I focus on clean architecture, maintainable code, and clear communication throughout your project. If you’re looking for a partner to bring your app idea to life—or level up an existing one—let’s connect! Let’s build something great. Drop me a message to get started.
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  • $15 hourly
    • 4.9/5
    • (42 jobs)
    Hello, I am Kaushik. 🏆 Top Rated Flutter developer. I am an experienced Flutter developer with 5+ years of experience. I know mobile apps guidelines and realize that UX/UI quality is one of the most important things in mobile apps. Over several years of work in this area, I have accumulated and successfully apply the following knowledge and skills: ✦ Cross-platform mobile software development (Android, iOS) ✦ API Development& Integration ✧ JSON, REST API ✦ Payment Gateway integration ✧ Paypa'l, Stripe, Paytm, HyperPay, JusPay, Razorpay ✦ Chat Integration ✧ Firebase, Twilio ✦ Firebase ✧ Live chat, Push notification, Delete chat, clear chat, Media Sharing, Authentication, Cloud ✦ In-App Purchase ✧ Apple Pay ✦ Addvertise Implementation ✧ Google Adword, Facebook Add ✦ DataBase ✧ SQL ✦ Project management Tool ✧ Trello, Bitbucket, Jira, GitHub, GitLab ✦ Other Libraries ✧ RxDart, BLoC, MobX, Dio, Easy Localization, Video Player I will work with you to discover what you need and create best solution with best quality.
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  • $20 hourly
    • 5.0/5
    • (6 jobs)
    Are you in need of a skilled Mobile App Developer? Look no further! Greetings, and welcome to my profile. I'm Reena, a seasoned full-stack mobile application developer with over 6 years of expertise in crafting Android and iOS mobile applications using both native and cross-platform technologies like Flutter and React Native. Alongside me, I have a dedicated team of 6 proficient developers who excel in both native and cross-platform mobile development. Here's how we operate: Once you provide us with your comprehensive requirements detailing all the features and functionalities you desire, we'll swiftly draft a tailored proposal for you. This proposal will include a quotation with a timeline, cost breakdown, chosen technology stack, and a breakdown of milestones. Throughout the entire development journey, we prioritize transparency and collaboration. Expect daily updates on the progress of your project. Upon the completion of each milestone, we'll promptly deliver the app file for you to test on your device, allowing you to thoroughly analyze its performance and functionality. Maintenance Support: We're committed to providing you with 4 months of complimentary support and maintenance following the app's launch. Any issues that arise post-launch will be promptly addressed with just a single call from you. ** Our Development Process ** == Requirement Gathering == Creation of Feature List based on Requirements and Finalization == Development of Wireframes/Mockups with Unlimited Revisions == UI/UX Design Development as per Approved Wireframes == Project Breakdown into Various Modules == Development of Each Module with Thorough Testing == Integration of All Modules and Final Testing == Launch on Play Store and App Store == 3 Months of Support and Maintenance ***Benefits of Working with Us:*** ✔Daily Progress Updates ✔Weekly Team Meetings ✔Milestone-Based Payment Simply send a "Hi," and I'll be in touch to discuss and transform your ideas into reality. Best Regards, Reena
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  • $20 hourly
    • 5.0/5
    • (4 jobs)
    Hi Viewer, Thanks for coming to visit my intro. Being as a Software engineer, I am having overall 10+ years of expertise industrial experience with Website, Backend API's and Mobile Application Development & Designing from scratch or pull over from any point as well. I have bunch of skill set on multiple technologies like : ReactNative - 6.8 Years Flutter - 3 Years ReactJs - 6+ Years Laravel - 7+ years Wordpress - 6+ years NextJs - 3+ Years VueJs - 1 Year and some others... as I am keen to learn still taking over on other technologies as well. Also I have good command over various languages like: HTML, CSS, Tailwind CSS, Javascript, PHP, MySQL, jQuery. Also I have developed various many project from industries like food delivery services, Car wash services, eBook Reading, Online Classes, eCommerce online product selling. Hope I have introduced well, If have any query or discussion feel free to ask. Hope to hear from you soon for upcoming opportunities. Thanks Sandeep
