j
john_penn33

john p

@john_penn33

pcb design, embedded system and firmware development

United Kingdom
English, German, Spanish
About me
Hi, I’m John, a professional PCB designer and embedded systems engineer with expertise in schematic design, circuit design, and firmware development. I specialize in ESP32 and STM32-based systems, delivering efficient, reliable, and production-ready solutions. From concept to final design, I ensure high-quality layouts, optimized performance, and clear communication. Whether it’s IoT, smart devices, or complex electronics, I’m here to bring your ideas to life.... Read more

Skills

j
john_penn33
john p
Offline • 

See my services

Embedded Systems & IoT
I will develop smart audio pcb design, pa systems, dj mixers, dsp, wifi touch UI
Printed Circuit Boards (PCB)
I will pcb design bioimpedance wearable using max30009 with esp32 sensors and firmware