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I will do mobile app development, ios app, android developer, flutter app development
Zion Kabir
Level 1
5.0
5.0
What people loved about this freelancer
forestlangford
United States
Very pleased with how everything was handled. The seller clearly understood my vision and translated it into a clean and soothing app design. We would definitely work together again.
alfred_pennyy
United States
The experience was very well handled from start to finish. The seller stayed consistent, communicated clearly, and made the whole process feel easy and well-managed.
dwayneejohn
United States
Worked very well. I am happy with the project. He was responsive, easy to communicate with, and followed the project requirements well.
yvainelock_wood
United States
Thanks for a great experience. The onboarding screen came out better than I imagined. Clean illustration, minimal layout, and the Get Started button placement...
wi_ll_am
United States
From beginning to end, this collaboration was really beneficial. For my Diet Planner mobile application, he created a sleek, contemporary splash screen user...
About this gig
Build a premium Mobile App for iOS and Android using Flutter.
Are you looking for a trusted Mobile app expert to craft a world-class mobile experience? You're in the right place.
As a senior Flutter developer with 4+ years of experience, I specialize in high-performance, precision-focused iOS and Android applications built for design excellence.
Whether you need a custom mobile app or a website-to-app transformation, I'm here to get you covered with elegant, scalable, and ready-to-launch solutions.
Services I offer:
- Android & iOS Mobile App Development
- Flutter / Cross-Platform Mobile App Development
- Custom UI/UX Design
- Web-Based Admin Panel
Why Choose Me:
- Clean, scalable & secure architecture
- Elegant, brand-aligned UI/UX Design
- On-time delivery & transparent communication
- 30 days of premium post-launch support
Ready to start? Just click the 'Contact Me' button, and let's transform your idea into an elegant flagship mobile experience.
Get to know Zion Kabir
Zion Kabir
Mobile App Development, Flutter, iOS and Android App
Level 1
- FromBangladesh
- Member sinceAug 2025
- Avg. response time8 hours
- Last deliveryabout 19 hours
Languages
Bengali, English
Hi, I’m Zion Kabir, a senior mobile app developer associated with a software agency in Bangladesh. I help startups and growing businesses build, optimize, and scale mobile apps that users love and drive revenue.
I have 5+ years of experience in project management of mobile app development, and I specialize in cross-platform mobile app development using Flutter and React Native to develop iOS and Android mobile apps.
Ready to transform your idea into a cutting-edge mobile app? Let's talk more in the inbox.
Regards,
Zion Kabir
FAQ
What types of mobile apps do you build?
I can build many types of mobile apps, including Android and iOS apps for business, entertainment, education, and other industries.
Will I receive the source code?
Yes, you will receive the complete source code upon project completion.
Do you redesign the existing app also?
Yes! I redesign the existing app as well.
Can you convert my website to a mobile app?
Yes, I can convert your website into a fully functional mobile app, ensuring seamless performance across iOS and Android platforms.
What technologies do you use for app development?
I primarily use Flutter and Dart for mobile app development, with Firebase, MongoDB, Node.js, and Express.js for backend development. I also work with RESTful APIs for smooth integration.
Reviews
10 reviews for this Gig
| (10) | ||
| (0) | ||
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| (0) |
Rating Breakdown
- Seller communication level
- Quality of delivery
- Value of delivery
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Most relevant
F forestlangford
United States
Very pleased with how everything was handled. The seller clearly understood my vision and translated it into a clean and soothing app design. We would definitely work together again.
$100-$200
Price
4 days
Duration
W 
Seller's Response
Helpful?A alfred_pennyy
United States
The experience was very well handled from start to finish. The seller stayed consistent, communicated clearly, and made the whole process feel easy and well-managed.
$100-$200
Price
3 days
Duration
W Seller's Response
Helpful?D dwayneejohn
United States
Worked very well. I am happy with the project. He was responsive, easy to communicate with, and followed the project requirements well.
Up to $50
Price
3 days
Duration
W Seller's Response
Helpful?Y yvainelock_wood
United States
Thanks for a great experience. The onboarding screen came out better than I imagined. Clean illustration, minimal layout, and the Get Started button placement feels natural. The seller clearly understands good mobile UI. Worth every penny.
Up to $50
Price
2 days
Duration
W Seller's Response
Helpful?W wi_ll_am
United States
From beginning to end, this collaboration was really beneficial. For my Diet Planner mobile application, he created a sleek, contemporary splash screen user interface that is polished, businesslike, and incredibly easy to use. The overall design is aesthetically pleasing, consistent, and precisely in...
Up to $50
Price
3 days
Duration
W Seller's Response
Helpful?
Reviews
10 reviews for this Gig
| (10) | ||
| (0) | ||
| (0) | ||
| (0) | ||
| (0) |
Rating Breakdown
- Seller communication level
- Quality of delivery
- Value of delivery
Sort By
Most relevant
F forestlangford
United States
Very pleased with how everything was handled. The seller clearly understood my vision and translated it into a clean and soothing app design. We would definitely work together again.
$100-$200
Price
4 days
Duration
W Seller's Response
Helpful?A alfred_pennyy
United States
The experience was very well handled from start to finish. The seller stayed consistent, communicated clearly, and made the whole process feel easy and well-managed.
$100-$200
Price
3 days
Duration
W Seller's Response
Helpful?D dwayneejohn
United States
Worked very well. I am happy with the project. He was responsive, easy to communicate with, and followed the project requirements well.
Up to $50
Price
3 days
Duration
W Seller's Response
Helpful?Y yvainelock_wood
United States
Thanks for a great experience. The onboarding screen came out better than I imagined. Clean illustration, minimal layout, and the Get Started button placement feels natural. The seller clearly understands good mobile UI. Worth every penny.
Up to $50
Price
2 days
Duration
W Seller's Response
Helpful?W wi_ll_am
United States
From beginning to end, this collaboration was really beneficial. For my Diet Planner mobile application, he created a sleek, contemporary splash screen user interface that is polished, businesslike, and incredibly easy to use. The overall design is aesthetically pleasing, consistent, and precisely in...
Up to $50
Price
3 days
Duration
W Seller's Response
Helpful?
