u
umar_dev9

Umar

@umar_dev9
4.9(26)

Level 1

Senior Mobile App Developer

Pakistan
English, Urdu
About me
I'm a seasoned Flutter developer specializing in custom mobile apps that are responsive, user-friendly, and built to your specifications. My Expertise: Custom Flutter app development Firebase integration & backend solutions Google Maps & location services Social media API integration Payment gateways & push notifications Clean UI/UX implementation Why Work With Me: ✓ 5+ years of Flutter development ✓ High-quality, maintainable code ✓ Fast delivery with ongoing support ✓ Clear communication Let's transform your idea into a professional mobile app. Contact me to discuss your project!... Read more

Skills

u
umar_dev9
Umar
Offline • 
Average response time: 1 hour

See my services

Cross-Platform Development
I will develop iot app using ble flutter, esp32, firebase, mqtt
4.9(26)

Portfolio

Work experience

Flutter Developer & Team Lead

Freelance / Fiverr • Full-time

Jan 2024 - Present2 yrs 4 mos

Worked as a Flutter Developer and Team Lead with 4+ years of experience building scalable, high-performance mobile applications for Android and iOS. Led end-to-end mobile app development including requirement analysis, architecture design, task distribution, code reviews, and mentoring developers to ensure timely and high-quality delivery. Developed and integrated Flutter applications with IoT devices, particularly ESP32, enabling real-time data communication, device control, and monitoring using REST APIs, Bluetooth, and Wi-Fi. Collaborated with clients to understand business needs, delivered clean and maintainable code, and ensured smooth deployment and post-launch support.

26 Reviews
4.9

(23)
(3)
(0)
(0)
(0)
Rating Breakdown
  • Seller communication level
    4.9
  • Quality of delivery
    4.9
  • Value of delivery
    4.9
1-5 out of 26 Reviews
Sort By
Most relevant
    T
    image-docs

    timomichiels903

    Repeat Client

    NL

    Netherlands

    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!

    $50-$100

    Price

    3 days

    Duration

    gig

    Cross-Platform Development

    Helpful?
    Yes
    No
    T
    image-docs

    timomichiels903

    Repeat Client

    NL

    Netherlands

    5

    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

    gig

    Cross-Platform Development

    Helpful?
    Yes
    No
    V

    vijayalmeida

    Repeat Client

    US

    United States

    4

    Good development on the BLE App.

    $200-$400

    Price

    2 weeks

    Duration

    gig

    Cross-Platform Development

    Helpful?
    Yes
    No
    V

    vijayalmeida

    Repeat Client

    US

    United States

    5

    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

    gig

    Cross-Platform Development

    Helpful?
    Yes
    No
    T
    image-docs

    timomichiels903

    Repeat Client

    NL

    Netherlands

    5

    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

    gig

    Cross-Platform Development

    Helpful?
    Yes
    No