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  • $12 hourly
    • 4.9/5
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    React js Developer | Next.js Developer | React Native Developer React Native developer | Expert | Full-Stack Mobile App Solutions | Node Js 10+ years of experience as a Mobile App Developer and web with using React | React Native | Expo | iOS | Android | JavaScript | TypeScript | Flutter I am an experienced developer, having 10+years of experience in the development of Mobile App (React Native and Flutter). I have the technical ability to execute the job according to the client's demands within the given time frame . 🥉 TOP RATED PLUS ✴️ 100 % JOB SUCCESS 🌟 MY SKILLS: ✅ React Native & ReactJS ✅ JavaScript, TypeScript ✅ Pro efficient in REST and XML APIs React Native Developer ✅ Expert in integrating Apple and Google Maps React Native Developer ✅ Socket and WebRTC implementation ✅ Local Database CoreData, Realm, and SQL lite React Native Developer ✅ Local and Push Notification React Native Developer ✅ Google AdSense integration React Native Developer. ✅ Third-Party Libraries: Firebase, TWILIO, Live Chat library, Zen desk Chat library, TokBox Audio Video Call library ✅ Social Authentication SDKs (Facebook, Instagram, Twitter, and Google) What you will get? ➖➖➖➖➖ 🎯 Great quality work 🎯 Always stick to the deadline 🎯 Instant response 🎯 Trustworthy developer . Regards, Ashutosh
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  • $25 hourly
    • 5.0/5
    • (9 jobs)
    Experienced Software Developer with a demonstrated history of working in the information technology and services industry. Skilled in Flutter, React, React-Native, Firebase, Android, Dart, and JavaScript, Strong developing professional with a Bachelor's degree focused in Computer Science from Pad Dr D YPatil College Acs Pimpri. I'm well experienced in Dart and Flutter, worked on PHP and Python. In Flutter projects used SOLID, MVC with BLoC, Getx, Firebase, SQLITE, Hive, Provider with native code. Implemented Firebase and backend to project, added Push Notifications with images and sound, In App Purchases, Analytics and Deep Linking with Share data feature. Listening to podcasts, music and editing/downloading audio or image.
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  • $28 hourly
    • 4.8/5
    • (25 jobs)
    🚀 Experienced Developer Specializing in Scalable Applications & AI-Driven Solutions 🚀 With over 6 years of expertise in Firebase, Node.js, and TypeScript, 4+ years in Flutter, and a strong background in AI Agents and Prompt Engineering, I specialize in creating high-quality, scalable solutions for diverse industries. Whether you need a real-time application, IoT solution, financial system, or AI-powered app, I bring a proven ability to deliver tailored results. Key Skills and Expertise 👉 Firebase: Cloud Functions, Firestore, Realtime Database, Cloud Storage, Push Notification(FCM) and Authentication 👉 Backend Engineering: Scalable, secure API design and implementation 👉 Flutter Development: Cross-platform mobile apps and interactive games with exceptional UI/UX 👉 AI Agents and Prompt Engineering: Intelligent systems and optimized AI solutions 👉 TypeScript and Node.js: Production-grade, maintainable, and efficient code Why Work With Me? ✔️ Versatile Experience: I’ve worked on projects across various industries, including social media, IoT, finance, real-time systems, and AI-driven tools. ✔️ End-to-End Solutions: From backend systems to fully functional cross-platform apps, I handle complete project lifecycles. ✔️ Innovative Approach: I leverage AI capabilities and prompt engineering to deliver cutting-edge, user-centric applications. ✔️ Proven Impact: I’ve built and deployed applications serving thousands of users with exceptional reliability and scalability. ✔️ Clear Communication: I ensure seamless collaboration with regular updates and transparent processes. Let’s turn your ideas into impactful, scalable, and intelligent solutions. Contact me to discuss your project today!
