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Our live React Native app needs a focused round of maintenance to bring it back to peak shape on both Android and iOS. Tasks waiting on your desk: • UI & Navigation — squash the layout inconsistencies, navigation bugs, and any mis-aligned elements so every screen looks and flows identically across devices. • API Layer — trace and correct the data-fetching issues, authentication errors, and endpoint response mismatches that are blocking a clean handshake with our Node.js back end. • Firebase — resolve the lingering authentication and notification bugs to restore a seamless sign-in experience and dependable push messaging. • Performance & Stability — profile the build, eliminate obvious bottlenecks, and make sure the app remains stable after extended use. • Testing — run complete regression tests on both platforms (real devices + emulators) before handing anything back. Deliverables 1. Updated source code in our Git repo with clear commit messages 2. A short, bullet-style summary of each fix applied 3. Release-ready builds for Android (AAB) and iOS (IPA/TestFlight) that pass store guidelines I’ll have environment variables, API keys, and Firebase configs ready for you at kickoff. If you’re comfortable debugging React Native, Node.js, and Firebase while keeping an eye on platform-specific quirks, you’ll be able to jump straight in.
ID Projek: 40583681
317 cadangan
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Aktif 16 hari yang lalu
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317 pekerja bebas membida secara purata $151 USD untuk pekerjaan ini

Hi Share the source code and i can fix your app. Once i see the code i will give you timeline and quote for the work. Lets chat
$100 USD dalam 7 hari
8.9
8.9

Hi, I'd be happy to help get your React Native app back into production-ready shape. I have experience debugging React Native apps, integrating with Node.js APIs, resolving Firebase authentication and push notification issues, and optimizing performance on both Android and iOS. I'll provide clean Git commits, a clear summary of all fixes, and release-ready Android and iOS builds after thorough testing on real devices and emulators. Let's connect to get started asap! Best, Uttam Shingala
$140 USD dalam 7 hari
8.3
8.3

Hi there, I understand the importance of maintaining your live React Native app to ensure it performs optimally on both Android and iOS. To implement the solution, I will first conduct a thorough review of the current UI and navigation to identify and fix layout inconsistencies and navigation bugs. Next, I will address the API layer issues by tracing data-fetching problems and correcting authentication errors to ensure seamless communication with your Node.js backend. I will also resolve any Firebase-related bugs to restore a smooth sign-in experience and reliable push notifications. Performance profiling will be conducted to eliminate bottlenecks, ensuring stability during extended use. Finally, I will run comprehensive regression tests on both platforms using real devices and emulators before delivering the updated app. Happy to discuss the details.
$30 USD dalam 10 hari
7.9
7.9

Hi there, I understand that you need to bring your React Native app back to its best form by addressing layout inconsistencies and other maintenance tasks. With extensive experience in React Native and mobile app development for both Android and iOS, I can help you squash those UI and navigation bugs efficiently. Additionally, my skills in JavaScript and API development will ensure that your app functions smoothly and effectively on both platforms. My focus will be on debugging and refining the app to enhance user experience and performance. Best Regards, Khorshed Alam, RS Software
$125 USD dalam 7 hari
8.1
8.1

I propose a comprehensive maintenance plan for your React Native app, addressing UI, API, Firebase bugs, performance, stability, and testing. With expertise in React Native, Node.js, and Firebase, I will ensure seamless functionality on both Android and iOS. I will provide updated source code, fix summaries, and release-ready builds while maintaining clear communication. Let's work together to revitalize your app for long-term success.
$225 USD dalam 5 hari
7.4
7.4

This looks like a great fit, Hi, I will fix the layout inconsistencies, API authentication errors, and Firebase notification bugs across both Android and iOS, then deliver release ready AAB and IPA builds with clear commit messages for each fix. On a similar React Native maintenance sprint, I resolved a Firebase auth token refresh issue that was silently breaking push notifications. You will get a short update at the end of each day. Questions: 1) Which React Native version is the app running on currently? 2) Do you have specific screens where the navigation bugs are most frequent? Share your repo access and I will start triaging the open issues today. Looking forward to your response. Best regards, Kamran
$90 USD dalam 5 hari
8.0
8.0

