I will program arduino, esp32 and stm32 for iot and embedded projects
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.
Other Electronics Engineering Services I Offer
FAQ
What type of projects do you develop?
I develop custom Arduino, ESP32, and STM32 projects, including IoT systems, automation, sensor integration, embedded applications, and prototype development.
Can you work with my existing code?
Yes. I can review, debug, optimize, and improve your existing code while adding new features if required.
Can you work on academic or commercial projects?
Yes. I work on educational, prototype, research, hobby, startup, and commercial embedded system projects.
What information do you need before starting?
Please provide your project requirements, hardware details, circuit diagram or schematic, module list, expected functionality, and any existing code if available.