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  • $15 hourly
    • 4.9/5
    • (18 jobs)
    🏆 EXPERT MOBILE APP DEVELOPER SINCE 2018 🏆 🚀 My Positives ✅ 100% Client Satisfaction on Upwork ✅ 4+ Years of Experience in Mobile App Development ✅ 40+ Apps Successfully Delivered ✅ 100% Job Success & Client Satisfaction ✅ 90% Clients Recommend Me ✅ 70% Long-Term Repeat Clients ✅ High-Quality Work & Thorough Testing Before Delivery ✅ Budget-Friendly & Transparent Pricing ✅ Fluent English & Clear Communication Whether you're a Startup, an Established Business, or looking to develop an MVP, I provide High-Quality Services at an Affordable Cost – Guaranteed 💯 👉 Interested? Click the 'Invite to Job' button, and let’s discuss your project! 🔥 My Core Skills and Expertise: ✅ Backend Interaction – REST API, JSON, XML ✅ Social Integrations – Facebook, Twitter, Google, Apple ✅ Chat Features – Firebase Chat, Socket.IO, Twilio, Agora ✅ Version Control Tools – GitHub, Bitbucket, GitLab ✅ Google Maps & GPS Tracking – Geolocation, Live Tracking ✅ Audio/Video Calling & Live Streaming ✅ Firebase Services – Firestore, Live Database, Authentication, Push Notifications ✅ Payment Gateways – Stripe, PayPal, Razorpay, Google Pay, Apple Pay ✅ QR Code, Barcode, NFC Tag Reading ✅ AI-Powered Apps – OpenAI API (ChatGPT, GPT-4, Whisper), AI Chatbots ✅ In-App Subscriptions, Ads, Google Analytics ✅ Custom UI/UX – Smooth animations, high-performance interfaces 📱 Technologies I Work With: Android: Kotlin, Java, Jetpack Compose iOS: Swift, Objective-C Cross-Platform (Hybrid): Flutter (Dart) Backend: Node.js, Firebase, PHP (Laravel) Frontend: React.js, HTML5, CSS3, Bootstrap, JavaScript, jQuery, Vue.js, TypeScript Databases: SQLite, MySQL, MongoDB, PostgreSQL, Realm Latest Trends: AI, Machine Learning, Internet of Things (IoT) I'm dedicated to delivering top-notch quality, meeting deadlines, and maintaining open communication. Whether you have a brand-new concept or need support with an existing project, I'm here to help. 📩 Let’s bring your app vision to life! Click 'Invite to Job' and let’s get started! 🚀
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  • $20 hourly
    • 5.0/5
    • (13 jobs)
