Designer
uzairelectronics
Electronics PCB Design & Embedded Systems Engineer
and AC-DC conversion circuits - Firmware development for STM32, dsPIC, ESP32/ESP8266 with UART, SPI, I2C, CAN, USB, and MODBUS - RF circuit design — filters, antenna tuning, and wireless systems From schematic
Designer
oleksiir
Embedded Engineer | Hardware | PCB | MachineDesign
and production-ready designs, combining electronics, firmware, and practical engineering. 🔧 What I can help you with: - PCB design (Altium, KiCad) – clean, manufacturable layouts - Embedded firmware (STM32
Designer
GeorgeSaliba
Electronic Design Engineer
regret it! What to expect: ✅Top quality design that not only meets and exceeds your requirements but can also handle those unexpected conditions that make quality products stand out from the rest. ✅Rigorous
Designer
ElectronicsGeek
Hardware Engineer | IoT Developer
Arduino, ESP32, STM32, and Raspberry Pi. Experienced in implementing communication protocols I2C, SPI, UART, MQTT, CAN Bus, and Modbus, as well as integrating wireless technologies like BLE, LoRaWAN, Zigbee
Designer
shawnc4
Senior Electronics Engineer
(buck/boost, battery systems, USB-C, thermal considerations) Communication protocols (BLE GATT, I2C, SPI, UART, Modbus) Debugging and improving existing hardware (thermal issues, noise, stability) I’ve also
Service
I make hardware prototyping, schematics, PCB circuit design, ESP32, Arduino & STM32
hardware prototype for your next electronics project?
I will help you bring your idea to life. I can design a complete board with a microcontroller (ESP32, ESP8266, STM32, ATmega), power supply circuit
Designer
jackm8614
Embedded systems designer & Mechanical Design engineer
Python, with deep knowledge of electronics, signal processing, and communication protocols (I2C, SPI, UART, CAN, Bluetooth, Wi-Fi). Experienced in using RTOS platforms, hardware debugging tools, and PCB
Designer
judeb2
⭐⭐⭐⭐⭐Embedded Syetems, PCB Design, Firmware Development, IoT, Low Power Design
wireless protocols 👉SPI / I2C / UART / ADC integration 👉Low-noise measurement systems (nA level) 👉STM32CubeIDE, Cube MX, Keil, CCS, Arduino, ... 👉MQTT, Free RTOS, Zephyr RTOS 🚀 I can support your project
Designer
jiangl
Electrical Engineer | PCB Designer | ESP32 & IoT Developer
for user-friendly product experiences. • Communication Protocols: Extensive experience with I2C, SPI, UART, CAN, RS232/485, Modelbus RTU, IR, RF (433/315 MHz, 2.4G, 4G, LoRa). • Reverse Engineering & Troubleshooting: