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I will build mobile app for both android and IOS with flutter
Celestine Obi
Level 2
4,7
4,7
Über diesen Service
Looking for a skilled Flutter mobile app developer to build a high-quality Android and iOS app? I specialise in Flutter app development, creating fast, scalable, and modern cross-platform mobile applications using a single codebase.
I develop Android & iOS apps with Flutter that are cost-effective, visually appealing, and optimised for performance. Whether you need a startup MVP, business app, or custom mobile solution, I deliver clean code, smooth UI/UX, and reliable functionality.
Flutter App Development Services:
- Android & iOS app development with Flutter
- Cross-platform mobile apps
- Custom UI/UX design
- Firebase integration (Auth, Firestore, Notifications)
- REST API & backend integration
- Bug fixing & performance optimization
- App Store & Play Store deployment support
Why Choose Me?
- Experienced Flutter & mobile app developer
- Clean, maintainable, and scalable code
- Fast delivery & clear communication
- Client-focused development approach
Your app will be responsive, secure, and production-ready, built using Flutter best practices.
Message me before ordering to discuss your app idea. Lets build your Android & iOS Flutter app today
Lerne Celestine Obi kennen
Celestine Obi
Tech Lead : Senior Software Engineer : Backend, Frontend And Mobile
Level 2
- AusNigeria
- Mitglied seitJan. 2019
- ⌀ Antwortzeit1 Stunde
- Letzte Lieferung1 Monat
Sprachen
Englisch
A recognised Senior Software Engineer and Innovator with over 9 years of experience developing and maintaining high-quality software solutions. I have a strong background in Python, Dart, PHP, Java, Kotlin, Swift, JavaScript, TypeScript, and SQL programming, with expertise in frameworks such as Flutter, Flask, Django, React Native, ReactJS, and Laravel. My commitment to continuous learning enables me to stay current with the latest technologies and best practices, enhancing the quality of my work.
Mein Portfolio
FAQ
What information do you need from me before starting?
I’ll need a detailed project brief, design preferences, target platforms (iOS, Android, or both), any existing designs or wireframes, and API or backend details if applicable.
Will the app work on both Android and iOS?
Yes, Flutter allows me to build a single codebase that works smoothly on both Android and iOS devices, saving time and cost.
How do you handle app design and UI/UX?
I can work with your existing designs or help create user-friendly UI/UX based on your requirements. I follow Flutter best practices to ensure a smooth and attractive user experience.
How will you communicate project progress and updates?
I provide regular updates via Upwork messages or video calls as preferred. You’ll get timely demos and milestones to review the app’s progress.
Bewertungen
47 Bewertungen für diesen Service
| (44) | ||
| (3) | ||
| (0) | ||
| (0) | ||
| (0) |
Zusammensetzung der Bewertung
- Kommunikation
- Qualität der Lieferung
- Preis-Leistungs-Verhältnis der Lieferung
Sortieren nach:
Am relevantesten
J 
jahntebates
Vereinigte Staaten
Amazing developer attention to detail and ready and willing to assist with any revision highly recommended.
200 $-400 $
Preis
2 Wochen
Dauer
Hilfreich?S shawnlynas
Kanada
He did what I had given him it was my fault
100 $-200 $
Preis
2 Tagen
Dauer
T 
Antwort des Freelancers
Hilfreich?O 
onbipclassified
Slowenien
Obi is an excellent developer with great attention to detail, strong code expertise, and fast delivery. He truly understands complex systems and delivers high-quality results every time. Highly recommended!
800 $-1.000 $
Preis
7 Wochen
Dauer
Hilfreich?H 
hosnihamdi
Vereinigte Arabische Emirate
Thanks Celestine for being always exceptional and above expectations
Bis zu 50 $
Preis
4 Tagen
Dauer
Hilfreich?H henrydunk
Vereinigte Staaten
Celestine is a professional expert and was outstanding about this task. He delivered right on time with clean code and even recommended some optimizaton I didn’t think of. Communication was spot on, the time I worked with him I got to learn more about what he does and he’s experience. Highly recommend as I am plan on working with him again.
50 $-100 $
Preis
9 Tagen
Dauer
Hilfreich?
Bewertungen
47 Bewertungen für diesen Service
| (44) | ||
| (3) | ||
| (0) | ||
| (0) | ||
| (0) |
Zusammensetzung der Bewertung
- Kommunikation
- Qualität der Lieferung
- Preis-Leistungs-Verhältnis der Lieferung
Sortieren nach:
Am relevantesten
J jahntebates
Vereinigte Staaten
Amazing developer attention to detail and ready and willing to assist with any revision highly recommended.
200 $-400 $
Preis
2 Wochen
Dauer
Hilfreich?S shawnlynas
Kanada
He did what I had given him it was my fault
100 $-200 $
Preis
2 Tagen
Dauer
T Antwort des Freelancers
Hilfreich?O onbipclassified
Slowenien
Obi is an excellent developer with great attention to detail, strong code expertise, and fast delivery. He truly understands complex systems and delivers high-quality results every time. Highly recommended!
800 $-1.000 $
Preis
7 Wochen
Dauer
Hilfreich?H hosnihamdi
Vereinigte Arabische Emirate
Thanks Celestine for being always exceptional and above expectations
Bis zu 50 $
Preis
4 Tagen
Dauer
Hilfreich?H henrydunk
Vereinigte Staaten
Celestine is a professional expert and was outstanding about this task. He delivered right on time with clean code and even recommended some optimizaton I didn’t think of. Communication was spot on, the time I worked with him I got to learn more about what he does and he’s experience. Highly recommend as I am plan on working with him again.
50 $-100 $
Preis
9 Tagen
Dauer
Hilfreich?
