You will get Flutter Mobile App Development JWT Auth API Integration | Node.js | Flutter
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Project details
Looking for Senior Mobile App Development or Expert Mobile App Development with secure JWT Authentication and Role-Based Access? I offer professional Mobile App Development using Flutter, Android App Development, iOS Development, and Hybrid App Development to build secure Mobile Apps for Android, iOS, Smartphone, and iPhone & iPad Apps.
My services include Mobile App Design, Mobile App Redesign, Mobile App Development Consultation, Website to Mobile App Conversion, Mobile App Bug Fix, and scalable App Development solutions. I develop authentication systems using Flutter, Dart, Java, Swift, and backend technologies such as Node.js, Python, PHP, Laravel, Django, and MongoDB.
I implement User Authentication, User Profile Creation, and secure JWT token systems using API Integration, REST API Integration, and GraphQL with Firebase and Supabase. I also support React, React Native, FlutterFlow, and modern Web Development APIs using JavaScript.
Using Xcode, Android Studio, and Git, I deliver reliable apps for App Store and Google Play with strong App Security, Cross-platform architecture, and modern AI Mobile App Development, including AI Mobile App and Agentic AI features.
My services include Mobile App Design, Mobile App Redesign, Mobile App Development Consultation, Website to Mobile App Conversion, Mobile App Bug Fix, and scalable App Development solutions. I develop authentication systems using Flutter, Dart, Java, Swift, and backend technologies such as Node.js, Python, PHP, Laravel, Django, and MongoDB.
I implement User Authentication, User Profile Creation, and secure JWT token systems using API Integration, REST API Integration, and GraphQL with Firebase and Supabase. I also support React, React Native, FlutterFlow, and modern Web Development APIs using JavaScript.
Using Xcode, Android Studio, and Git, I deliver reliable apps for App Store and Google Play with strong App Security, Cross-platform architecture, and modern AI Mobile App Development, including AI Mobile App and Agentic AI features.
Programming Languages
JavaScript, Python, TypeScriptCoding Expertise
Cross Browser & Device Compatibility, Performance Optimization, SecurityWhat's included
| Service Tiers |
Starter
$400
|
Standard
$800
|
Advanced
$1,600
|
|---|---|---|---|
| Delivery Time | 5 days | 10 days | 15 days |
Number of Revisions | 3 | 9 | Unlimited |
Number of Pages | 5 | 10 | 13 |
Design Customization | - | ||
Content Upload | |||
Responsive Design | - | ||
Source Code |
Optional add-ons
You can add these on the next page.
Fast Delivery
+$200 - $500
Additional Revision
+$60
Design Customization
(+ 3 Days)
+$200Frequently asked questions
9 reviews
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ST
Sibling T.
Jul 29, 2026
Senior Flutter Developer Needed to Complete Existing Mobile Application (Flutter, AI, Full Stack)
Mohsin did a fantastic job as a Flutter Developer. He built a smooth, responsive, and visually clean mobile application for both Android and iOS from a single codebase. His code was well-structured, performance was excellent, and he delivered all features on time with clear communication throughout. Mohsin is reliable, detail-oriented, and truly knows Flutter. Highly recommend him for any mobile app project.
MB
Maryam B.
Jul 15, 2026
30 minute consultation
This freelancer is an outstanding Flutter Mobile App Developer with strong expertise in AI Mobile App Development, Flutter, Dart, Android, iOS, and Cross-Platform Mobile Development. Their experience in Full Stack App Development, Firebase, Node.js, API Integration, and AI-powered mobile applications consistently delivers scalable, high-performance solutions. They communicate professionally, meet deadlines, and produce clean, production-ready code. I highly recommend them for Flutter Mobile App Development, AI App Development, Hybrid App Development, and custom Android and iOS application projects.
AI
Asad I.
