
Closed
Posted
Paid on delivery
I have a production-level Flutter application that runs on Android, iOS and the Web and talks to a Laravel/PHP backend (with its own admin panel) through a set of REST APIs. It also relies on Firebase for authentication and a few other services. At the moment Android is the critical pain point. On that platform the splash screen freezes on app start, preventing users from getting any further. Once this is under control I’d like you to sweep through the remaining codebase, tackle any lingering API or Firebase glitches, stabilise the iOS build, and confirm that the Web deployment still works as expected. Your mission is to: • diagnose and eliminate the splash-screen / loading lock-up on Android • verify that the fix holds across real devices and Play Store builds • audit the project for related startup-time regressions, tightening up API calls and Firebase auth where necessary • ensure the iOS build archives cleanly in Xcode and passes App Store validation • check the Web target for any edge-case build or runtime errors • coordinate with the existing Laravel admin panel so data flows stay intact • prepare and publish the updated binaries to both Google Play and the Apple App Store once everything is green-lit I will supply complete source access—Flutter front-end, Laravel backend, Firebase console—along with current store credentials. Success is measured by clean store releases and a smooth, delay-free launch experience for end-users on every platform.
Project ID: 40608681
77 proposals
Remote project
Active 1 day ago
Set your budget and timeframe
Get paid for your work
Outline your proposal
It's free to sign up and bid on jobs
77 freelancers are bidding on average ₹8,112 INR for this job

Hi there, Jas this side from Logictrix and I am ready to work on your app with my team and with a promise for long term support in fairly low cost. Please just give me your few minutes for the chat so that we can discuss all the important points about project as well as we can clarify any queries from both side to go ahead further for final agreement. We are expert in AI development and we used many AI platforms like openAI, Freepik, Antigravity, Cursor etc for App development and other AI work. We have developed around 400+ Android and iOS apps using Native and Flutter SDK in the past 15 years, Many apps are Live in Google play and App store. We will share our detailed portfolio over the Chat once we connect. Looking forward to your reply... Thanks and Regards Jas
₹5,000 INR in 7 days
9.7
9.7

Hello We are Ominfowave Software Services Pvt. Ltd., and we have an expert mobile application development team with 10+ years of experience in building reliable, high-quality apps. ? Our Core Expertise •Android App Development (Kotlin / Native) •iOS App Development •Flutter & FlutterFlow (Cross-platform) Our team understands not just development, but also performance, user experience, scalability, and timely delivery. ? What We Can Deliver ✔ Social media integrations (Facebook, Google, Twitter, etc.) ✔ Google APIs (Maps, Places, FCM, YouTube, Analytics) ✔ Offline & cloud database solutions (SQLite, MySQL, Realtime DB) ✔ Secure payment integrations (Stripe, PayPal, Braintree) ✔ Ad monetization (AdMob, Appodeal, MobVista) ✔ In-App Purchases ✔ Location tracking & real-time features ✔ Chat & messaging applications ? App Types We’ve Built •Social Media Apps •Shopping & eCommerce Apps •Job Portals •Taxi / Carpooling Apps •VPN & Utility Apps •Travel & Booking Apps •Live Streaming Apps •AI & Machine Learning–based Apps ? Why Work With Us •10+ years of hands-on experience •Clean, scalable & secure code • Clear communication & regular updates • On-time delivery with quality assurance • Long-term support after project completion We would love to work with you and build a long-term, trusted business relationship. Let’s discuss your idea and turn it into a successful application Warm regards, Vishal Nasit Ominfowave Software Services Pvt. Ltd.
₹10,000 INR in 7 days
8.5
8.5

Hello, I went through your project and it sounds like you're looking for a reliable solution that works correctly from the start and is easy to maintain as it grows. Before writing code, I like to understand the expected workflow, business rules, and any edge cases so the implementation matches your requirements instead of requiring multiple revisions later. I build clean, well-structured applications with a strong focus on performance, security, and long-term maintainability. Whether this involves PHP, Laravel, API integrations, database design, or improving an existing application, I deliver work in clear milestones with regular progress updates. I'd be happy to discuss the details and suggest the best approach before finalizing the scope and timeline. ⭐ 5.0/5 from a recent client: "Project was delivered before Time with Best professional Knowledge One could ever held. Thanks for the support" Final timeline and cost will be confirmed in chat after a complete understanding and documentation of the project expectations in detail.
₹7,500 INR in 2 days
8.0
8.0

Hey there, i am here flutter expert with all version , please come to the chat box so we can easily discuss in details, Thank you
₹12,900 INR in 1 day
6.7
6.7