    ✅ TOP Rated Developer ✅ 100% Job Success ✅ 5 Star Reviews ✅ 7+ Years 🎖 Google Certified Associate Android Developer With crossing 1000+ Upwork hours and successfully deliver dozens of Android, iOS mobile app projects, I know exactly how to bring my substantial experience to leverage your next innovative Android iOS app, which includes but is not limited to: 📱 Build your application with the latest Flutter, Android and iOS SDK 📱 Convert Figma or Adobe XD screen to UI App 📱 Backend REST API, Firebase cloud function or Amazon Amplify 📱 Setup mobile QC by adding any of unit tests, integration tests, automation tests... 📱 Setup mobile DevOps CI/CD pipeline using Bitrise, Fastlane... 📱 Support in Android and Apple store submission and approval process 🤷‍♂ ️Something else missing? Feel free to throw it up to me. Challenge accepted! 📱 Flutter ✅ 𝐀𝐑𝐂𝐇𝐈𝐓𝐄𝐂𝐓𝐔𝐑𝐄: Provider, BLoC, MobX, GetX ✅ 𝐒𝐓𝐎𝐑𝐀𝐆𝐄: Shared preferences, sqlite, sembast, Cookiejar, mmkv_flutter, hive ✅ 𝐍𝐄𝐓𝐖𝐎𝐑𝐊𝐈𝐍𝐆: Dio, Flutter Downloader ✅ 𝐈𝐌𝐀𝐆𝐄: Cached Network Image, Bitmap, Photo View ✅ 𝐓𝐃𝐃: Mockito, Flutter Widget Test 📱 𝐈𝐎𝐒 ✅ 𝐀𝐑𝐂𝐇𝐈𝐓𝐄𝐂𝐓𝐔𝐑𝐄: MVVM, VIPER, RxSwift ✅ 𝐒𝐓𝐎𝐑𝐀𝐆𝐄: Realm, CoreData, Keychain, SQLite ✅ 𝐍𝐄𝐓𝐖𝐎𝐑𝐊𝐈𝐍𝐆: AFNetworking, Alamofire, Moya, Reachability ✅ 𝐈𝐌𝐀𝐆𝐄: SDWebImage, Kingfisher, AsyncImageView, Toucan ✅ 𝐓𝐃𝐃: Quick, Nimble 📱 Android ✅ 𝐀𝐑𝐂𝐇𝐈𝐓𝐄𝐂𝐓𝐔𝐑𝐄: MVVM, MVP ✅ 𝐒𝐓𝐎𝐑𝐀𝐆𝐄: Realm, CoreData, Keychain, SQLite ✅ 𝐍𝐄𝐓𝐖𝐎𝐑𝐊𝐈𝐍𝐆: OkHttp, Retrofit2, Fast-Android-Networking, Volley ✅ 𝐈𝐌𝐀𝐆𝐄: Picasso, Glide, fresco ✅ 𝐓𝐃𝐃: JUnit, Robolectric, Mockito Things I pay most attention to : - Compliance to Android Material design and Apple Design Guidelines. - Using architectural solutions aimed at flexibility and loose coupling of app components. - Thoroughly covering the code with unit-tests. - Reducing the bottlenecks in the app performance to a minimum. - Clean and shining code with clear comments.
    Featured Skill Push Notifications
    Android
    Mobile App Development
    Bluetooth
    In-App Advertising
    Dart
    Mobile App Design
    Firebase Cloud Firestore
    Kotlin
    Flutter Stack
    Core Bluetooth
    Mobile UI Design
    Flutter
    Mobile App Localization
    Android App Development
  • $13 hourly
    • 4.9/5
    • (5 jobs)
    ⭐⭐⭐⭐⭐ 🏆 𝗧𝗼𝗽 𝗥𝗮𝘁𝗲𝗱 🥇 𝟭𝟬𝟬% 𝗖𝘂𝘀𝘁𝗼𝗺𝗲𝗿 𝗦𝗮𝘁𝗶𝘀𝗳𝗮𝗰𝘁𝗶𝗼𝗻 ✅ 𝟴+ 𝘆𝗲𝗮𝗿𝘀 𝗼𝗳 𝗲𝘅𝗽𝗲𝗿𝗶𝗲𝗻𝗰𝗲 ⭐ 𝟭𝟬𝟬% 𝗝𝗼𝗯 𝗦𝘂𝗰𝗰𝗲𝘀𝘀 𝗥𝗮𝘁𝗲 ⏳ 𝟐𝟒/𝟕 𝐚𝐯𝐚𝐢𝐥𝐚𝐛𝐥𝐞 𝐐𝐮𝐢𝐜𝐤 𝐑𝐞𝐬𝐩𝐨𝐧𝐬𝐞 Hello Upwork Client, I have a total of 8+ years of experience in web and mobile app development and got the chance to work with many business domains/industries. I also got a chance to work on B2B and B2C businesses. I've been developed apps in: Banking Domain (NDA Signed) E-commerce Real Estate Insurance Social networking apps Restaurant (NDA Signed) Casino Game (Slot Machine) Classified App I'm Proficient to develop web and mobile app in: Web: .net core./C#/MVC .Net MAUI Xamarin Forms Xamarin Native Prism MvvmCross I'm a full stack mobile app developer with extensive hands-on -- Xamarin MAUI -- Xamarin Forms -- Xamarin Native -- XAML -- Sqlite -- Push Notification -- In-App purchase -- Publish apps on Stores UI UX : - Wireframe - Figma -Adobe XD - UI Graphics Thanks
    Featured Skill Push Notifications
    ASP.NET Web API
    SQL
    Blazor
    MVC Framework
    Entity Framework
    .NET Core
    XAML
    Stripe
    C#
    Xamarin
    In-App Purchases
    React Native
    Firebase
    SQLite
  • $20 hourly
    • 5.0/5
    • (18 jobs)
    💡 𝗧𝗵𝗶𝗻𝗸 𝗼𝗳 𝗺𝗲 𝗮𝘀 𝘆𝗼𝘂𝗿 𝗙𝗹𝘂𝘁𝘁𝗲𝗿 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗲𝗿 + 𝗣𝗿𝗼𝗱𝘂𝗰𝘁 𝗦𝘁𝗿𝗮𝘁𝗲𝗴𝗶𝘀𝘁 200+ apps later, I’ve learned one thing: A successful startup needs more than just good code; it needs a product that users love and a vision that investors believe in. 🚀 𝗪𝗵𝗮𝘁 𝗜 𝗕𝗿𝗶𝗻𝗴 𝘁𝗼 𝘁𝗵𝗲 𝗧𝗮𝗯𝗹𝗲 ✅ 𝟱+ 𝘆𝗲𝗮𝗿𝘀 𝗼𝗳 𝗙𝗹𝘂𝘁𝘁𝗲𝗿 𝗲𝘅𝗽𝗲𝗿𝘁𝗶𝘀𝗲 ✅ 𝟮𝟬𝟬+ 𝗺𝗼𝗯𝗶𝗹𝗲 𝗮𝗽𝗽𝘀 𝗹𝗮𝘂𝗻𝗰𝗵𝗲𝗱 ✅ 𝟭𝟬𝟬+ 𝗵𝗮𝗽𝗽𝘆 𝗰𝗹𝗶𝗲𝗻𝘁𝘀 𝘄𝗼𝗿𝗹𝗱𝘄𝗶𝗱𝗲 ✅ 𝟭𝟬𝟬% 𝗷𝗼𝗯 𝘀𝘂𝗰𝗰𝗲𝘀𝘀 & 𝗹𝗼𝗻𝗴-𝘁𝗲𝗿𝗺 𝗰𝗼𝗹𝗹𝗮𝗯𝗼𝗿𝗮𝘁𝗶𝗼𝗻𝘀 From startups to growing businesses, I’ve helped founders turn MVP ideas into polished apps that are fast, functional, and funding-ready. 🛠️ 𝗠𝘆 𝗙𝗹𝘂𝘁𝘁𝗲𝗿 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗺𝗲𝗻𝘁 𝗦𝗲𝗿𝘃𝗶𝗰𝗲𝘀 ✨ Custom Flutter Mobile App Development (iOS, Android, Web) 🎨 UI/UX implementation (Material & Cupertino) 🔗 REST API & Firebase Integration 🔁 Flutter State Management (Provider, BLoC, Riverpod, GetX) ⚙️ App Performance Optimization 📦 App Store & Google Play Deployment 🔧 Ongoing Maintenance & Feature Upgrades ⚡ 𝗧𝗲𝗰𝗵 𝗦𝗸𝗶𝗹𝗹𝘀 𝗧𝗵𝗮𝘁 𝗠𝗮𝗸𝗲 𝘁𝗵𝗲 𝗗𝗶𝗳𝗳𝗲𝗿𝗲𝗻𝗰𝗲 🧠 Flutter & Dart Programming 📐 Clean Architecture (MVC, MVVM, TDD) 🎯 UI/UX Design Implementation 📲 Animations & Transitions 🌐 REST APIs & Cloud Firestore 🔥 Firebase Auth & Cloud Messaging 💳 In-App Purchases & Payment Gateways 📤 Push Notifications 🔁 Multi-Platform Builds (Web, iOS, Android) ✅ 𝗪𝗵𝘆 𝗖𝗵𝗼𝗼𝘀𝗲 𝗠𝗲? 🔍 I focus on code + business logic 🚀 I help you ship faster with strategy 🧩 I work like your extended product team 💬 Expect clear communication, weekly updates, and no ghosting 📈 I treat your app as if it’s my own startup Let’s turn your vision into a world-class Flutter app—beautiful, blazing-fast, and business-ready. 📩 𝗥𝗲𝗮𝗱𝘆 𝘁𝗼 𝗰𝗵𝗮𝘁? 𝗟𝗲𝘁’𝘀 𝗯𝗿𝗶𝗻𝗴 𝘆𝗼𝘂𝗿 𝗶𝗱𝗲𝗮 𝘁𝗼 𝗹𝗶𝗳𝗲.
