Cross-Platform Mobile App Developer

@Microlent

Hello! This is a clean, end-to-end mobile build, which is good because it lets the architecture be done properly instead of patched together later. I’m comfortable owning the full flow, from initial setup to store-ready builds for both platforms. For a project like this, I’d suggest a cross-platform stack such as Flutter or React Native so you get near-native performance with a single, maintainable codebase. I’d design the architecture around clear separation of UI, state, and services so future features or API changes don’t turn into rewrites. If there are gaps in the APIs you provide, I can help define simple, practical endpoints that won’t overcomplicate things. On the app side, I’ll handle secure authentication, push notifications, and sensible offline behavior so the app doesn’t break on poor connections. I test across a realistic range of iOS and Android devices and OS versions, not just simulators, and fix issues before submission rather than during review. You’ll receive well-commented source code in a private repo, two signed release builds, and a short handover guide covering setup, builds, and third-party services. I’ve shipped cross-platform apps live on both stores and can share links. Happy to align on stack, timeline, and milestones before we start. Best Regards, Jenifer

@om26er

Hello, Regarding your project i need to discuss features of the app in detail. i am a mobile applications developer and i have more than 8 years of experience developing mobile applications. i have done more than 520+ projects either local or internet based. i am confident i will provide you quality software services on time. Let's chat to proceed.

@shubhamshrimal7

Hello, Greetings Hope you are doing well. I am a Mobile Application developer with over 5 years of experience. I am confident in my ability and skills to develop high-quality Mobile apps and would like to work on your project. I will complete the work as per your requirements. I want to discuss more this project to prepare the final concept. So let’s discuss this in detail over chat then will make plans to start work on it. Waiting for your earliest reply. Thanks. Shubham

@corpmember29

I HAVE DELIVERED PRODUCTION-READY CROSS-PLATFORM MOBILE APPLICATIONS FOR BOTH IOS AND ANDROID WITH A STRONG FOCUS ON PERFORMANCE, CLEAN ARCHITECTURE, AND SCALABILITY. With 10+ years of experience in mobile and full-stack development, I can own the complete lifecycle of this app—from architecture and UI flow to store-ready releases. I recommend Flutter or React Native for a native-feeling, maintainable, and scalable solution, but I’m flexible based on your priorities. **** You may follow the project's development using the tracker. I am available for work 40 hours a week **** I will implement all screens, navigation, secure authentication, API integration, push notifications, offline handling, and conduct multi-device testing across iOS and Android versions. I will also package signed builds and guide you through App Store and Google Play submission. Deliverables will include well-commented source code in a private repo, two signed release builds, and a clear hand-off document covering setup and builds. I WILL PROVIDE 2 YEAR FREE ONGOING SUPPORT AND COMPLETE SOURCE CODE. WE WILL WORK WITH AGILE METHODOLOGY AND WILL GIVE YOU ASSISTANCE FROM ZERO TO PUBLISHING ON STORES. I am available in your time zone and committed to quality delivery. I eagerly await your positive response. Thanks

@Julian29

HI There !! I have seen your project post as you need **** Cross-Platform Mobile Applications**** .According to your needs, I can able to make your application. I have experience and expertise on Cross-Platform mobile applications (Android & iPhone) and App admin with development web services where admin can manage the app from the backend, Cross-Platform application, React Native, Flutter , Xamarin Android Java/Kotlin, iOS Objective C /Swift/Swift UI . and Laravel MVC, React JS, Node.js PHP, Angular, WordPress, MySQL, and MongoDB. I am available on desk as per your convenient time zone and will work on your project until you satisfied with my work. Awaiting for your positive response. Thanks Julian

@topteam123

Hi, We will planning to use ReactNative technology for your android, iPhone app development as it's easy to maintain android, iPhone app with single code base. Please share design or mockup screens with functionality description document of your project so that we will analyse it and provide you an estimation for the work. Also, please share apis with request/response that you made so that we will check it in Postman from our side. We are top level team of native as well as cross platform android, iPhone apps & web backend developers. We have a strong knowledge in ReactNative, swift, swiftUI, kotlin, nodejs, reactjs, nextjs, javascript, html/css and mysql. We also have a good knowledge of AWS server. Looking forward to waiting for your reply and working with you. Best Regards, Vishnu.

