I will develop flutter ble iot app with esp32, firebase, and mqtt

U
umar_dev9
U
umar_dev9
Umar

Level 2

4.9
4.9

Gig Summary

About this gig

Need a Flutter app for BLE devices, IoT sensors, ESP32, or smart 

hardware? You're in the right place.


I'm a Flutter Team Lead with 5+ years experience and 15+ published 

apps specialising in BLE, IoT & ESP32 mobile solutions.


WHAT I BUILD

BLE apps scan, connect, read/write, notifications

IoT dashboards real-time sensor monitoring & alerts

ESP32 & Arduino integration firmware communication via BLE/MQTT

Wearable companion apps fitness trackers, smart bands

Hardware control panels manage & control devices from mobile

OTA updates over-the-air firmware updates from mobile

Cloud-connected systems Firebase, MQTT, Firestore

Cross-platform Android and iOS


⭐ WHY ME

I've shipped real hardware-connected apps to App Store and Play Store.

I understand packet parsing, connection stability, background scanning,

and production-grade BLE/IoT architecture not demo projects.


️ TECH STACK

Flutter | Dart | flutter_blue_plus | ESP32 | Firebase

MQTT | BLoC | Clean Architecture


EVERY ORDER INCLUDES

Clean well-structured source code

Full BLE & IoT integration

Responsive UI for Android & iOS

Post-delivery support


Message me before ordering with your device type and requirements.

Get to know Umar

Umar

Senior Mobile App Developer

4.9(30)

Level 2

  • FromPakistan
  • Member sinceJun 2023
  • Avg. response time2 hours
  • Last deliveryabout 4 hours
  • Languages

    Urdu, English
Senior Software Engineer & Automation Specialist with 5+ years building production-grade software, mobile apps, and SaaS platforms. Delivered 15+ published apps specializing in Flutter, n8n automation, AI agents, API integrations, and scalable business solutions. ✓ Clean, scalable Flutter code ✓ BLE & IoT integrations ✓ Firebase, Maps, payments & social login ✓ App Store & Play Store publishing ✓ AI-powered automation & workflow design Proven track record taking products from idea to launch — helping businesses save time, cut manual work, and boost productivity. Let's build something great!

My Portfolio

Reviews

29 reviews for this Gig
4.9

(25)
(4)
(0)
(0)
(0)
Rating Breakdown
  • Seller communication level
    4.9
  • Quality of delivery
    4.9
  • Value of delivery
    4.9
Sort By
Most relevant
  • P

    puttawaygolf

    GB

    United Kingdom

    5

    Incredible work at a very affordable price point! I will work with this developer in future projects due to professionalism, speed of work, quality and low price. Thanks again Umar.

    $200-$400

    Price

    6 days

    Duration

    Helpful?
    Yes
    No
  • J
    image-docs

    jaymontana867

    US

    United States

    Ongoing collaboration
    4

    excellent work

    $100-$200

    Price

    7 days

    Duration

    Helpful?
    Yes
    No
  • A

    allsightmedia

    US

    United States

    Ongoing collaboration
    5

    great job so far on my project

    $600-$800

    Price

    3 weeks

    Duration

    Helpful?
    Yes
    No
  • T
    image-docs

    timomichiels903

    NL

    Netherlands

    Ongoing collaboration
    5

    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!

    $100-$200

    Price

    3 days

    Duration

    Helpful?
    Yes
    No
  • V

    vijayalmeida

    US

    United States

    Ongoing collaboration
    4

    Good development on the BLE App.

    $200-$400

    Price

    2 weeks

    Duration

    Helpful?
    Yes
    No
Reviews

29 reviews for this Gig
4.9

(25)
(4)
(0)
(0)
(0)
Rating Breakdown
  • Seller communication level
    4.9
  • Quality of delivery
    4.9
  • Value of delivery
    4.9
Sort By
Most relevant
  • P

    puttawaygolf

    GB

    United Kingdom

    5

    Incredible work at a very affordable price point! I will work with this developer in future projects due to professionalism, speed of work, quality and low price. Thanks again Umar.

    $200-$400

    Price

    6 days

    Duration

    Helpful?
    Yes
    No
  • J
    image-docs

    jaymontana867

    US

    United States

    Ongoing collaboration
    4

    excellent work

    $100-$200

    Price

    7 days

    Duration

    Helpful?
    Yes
    No
  • A

    allsightmedia

    US

    United States

    Ongoing collaboration
    5

    great job so far on my project

    $600-$800

    Price

    3 weeks

    Duration

    Helpful?
    Yes
    No
  • T
    image-docs

    timomichiels903

    NL

    Netherlands

    Ongoing collaboration
    5

    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!

    $100-$200

    Price

    3 days

    Duration

    Helpful?
    Yes
    No
  • V

    vijayalmeida

    US

    United States

    Ongoing collaboration
    4

    Good development on the BLE App.

    $200-$400

    Price

    2 weeks

    Duration

    Helpful?
    Yes
    No