Mobile, Backend & Web Engineer · Kumasi, Ghana

Software engineer building and shipping production applications across mobile, backend, and web. I work primarily with Flutter, Kotlin, Node.js, TypeScript, React, and PostgreSQL, with a focus on scalable architecture, reliable APIs, offline-first systems, and products people actually use.

Currently: Building Trader POS & Boola · Open to: Mobile & Backend Engineering roles

Mobile · Flutter · Dart · Kotlin

Web · React · Next.js · TypeScript · JavaScript

Backend · Node.js · Express · REST APIs · Socket.io

Data · PostgreSQL · MongoDB · MySQL · Redis · Firebase · Prisma

Cloud · Firebase · Google Cloud · AWS · Vercel

Tools · Git · GitHub · Docker · Nginx · Sentry · Jira · Postman · Figma

Point of Sale and inventory platform built for small businesses in Ghana.

Designed, engineered, deployed, and shipped the product end-to-end across iOS and Android, covering the mobile application, backend APIs, database architecture, offline synchronization, production infrastructure, and release process.

Highlights

• Fast POS checkout with multiple payment methods
• Offline-first sales with automatic cloud synchronization
• Product, inventory, and stock movement management
• Barcode scanning and product lookup
• Customer credit and debt tracking
• Bluetooth thermal receipt printing
• Digital and PDF receipts
• Sales, revenue, and profit reporting
• Multi-user store access and staff roles
• Production deployment across development, staging, and production environments

Stack: Flutter · Dart · BLoC · Drift · Node.js · TypeScript · PostgreSQL · Prisma · Firebase · Docker · Nginx

🌐 traderpos.app

Fintech investment platform serving 1,300+ active users, providing access to investment products through mobile applications.

Worked across mobile and backend systems involving brokerage integrations, KYC, mobile money payments, recurring deposits, authentication, and financial workflows.

Stack: Flutter · Firebase · TypeScript · REST APIs

Waste management platform connecting customers with waste collection and septic service providers.

Working across the system architecture, Flutter applications, backend services, real-time workflows, location services, provider bidding, payments, and deployment.

Stack: Flutter · Dart · Node.js · TypeScript · PostgreSQL · Firebase · Google Maps

Two-application laundry delivery platform consisting of dedicated customer and merchant experiences.

Implemented real-time order tracking, push notifications, state management, localization, and location-based functionality.

Stack: Flutter · Dart · BLoC · Firebase · Google Maps

Logistics and shipping application focused on delivering a responsive mobile experience from product designs.

Worked on API contract integration, application architecture, and translating Figma designs into reusable Flutter interfaces.

Stack: Flutter · Dart · REST APIs · Figma

Three-application software suite developed for the Volta River Authority, spanning mobile and desktop experiences.

Worked on reusable architecture and a shared component system to maintain consistent behavior and design across multiple applications.

Stack: Flutter · Dart · Figma

I'm particularly interested in:

• Mobile application architecture
• Backend and API design
• Offline-first systems and synchronization
• Distributed and real-time systems
• PostgreSQL and data modeling
• Developer infrastructure and deployment
• Building products from idea to production

I'm always interested in discussing mobile engineering, backend systems, product development, and interesting engineering problems.

Portfolio · LinkedIn · Email