@mobiappsoftware

Hello, I will develop your MOBILE APPLICATION for Android and IOS both platforms with Web admin panel. I am Tulsiram. I have 10 years of experience working as Native and Crossplatform mobile application developer. I am understood your requirements. I am glad if we are working together. If you interested then let's connect. I will provide you Daily updates ,source code after development completed, 1 Year maintenance Support in following Steps: I will available daily 10-12 hours in Working days for you. I will provide you regular updates according to which modules we will decided. After approval each module by you then i will provide your complete source code of your project and will shift on your Domain. Thanks

@caroldata

Hello, Thanks for outlining the mobile app requirements—this is a solid end-to-end build that I can fully own. I can design the app architecture, implement a clean and intuitive UI flow, and develop all screens and navigation using a scalable cross-platform stack such as Flutter or React Native (happy to recommend the best fit). I’ll integrate your APIs, handle secure authentication, push notifications, offline support, and run thorough testing across iOS and Android devices. You’ll receive well-documented source code in a private repository, signed release builds for both stores, and a clear hand-off guide covering setup, builds, and third-party services. I can also guide you through App Store and Google Play submission to ensure a smooth launch. I’m happy to share my proposed tech stack, timeline, and examples of live apps I’ve delivered for both platforms. Best regards, Shivpal S

@pinkeegupta

Hi I have read your requirements and I am sure I will be able to help you. Please message me so that we will have detail technical discussion. I have 9+ years of combined experience in Mobile Application development, in Native on Android Java, kotlin and IOS Swift, and For Hybrid Cross platform on Flutter Dart, and for web and backend on react js and node js, Python Django, Power BI, Scikit-learn, Data Science AI ML, PyTorch, TensorFlow, SparkML , java spring boot and php CodeIgniter mvc. Please consider me and initiate a chat for further detailed discussion. Regards, Anju

@ciss26

Hello, I hope you are doing well. I understand that you are looking to build a ANDROID AND IOS MOBILE APPLICATION and I would be happy to help. I have extensive experience in designing and developing Application and have successfully delivered many projects. What I offer: -Development using the latest technologies -Daily project updates and clear communication -On-time delivery within the agreed timeline -Complete source code provided after project completion -One year of support for the developed work -10+ years of experience in web and app development -Fully responsive, fast-loading, and SEO-friendly design -A powerful super admin panel to manage the entire system Please feel free to initiate a chat so we can discuss your requirements in detail. Thank you and regards, Dheeraj K.

@nikhilgarg96

As a seasoned developer with a strong understanding of both frontend and backend technologies, I believe I'm well-positioned to handle the depth and breadth of your cross-platform mobile app project. Having built several mobile apps in my career, utilizing the titans of cross-platform frameworks such as Flutter and React Native, I understand the importance of delivering an application that not only feels native but is also easy to maintain and can scale. My skills in Flutter and React Native will allow me to design a solid architecture, code the necessary screens and navigation, implement essential features like secure login, push notifications, offline handling, all while wire upping your provided API end points or even helping you create simple endpoints if need be. As an experienced professional, I am well-versed with running device testing on iOS and Android versions, resolving bugs efficiently, and guiding through App Store and Google Play submissions. Thanks...

@Curveballsol

Hello, I can deliver a complete, store-ready mobile app that runs smoothly on iOS and Android phones and tablets, with a native feel and clean, scalable code. I’ve built and shipped cross-platform apps end to end—architecture, UI flow, API integration, authentication, push notifications, offline handling, testing, and final store submission. For this project, I’d recommend Flutter or React Native based on your long-term maintenance goals; both allow a single, well-structured codebase while preserving native performance. I focus on readable, well-commented code, predictable state management, and clear hand-off documentation so your team can easily maintain and scale the app. I’m comfortable owning the full lifecycle—from repo setup to signed release builds—and guiding you through App Store and Google Play submission. A realistic timeline would be 6–8 weeks, depending on scope and API readiness. Do you already have backend APIs live, or should we finalize endpoints together? Are there any third-party services (analytics, payments, messaging) you expect to include? Let’s connect