Hi, This is exactly the kind of production debugging work I’m comfortable with. I’ll first trace the Android splash-screen freeze, identify whether it’s coming from Firebase initialization, API startup calls, state handling, or platform configuration, and make sure the fix holds on real devices and release builds. Once Android is stable, I’ll review the remaining Flutter codebase, fix any API or Firebase issues, verify the Laravel data flow, stabilize the iOS archive, test the Web build, and prepare both store releases. You’ll receive the updated source, clean Android/iOS builds, deployment support, and a clear summary of every fix made. I’m ready to start as soon as access is available.
₹9,000 INR in 7 days
6.4
6.4

As an experienced full-stack developer, I have successfully delivered over 200 projects in my 8+ years of professional journey. My skills range from Android and Flutter development to PHP and REST API. These proficiencies make me the most fitting candidate to solve the issues your Flutter app is currently facing. I understand the importance of a smooth, delay-free launch for an application, and that's why I am committed to not just resolving the splash-screen/loading lock-up issue on Android but going a step further to eliminate any potential regressions that could derail your app's performance. Additionally, I will ensure a seamless coordination with your Laravel backend so data flows remain intact throughout the process. The fact that you rely on Firebase for authentication and other services also resonates perfectly with my skill set as I've previously worked on numerous Firebase-backed apps. Lastly, I pride myself in offering long-term support to all my clients, So once your updated binaries are prepared and published, you can count on me to be there for continued maintenance and enhancements. Let's work together to make your vision a reality!
₹27,500 INR in 7 days
6.4
6.4

Dear client, I can fix your flutter based app with php laravel based admin panel, I can check the code in details and fix the splash screen freeze issue, I have more than 9 years of exp in apps and web development. I can do this in short time.
₹8,000 INR in 5 days
6.2
6.2

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
₹4,500 INR in 2 days
6.7
6.7

Hi, I can help diagnose and resolve the Android splash-screen freeze in your production Flutter application and then complete a full stability review across Android, iOS, Web, Laravel APIs, and Firebase. I have experience working with Flutter applications, REST API integrations, Firebase authentication, Android/iOS builds, Xcode, Play Store releases, App Store validation, and Laravel backends. My approach will include: Identify and fix the Android startup and splash-screen lock-up Review initialization logic, Firebase setup, API calls, permissions, and state handling Test the fix on real Android devices and release builds Resolve any remaining API or Firebase authentication issues Ensure the iOS project archives successfully and passes App Store validation Verify the Flutter Web build and runtime behaviour Confirm data flow between the Flutter app and Laravel admin panel Prepare and publish updated builds to Google Play and the Apple App Store I will keep the existing functionality intact, document the changes, and provide regular progress updates throughout the work. I’m available to review the source code and begin with the Android issue immediately. Best regards, Sanjeev Mehta
₹10,000 INR in 7 days
6.3
6.3

With my 7+ years in Android development, I have tackled and resolved similar issues on various projects. I understand the criticality of a smooth, delay-free launch experience. Your challenge with the Android app, especially with the splash screen freezing, is one that requires specific debugging and optimization expertise that I possess. My proficiency goes beyond just fixing this issue; I also maintain a meticulous approach in improving the startup-time regression and tightening up API calls - key factors affecting optimal user-experience that you need addressed. My skills extend to iOS and web development which will provide you with a holistic solution to your Flutter application. Having deployed apps across multiple platforms, I am well versed with not just Xcode but also Play Store validation requirements, assuring you of a clean iOS build archives and app store validation. On top of this, my experience with Laravel backend coordination and Firebase authentication brings added value as I can ensure data flows stay intact while streamlining your app's API calls and interacting with Firebase flawlessly. In addition, my proficiency in Kotlin/Java, understanding of MVVM architecture, OkHttp & Retrofit for REST APIs are highly aligned with your project's requirements. I am eager to leverage these skills to deliver a glitch-free flagship Flutter application across all platforms for you.
₹7,000 INR in 7 days
5.4
5.4

Hello, I can help stabilize your existing Flutter application across Android, iOS, and Web while preserving the current Laravel and Firebase integrations. My first priority will be identifying the root cause of the Android splash screen freeze by reviewing the startup flow, Firebase initialization, API calls, and platform-specific configurations. After resolving the issue, I'll perform a complete audit of the codebase to address any related build, authentication, or runtime problems across all platforms. I'll also verify that the iOS build archives successfully in Xcode, validate the Web deployment, and ensure seamless communication with the Laravel backend and admin panel. Before delivery, I'll test release builds thoroughly and assist with publishing the updated versions to both Google Play and the App Store. My goal is to deliver a smooth, production-ready release with fast startup times, stable API integrations, and clean store submissions without affecting existing functionality. I am available to start immediately and look forward to reviewing the codebase. Best regards, Abhishek
₹7,000 INR in 7 days
5.8
5.8

Hello, I can help resolve this quickly. I have strong experience with Flutter, Laravel, Firebase, Android, iOS, and Web applications, including debugging complex production issues. I will identify and fix the Android splash screen freeze, audit the startup flow, optimise API and Firebase integration, verify the Laravel backend communication, ensure iOS archives successfully, validate the Web build, and prepare production-ready releases for both Google Play and the App Store. I focus on clean, maintainable fixes with thorough testing on real devices to ensure a stable user experience. Best regards, Jitendra Sharma
₹5,000 INR in 5 days
5.5
5.5

Hello, I have **8+ years of experience** in Flutter development and extensive experience debugging and maintaining production Flutter applications integrated with **Laravel REST APIs** and **Firebase**. I can quickly diagnose and resolve the **Android splash screen freeze**, identify startup bottlenecks, fix API/Firebase-related issues, verify iOS archive and App Store compatibility, test the Web build, and ensure seamless integration with your existing Laravel backend. I'll also assist with preparing and publishing the updated releases to both **Google Play** and the **Apple App Store**. **Relevant Experience:** Production Flutter apps, Laravel backend integration, Firebase Authentication, REST APIs, Play Store & App Store deployments, performance optimization, and cross-platform debugging. **Estimated Timeline:** 5–7 days (depending on the root cause and testing requirements). I will provide: * Root cause analysis and permanent fix * Stable Android, iOS, and Web builds * Clean, maintainable code changes via Git * Store-ready APK/AAB and IPA * Support during Google Play and App Store submission **I can start immediately** and will coordinate closely with your team to ensure a smooth, production-ready release. I look forward to working with you.
₹8,000 INR in 7 days
4.9
4.9

Hi, I'm a Flutter/Dart developer with hands-on experience building and shipping production apps across fintech, healthcare, education, and travel — currently live on both Play Store and App Store. A few examples from my portfolio: • Finnov & MinePay — fintech/payment apps with secure transactions and clean UX • PrayagEdu — school management app (Android + iOS) handling student/parent/teacher workflows • SNAH Caregiver & SNAH Users — dual-app healthcare ecosystem connecting caregivers with patients • MedNob AI & Jepluse — medical/health apps with AI-assisted features • Thatzal & Thatzal Trip — travel and trip-planning apps with booking flows • GetOurStay — property/stay booking platform • Lisners & Lisners Therapist — dual-sided therapy/audio platform for clients and therapists Across these projects, I've handled end-to-end development: clean architecture, state management (Bloc/Provider/GetX/RiverPod), REST/Firebase integration, push notifications, payment gateways, and smooth deployment to both Play Store and App Store. I focus on writing maintainable, scalable code and communicating clearly throughout — regular updates, honest timelines, and no surprises. I'd love to understand your project requirements in more detail and share how I can bring similar quality and reliability to your app. Happy to start with a quick call or share more code samples/case studies. Looking forward to working together. Best regards, Kishore Patidar
₹8,000 INR in 10 days
4.8
4.8

With over six years of experience in Mobile App Development, specifically with Flutter and Android platforms, I am confident that I'm the right person to solve your current app issues. One of my key areas of expertise lies in debugging and fixing production-level applications. I have a deep understanding of Flutter and how it interacts with different platforms like Android, iOS, and Web. This includes integrating with various backend systems like Laravel/PHP and Firebase for authentication - exactly the setup you have. In addition to my technical skills, I bring a lot of value in terms of process optimization that aligns perfectly with your project goals. As emphasized in my profile, I’m good at closing infrastructure-based gaps. I’ll conduct a comprehensive audit beyond resolving the critical issue to ensure optimal performance in your API calls, tighten up Firebase authentication and conduct a specialized check for edge-case build errors on the Web target. Lastly, I can’t stress enough how much importance I place on clean store releases and smooth user experiences during launches. In fact, a few projects in my portfolio bear great resemblance to yours. I have successfully built and launched cross-platform apps like yours (React Native & Flutter) on both Play Store and App Store. To further assure you, I am open to offering after-delivery support to iron out any further kinks once everything is green-lit. So let’s connect and discuss your project details!
₹4,000 INR in 2 days
4.5
4.5

As someone who's been part of the mobile app development community for over 5 years, I can confidently say that I am well-equipped to handle the challenges in your Flutter application. My expertise extends not only to Flutter, but also to crucial aspects such as Firebase, RESTful API integration, and state management - all skills that are essential in resolving the pain point you're experiencing in the Android version of your app. On top of just getting your app back on track and stabilizing the iOS build, I will thoroughly audit your entire system to ensure there are no startup-time regressions or edge-case errors in any platform. This includes taking care of coordination with the Laravel backend, making sure your data flows are uninterrupted. Additionally, I have solid experience deploying apps on both Google Play Store and Apple App Store so I can take up that cumbersome task as well. What sets me apart is not just my technical skills, but also my unwavering commitment to quality. I'm not satisfied until your app is functioning seamlessly across all platforms and release processes go off without a hitch. With me on board for the project, you'll have a reliable development partner who won't just complete tasks but create true value and support business growth. Let's collaborate and turn your current pains into success stories!
₹7,000 INR in 3 days
4.6
4.6

