I will develop custom iot hardware pcb and embedded firmware for your product

Nigeria

I speak English, French, Portuguese, Spanish

PROFESSIONAL ELECTRONIC ENGINEER

I'm Samuel hadwyn, a professional Embedded Hardware and IoT Engineer specializing in custom IoT PCB design, low-power battery-powered electronics, ESP32, WiFi, Bluetooth, BLE, LoRa, wireless and weara...
About this Gig

Need a custom IoT PCB and embedded firmware for your product? I'm Samuel hadwyn a professional Embedded Hardware & IoT Engineer helping startups, inventors and product developers turn ideas, prototypes and development boards into reliable custom electronics.


I design the hardware, PCB and firmware together for better integration, testing and production readiness.


I can help you with:

Custom IoT PCB & schematic design

ESP32, STM32, Arduino & microcontrollers

Embedded C/C++ firmware development

WiFi, Bluetooth & BLE connectivity

MQTT, HTTP & IoT communication

Sensors and actuator integration

Battery-powered & low-power design

Power management and charging

I2C, SPI, UART, CAN & RS485

Custom wireless hardware

Prototyping and hardware bring-up

Firmware debugging and optimization

Manufacturing-ready PCB documentation

BOM, Gerber, ODB++, Pick & Place and 3D files

IoT gateway and controller development

Hardware testing, validation and troubleshooting


I use Altium Designer, KiCad, Arduino IDE, easyEDA, ESP-IDF and other advance tools. Kindly send your requirements, schematic or existing prototype and lets build your IoT product successful.

Platform:

ESP32

Sensors:

Temperature

•

Humidity

•

Accelerometer

•

Ultrasonic

•

Infrared

Expertise:

Firmware development

•

Microcontrollers

•

IoT