    Featured Skill Push Notifications
    In-App Purchases
    Firebase Cloud Firestore
    Google Maps
    Android
    iOS
    Payment Gateway Integration
    User Authentication
    Dart
    API Integration
    App Store Upload
    Firebase
    Mobile App Development
    Flutter
  • $12 hourly
    • 5.0/5
    • (7 jobs)
    𝐓𝐨𝐩 𝐑𝐚𝐭𝐞𝐝 Expert Flutter Developer expertise with 𝟓+ 𝐲𝐞𝐚𝐫𝐬 in mobile app development with 𝐡𝐲𝐛𝐫𝐢𝐝 mobile development framework. 𝐓𝐨𝐭𝐚𝐥 7 𝐉𝐨𝐛𝐬 ( 𝟏𝟖𝟑 𝐡𝐨𝐮𝐫𝐬 ) completed with 𝟓 𝐬𝐭𝐚𝐫 𝐫𝐚𝐭𝐢𝐧𝐠 and maintaining 𝟏𝟎𝟎% 𝐉𝐒𝐒 on upwork. 🎯 As an accomplished Expert Flutter Developer, FlutterFlow Developer, and Mobile App Developer, I have empowered over 𝟏𝟎𝟎 𝐜𝐥𝐢𝐞𝐧𝐭𝐬 by transforming their innovative ideas into robust mobile applications for both 𝐀𝐧𝐝𝐫𝐨𝐢𝐝 𝐚𝐧𝐝 𝐢𝐎𝐒 platforms. ⭐️ Are you tired of missed deadlines, elusive functionalities, and perplexing code issues? I am here to alleviate your frustrations and turn your vision into a functional reality. ►►𝗣𝗿𝗼𝗳𝗲𝘀𝘀𝗶𝗼𝗻𝗮𝗹 𝗘𝘅𝗽𝗲𝗿𝘁𝗶𝘀𝗲 ✅ 5+ years of cross-platform/hybrid mobile app development as Flutter Developer. ✅ 1.5+ years of expertise in no-code cross-platform/hybrid mobile app development as FlutterFlow Developer ✅ Developed 𝟏𝟎𝟎+ 𝐦𝐞𝐝𝐢𝐮𝐦/𝐥𝐚𝐫𝐠𝐞-𝐬𝐜𝐚𝐥𝐞 𝐦𝐨𝐛𝐢𝐥𝐞 𝐚𝐩𝐩𝐥𝐢𝐜𝐚𝐭𝐢𝐨𝐧𝐬 using Flutter and FlutterFlow. ✅ Proficient in Firebase development, with a deep understanding of Firebase pricing and optimization. ►►𝗧𝗲𝗰𝗵𝗻𝗶𝗰𝗮𝗹 𝗘𝘅𝗽𝗲𝗿𝘁𝗶𝘀𝗲 ➡ Proficient in FlutterFlow, Flutter, Dart, Bloc, Provider, GetX. ➡ Custom cross-platform/hybrid mobile app development tailored to client needs. ➡ Converting Figma designs to Flutter mobile app and FlutterFlow mobile app ➡ Building prototype MVPs using Flutter and FlutterFlow. ➡ Experienced with code versioning tools like Git and Jenkins. ➡ Advanced Firebase services: authentication, Cloud Firestore, Realtime Database, Google Analytics, notifications, A/B Testing, and Crashlytics. ➡ Integrations with Google SDK (Maps, Ads, etc.). ➡ Implementing online payment systems (Stripe, Razor Pay, Tap Payment, Pay Mob, PayPal, InstaMozo). ➡ Social media integration (Facebook, Twitter, Instagram). ►► 𝗗𝗲𝗹𝗶𝘃𝗲𝗿𝗮𝗯𝗹𝗲𝘀 ☛ Latest Standards, High-quality, bug-free apps that can scale to meet the demands of your business and users. ☛ Clean and Scalable code. ☛ Lifetime app maintenance, updates and constant improvements. 💬 Come to me with just an idea or full design sending a message or inviting. I'll quote and we'll chat about how I can bring your idea to reality.