Jul 3, 2026
30 minute consultation
Had an excellent consultation with Mohsin on Mobile App Development. His expertise across Flutter, iOS Development, and Android App Development is genuinely impressive, and he explained things like Hybrid App Development and Mobile App Design in a way that was easy to follow. He also covered back-end essentials: Node.js, Express.js, Firebase, and API Integration, showing he understands the full mobile app stack, not just the front-end. Patient, professional, and gave practical, real-world advice instead of generic answers. Highly recommend him for anyone needing a solid Mobile App Development Consultation.
BF
Blue F.
Jun 9, 2026
Convert Social Website to Mobile App
Excellent Mobile App Developer! Successfully converted our website into a high-quality Android and iOS app. Great communication, fast delivery, and strong expertise in Flutter, mobile app development, app conversion, API integration, and Play Store/App Store deployment. Highly recommended!
NA
Naghma A.
Apr 21, 2026
AI Mobile App Developer | Flutter, OpenAI API, AI API Integration Expert
Great experience working with Mohsin Ismail as an AI Mobile App Developer. He communicated clearly throughout the project, stayed detail-oriented, and maintained a strong solution-oriented approach. He delivered solid work in AI Mobile App Development, focusing on seamless OpenAI/Claude API integration and building reliable AI-driven features within the app. He handled both Android and iOS development using Flutter (Dart) and effectively supported backend development with Node.js and Express.js.
He also contributed to Hybrid App Development, improved the app through mobile redesign and performance optimization, and quickly resolved issues with efficient debugging.
Overall, he is a skilled AI Mobile App Developer, a clear communicator, and highly recommended for AI-powered mobile app projects.
He also contributed to Hybrid App Development, improved the app through mobile redesign and performance optimization, and quickly resolved issues with efficient debugging.
Overall, he is a skilled AI Mobile App Developer, a clear communicator, and highly recommended for AI-powered mobile app projects.
About Mohsin
#1 Flutter Mobile App Developer, AI Mobile App Developer, iOS, Android
100%
Job Success
Bahawalpur, Pakistan - 9:43 am local time
✅ 60+ Mobile App Development projects delivered
✅ 100% Job Success as a Mobile App Developer
✅ 30+ apps published on App Store & Google Play
✅ AI-powered Mobile App Development using OpenAI
I specialize in Mobile App Development using Flutter, Android, and iOS technologies.
As a professional Mobile App Developer, I build scalable, high-performance applications that help businesses grow, automate processes, and generate revenue.
Being in the 𝘁𝗼𝗽 𝟏% of Mobile App Developers on Upwork, I’ve helped businesses succeed through high-quality Mobile App Development, building scalable apps that have generated millions in revenue and your idea could be next.
💡 𝐌𝐲 𝐌𝐨𝐛𝐢𝐥𝐞 𝐀𝐩𝐩 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭 𝐄𝐱𝐩𝐞𝐫𝐭𝐢𝐬𝐞
📱 𝐂𝐨𝐫𝐞 𝐒𝐞𝐫𝐯𝐢𝐜𝐞𝐬
✔ Full-cycle Mobile App Development (idea to launch)
✔ Cross-platform Mobile App Development (Flutter, React Native)
✔ Native Mobile App Development (Android & iOS)
✔ AI Mobile App Development & integrations
🛠️ 𝐓𝐞𝐜𝐡𝐧𝐨𝐥𝐨𝐠𝐢𝐞𝐬 𝐈 𝐔𝐬𝐞 𝐢𝐧 𝐌𝐨𝐛𝐢𝐥𝐞 𝐀𝐩𝐩 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭
✔️Mobile App Development: Flutter, Dart, Kotlin, SwiftUi
✔️AI: OpenAI API
✔️Backend & API: Node.js, Python (FastAPI, Flask, Django), REST, GraphQL
✔️Databases: Firebase, Firestore, SQLite, MySQL, MongoDB
✔️Cloud Services: Firebase Cloud Functions, AWS, Google Cloud