With over a decade of experience in the iOS and mobile app development field, I have successfully fixed numerous production-level applications like yours. My expertise extends to Flutter, which means I am well-versed in all the platforms your application runs on - Android, iOS, and the Web. Furthermore, my understanding of PHP and Laravel backend will allow me to coordinate smoothly with your existing admin panel. I understand the pain that a buggy app can cause both for businesses as well as end-users. This is why my approach goes beyond mere bug-fixing; I aim to provide consistent, long-term solutions that don't just resolve current issues but also prevent future ones. By entrusting me with your project, you aren't just hiring someone to fix the immediate problem with your splash screen; you're inviting an expert who will audit the entire codebase, tighten API calls, streamline Firebase auth and ensure the stability of all platforms. In addition to my technical prowess, my company Dlite Info Tech Pvt Ltd ensures outstanding customer service throughout the project cycle. Our commitment to maintaining a transparent line of communication combined with our dedication to providing tangible results has earned us recurring business from satisfied clients. So let’s get started! Give me access to your complete source, and soon we’ll have a stable application ready for release on all platforms
₹17,500 INR in 7 days
4.4
4.4

Your issue is likely tied to an initialization deadlock during app startup — commonly involving Firebase bootstrapping, async dependency loading, token refresh flows, or platform-specific Android lifecycle behavior. The first step would be reproducing the freeze consistently on physical Android devices and release builds, then tracing startup execution with logs and profiling to isolate the blocking layer. After stabilizing the Android launch flow, I would run a broader audit across the Flutter application and backend integrations to identify regressions affecting API communication, Firebase authentication, startup performance, and state initialization. I would also validate Laravel API responses and session/token handling to ensure the mobile clients and admin panel remain synchronized. For iOS, I would review build configuration, signing, dependencies, and archive generation in Xcode to guarantee successful App Store validation. The Web target would also be tested for build/runtime inconsistencies and edge-case failures. The final delivery would include verified Android and iOS release builds, deployment support for both stores, and a stable startup experience across supported platforms. Given the production nature of the application, I’d approach this as a structured stabilization and release-hardening task rather than a quick patch.
₹12,500 INR in 10 days
3.7
3.7

Hello, Refreshing the Flutter app involves resolving the critical issue on Android to ensure a seamless user experience. I would start by diagnosing and resolving the splash screen freeze to allow users to navigate the app smoothly. Following this, I will conduct a comprehensive code review to address any API or Firebase glitches, stabilize the iOS build, and validate the Web deployment. My experience includes optimizing Flutter applications with Laravel backends and Firebase integrations to enhance performance and user experience. I have successfully managed similar projects, ensuring smooth app functionality across multiple platforms. A few questions: - Are there specific API endpoints causing issues? - Have there been recent changes to the Firebase configuration? - Is there any specific functionality that users have reported as problematic? I look forward to collaborating with you to deliver a high-quality, error-free app experience. Best regards,
₹7,000 INR in 2 days
3.3
3.3

I’d be delighted to debug and fix your Flutter app to ensure smooth performance, clean code, and a seamless user experience. My focus will be on identifying issues quickly and delivering reliable solutions. 1. Requirement Understanding Debug existing Flutter app for crashes, UI glitches, and performance issues. Fix API integration errors, state management bugs, and navigation problems. Optimize app for speed, responsiveness, and stability. Ensure compatibility across Android & iOS devices. 2. Approach Conduct a full code audit to identify root causes. Apply fixes using Flutter best practices (Bloc/Provider/GetX). Test thoroughly with real devices and emulators. Deliver clean, maintainable code with Git/GitHub version control. 3. Timeline Initial bug fixes demo: 3–4 days. Full tested app: within 1–2 weeks. 4. Why Choose Me 8+ years of experience in Flutter, Dart, Firebase, REST APIs. Completed 200+ projects with 4.9⭐ rating and 93% completion rate. Strong expertise in mobile app debugging, optimization, and cross-platform delivery. Clear communication and professional project management. Next Step: If this proposal aligns with your vision, I can start immediately and share the first fixed build within a few days.
₹7,000 INR in 1 day
3.3
3.3

Kanpur, India
Member since Jul 27, 2026
min $50 USD / hour
$250-750 USD
₹600-1000 INR
₹12500-37500 INR
$1500-3000 USD
$250-750 USD
₹600-1500 INR
₹37500-75000 INR
$30-250 USD
₹12500-37500 INR
₹12500-37500 INR
₹750-1250 INR / hour
$3000-5000 USD
$250-750 AUD
₹750-1250 INR / hour
$250-750 USD
$1500-3000 USD
€1000-5000 EUR
₹12500-37500 INR
$10-30 USD