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I currently have a mobile app live on both iOS and Android that still struggles with sluggish performance and a few stubborn functionality errors. I need a fresh set of expert eyes to run thorough tests, pinpoint the root causes, and then implement clean, maintainable fixes. Here’s what I’m looking for: • Comprehensive test pass on every core feature, covering both platforms. • Clear, prioritized bug report outlining performance bottlenecks and broken flows. • Well-commented code updates that resolve those issues without introducing regressions. • A new build submitted back to the stores, verified to launch quickly and behave exactly as intended on common device versions. Please be comfortable profiling with Xcode Instruments, Android Studio Profiler, and whichever automated or manual testing tools you rely on every day. If you can turn around a solid, stable release, I’m ready to sign off as soon as performance metrics and critical functions meet spec.
Proje No: 40069483
66 teklifler
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66 freelancer bu proje için ortalama €195 EUR teklif veriyor

I am confident that my skills in Mobile App Development, iPhone, Android, Testing / QA, and Test Automation make me a great match for the Mobile App Testing & Bug Fixing project. I am ready to thoroughly test every core feature, identify performance bottlenecks, and provide well-commented code updates to ensure a stable release. The budget can be adjusted after discussing the full scope, and I am committed to working within your budget. Let's discuss the job details and get started right away. Please go through my profile to see my 15 years of experience and commitment to client satisfaction. Looking forward to hearing from you.
€175 EUR 7 gün içinde
6,9
6,9

Hello Hope you are doing well! This is Efan , I checked your project detail carefully. I am pretty much experienced with Test Automation, Mobile App Development, iOS Development, Android App Development, Android, iPhone, Mobile App Testing and Testing / QA for over 8 years, I can update you shortly. Cheers Efan
€200 EUR 7 gün içinde
6,5
6,5

Hello, I will test your iOS and Android apps the same way a real user would, then dig into profiling to find what is slowing things down and what is breaking. I will turn that into a clear, prioritized bug list so you know what matters most and why. I will fix the issues with clean, easy to maintain code, then re-test to make sure nothing new breaks. Once everything feels fast and stable, I will produce fresh builds and guide the submissions so the updated version is live in both stores. Looking forward to discussing further. Best regards, Kamran
€90 EUR 2 gün içinde
7,2
7,2

Hi there, ★★★ Mobile App Development / Android App Development Expert ★★★ 6+ Years of Experience ★★★ To complete this project, I will conduct a thorough analysis of the current mobile app performance and functionality. Key steps include: 1. Perform comprehensive testing on both iOS and Android platforms (20 hours) 2. Identify and document performance bottlenecks and functionality errors in a prioritized bug report (10 hours) 3. Implement clean code fixes and improvements, ensuring maintainability and no regressions (15 hours) 4. Test the new build to ensure it meets performance metrics and functionality requirements (10 hours) 5. Submit the updated build to the stores and verify proper launch behavior (5 hours) What I need from you: 1. Access to the current codebase and any relevant documentation 2. List of any known issues or areas of concern 3. Access to the app accounts for iOS and Android stores for submission I look forward to connecting at your convenience to ensure the project's success. Best Regards, TechPlus Team
€700 EUR 8 gün içinde
5,9
5,9

Hello, Thank you so much for posting this opportunity. It sounds like a great fit, and I’d love to be part of it! I’ve worked on similar projects before, and I’m confident I can bring real value to your project. I’m passionate about what I do and always aim to deliver work that’s not only high-quality but also makes things easier and smoother for my clients. Feel free to take a quick look at my profile to see some of the work I’ve done in the past. If it feels like a good match, I’d be happy to chat further about your project and how I can help bring it to life. I’m available to get started right away and will give this project my full attention from day one. Let’s connect and see how we can make this a success together! Looking forward to hearing from you soon. With Regards! Abhishek Saini
€250 EUR 7 gün içinde
5,9
5,9

As an experienced freelancer, I fully understand the importance of a solid, error-free mobile application. I am perfectly familiar with your requirements and possess the skills to tackle them head-on. My team at Einnovention houses seasoned programmers, designers, and digital experts who have collectively handled over 248 successful projects in our impressive track record. When it comes to mobile app development and debugging, we bring both technical prowess and innovation to the table. We're deeply skilled with Xcode Instruments, Android Studio Profiler, as well as automated and manual testing tools - all key to swiftly identifying performance bottlenecks and fixing broken flows. Our methodology revolves around maintaining clean code, eliminating regressions while ensuring every core feature is rigorously tested on different devices and platforms before submission. Moreover, we offer more than just a quick turnaround; our ethos rests upon forging long-term partnerships facilitating unlimited revisions post-delivery and being transparent in our communication throughout the project. With our trusted services at your disposal, we guarantee you a solid, stable release that protects your app against sluggish performance and functionality errors. Let's connect for a free consultation to discuss your project in depth - together we can transform your vision into an winnovative reality!
€140 EUR 7 gün içinde
6,2
6,2