    Featured Skill Push Notifications
    API Integration
    Payment Gateway Integration
    REST API
    Google Maps
    iOS Development
    Kotlin
    In-App Purchases
    Hybrid App Development
    iOS
    Android
    Mobile App Development
    Flutter
    Firebase
    Dart
  • $20 hourly
    • 4.7/5
    • (18 jobs)
    Welcome to my profile, It is nice meeting you. ✨I am Hetvi, what's your name please message me. I have professional experience of over 5+ years with the latest and most effective technologies. The main stack of technologies I specialize in is React,Node,Vue and React Native frameworks/libraries based on these languages. 📌Main Stack: React, React Native,Vue, node, Expo, Angular, styled-components, material-UI, Ant-design, NativeBase.io, react-spring, Apollo client, GraphQL, Redux (Redux Saga, Redux Thunk), TypeScript, Javascript, BEM, SASS, Webpack... 🚀My primary skills: ✔ HTML5, CSS3 with LESS/SCSS/SASS, SVG, Canvas, animation ✔ UI/UX, responsive web ✔ Material-UI, Bootstrap ✔ JavaScript (ES5/ES6/ES7+) ✔ React, Redux, RxJS, MobX, Thunk, Saga ✔ Next js, Vue, Nuxt.js, ✔ Jenkins, CI/CD properties ✔ Node.js, Express, PostgreSQL, MongoDB, Firebase ✔ React Native ✔ Google Maps, Mapbox ✔ Testing: Jest, Puppeteer, TDD ✔ Webpack, Gulp, npm, yarn, etc... Experienced in building complex Front-End, apps with React,Vue and React Native, single-page web applications using a MERN &MEVN stack. As a full-time freelancer, I can work 40+ hours per week. Also, I have deep knowledge and skills in developing and designing front-end web architecture, ensuring the responsiveness of applications, and working alongside graphic designers for web design features. So, Let's build together an amazing project. 🌟
    Featured Skill Push Notifications
    Nuxt.js
    Mobile App Development
    React Native
    Firebase
    MySQL
    Next.js
    Ionic Framework
    Hybrid App Development
    React
    Front-End Development
    Swift
    Android App Development
    JavaScript
    Web Development
  • $20 hourly
    • 4.6/5
    • (17 jobs)
    Rated 4.9/5 by 45+ eCom Brands. I'm Romani, a dedicated email designer with over 5 years of experience crafting clean, high-converting email designs for eCommerce and DTC brands. I specialize in using Figma to build beautiful, responsive layouts that not only look great but also drive results. I’ve worked across a wide range of industries, designing emails for everything from welcome series and product launches to sales campaigns and post-purchase flows. My designs are always brand-aligned, mobile-first, and performance-driven — built with both aesthetics and strategy in mind. I can take your brief and turn it into a polished email design that’s easy to implement in platforms like Klaviyo, Mailchimp, or Omnisend. I’m fast, responsive, and easy to work with — and always open to feedback and collaboration. Client Success Stories ⭐️ “Romani is very knowledgeable about using email marketing to make money for e-commerce brands. I highly recommend her.” ⭐️ “Romani’s expertise helped our six-figure brand scale to seven figures! Her Klaviyo strategies consistently generated 22-25% of our revenue. She’s a true marketing powerhouse who excels in content planning, segmentation, and design.” ⭐️ “Romani was our email marketer for 5 months. Her campaigns were always on time and of impressive quality. She’s easy to work with and a pleasure to have on the team.” ⭐️ “Extremely great work and quick replies. Romani’s professional advice helped us achieve fantastic results!” Let’s work together to unlock the full potential of your email marketing. 📩 Ready to grow your revenue? Message me to get started!
