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Fiverr Pro
Português
$
USD
I will debug, maintain your flutter, react js, node js, laravel app
Muhammad Umer
5,0
5,0
Sobre este Serviço
I am a Full Stack Mobile App Developer with 6+ years of experience, specializing in Flutter (Android & iOS) along with backend technologies like Node.js, Laravel, and Firebase. I have built and maintained production-level apps including real-time systems and AI-powered applications.
If your app has bugs, crashes, performance issues, or API problems, I can help you fix them quickly and professionally.
I provide:
Flutter app debugging & bug fixing
UI/UX issue resolution
API & backend issue fixing
Performance optimization
Firebase & database fixes
Code cleanup & refactoring
Complete testing with clear before/after results
I work with Provider, GetX, BLoC, and Riverpod, and can handle both frontend and backend issues.
Why choose me?
5+ years real-world experience
Full-stack expertise
Clean & scalable solutions
Fast communication
- Please contact me before placing an order so I can understand your requirements and suggest the best solution.
Conheça mais sobre Muhammad Umer
Muhammad Umer
Flutter, React JS, Node JS, Laravel
- A partir dePaquistão
- Membro desdeago. de 2021
- Responde em aprox.:1 hora
- Última entrega3 anos
Idiomas
Urdu, Inglês
Hi, Muhammad Umer here, Mobile and Web Application Expert with Around 5+ years of experience.
I am an expert Flutter engineer working with state management of your choice Bloc, Provider, GetX or any other.
Also expert in web technologies React.js and Laravel.
you need maintenance for your mobile app or web app, or build from scratch start discussion by contacting me.
Delivering a clean, structured, and maintainable code is my first priority.
Feel free to Contact me so we can start building your next project!.
Meu portfólio
Perguntas frequentes
Do you need access to my source code?
Yes, I will need access to your source code or GitHub repository to properly analyze and fix the issues. If your app has a backend (Firebase, Node.js, Laravel, etc.), I may also need limited access to those services depending on the problem.
What kind of bugs/issues can you fix?
I can fix almost all types of issues including app crashes, UI/UX bugs, API errors, Firebase issues, performance problems, state management bugs (GetX, BLoC, Provider), and backend-related issues. If you're unsure, just message me and I’ll review your problem before you place an order.
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ultradeepm
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Útil?O odaxiacorp
Benin
Quite collaborative, patient and my job was done. I recommand it
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Avaliações
2 avaliações deste Serviço
| (2) | ||
| (0) | ||
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Classificação detalhada
- Nível de comunicação do freelancer
- Recomendar a um amigo
- Serviço conforme a descrição
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Mais relevante
U ultradeepm
Cliente recorrente
África do Sul
Patient and Honest
R Resposta do freelancer
Útil?O odaxiacorp
Benin
Quite collaborative, patient and my job was done. I recommand it
R Resposta do freelancer
Útil?
