Browse categories
Explore
Fiverr Pro
English
$
USD
I will develop flutter app, flutterflow app, fix bugs and optimize performance
Elitegrowth L
About this gig
Is your Flutter or FlutterFlow app slow, buggy, or unfinished? Im here to help.
Im a professional Flutter developer specialising in Flutter app development, FlutterFlow apps, and advanced bug fixing. Whether you need performance optimisation, Firebase integration, API setup, UI improvements, or full app development, I deliver clean, scalable, production ready solutions.
I've helped clients improve app speed by up to 40%, eliminate critical crashes, and successfully publish on Play Store and App Store. My focus is clean architecture, smooth UI, fast performance, and long term scalability.
Services include:
- Flutter app development
- FlutterFlow customization
- Flutter bug fixing
- Firebase & API integration
- App performance optimization
Why choose me?
- Fast and clear communication
- Clean, well-structured, scalable code
- Deep expertise in Flutter & FlutterFlow
- Problem-solving mindset (I fix what others cant)
- On-time delivery with attention to detail
Lets turn your idea or broken app into a smooth, high performing mobile experience.
Message me now and lets build something powerful.
Get to know Elitegrowth L
Elitegrowth L
I Build, Fix, Optimize High Performance Flutter, FlutterFlow Apps That Convert
- FromNigeria
- Member sinceSep 2025
Languages
English, French, Spanish, German
I help startups and businesses build, fix, and scale high performing mobile apps using Flutter and FlutterFlow. If your app has bugs, poor UI, crashes, slow performance, or Firebase issues, I fix them fast and efficiently. As an experienced Flutter developer, I deliver clean, scalable code, UI/UX, secure API integration, and advanced optimization that can improve speed and stability by up to 40%. I specialize in Flutter development, FlutterFlow customization, Flutter app fixes, Firebase integration, and mobile app performance optimization to ensure your app is launchready and built for growth.
My Portfolio
Other Mobile App Development Services I Offer
FAQ
Do you fix existing Flutter apps?
Yes, I fix bugs, crashes, UI issues, and performance problems in existing Flutter apps.
Can you work with FlutterFlow projects?
Yes, I develop and customize FlutterFlow apps including Firebase integration.
Do you publish apps to Play Store or App Store?
Yes, I provide full deployment support and ensure compliance with store requirements.
Do you provide source code?
Yes, you will receive clean, well-structured source code.
What do you need before starting?
Project details, access to code or FlutterFlow project, and clear requirements.
