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joseph_johnv

Joseph John

@joseph_johnv

Embedded Systems Engineer ESP32 Arduino STM32 IoT Firmware PCB Automotive ECU

United Kingdom
English
About me
I develop embedded systems and IoT devices using ESP32, Arduino, STM32, and MSP432 covering firmware programming, microcontroller integration, and wireless connectivity. My work extends into custom multilayer PCB design with Fritzing and KiCad for Arduino and ESP32 IoT boards. I also repair and reverse engineer automotive ECU PCBs, handling micro soldering and embedded firmware recovery on damaged or legacy hardware.... Read more

Skills

j
joseph_johnv
Joseph John
Offline • 
Average response time: 23 hours

See my services

Embedded Systems & IoT
I will do embedded systems development, iot design, programming for esp32 arduino stm32
From$80 / projectMore details
Embedded Systems & IoT
I will iot device programming and microcontroller firmware for eduino stm32 msp32 arcu
From$30 / projectMore details

Work experience

Self_Employed

Embedded Systems and IoT Engineer

Self Employed • Freelance

Feb 2021 - Present • 5 yrs 3 mos

Developing embedded firmware and IoT solutions using ESP32, Arduino, STM32, and MSP432 covering sensor integration, wireless connectivity, and real-time control systems. Designing custom multilayer PCBs with Fritzing and KiCad for Arduino and ESP32 based IoT boards. Repairing and reverse engineering automotive ECU PCBs, including micro soldering, component-level fault diagnosis, and embedded firmware recovery on damaged and legacy hardware.