Hello, I can take care of end-to-end testing, performance profiling, and bug fixing for both your iOS and Android apps. I’m experienced with Xcode Instruments and Android Studio Profiler to identify slow launches, memory leaks, and CPU bottlenecks, as well as tracing functional issues across user flows. I’ll run a full feature test on both platforms, deliver a clear, prioritized bug report, apply clean and well-commented fixes, and verify there are no regressions. Once performance and stability meet expectations, I’ll provide updated builds and assist with resubmission to the App Store and Google Play. I can start immediately and focus on getting you a fast, stable release you can confidently sign off on.
€130 EUR 5 gün içinde
5,6
5,6

I’m confident I can help get your iOS and Android app performing smoothly. I’ll start with a thorough test pass across all core features, using Xcode Instruments and Android Studio Profiler to pinpoint bottlenecks and functional bugs. Once identified, I’ll implement clean, well-commented fixes, ensure no regressions, and deliver updated builds that launch quickly and behave reliably on common devices. My focus is on stable, maintainable results you can verify immediately. Looking forward for your positive response in the chatbox. Best Regards, Arbaz H
€190 EUR 7 gün içinde
5,0
5,0

Hello Dear! I write to introduce myself. I'm Engineer Toriqul Islam. I was born and grew up in Bangladesh. I speak and write in English like native people. I am a B.S.C. Engineer of Computer Science & Engineering. I completed my graduation from Rajshahi University of Engineering & Technology ( RUET). I love to work on Web Design & Development project. Web Design & development: I am a full-stack web developer with more than 10 years of experience. My design Approach is Always Modern and simple, which attracts people towards it. I have built websites for a wide variety of industries. I have worked with a lot of companies and built astonishing websites. All Clients have good reviews about me. Client Satisfaction is my first Priority. Technologies We Use: Custom Websites Development Using ======>Full Stack Development. 1. HTML5 2. CSS3 3. Bootstrap4 4. jQuery 5. JavaScript 6. Angular JS 7. React JS 8. Node JS 9. WordPress 10. PHP 11. Ruby on Rails 12. MYSQL 13. Laravel 14. .Net 15. CodeIgniter 16. React Native 17. SQL / MySQL 18. Mobile app development 19. Python 20. MongoDB What you'll get? • Fully Responsive Website on All Devices • Reusable Components • Quick response • Clean, tested and documented code • Completely met deadlines and requirements • Clear communication You are cordially welcome to discuss your project. Thank You! Best Regards, Toriqul Islam
€80 EUR 4 gün içinde
4,8
4,8

Hi, I am Haresh, having 14+ years of experience in Software Testing Industry. - Having unique blend of knowledge in Quality Product Delivery, Processes Management, Functional testing, Integration and regression testing, load and Perfromance Testing which help me to take the Quality of the software to the next level. - Hands on experience on testing Desktop, Web Based, Mobile application and ERP based application. - Hands on experience on automation testing tools on selenium webdriver, jmeter, katalon studio, Appium, cypress, selenium with TestNG freamwork etc.. - Thorough understanding of Product Delivery Life Cycle, Software Testing Life Cycle and Software Development Life Cycle. - Experience in Well conversant with writing Test plan,Test Cases,Bug report, Release Note and Product Health Report. - Worked in various domains like Finance, Retail, Web Portals, Healthcare, ecommnerce, CMS, Eduction Portal, Life Insurance, ERP system etc. - I do have require mobile devices to test mobile view or applications like android and iOS applications. - I have hands on experience with Git, postman, MSSQL Server. Kindly review my profile and let me know you view over the same. Thanks, Haresh
€240 EUR 7 gün içinde
5,0
5,0

I’d be glad to help stabilise and optimise your iOS and Android app. I have hands-on experience auditing live mobile applications, identifying performance bottlenecks, and fixing hard-to-trace functional issues without introducing regressions. My approach starts with a structured test pass across all core user flows on both platforms, followed by profiling using Xcode Instruments and Android Studio Profiler to pinpoint memory leaks, slow renders, blocking calls, and inefficient network or database usage. I then deliver a clear, prioritised bug and performance report so you can see exactly what’s hurting speed or reliability and why. Fixes are implemented cleanly with maintainable, well-documented code, focusing on measurable improvements such as faster launch times, smoother navigation, and stable background operations. I’m careful to regression-test critical paths before producing new builds, and I can handle resubmission to both App Store Connect and Google Play, ensuring the releases meet store guidelines and behave consistently on common device versions. I’m comfortable working with existing codebases (native or cross-platform), collaborating through Git, and moving quickly toward a stable, production-ready release. If your goal is a noticeably faster, more reliable app that users immediately feel is “fixed,” I’m ready to get started.
€240 EUR 7 gün içinde
4,2
4,2

Hi there, I can help you test and fix your iOS and Android app. I understand you need the app to run smoothly, fix broken features, and improve performance so users have a reliable experience. I’m a mobile app developer with 9 years of experience, and My approach is to run full tests on all features, find the root causes of bugs and slow performance, and implement clean, maintainable fixes. I’ll provide clear comments in the code, a prioritized bug report, and deliver updated builds verified to work perfectly on common devices. A few quick questions: • Are there specific features causing the most problems? • Do you want automated tests to prevent future issues? • Which OS versions must be supported? I’ve handled similar app testing and bug fixing projects before, and I can solve these issues quickly and efficiently. I’m ready to start immediately. Regards, Sagar
€200 EUR 7 gün içinde
4,2
4,2

