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Kazi Shakib
@kazi_sakib_56
Level 1
IoT and Embedded Systems Engineer ESP32 MQTT Flutter AWS BLE
Bangladesch
Englisch
Über mich
I am a professional Mobile Apps Developer, IOT expert and Software Engineer with 4+ years of experience building production-ready smart device solutions and mobile applications.
I specialize in designing complete IoT ecosystems including:
• ESP32 / Arduino firmware development (C/C++)
• MQTT-based real-time device communication
• BLE (Bluetooth GATT) provisioning and control
• Secure OTA firmware update implementation
• FreeRTOS task management & performance optimization
• AWS / Firebase cloud integration
• Flutter mobile apps (Android & iOS)
• Web dashboards & backend integration
Kompetenzen
Kazi Shakib
20 $/Stunde
offline •
Durchschnittliche Antwortzeit: 1 Stunde
Meine Dienstleistungen
Plattformübergreifende Entwicklung
I will develop iot app using ble flutter, esp32, firebase, mqtt
Plattformübergreifende Entwicklung
I will develop android and ios mobile apps using flutter
Möchtest du auf Stundenbasis arbeiten?
Erzähle Kazi Shakib, was du brauchst.
20 $
/
StundePortfolio
Arbeitserfahrung
Software Engineer – IoT & Mobile Systems
Hasans IT Solution • Vollzeit
Jul 2023 - Dec 2025 • 2 yrs 5 mos
• Developed ESP32-based IoT firmware with MQTT and cloud integration • Implemented BLE provisioning systems for device onboarding • Designed Flutter mobile apps for smart device control • Integrated AWS, Firebase, and VPS-hosted backends • Built production-ready home automation and monitoring systems • Optimized FreeRTOS task handling for stability and performance
23 Bewertungen
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Zusammensetzung der Bewertung
- Kommunikation
- Qualität der Lieferung
- Preis-Leistungs-Verhältnis der Lieferung
1–5 von 23 Bewertungen
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vishaldesae1981
Indien
Kazi delivered an excellent working prototype of the app and completed the coding professionally. Communication was clear and timely throughout, and he was very responsive to updates and questions. The work was well-structured, delivered as agreed, and he showed strong technical skills and attention...
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mahasolaiman
Wiederkehrender Kunde
Saudi-Arabien
He was highly professional, detail-oriented, and exceeded expectations throughout the project. Communication was always quick and clear, and the work was delivered with excellent quality and attention to detail. The project was bug-free, well-documented, and showed strong technical expertise and cooperation.
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jerome_gg
Wiederkehrender Kunde
China
Very good work done by Kazi, I really appreciated his communication and clarifying together the specification and deliverable to establish a good cost for the project and make sure we are aligned before starting. Very professional. Kazi sent some regular updates during the project. Definitely recommend!
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mahasolaiman
Wiederkehrender Kunde
Saudi-Arabien
Excellent work and a very smooth experience overall. The freelancer demonstrated strong technical skills, clear understanding of the requirements, and great attention to detail. Communication was professional and timely throughout the project.
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mahasolaiman
Wiederkehrender Kunde
Saudi-Arabien
Thank you for your great effort and professionalism. I truly appreciate your work and support. It was a pleasure working with you.
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