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I will fix flutter bugs crashes UI issues optimize your app
Nazamullah
About this gig
Are you facing bugs, crashes, UI issues, API errors, or performance problems in your Flutter app?
Youre in the right place.
I am a professional Flutter developer with 4+ years of experience in building, debugging, optimizing, and maintaining high-quality Flutter applications for Android, iOS, and Web platforms.
I specialize in identifying the root cause of issues and providing clean, scalable, and production-ready solutions. Whether your app has layout overflows, Firebase problems, API integration issues, dependency conflicts, or performance bottlenecks I can fix them quickly and professionally.
What I Can Fix
Flutter Bug Fixing
- App crashes & runtime errors
- Blank screen issues
- Navigation & routing bugs
- State management problems
- Widget & rendering issues
- Build & compilation errors
UI/UX & Responsive Design
- Overflow and layout problems
- Responsive fixes for mobile/tablet/web
- UI alignment & design corrections
- Dark mode & theme issues
- Pixel-perfect Flutter UI fixes
Firebase & API Integration
- Firebase Auth issues
- Firestore & Realtime Database bugs
- Firebase Cloud Messaging (FCM)
- REST API integration problems
- JSON parsing & network errors
Performance Optimization
- Slow app performance
Get to know Nazamullah
Nazamullah
- FromPakistan
- Member sinceFeb 2024
Languages
English, Hindi, Urdu
Hi! I’m Nazamullah, a Software Engineer and a Flutter Mobile App Developer with 3+ years of hands-on experience building high-quality, fast, and scalable mobile applications for both Android & iOS.
I specialize in turning ideas into fully functional, pixel-perfect, and user-friendly mobile apps using Flutter, Dart, Firebase, and modern backend integrations.
Other Mobile App Development Services I Offer
FAQ
Do you develop apps for both Android and iOS?
Yes! I provide fully functional cross-platform apps using Flutter, compatible with both Android and iOS devices.
Can you integrate backend or APIs into my app?
Absolutely. I can integrate Firebase, custom APIs, and third-party services to make your app fully functional and scalable.
Will I get the source code of the app?
Yes, the source code is included in all packages. You will have full access to maintain or update your app in the future.
Can you design the app if I don’t have a design ready?
Yes, I can create professional UI/UX design based on your requirements, or implement your Figma/XD designs if you already have them.
Do you submit the app to Play Store and App Store?
Yes, app submission is included in the Premium package. For other packages, guidance will be provided for smooth submission.
How do revisions work?
Each package includes a fixed number of revisions. I ensure your requirements are met for each milestone before moving forward.
Do I need a developer account to start the project?
No, you don’t need a developer account to start the project. However, a Play Store / App Store account will be required for submission (Premium package).
Can you make custom apps with special features?
Yes, I specialize in building custom apps with any features you require, including payments, chat, e-commerce, booking, and more.
