I will program arduino, esp32 and stm32 for iot and embedded projects

United States

I speak English, French, Spanish

Arduino and audio PCB Testing

Hello! I’m Mercy, an Arduino and Audio PCB Testing Specialist dedicated to helping clients build reliable and high performing electronic projects. I test Arduino circuits, audio PCBs, amplifiers, sig...
About this Gig

Are you looking for an experienced developer for your Arduino, ESP32, STM32, or IoT project? You're in the right place.


Hello, Im Mercy, your Arduino, ESP32 & STM32 Programming and IoT Development Specialist.

I turn your ideas into reliable, efficient, production ready IoT projects using Arduino, ESP32 and STM32.

What I deliver:

  • Clean, well documented C/C++ firmware
  • Full IoT solutions: sensors, WiFi, BLE, MQTT, cloud integration (Blynk, Firebase, ThingSpeak)
  • Sensor & actuator control, PWM, timers, debugging, OTA updates
  • Complete source code + documentation


Whether you need a simple Arduino project or a complex STM32 IoT system, I deliver fast, professional results.

My goal is the same as my PCB testing gig help your electronics work perfectly, reliably and efficiently.

Ready to build your project? Message me your idea and lets start!


What you get:

  • Clean, commented code
  • 13 revisions included
  • Priority support & fast delivery


Lets make your IoT vision a reality.

Platform:

Arduino

Sensors:

Temperature

Humidity

Accelerometer

Microphone

Infrared

Expertise:

Firmware development

Debugging

Microcontrollers

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