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I will be mobile app game developer fultter ract native ai app ios app android app
Marian U
Level 2
5.0
5.0
About this gig
As a seasoned Android and iOS developer with over 6 years of proven experience, I specialize in crafting high-quality mobile applications that deliver impactful digital experiences.
I am an expert App developer, and I can develop Android apps, iOS apps using Flutter or React Native framework. Flutter is a hybrid technology that helps with app development.
I can provide the following features in your App:
- Custom App Development
- Social Media mobile app
- Shopping App
- E-commerce & Delivery
- Transportation & Mobility
- Entertainment & Streaming
- Food/Grocery App
- QR Scan App development
- Health & Fitness App
- AI-Powered Navigation on Google Maps
- Business Tools Using Generative AI
- Custom AI Chatbot app
- Booking or an event booking app
- Digital & Online Platforms
- Professional & Communication Tools
- Financial Services
- AI & Software Services
- Education & Learning Platforms
Technology:
- Professional cross-platform (Android and iOS)
- ReactJs/ NextJs / Nodejs / ExpressJs
- Flutter
- Google Firebase / Mongodb / postgresql
- Hybrid apps
- Android app developer
- iOS apps
My apps are designed to lead, not follow, difficult to rival and even harder to ignore. Let's create something extraordinary togethe
Get to know Marian U
Marian U
Level 2
- FromUkraine
- Member sinceMar 2025
- Avg. response time5 hours
- Last delivery1 month
Languages
English, Ukrainian
I am a highly skilled Fullstack & Blockchain Engineer with deep expertise in Rust, Solidity, Move, and Zero-Knowledge Proofs (ZKPs). With extensive experience in DeFi protocol development, smart contract security, and blockchain architecture, I have successfully built and deployed innovative decentralized applications (dApps) across multiple blockchain networks.
My Portfolio
FAQ
What type of mobile app development do you offer?
I provide mobile app development for both Android and iOS platforms, specializing in Flutter for fast, responsive, and cross-platform apps.
Can you develop both Android and iOS apps with one codebase?
Yes! Using Flutter, I can create a single codebase that works seamlessly on both Android and iOS, saving you time and costs.
How long will it take to develop my app?
The development timeline depends on the complexity of the app. I'll provide you with a personalized estimate based on your requirements after discussing the project.
Can you help with app design?
Yes, I offer design services including UI/UX design to ensure your app looks great and provides an excellent user experience.
Do you provide ongoing support after the app is launched?
Absolutely, I offer post-launch support to address any issues or updates that may arise after the app is live on the app stores.
Do you build AI chatbots for mobile apps?
Absolutely. I can integrate AI chatbots into your mobile app to automate customer support, answer queries, and enhance user engagement.
Reviews
26 reviews for this Gig
| (26) | ||
| (0) | ||
| (0) | ||
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Rating Breakdown
- Seller communication level
- Quality of delivery
- Value of delivery
Sort By
Most relevant
O 
o_mack
Canada
Comprehensive
3 days
Duration
M 
Seller's Response
Helpful?V valleriwas
Netherlands
Very professional developer. Highly recommended.
2 days
Duration
M Seller's Response
Helpful?S skot09
Repeat Client
United Kingdom
Very professional and talented developer. He helped me build a full DApp with backend, frontend, and smart contract. Everything works flawlessly and the code quality is exceptional. I will definitely work with him again.
5 days
Duration
Helpful?S stefan_gross17
Ireland
Beyond expected. He has very professional knowledge about what he is doing. Very fast communication. I recommend him strongly. Thank you.
4 days
Duration
Helpful?S skot09
Repeat Client
United Kingdom
It was a pleasure working with this professional and kind developer. He has deep knowledge of blockchain technology and smart contracts, and always delivers high quality work on time. I highly recommend him to anyone looking for a reliable, skilled, and respectful blockchain expert.
3 days
Duration
M Seller's Response
Helpful?
Reviews
26 reviews for this Gig
| (26) | ||
| (0) | ||
| (0) | ||
| (0) | ||
| (0) |
Rating Breakdown
- Seller communication level
- Quality of delivery
- Value of delivery
Sort By
Most relevant
O o_mack
Canada
Comprehensive
3 days
Duration
M Seller's Response
Helpful?V valleriwas
Netherlands
Very professional developer. Highly recommended.
2 days
Duration
M Seller's Response
Helpful?S skot09
Repeat Client
United Kingdom
Very professional and talented developer. He helped me build a full DApp with backend, frontend, and smart contract. Everything works flawlessly and the code quality is exceptional. I will definitely work with him again.
5 days
Duration
Helpful?S stefan_gross17
Ireland
Beyond expected. He has very professional knowledge about what he is doing. Very fast communication. I recommend him strongly. Thank you.
4 days
Duration
Helpful?S skot09
Repeat Client
United Kingdom
It was a pleasure working with this professional and kind developer. He has deep knowledge of blockchain technology and smart contracts, and always delivers high quality work on time. I highly recommend him to anyone looking for a reliable, skilled, and respectful blockchain expert.
3 days
Duration
M Seller's Response
Helpful?
