Hi, I'm John

Full-Stack Developer & Hardware Engineer

I build innovative digital solutions that bridge software and hardware. With expertise in Android app development, web technologies, and custom hardware design, I create seamless experiences that solve real-world problems.

Android
PHP
JavaScript
MySQL
Hardware
Python
John - Full Stack Developer

About Me

Get to know my journey, skills, and what drives me to create exceptional technology solutions.

Building the Future, One Line of Code at a Time

I'm John, a passionate full-stack developer and hardware engineer with over 5 years of experience creating innovative tech solutions. My journey began with tinkering with electronics as a teenager, which evolved into a professional career spanning mobile apps, web development, and custom hardware solutions.

What sets me apart is my ability to bridge the gap between software and hardware, creating integrated systems that deliver seamless user experiences. I believe technology should solve real problems, and that's the philosophy I bring to every project at Johntech.et.

When I'm not coding or designing circuits, you can find me exploring new tech trends, contributing to open-source projects, or mentoring aspiring developers in my community.

50+
Projects Completed
5+
Years Experience
100%
Client Satisfaction

My Skills

Android Studio
Java
Kotlin
PHP
Laravel
JavaScript
React
Node.js
MySQL
IoT
Arduino
Raspberry Pi

My Services

Comprehensive technology solutions tailored to your specific needs and business goals.

Android App Development

Custom Android applications built with Java/Kotlin, featuring modern UI/UX, API integration, and robust backend services. From concept to deployment on Google Play Store.

  • Native Android Development
  • Firebase Integration
  • Google Play Deployment
  • App Maintenance & Updates

Web Development

Responsive, modern websites and web applications using PHP, JavaScript, MySQL, and modern frameworks. Full-stack development with focus on performance and security.

  • Custom PHP/MySQL Solutions
  • JavaScript/React Applications
  • E-commerce Development
  • API Development & Integration

Hardware Development

Custom hardware solutions including IoT devices, embedded systems, PCB design, and prototyping. Integration of hardware with software for complete system solutions.

  • IoT Device Development
  • Arduino/Raspberry Pi Projects
  • PCB Design & Fabrication
  • Hardware-Software Integration

Tech Maintenance & Support

Ongoing support, maintenance, and optimization for your existing software and hardware systems. Regular updates, security patches, and performance monitoring.

  • System Maintenance
  • Bug Fixes & Updates
  • Performance Optimization
  • Technical Support

My Projects

A selection of my recent work across mobile apps, web development, and hardware projects.

Android Kotlin Firebase

EthioMarket - E-commerce App

A full-featured e-commerce Android application for local Ethiopian businesses with payment integration, real-time inventory, and vendor management system.

View Case Study
PHP MySQL JavaScript

Business Management Portal

Web-based dashboard for Ethiopian businesses with analytics, employee management, inventory tracking, and multilingual support (Amharic, Oromo, English).

View Case Study
IoT Arduino Android

Smart Farm Monitoring System

IoT-based agricultural monitoring system with soil sensors, automated irrigation, and Android app for Ethiopian farmers to monitor crops remotely.

View Case Study

Contact Me

Get in touch to discuss your project requirements and get a free consultation.

Location

Addis Ababa, Ethiopia

Email

info@johntech.et

Phone

+251 912 345 678

Languages

English, Amharic, Oromo