@Rajoriadares

Hello Client, Greeting of the day!!!! I read your job description. I can do this job with quality product. I am always available for your support. Thanks

@rbtech1984

Hi There!!! ⚜⭐⭐⭐⭐⚜(( Full cross-platform mobile app delivery with store-ready builds and clean architecture ))⚜⭐⭐⭐⭐⚜ Your project needs a complete mobile app that feels native on both iOS and Android, with secure login, push notifications, offline support, and a clean UI flow. You will provide design assets and API endpoints, and I will build, test, and deliver two signed release builds ready for the App Store and Google Play. I have strong experience building scalable cross-platform apps using React Native and Flutter, with clean architecture and well-documented code. I will propose a stack based on your app complexity, set up the codebase, wire APIs, implement essentials, and run device testing to ensure stability across versions. Three most important features: 1. Native-like UI and smooth navigation 2. Secure login, push notifications, and offline handling 3. Signed release builds plus hand-off documentation If you want a reliable, maintainable app with a smooth submission process, let us discuss your requirements and timeline. Warm Regards, Farhin B.

@DeveloperStation

Hi, We’ve built several fully functional mobile apps that are live on both iOS and Android, including a recently developed app for a US-based startup that connects users with local service providers. We used Flutter for this project, which allowed us to create a native-like experience while delivering a fully responsive web app with the same codebase. With 15 years of experience in web and mobile development, I’ve worked with various startups and established companies, leading teams and managing products from inception to launch. I’m equally comfortable with backend technologies like Node.js and PHP, so I can handle both front-end and back-end tasks seamlessly. Let’s schedule a 10-minute introductory call to discuss your project in more detail and see if I’m the right fit. Feel free to message me anytime—I usually respond within 10 minutes. I’m eager to learn more about your exciting project. Best regards, Adil

@SBITServices

Hi Umair, I will design the architecture, code all screens, implement essential features like secure login and push notifications, conduct device testing, and guide you through the submission process for iOS and Android stores. Let's discuss further details in chat. Regards, Sai Bhaskar

@trlm0102

Greetings, Aminuzzaman here. I am a senior mobile app developer with over 10 years of experience delivering production-ready iOS and Android applications from the ground up, including architecture, development, testing, and store release. I can take full ownership of this build—from setting up a clean, scalable codebase to delivering two signed, store-ready apps. Based on your requirements, I would recommend a single codebase using Flutter or React Native to achieve native-like performance, faster iteration, and long-term maintainability. I’m equally comfortable working with native Swift/Kotlin if that better fits your goals. I will design a clear UI flow, implement all screens and navigation, integrate your APIs (or help define lightweight endpoints if needed), and add essential features such as secure authentication, push notifications, and offline handling. The app will be tested across multiple iOS and Android versions to ensure stability and smooth performance on both phones and tablets. Final delivery will include well-commented source code in a private repository, signed release builds for the App Store and Google Play, and a concise hand-off document covering setup, build steps, and third-party services. I also provide full guidance during the submission process to ensure approval. I’m happy to share links to live cross-platform apps I’ve built and propose a clear timeline once we review the scope together. Looking forward to discussing next steps. Thanks, Aminuzzaman

@GameOfWords

Cross-Platform Mobile App Developer I’m a full-stack software engineer with expertise in React, Node.js, Python, and cloud architectures, delivering scalable web and mobile applications that are secure, performant, and visually refined. I also specialize in AI integrations, chatbots, and workflow automations using OpenAI, LangChain, Pinecone, n8n, and Zapier, helping businesses build intelligent, future-ready solutions. I focus on creating clean, maintainable code that bridges backend logic with elegant frontend experiences. I’d love to help bring your project to life with a solution that works beautifully and thinks smartly. To review my samples and achievements, please visit:https://www.freelancer.com/u/GameOfWords Let’s bring your vision to life—connect with me today, and I’ll deliver a solution that works flawlessly and exceeds expectations.

@abhishek060

Hi, I have experience delivering scalable, store-ready iOS and Android applications with clean architecture, native-quality UX, and full deployment support. I can handle the complete build lifecycle—from setup to submission—using the most suitable cross-platform or native stack for long-term maintainability. Can we discuss on chat. Regards Abhishek