Hello there, I can help improve your mobile app’s performance and fix functionality issues on both iOS and Android. I will perform comprehensive testing of all core features, identify performance bottlenecks and broken flows, and implement clean, well-commented code fixes to ensure stability without introducing new issues. Once completed, I’ll submit updated builds to the stores, verified to launch quickly and function smoothly across common devices. I’m experienced with Xcode Instruments, Android Studio Profiler, and other testing tools, so I can quickly pinpoint issues and deliver a stable, optimized release. I’m available to start immediately. For further discussion on timelines and specific pain points, let’s connect on chat. Best regards, Aliza.
€150 EUR 4 gün içinde
4,1
4,1

Hello, I can help stabilize and optimize your iOS and Android app with focused testing and clean fixes. What I’ll do: • Run a full test pass on core features across both platforms • Identify and prioritize performance bottlenecks and functional bugs • Apply well-documented fixes without introducing regressions • Rebuild and assist with resubmission to both App Store and Play Store I’m experienced with Xcode Instruments, Android Studio Profiler, and hands-on manual testing to quickly trace real performance issues. My goal is a fast-launching, stable app that behaves exactly as expected on common devices. Ready to start immediately and deliver a polished release.
€90 EUR 3 gün içinde
3,6
3,6

Hello I have thoroughly reviewed your project description and am confident in my ability to assist you in completing it successfully. I believe it would be highly beneficial to delve deeper into the specifics of the job to determine the most effective way forward. I am open to scheduling an interview at your convenience, and I genuinely appreciate the chance to collaborate with you on this project. Your response is eagerly anticipated, and I'm excited about the prospect of working together. Thank you for considering my proposal. Looking forward to your prompt reply! Best regards Rekha!!!
€250 EUR 7 gün içinde
3,8
3,8

Hello there, I can provide a thorough assessment and fix for your mobile app's performance and functionality issues on both iOS and Android platforms. With expertise in Xcode Instruments and Android Studio Profiler, I'll conduct comprehensive tests on all core features, producing a prioritized bug report that highlights performance bottlenecks and broken flows. My approach includes delivering well-commented code updates to ensure no regressions are introduced, followed by submitting a new build to the app stores. This build will be verified for speed and optimal behavior across common device versions, ensuring a reliable user experience. Questions: • Are there specific areas or features where you've noticed the most performance issues? • Do you have a timeline in mind for when you'd like the updated build to be live? I'm committed to turning around a robust and stable release that meets your performance metrics and functional requirements. Thanks and best regards, Faizan
€90 EUR 5 gün içinde
2,9
2,9

Hello, I’m Rahul Singh from Team Velora, and for the past 3 years we’ve been optimizing mobile apps on both iOS and Android for peak performance and stability. I can perform a thorough test pass, profile performance bottlenecks, deliver a clear bug report, and implement clean, well-commented fixes so your app launches quickly and functions flawlessly across common devices. Let’s connect in private chat to review your current builds and plan the optimization workflow.
€150 EUR 10 gün içinde
3,0
3,0

Hello youssefbouz, I went through your project description and it seems like me is a great fit for this job. I am an expert team which have many years of experience on Mobile App Development, iPhone, Android, Testing / QA, Test Automation, Mobile App Testing, iOS Development, Android App Development Please come over chat and discuss your requirement in a detailed way. Thank You
€140 EUR 7 gün içinde
2,4
2,4

I can audit and stabilize your existing iOS and Android app by running a full functional and performance test across both platforms. I’ll profile issues using Xcode Instruments and Android Studio Profiler, identify root causes, and deliver a clear, prioritized bug and performance report. Fixes will be implemented with clean, well-documented code to avoid regressions. Once verified, I’ll generate updated builds and support resubmission to the App Store and Google Play. My focus is faster launch times, smooth user flows, and production-ready stability that meets your acceptance metrics.
€140 EUR 7 gün içinde
2,0
2,0

Hello, I can help you stabilize and optimize your live iOS and Android app and deliver a fast, reliable release ready for store submission. I have hands-on experience debugging production mobile apps, identifying performance bottlenecks, and fixing hard-to-trace functional issues without introducing regressions. What I’ll deliver: Full QA & testing pass on all core features (iOS & Android) Performance profiling using Xcode Instruments and Android Studio Profiler Clear, prioritized bug report (performance issues + broken flows) Clean, well-commented fixes focused on stability and maintainability Verified production builds with faster launch times and smoother behavior Store-ready submission support if required My workflow: Reproduce and isolate issues first Profile CPU, memory, and startup performance Fix high-impact bottlenecks before minor bugs Regression test after every change Final validation on common device/OS versions I focus on measurable performance improvements and solid releases you can confidently sign off on. I’m ready to start immediately and can provide an initial assessment quickly. Best regards, Laiba I.
€140 EUR 7 gün içinde
2,1
2,1

Nicosia, Cyprus
Ara 16, 2025 tarihinden bu yana üye
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