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I will do cross platform ai mobile app development with flutter
Nahid Hasan
About this gig
Full-Stack & Mobile Developer | Android · Flutter · Next.js · Node.js · AI Integration
Senior developer with 5+ years building high-performance apps from architecture to deployment.
Need a native Android app, Flutter solution, or a web platform with admin panel and scalable backend? I deliver it right the first time.
WHAT I BUILD
- Native Android (Java/Kotlin) Firebase, REST APIs, push notifications, payments
- Flutter Native-quality on Android & iOS
- Web & Admin Panels Next.js with powerful dashboards
- Backend & APIs Node.js / Express, Socket.io, Redis
- Databases PostgreSQL, MongoDB, MySQL
- AI / LLM Integration ChatGPT, Claude, custom models
- Auth Phone, Email, Google, Facebook, GitHub
- Payments Stripe, PayPal & major gateways
- VPS Deployment Full production setup
WHY CHOOSE ME
Complete ownership mobile, web, backend & deployment under one roof
Clean, maintainable, warning-free code
Professional UI/UX that users trust
On-time delivery with proactive communication
Scalable, future-ready architecture
Long-term support & partnership mindset
Message me before placing an order let's build something exceptional together.
Get to know Nahid Hasan
Nahid Hasan
Full Stack Developer and AI Expert building mobile and web solutions
- FromBangladesh
- Member sinceFeb 2021
Languages
English, French, Spanish, German, Portuguese, Arabic, Estonian
I’m Nahid Hasan, a Full Stack Developer with 4 years of experience building native Android apps using Java, and modern web applications with ReactJS, NextJS, NodeJS, Express, PHP, HTML, CSS, and JavaScript. Skilled in MongoDB and MySQL databases, I also develop custom AI agents, and AI models to create smart and scalable solutions. Passionate about delivering high-quality, user-focused digital products that drive innovation and meet client goals.
My Portfolio
Other Mobile App Development Services I Offer
FAQ
What types of apps do you build?
I build native Android applications using Java/Kotlin, cross-platform mobile apps using Flutter, and full web platforms including admin panels and backend systems. I also specialize in AI/LLM-powered applications and real-time systems
Do you build for both Android and iOS?
Yes. Using Flutter, I develop cross-platform applications that deliver a native-quality experience on both Android and iOS from a single codebase. For Android-only requirements, I also develop fully native apps using Java or Kotlin
Can you build the app AND the backend together?
Absolutely. I offer complete, end-to-end development — mobile app, web admin panel, REST API backend, database architecture, and server deployment — all under one engagement. This ensures seamless integration across every layer of your product
Do you integrate AI or LLM features into apps?
Yes. I have experience integrating large language models such as ChatGPT and Claude, as well as custom AI APIs, into both mobile and web applications. This includes chatbots, intelligent assistants, content generation features, and other AI-driven functionality
Which databases do you work with?
I work with PostgreSQL, MongoDB, MySQL, Firebase Realtime Database, and Firestore. I select the appropriate database based on your project's data structure, scalability requirements, and performance needs
Can you deploy the app to the Google Play Store?
Yes. I handle the full deployment process, including app signing, build optimization, and Play Store submission. For web and backend services, I also manage deployment to VPS or cloud servers
Do you provide the source code?
Yes. Upon project completion, full source code is delivered to you. You will have complete ownership of everything built
