A selection of products I’ve designed, built and maintained — from insurtech and business platforms to UI frameworks, trading software and mobile apps.
An integrated geoportal and digital underwriting platform for agricultural insurance. As front-end app developer, I built the interface that brings geospatial data and underwriting workflows together in one place.
The operations layer above your POS: daily cash reconciliation, expense, payroll and debtor tracking, and multi-branch visibility in one place — for businesses that need discipline beyond the till.
A digital platform for SACCO member onboarding and KYC, contributions, lending approvals and repayments, with automated statements and reporting — cutting manual work while keeping sensitive data secure.
End-to-end water utility management: customer accounts, meter reads, billing, payments and collections, self-service portals and exception alerts with full auditability.
A C# UI framework that gives WinForms developers modern, animated controls out of the box. I spent five years designing and building its components, used by developers worldwide to ship better-looking desktop apps.
C# A real-time market scanning workstation for active traders. Over four years I built its desktop interface in Java and Kotlin, and its web account dashboards in Vue.js.
Kotlin 
Java 
Vue.js ICPAC’s climate early-warning platform for Eastern Africa, delivering trusted alerts by SMS, voice, mobile and web across 11 countries. I built and maintained its Android app for over two years in Java and Kotlin, then led its migration to Jetpack Compose.
Kotlin Java A lightweight Windows antivirus built in C#. I worked on its scanning engine and interface, and analysed malware to keep its threat definitions current.
C# A school-transport tracking app that keeps parents informed while their children travel to and from school. I built it over two years in Java and Kotlin.
Kotlin Java 
