Samuel Graham

@rain111920

PCB Design Engineer High Speed Multilayer Circuit Specialist

United Kingdom

English, Spanish, German

About me

I am an Embedded Systems Engineer specializing in Arduino, AVR, STM32, ESP32, PCB design, and IoT development. I build efficient hardware–software solutions including firmware programming, circuit design, and complete embedded systems for BLE, IoT, and automation projects. I also develop and optimize mobile app promotion strategies to boost installs and engagement. My focus is delivering reliable, scalable, and production-ready engineering solutions with fast turnaround.... Read more

Skills