I will help you design arduino, esp32, and iot projects from start to finish

Are you building an IoT, automation, or wireless 

communication project and need a reliable engineer 

to design and code it for you? You're in the right place!

I'm Balcha, an embedded systems developer from 

Ethiopia specializing in practical, real-world 

electronics solutions from concept to working 

prototype.

Microcontrollers I Specialize In:

- Arduino UNO, Nano, Mega, Pro Mini

- ESP32 / ESP32-S Series

- ESP8266 / NodeMCU

- LoRa modules (SX1278, RFM95)

- HC-12 RF communication modules

Development Platforms:

- Arduino IDE

- Wokwi & Proteus Simulation

Programming Languages:

- C / C++

- Basic HTML/JS for IoT dashboards

Expertise:

- Wireless communication systems (LoRa, RF, HC-12)

- Automation systems (relays, sensors, motor control)

- OLED display interfaces

- Sensor integration (ultrasonic, temperature, 

 humidity, IR)

- Utility/billing calculation software

My Portfolio Includes:

Q-Call Wireless Restaurant Waiter Calling 

  System (RF-based)

LoRa-Based Wireless Water Pump Control System

HC-12 RF Communication Projects

Electric Sub-Meter Utility Billing Calculator