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I will develop ai mobile app, android app, ios app using flutter
Rohejul Islam
About this gig
Are you looking to develop a cross-platform mobile app with AI capabilities?
I specialize in building high-performance Flutter apps integrated with AI services such as ChatGPT integration, LLMs api integration, automation systems, and smart data processing. With 5+ years of experience in mobile app development, I help startups and businesses turn ideas into scalable, user-friendly applications.
What you'll get
- Cross-Platform Mobile App Development (iOS & Android) with Flutter
- AI chatbot & voice agent integration
- Custom UI/UX Design
- API Integration & Firebase (Auth, DB, Notifications)
- Backend Development
- Performance optimization & bug fixing
- Multi-language & Localization Support
- App Deployment (Play/App Store submission)
Why Choose Me?
- Expert in Flutter & iOS Development - Strong experience in Flutter, Dart & native iOS development
- Real Production Experience built & shipped app to app store
- Clear Communication simple explanations, regular updates
- Reliable Delivery realistic timelines
- Post-Launch Support bug fixing, improvements
Send me your app idea and requirements. I'll review everything and respond with a clear timeline and detailed quote. Contact me before placing order.
Get to know Rohejul Islam
Rohejul Islam
Senior Software Engineer, Mobile app development
- FromBangladesh
- Member sinceFeb 2026
- Avg. response time1 hour
Languages
Bengali, English, Hindi
I build iOS, Flutter, and AI-powered mobile apps that are scalable, high-performance, and ready for real users. With 5+ years of professional experience, I help startups & businesses turn ideas into scalable, high-performance mobile apps.
I focus on building clean, user-friendly, and production-ready apps — from UI/UX implementation to Play/App Store deployment.
✔ Native iOS Development (Swift, Objective-C, SwiftUI, UIKit)
✔ Cross-platform Apps with Flutter
✔ AI Integration (OpenAI, LLM APIs, automation)
✔ Firebase, REST APIs & backend integration
✔ App Store & Play Store deployment
Other Mobile App Development Services I Offer
FAQ
Can you update or fix existing apps?
Yes, I also work on bug fixing and feature upgrades.
Will the app work on both iOS and Android?
Yes, Flutter allows a single codebase for both platforms.
Can you build AI apps like ChatGPT?
Yes, I can integrate OpenAI or similar APIs to build chatbot and AI-powered apps.
Will you help with App Store submission?
Yes! I assist with App Store & Google Play submission, including metadata, screenshots, and guideline compliance. For publishing, You’ll need your own developer accounts (Apple $99/year, Google Play $25 one-time). I will assist you throughout the app deployment process to ensure successful launch
Do you provide source code and documentation?
Yes, you receive complete source code ownership with all packages. The code includes comprehensive inline comments, a README file with setup instructions, and architecture documentation.
