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I will do mobile app development, flutter mobile app, android and ios mobile app
Harinder Singh
5.0
5.0
What people loved about this freelancer
raqueltomas141
Germany
Really impressed with the quality of work. Communication was clear, responses were super fast, and the freelancer understood all requirements perfectly. The...
bradcain469
United States
Great experience working together! The app was delivered on time, communication was clear, and the quality exceeded my expectations. Would definitely work with this seller again.
richconway2014
Australia
Professional, responsive, quality delivery and before deadline he delivered, good communication, met expectations. Highly recommend this mobile app expert developer.
joshua_magnus4
Norway
Very satisfied with the quality of work. Harinder was responsive, knowledgeable, and delivered exactly as I was looking for my mobile app. Highly recommended...
About this gig
Custom Mobile App Development | Flutter, React Native, iOS & Android
Got an app idea? I turn it into a fast, scalable, production-ready mobile app built right the first time.
I'm a full stack mobile developer helping startups, entrepreneurs, and businesses launch apps that actually work: clean UI, solid backend, and code that won't fall apart when you scale.
What I can build for you:
Flutter & React Native apps (iOS + Android from one codebase)
AI-powered mobile apps & chatbots (OpenAI, Claude, Gemini, LangChain)
SaaS MVPs go from idea to investor-ready demo fast
Marketplace, booking, fintech & on-demand apps
Admin panels & dashboards
Full backend setup (Firebase, Supabase, Node.js, PostgreSQL, MongoDB)
REST API & third-party integrations (payments, maps, auth, etc.)
App maintenance, bug fixes & performance optimization
Why work with me:
Real production apps, not templates scalable and secure from day one
Clear communication, realistic timelines, no surprises
I write clean, documented code so your app is easy to maintain
Comfortable working solo or plugging into an existing dev team
Tech stack: Flutter, React Native, Next.js, Node.js, Firebase, Supabase, PostgreSQL
Get to know Harinder Singh
Harinder Singh
Full stack developer, Mobile app Development, AI Developer
- FromIndia
- Member sinceFeb 2026
- Avg. response time1 hour
- Last delivery3 weeks
Languages
Hindi, English
Hi, I’m Harinder an AI Mobile App Developer specializing in building intelligent, scalable, and high-performance mobile applications powered by Artificial Intelligence and Machine Learning.
With strong expertise in mobile app development, AI app development, Generative AI, ChatGPT integration, cross platform app development, NLP, and custom mobile app development, I help startups and businesses turn ideas into powerful mobile solutions and custom dashboards
Tech Stack - Next js, React js, Node, Laravel, flutter developer, javascript, react native, swift, kotlin, LLM integration, chatbot etc
FAQ
What type of mobile apps can you develop
I can develop ios, android and cross-platform mobile apps using flutter. Whether you need an ecommerce app, booking system, social media app, or a custom business solution, I can bring your idea to life
Will you also design the UI/UX?
Yes! I ensure smooth, modern and user friendly ui/ux designs. If you already have a design, I can integrate it. If not, I can create one for you.
What mobile app development services do you offer?
I offer custom mobile app development for iOS, Android, Flutter, and React Native. Services include UI/UX design, backend development, API integration, Firebase setup, bug fixing, app optimization, and app deployment.
Do you develop cross-platform mobile apps?
Absolutely. I specialize in cross-platform app development using Flutter and React Native, allowing your app to work smoothly on both Android and iOS with a single codebase.
Will you help publish the app on App Store and Google Play?
Yes, I provide complete App Store and Google Play submission support to help launch your app successfully.
Do you provide backend development as well
Absolutely !! I offer firebase and node.js backend integration, including databases, authentication, API's, push notifications and more
Do you offer AI or advanced features?
Yes, I can integrate AI features like chatbots, OCR(text recognition), recommendation systems and other smart functionalities in your app
Convert my website to mobile app ?
Yes I will convert your website to mobile app and vice versa
What technologies do you use for mobile app development?
I use React Native, Flutter, Node.js, Firebase, Next.js, and modern backend technologies to build high-performance Android and iOS applications.
Reviews
5 reviews for this Gig
| (5) | ||
| (0) | ||
| (0) | ||
| (0) | ||
| (0) |
Rating Breakdown
- Seller communication level
- Quality of delivery
- Value of delivery
Sort By
Most relevant
R raqueltomas141
Germany
Really impressed with the quality of work. Communication was clear, responses were super fast, and the freelancer understood all requirements perfectly. The mobile app updates were implemented smoothly with great attention to detail. Highly recommended for mobile app development, bug fixes, and real-time feature implementation. Will work again!
Up to $50
Price
5 days
Duration
Helpful?B bradcain469
United States
Great experience working together! The app was delivered on time, communication was clear, and the quality exceeded my expectations. Would definitely work with this seller again.
Up to $50
Price
6 days
Duration
Helpful?R richconway2014
Australia
Professional, responsive, quality delivery and before deadline he delivered, good communication, met expectations. Highly recommend this mobile app expert developer.
Up to $50
Price
1 day
Duration
Helpful?J joshua_magnus4
Norway
Very satisfied with the quality of work. Harinder was responsive, knowledgeable, and delivered exactly as I was looking for my mobile app. Highly recommended and looking forward to future collaborations for long term.
Up to $50
Price
5 days
Duration
Helpful?A andrewsantia695
United States
Reliable freelancer for mobile app development and API integration. Highly Recommend!
Up to $50
Price
2 days
Duration
Helpful?
Reviews
5 reviews for this Gig
| (5) | ||
| (0) | ||
| (0) | ||
| (0) | ||
| (0) |
Rating Breakdown
- Seller communication level
- Quality of delivery
- Value of delivery
Sort By
Most relevant
R raqueltomas141
Germany
Really impressed with the quality of work. Communication was clear, responses were super fast, and the freelancer understood all requirements perfectly. The mobile app updates were implemented smoothly with great attention to detail. Highly recommended for mobile app development, bug fixes, and real-time feature implementation. Will work again!
Up to $50
Price
5 days
Duration
Helpful?B bradcain469
United States
Great experience working together! The app was delivered on time, communication was clear, and the quality exceeded my expectations. Would definitely work with this seller again.
Up to $50
Price
6 days
Duration
Helpful?R richconway2014
Australia
Professional, responsive, quality delivery and before deadline he delivered, good communication, met expectations. Highly recommend this mobile app expert developer.
Up to $50
Price
1 day
Duration
Helpful?J joshua_magnus4
Norway
Very satisfied with the quality of work. Harinder was responsive, knowledgeable, and delivered exactly as I was looking for my mobile app. Highly recommended and looking forward to future collaborations for long term.
Up to $50
Price
5 days
Duration
Helpful?A andrewsantia695
United States
Reliable freelancer for mobile app development and API integration. Highly Recommend!
Up to $50
Price
2 days
Duration
Helpful?