⭐⭐⭐⭐⭐ Maintain and Optimize Your React Native App for Peak Performance ❇️ Hi My Friend, I hope you are doing well. I've reviewed your project requirements and see you are looking for a React Native maintenance expert. Look no further; Zohaib is here to help you! My team has successfully completed 50+ similar projects for React Native apps. I will address UI issues, fix API problems, and optimize performance to ensure your app runs smoothly on both Android and iOS. ➡️ Why Me? I can easily handle your React Native maintenance tasks as I have 5 years of experience in mobile app development, focusing on UI design, API integration, and performance optimization. Not only this, but I also have a strong grip on Node.js and Firebase, ensuring a seamless experience across all platforms. ➡️ Let's have a quick chat to discuss your project in detail. I can show you samples of my previous work and how I can add value to your app. Looking forward to discussing this with you in chat. ➡️ Skills & Experience: ✅ React Native Development ✅ UI/UX Design ✅ API Integration ✅ Firebase Management ✅ Performance Optimization ✅ Debugging ✅ Regression Testing ✅ Cross-Platform Development ✅ Git Version Control ✅ Mobile App Testing ✅ Node.js ✅ Push Notifications Waiting for your response! Best Regards, Zohaib
$150 USD dalam 2 hari
7.7
7.7

Hi, I reviewed the project and the main requirement is to fix UI and navigation across devices, stabilize the API Layer with your Node.js backend, and resolve Firebase auth/notifications for a React Native app on Android and iOS. I’ll implement robust API Development flows between the React Native app and Node.js, address UI/Navigation inconsistencies, and handle Firebase authentication and push issues while respecting iOS Development quirks. I’ll rely on clean JavaScript patterns to keep the code readable and testable. Expect meticulous fixes, clear commit messages, and release-ready builds for Android (AAB) and iOS (IPA/TestFlight) with reliable, responsive results. I’ll maintain clean, well-documented work and quick turnaround to keep you updated. Let’s discuss here now.
$150 USD dalam 7 hari
7.6
7.6

Hello, I am interested in assisting with the React Native app bug fixes project for both Android and iOS. I have a strong background in iOS Development, Android App Development, React Native, Node.js, and API Development. I understand the requirements for UI & Navigation improvements, API Layer corrections, Firebase bug resolutions, performance enhancements, and thorough testing on real devices and emulators. I plan to address each task meticulously to ensure a seamless and stable app experience. - MY WORK STATS: ✨ https://www.freelancer.com/u/XanvraTECH I look forward to discussing the project further and collaborating on achieving the desired outcomes. Best regards, Warda Haider
$100 USD dalam 4 hari
7.0
7.0

Hi, I’m a senior engineer with 20+ years of mobile and full-stack experience, including hundreds of React Native apps and Node.js backends, and I’ve resolved similar cross-platform issues before. I’ll start by reproducing the bugs on both Android and iOS using real devices and emulators, then isolate the root causes in the React Native UI layer, navigation stack, and API calls to Node.js. Next, I’ll patch Firebase authentication and push notifications, profile the app with React Native profiling tools to remove bottlenecks, and run regression tests to ensure stability. I’ll commit fixes to your repo with clear messages, document each change in a short summary, and deliver signed AAB and IPA builds that meet store guidelines. I’ll also verify Firebase configs and environment variables before release. I can begin immediately.
$100 USD dalam 2 hari
7.1
7.1

Hi there, We’ve recently optimized a live React Native app, addressing UI inconsistencies, API issues, and Firebase bugs. We also implemented CI/CD pipelines for automated testing and builds, ensuring a stable product with every release. With our extensive experience in both React Native and backend technologies like Node.js and PHP, we can handle any server-side tasks that may arise. We’re fully committed to delivering a high-quality product, even if it means working extra hours at no additional cost. Let’s schedule a 10-minute introductory call to discuss your project in more detail and see if I’m the right fit for your needs. Best, Adil
$122.93 USD dalam 7 hari
7.0
7.0

SURE---------------I am here to solve the issues quickly--------------React Native App Bug Fixes | Android & iOS -------------Excellent experience with similar projects--- I am an CREATIVE/Multitalented MOBILE APPFull stack developer having rich experience with all the latest technologies with so many successful Tasks. I have some queries to give you accurate time and price Please ping me to get started and provide you great results. Thanks!!!
$140 USD dalam 7 hari
7.1
7.1

Hello, I can help stabilize and optimize your **React Native** application across both **Android and iOS**. I have experience debugging React Native apps, integrating **Node.js APIs**, and resolving **Firebase Authentication and Push Notification** issues while ensuring consistent UI and navigation across devices. My approach will include: * Fixing UI inconsistencies, navigation bugs, and responsive layout issues. * Debugging API integration, authentication, and endpoint-related problems. * Resolving Firebase Authentication and FCM notification issues. * Optimizing performance, memory usage, and app stability. * Performing full regression testing on real devices and emulators before release. You'll receive: * Cleanly committed source code in your Git repository. * A concise summary of all fixes implemented. * Release-ready **Android (AAB)** and **iOS (IPA/TestFlight)** builds that meet store requirements. I'm available to start immediately and can provide regular progress updates throughout the project. **Best regards,** **Muhammad Rizwan LA**
$100 USD dalam 3 hari
6.9
6.9