    Featured Skill Push Notifications
    Email Marketing Report
    SMS
    Email Deliverability
    Omnisend
    Email Support
    Email Template
    Email Automation
    Email Template Development
    Klaviyo
    Email Design
    Mailchimp
    Email Marketing Strategy
    Email Campaign Setup
    Email Copywriting
  • $15 hourly
    • 5.0/5
    • (5 jobs)
    I have 13+ years of experience in mobile app development (Java, Kotlin). Experience : - Android SDK and Development, UI design (Material UI Design) - Kotlin Coroutine, Live Data, View Binding, Data Binding, MVVM architecture. - Integration with Google Maps, Core Location (GPS) & Google APIs - API Integration - In-App Purchase - Local data storage: SQLite, Rooms - Working with IOT devices like Bluetooth Low Energy (BLE) - Socket connections for live events - Firebase integration (Firestore, storage, FCM) - Analytics: Firebase, Google Analytics, - Ad Network: AdMob - Serial Communication using USB (OTG-supported device) - Experienced in hardware communication protocol (MODBUS and BACnet) to read and write data from hardware. - Experienced in RealWear (Hands-Free Wearable Tablet Computers) App development * 1+ years experience in Flutter development - Flutter widget, Navigation, state management using Bloc - Firebase integration in the app and hosting web app in Firebase - develop 2 Flutter and 5 web apps using Firebase as the backend I'm happy to be involved in long-term, exciting, challenging projects. I like to work individually or join a team. Thanks, Durgesh Patel
    Featured Skill Push Notifications
    USB Electronics
    RESTful API
    Bluetooth LE
    Android Room Persistence
    Google Maps API
    Android SDK
    Bluetooth
    Java
    Firebase
    Android Studio
    Kotlin
    Flutter
    Android
    SQLite
  • $20 hourly
    • 5.0/5
    • (21 jobs)
    I am having 8.5+ Years of Mobile App Development Experience specialising in Flutter💙 & Native Android Mobile Application Development📱. I also have a specialisation in Mobile app APIs Integration using RESTful APIs In my 8.5+ Years of Mobile App Development Career, I have Expert Level ability with Android Mobile App Development using Java and Kotlin as well as flutter for hybrid app development I can provide you best Results for 💪: 1. If you're looking for Senior Flutter developer for Android & iOS App 2. For Flutter Firebase App Development 3. Flutter Bug Fixing for Android & iOS 4. Convert Native App to Flutter Android & iOS App 5. Complex Mobile App development with Custom best UI/UX 6. Any Flutter Task for your app 7. Native Android & iOS App Development. I have the following Technology Stack Expertise as a Mobile App Developer. 👉 Android (Java & Kotlin) 👉 Flutter ( Android & iOS) ⭐ WHY CHOOSE ME OVER OTHERS ?⭐ ✔️ I focus on providing VALUE to all of my Clients and Earning their TRUST. The Client Reviews and Feedback on my Profile are immensely important to me and the value that I provide. ✔️ Over-Delivering: This is core to my work as a Freelancer. My focus is on GIVING more than what I expect to RECEIVE. I take pride in leaving all my Clients saying "GREAT WORK" ✅ Responsiveness: Being extremely responsive and keeping all lines of communication readily open with my Clients. ✔️Resilience: Reach out to any of my Current or Former Clients and ask them about my Resilience. Any issue that my Clients face, I attack them and find a SOLUTION. ✔️ Kindness: One of the biggest aspects of my life that I implement in every facet of my life. Treating everyone with respect, understanding all situations, and genuinely wanting to IMPROVE my Client's situations. Regards Hardik K.
    Featured Skill Push Notifications
    iOS
    Firebase Cloud Firestore
    API Integration
    Firebase Realtime Database
    Flutter
    In-App Advertising
    MySQL
    Android
    Social Media Account Integration
    In-App Purchases
    Firebase
    Map Integration
    SQLite
    Hybrid App Development
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