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Português
$
USD
I will develop flutter cross platform and android apps using java
Usman Ali
5,0
5,0
Sobre este Serviço
Are you facing bugs, crashes, or issues in your mobile app, or do you need new features added?
I will fix or improve your Flutter or Android mobile application with clean, fast, and scalable code.
I am a mobile app developer with 3+ years of experience in Flutter (cross-platform) and Android development using Java and Kotlin.
I specialize in fixing issues, improving performance, and integrating backend services to make your app work smoothly.
What I Can Do:
Fix Flutter app bugs, crashes, and errors
Improve app performance and UI issues
Firebase integration (Auth, Firestore, Push Notifications)
REST API integration and backend connection
Android app bug fixing (Java / Kotlin)
Add new features to existing apps
Clean and optimized code improvements
Tools & Technologies
Flutter, Dart, Java, Kotlin, Firebase, REST APIs
Why Work With Me:
Quick response and clear communication
Clean and maintainable code
On-time delivery
Focus on quality and long-term solutions
Please contact me before placing an order so we can discuss your requirements and choose the best solution for your app.
Lets fix or improve your mobile app and make it fast, stable, and user-friendly.
Conheça mais sobre Usman Ali
Usman Ali
Building clean, responsive mobile apps with Flutter and Java
- A partir dePaquistão
- Membro desdedez. de 2024
- Responde em aprox.:1 hora
- Última entrega5 meses
Idiomas
Urdu, Inglês
Hi! I’m Usman Ali, an application developer with over 3 years of hands-on experience in Flutter, Dart, and Java. I specialize in building high-performance Android and cross-platform mobile apps with modern UI, Firebase integration, and REST API connectivity.
What I Can Offer — Flutter & Java mobile apps, Firebase Auth & Firestore, REST API integration, bug fixing, performance optimization, clean documented code, and support for small tasks and quick fixes.
I focus on clear communication, fast response time, and on-time delivery.
Meu portfólio
Perguntas frequentes
Do you handle backend integration and APIs?
Yes, I specialize in integrating RESTful APIs and Firebase backend services to ensure your app communicates seamlessly with servers and databases.
Can you develop apps for both Android and iOS?
Absolutely! Using Flutter, I build high-performance cross-platform apps that run smoothly on both Android and iOS from a single codebase.
Will my app support push notifications?
Definitely! I can integrate Firebase Cloud Messaging to implement reliable push notifications that keep your users engaged.
Can you help with small tasks or quick fixes?
Yes, I handle small Flutter and Java tasks, bug fixes, and quick updates starting from $20.
Avaliações
5 avaliações deste Serviço
| (5) | ||
| (0) | ||
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- Qualidade da entrega
- Valor da entrega
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Mais relevante
A 
apprentago
Reino Unido
amazing working with you again thank you very much for your hard work. good code quality and proactive solving problems. would highly recommend for your development needs!
US$ 50-US$ 100
$
7 dias
Tempo
Útil?E efosaedokpolo
Canadá
UA just demonstrated how dependable he can be. He understood the problem and created the logic around his coding to make everything work. I salute you brother, and will definitely be back to you with friends to patronize you. Highly recommended coder for his genre
Até US$ 50
$
3 semanas
Tempo
Útil?E efosaedokpolo
Canadá
Absolutely a master in his own rights. He understood my issues and discussed alternate ways to achieving them and he delivered a world class EaziFleetDriver app... Thanks Boss!!!
US$ 100-US$ 200
$
3 semanas
Tempo
Útil?A apprentago
Reino Unido
all good thank you for your work
Até US$ 50
$
4 dias
Tempo
Útil?A apprentago
Reino Unido
Thank you very much for your work. Looking forward to working with you again soon. Proactive and clear communication at all stages, good support to the end and decent code.
Até US$ 50
$
2 dias
Tempo
Útil?
Avaliações
5 avaliações deste Serviço
| (5) | ||
| (0) | ||
| (0) | ||
| (0) | ||
| (0) |
Classificação detalhada
- Nível de comunicação do freelancer
- Qualidade da entrega
- Valor da entrega
Ordenar por
Mais relevante
A apprentago
Reino Unido
amazing working with you again thank you very much for your hard work. good code quality and proactive solving problems. would highly recommend for your development needs!
US$ 50-US$ 100
$
7 dias
Tempo
Útil?E efosaedokpolo
Canadá
UA just demonstrated how dependable he can be. He understood the problem and created the logic around his coding to make everything work. I salute you brother, and will definitely be back to you with friends to patronize you. Highly recommended coder for his genre
Até US$ 50
$
3 semanas
Tempo
Útil?E efosaedokpolo
Canadá
Absolutely a master in his own rights. He understood my issues and discussed alternate ways to achieving them and he delivered a world class EaziFleetDriver app... Thanks Boss!!!
US$ 100-US$ 200
$
3 semanas
Tempo
Útil?A apprentago
Reino Unido
all good thank you for your work
Até US$ 50
$
4 dias
Tempo
Útil?A apprentago
Reino Unido
Thank you very much for your work. Looking forward to working with you again soon. Proactive and clear communication at all stages, good support to the end and decent code.
Até US$ 50
$
2 dias
Tempo
Útil?