Hey there, I can see the real pain here: the app isn’t just buggy, it’s losing trust at every touchpoint , screens drifting out of sync, API calls misfiring, and Firebase behavior breaking the flow. I’ve worked on React Native apps with Node.js back ends, fixing navigation glitches, auth issues, push notifications, and platform-specific release problems across Android and iOS. I’ll trace each issue methodically, clean up the source in your repo with clear commits, and verify the fixes on real devices plus emulators so the builds are release-ready. I’ve shared an initial estimate based on your description, and once we go over a few technical or functional details, I’ll confirm the exact cost and delivery schedule. What’s the biggest “it works on my device” gremlin you want me to tame first? A few things I’d like to confirm: which React Native version are you on, are you using Firebase Auth + FCM directly or through a wrapper, and do you already have the store signing/build setup in place? Looking forward to your reply so we can finalize the exact plan. Thanks, Asad
$75 USD dalam 3 hari
7.1
7.1

Hello It sounds like your React Native app has reached a point where performance and stability are becoming bottlenecks for your users. I specialize in auditing and optimizing live production apps. Recently, I stabilized a similar e-commerce build, reducing crash rates by 40% and cutting navigation latency significantly. I can jump in immediately to identify those underlying technical debts and improve your app’s responsiveness. Are you free for a brief chat to discuss your current performance metrics? Giáp Văn Hưng
$250 USD dalam 7 hari
6.7
6.7

Hello, I work on React Native maintenance for live Android and iOS apps, with the boring bugs that make users grumpy. Your UI alignment, navigation issues, Node.js API handshakes, Firebase auth, and push notification fixes are all familiar ground. I will trace the current issues, fix them in clear Git commits, test on real devices and emulators, then prepare release-ready Android AAB and iOS IPA or TestFlight builds. You will also get a short fix summary so the team can see exactly what changed. Best regards, Teo
$200 USD dalam 2 hari
6.6
6.6

I can help restore your React Native app to peak performance across both Android and iOS. My focus will be on resolving UI inconsistencies, API issues, and Firebase bugs to ensure a seamless user experience. I understand you're looking for expertise in squashing layout inconsistencies, fixing data-fetching problems, and enhancing performance. The emphasis on thorough regression testing aligns perfectly with my approach to quality assurance. With a strong background in React Native, Node.js, and Firebase, I bring the necessary skills for this project. We have 20+ 5-star reviews on similar projects! Regards, InterconnectBPO
$150 USD dalam 7 hari
6.8
6.8

Hi, I can help stabilise and optimise your React Native app on both Android and iOS. I have strong experience debugging React Native, Node.js APIs, and Firebase, including authentication, push notifications, navigation, UI inconsistencies, and performance optimisation. I will Fix UI, navigation, and API integration issues Resolve Firebase Auth and FCM notification bugs Optimize app performance and stability Perform full regression testing on Android and iOS Deliver clean Git commits, a detailed fix summary, and release-ready AAB and IPA/TestFlight builds.
$300 USD dalam 11 hari
7.0
7.0

Hi, I can take over this React Native maintenance cycle and systematically resolve the UI, navigation, API, Firebase, performance, and stability issues across Android and iOS. I’ll begin with a structured audit of the current codebase, reproduce each reported issue, then fix the React Native frontend, Node.js API integration, authentication flow, Firebase notifications, and platform-specific inconsistencies. I will also profile performance, remove avoidable bottlenecks, and complete regression testing on emulators and real devices. You’ll receive clean Git commits, a clear summary of every fix, and release-ready Android AAB and iOS TestFlight/IPA builds prepared to meet store requirements. Best, Justin
$1,000 USD dalam 7 hari
6.6
6.6

A live React Native app can lose users fast when UI inconsistencies, API failures, Firebase bugs, and performance issues overlap across Android and iOS. I’ll isolate each root cause, fix the code cleanly, and return stable release-ready builds. ⭐ I have 5–6 years of experience in React Native, Node.js, Firebase, API debugging, Android/iOS release workflows, and cross-platform performance optimization. ⭐ I can share relevant work samples during our discussion. You’ll get: • UI and navigation fixes • API and authentication debugging • Firebase auth and push repair • Performance and stability improvements • Full Android/iOS regression testing • Git updates with clear commit messages • Fix summary • Release-ready AAB & IPA/TestFlight builds compliant with store guidelines I'll verify issues on real devices and emulators, trace API request/response mismatches, platform-specific behavior, and confirm every fix against the live app flow before preparing the final builds. Are the current bugs already documented with reproduction steps, and which issue is the highest priority: API/authentication, Firebase notifications, or UI/navigation? Best regards, Einnovention
$140 USD dalam 7 hari
6.8
6.8

Perth, United Kingdom
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Ahli sejak Mei 1, 2026
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