Based in Kenya · Available Worldwide

Hi, I'm
John Simiyu

The Software Developer

Lead Developer at Scolemax, Kenyas's best webhosting company specialised for developers. I build high-impact web systems, M-PESA integrations, billing platforms, and everything in between. If it runs on code, I build it.

See My Services Let's Talk
7+
Years Coding
50+
Projects Done
8
Service Areas
John Simiyu
John Simiyu
Lead Developer At Scolemax
Full Stack Developer M-PESA Integrations IoT Integration USSD Applications
0739 334 082
support@scolemax.com
Available for Projects
⬡ What I Build

My Services

From simple websites to complex enterprise systems — I deliver clean, scalable, and production-ready solutions.

🌐
General Websites
Business sites, portfolios, blogs, and landing pages — fully responsive, fast, and SEO-friendly.
🛒
E-commerce, ERP & CRM Systems
End-to-end online stores, enterprise resource planning and CRM platforms tailored to your business flow.
💳
M-PESA STK Push & Payments
Seamless M-PESA STK push, bank integrations, and all major Kenyan/African payment gateways — fully automated.
🧾
Billing Systems
ISP billing, web hosting billing, bank billing systems and subscription management — recurring, automated, reliable.
📡
IoT Device Integration
Connect physical devices — sensors, meters, routers — directly to your software dashboard in real time.
📱
USSD App Development
Feature phone accessible USSD apps for banking, registration, surveys, and service delivery — no internet needed.
⬡ Recent Work

Projects I've Built

A selection of live websites, platforms, and applications I've designed and developed end-to-end.

Afriikanet logo
Afriikanet ISP Billing
Billing software for internet and WiFi providers - usage metering, automated invoicing, and mobile money reconciliation.
Visit site
Spectrum logo
Spectrum Internet Services
ISP company website and service platform for a Kenyan internet service provider.
Visit site
Suric Electricals logo
Suric Electricals
Business website for an electrical contracting company, showcasing services and past projects.
Visit site
Precision Farm Systems
Agri-tech platform built for precision farming management and services.
Visit site
Hotspot Captive Portal
Custom captive portal for WiFi hotspot login, vouchers, and guest access management.
Visit site
Scolemax logo
Scolemax Poster Maker
A web-based design tool for quickly creating and customizing posters and graphics.
Visit site
Scolemax logo
Scolemax Website Builder
An AI-powered website builder platform, generating full websites from backend to frontend, built from the ground up.
Visit site
⬡ Tech Stack

Tools I Work With

A full-stack toolkit built for real-world Kenyan and African development needs.

PHP / Laravel
JavaScript
Node.js
Python
Scolemax Containers
MySQL / PostgreSQL
HTML / CSS
Linux / VPS
M-PESA API (Daraja)
USSD Mobile App
IoT / MQTT
Docker / LXC
⬡ Why Work With Me

Built for the Kenyan Market

I don't just write code — I understand the business, the user, and the local tech landscape.

01
Local Expertise
Deep knowledge of Kenyan payment systems, telcos, and infrastructure needs.
02
Full Stack Delivery
From design to deployment — one person, zero handoff delays, full accountability.
03
Real Business Systems
I build systems that process money, run businesses, and scale — not just pretty demos.
04
Coach & Mentor
Beyond code, I train and mentor the next wave of Kenyan software developers.
⬡ Let's Work Together

Have a project in mind? Let's build it.

Reach out via WhatsApp or visit my website. I respond fast and love a good build challenge.

Start a Conversation
0739 334 082 support@scolemax.com Scolemax Technologies