✔️Version Control & Tools: Git, GitHub, GitLab, Bitbucket, Jira, Trello
✔️UI/UX Tools: Figma, Adobe XD, Material Design, Cupertino Widgets
📊 𝐌𝐨𝐛𝐢𝐥𝐞 𝐀𝐩𝐩 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭 𝐒𝐨𝐥𝐮𝐭𝐢𝐨𝐧𝐬 𝐈’𝐯𝐞 𝐁𝐮𝐢𝐥𝐭
✔ Ride Instructor Booking Mobile App Development (like Uber) (iOS and Android)
✔ Real Estate Listing Mobile App Development (like Airbnb)
✔ Social Media Mobile App Development (iOS and Android)
✔ Task Management Mobile App Development (like To-Do) (iOS and Android)
✔ Investors Management Mobile App Development (Android & IOS)
✔ Sports Mobile App Development (iOS and Android)
✔ Food Delivery Mobile App Development (iOS and Android)
✔ E-commerce Mobile App Development (iOS and Android)
✔ Event Management Mobile App Development (iOS and Android)
✔ GroceryMobile App Development (Android & IOS)
✔ Freelance Mobile App Development (iOS and Android)
✔ Home Service Booking Mobile App Development (iOS and Android)
✔ Inventory Management Mobile App Development (iOS and Android)
✔ Learning Management Mobile App Development (iOS and Android)
✔ Appointment Booking Mobile App Development (iOS and Android)
✔ Venue Booking Mobile App Development (iOS and Android)
✔ Customer Relationship Management Systems (CRMs)
✔ On-demand Mobile App Development (iOS and Android)
🎯 𝐖𝐡𝐲 𝐂𝐡𝐨𝐨𝐬𝐞 𝐌𝐞 𝐚𝐬 𝐘𝐨𝐮𝐫 𝐌𝐨𝐛𝐢𝐥𝐞 𝐀𝐩𝐩 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐞𝐫?
✔ Proven experience in Mobile App Development
✔ Clean, scalable, production-ready apps
✔ Strong communication & fast delivery
✔ Long-term support after development
🤝 𝐖𝐡𝐚𝐭 𝐘𝐨𝐮 𝐆𝐞𝐭
1️⃣ A dedicated Mobile App Developer
2️⃣ Expert consultation on your Mobile App Development idea
3️⃣ Transparent and smooth development process
4️⃣ A high-quality product built for real users
🚀 𝐋𝐞𝐭’𝐬 𝐒𝐭𝐚𝐫𝐭 𝐘𝐨𝐮𝐫 𝐌𝐨𝐛𝐢𝐥𝐞 𝐀𝐩𝐩 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭 𝐏𝐫𝐨𝐣𝐞𝐜𝐭
If you need a skilled Mobile App Developer for your next Mobile App Development project, feel free to invite me.
Let’s build something amazing together.
Highlighted Skills:
Flutter Mobile App Development | AI Mobile App Developement | Mobile App Development | Mobile App Developer | Flutter App | Flutter Developer | Flutter Firebase | Flutter Dart | Flutter App Developer | App Developer | Mobile Developer | React Native Mobile App Development | Mobile App Builder | Flutter Laravel | AI App Developer | AI App | Full Stack App Developer | Mobile App Development Consultation | iOS App Developer | Android App Developer | Hybrid App Development | Android | iOS | Cross-Platform Mobile Developer | Artificial Intelligence App Development | Machine Learning App Integration | Firebase App Developer | API Integration (Flutter) | Hybrid App Developer | AI Solutions for Mobile Apps | Senior Mobile App Developer | Dating App Development | Education App Developer | Saloon Booking Mobile App Development | Food Delivery Mobile App Development | Chat Mobile App Developer | Chat Buddy Mobile App Development | Node.js | Android
Steps for completing your project
After purchasing the project, send requirements so Mohsin can start the project.
Delivery time starts when Mohsin receives requirements from you.
Mohsin works on your project following the steps below.
Revisions may occur after the delivery date.
Requirement & Security Planning
Analyze Mobile App Development needs, User Authentication, User Profile Creation, JWT roles, API Integration, and define secure App Security architecture for Android, iOS, and Cross-platform Flutter apps.
Backend Auth System
Build authentication backend using Node.js, Laravel, Django, or Python, implement REST API Integration, GraphQL, MongoDB, and secure JWT token role-based access control.