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English
$
USD
I will develop iot app using ble flutter, esp32, firebase, mqtt
Umar
Level 1
4.9
4.9
About this gig
Need a Flutter app that communicates with BLE devices, IoT sensors, wearables, or smart hardware? You're in the right place.
I'm a Flutter Team Lead with 5+ years of experience and 15+ published apps. I specialize in BLE communication and IoT mobile solutionsan area where many Flutter developers lack real production experience.
WHAT I BUILD
BLE apps scan, connect, read/write, notifications, and device management
IoT dashboards real-time sensor monitoring, charts, and alerts
Wearable companion apps fitness trackers, health devices, smart bands
Hardware control panels manage and control devices from mobile apps
Cloud-connected systems Firebase, Firestore, MQTT, push notifications
Cross-platform apps one codebase for Android and iOS
WHY WORK WITH ME
I've shipped real hardware-connected apps to both the App Store and Play Store. I understand packet parsing, connection stability, background scanning limitations, firmware communication, and production-grade BLE architecturenot just demo projects.
TECH STACK
Flutter & Dart flutter_blue_plus Firebase MQTT REST APIs
Provider Riverpod BLoC Clean Architecture
PACKAGE INCLUDES
Clean, well-structured source code
Responsive UI/UX
BLE & IoT integ
Get to know Umar
Umar
Senior Mobile App Developer
Level 1
- FromPakistan
- Member sinceJun 2023
- Avg. response time1 hour
- Last delivery4 weeks
Languages
Urdu, English
Flutter Team Lead with 5+ years of experience building 15+ published apps, including IoT systems, BLE-connected hardware, and SaaS mobile products for Android & iOS. I handle projects from architecture to App Store delivery.
✓ Clean, scalable Flutter code
✓ BLE & IoT integrations
✓ Firebase, Maps, payments, social login
✓ App Store & Play Store publishing
✓ Clear communication and regular updates
I've launched apps from idea to production. Need proven Flutter expertise? Let's talk.
My Portfolio
Reviews
26 reviews for this Gig
| (23) | ||
| (3) | ||
| (0) | ||
| (0) | ||
| (0) |
Rating Breakdown
- Seller communication level
- Quality of delivery
- Value of delivery
Sort By
Most relevant
T 
timomichiels903
Repeat Client
Netherlands
Umar did a great job once again! He updated my app with a new function quickly and professionally. He’s reliable, easy to work with, and always delivers quality work. Definitely my go-to person for app help. I’ll definitely be back for more work in the future!
$50-$100
Price
3 days
Duration
U 
Seller's Response
Helpful?T timomichiels903
Repeat Client
Netherlands
Umar did a great job once again! Will definitely be back for new work. Always a pleasure to work together!
$50-$100
Price
1 day
Duration
U Seller's Response
Helpful?V vijayalmeida
Repeat Client
United States
Good development on the BLE App.
$200-$400
Price
2 weeks
Duration
Helpful?V vijayalmeida
Repeat Client
United States
We wanted a collaborative team member and Umar filled the gap. He understood our requirements accurately and delivered the project as per our expectations. Will be working with him on more projects.
$200-$400
Price
2 weeks
Duration
Helpful?T timomichiels903
Repeat Client
Netherlands
Umar did an excellent job implementing the requested changes to the ESP32 code. His communication was clear and professional throughout the process, and the delivery was impressively fast. I’m very satisfied with the results and would gladly work with him again.
Up to $50
Price
3 days
Duration
U Seller's Response
Helpful?
Reviews
26 reviews for this Gig
| (23) | ||
| (3) | ||
| (0) | ||
| (0) | ||
| (0) |
Rating Breakdown
- Seller communication level
- Quality of delivery
- Value of delivery
Sort By
Most relevant
T timomichiels903
Repeat Client
Netherlands
Umar did a great job once again! He updated my app with a new function quickly and professionally. He’s reliable, easy to work with, and always delivers quality work. Definitely my go-to person for app help. I’ll definitely be back for more work in the future!
$50-$100
Price
3 days
Duration
U Seller's Response
Helpful?T timomichiels903
Repeat Client
Netherlands
Umar did a great job once again! Will definitely be back for new work. Always a pleasure to work together!
$50-$100
Price
1 day
Duration
U Seller's Response
Helpful?V vijayalmeida
Repeat Client
United States
Good development on the BLE App.
$200-$400
Price
2 weeks
Duration
Helpful?V vijayalmeida
Repeat Client
United States
We wanted a collaborative team member and Umar filled the gap. He understood our requirements accurately and delivered the project as per our expectations. Will be working with him on more projects.
$200-$400
Price
2 weeks
Duration
Helpful?T timomichiels903
Repeat Client
Netherlands
Umar did an excellent job implementing the requested changes to the ESP32 code. His communication was clear and professional throughout the process, and the delivery was impressively fast. I’m very satisfied with the results and would gladly work with him again.
Up to $50
Price
3 days
Duration
U Seller's Response
Helpful?
