Featured systems

Products that moved from idea to production.

Marketplaces, SaaS tools, commerce infrastructure, mobile apps, and operational systems I have designed, built, shipped, or stabilized.

Creator marketplace

Wukuada

Product engineering, mobile app, backend, release readiness

2025 - Present

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Problem

Businesses needed a faster way to discover Ghanaian creators, send private offers, and manage creative work from one mobile marketplace.

Outcome

Built an App Store-listed two-sided marketplace with creator discovery, public jobs, private invitations, counter offers, notifications, and admin verification.

Proof points

App Store-listed product

Business and creator workflows

OTP/PIN auth and marketplace moderation

ExpoReact NativeNode.jsExpressPrismaPostgreSQLTypeScript

Retail SaaS

BusyOS

Architecture, backend, web app, mobile foundations

2024 - Present

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Problem

Retail teams needed a practical system for sales, products, inventory, customers, receipts, reporting, and online-store sync.

Outcome

Built a multi-tenant SaaS platform with POS workflows, accounting, analytics, RBAC, WooCommerce sync, SMS, PDFs, and Cloud Run deployment.

Proof points

Multi-tenant permissions and audit logs

WooCommerce product/order/inventory sync

POS, reporting, billing, and receipt flows

Node.jsExpressTypeScriptPostgreSQLVueQuasarFlutter

Multivendor commerce

Greysole

Marketplace architecture, plugin, seller tooling, services

2026 - Present

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Problem

Greysole needed to grow from a single WooCommerce store into a marketplace with seller onboarding, product moderation, fulfillment, finance, and support boundaries.

Outcome

Designed and built the marketplace foundation around WooCommerce, a custom WordPress plugin, seller admin tooling, Express services, and Flutter app foundations.

Proof points

Custom /wp-json/greysole/v1 API layer

Seller application and admin approval flows

Ledger, withdrawal, support, and service boundaries

WooCommerceWordPressPHPReactViteNode.jsTypeScriptFlutter

Service dispatch platform

GHFIXER

Full-stack product build and operations tooling

2025 - Present

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Problem

Customers needed a simple repair request flow, while operations needed artisan dispatch, job tracking, support, and communication tools.

Outcome

Built the service marketplace with React, Supabase, maps, admin dashboards, SMS flows, and Africa's Talking IVR voice dispatch.

Proof points

Customer job request and tracking

Admin dashboards for bookings and artisans

Voice/SMS assignment with DTMF responses

ReactViteSupabaseGoogle MapsAfrica's TalkingTailwind CSS

Product catalogue and dealer leads

Pendiwus Ventures

Laravel/Vue product platform and deployment

2026

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Problem

An electronics distributor needed a polished product presence for brands such as Samsung, LG, Midea, TCL, Nasco, and Amaz.

Outcome

Built a Laravel/Inertia/Vue catalogue with product pages, quote requests, dealer inquiry, brochure download, admin product management, and deployment documentation.

Proof points

500+ customers and 5000+ annual delivery proof points

Product categories and quote flows

Admin CRUD, variations, image uploads, and Cloudinary docs

LaravelInertia.jsVueTypeScriptTailwind CSSCloudinary

Real-time trading notifications

Skippa Trading

Backend and reliability engineering

2022 - 2026

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Problem

Trading users needed fast, reliable, multi-channel alerts where latency and downtime directly affect decisions.

Outcome

Built Redis-backed notification infrastructure across Discord, OneSignal, and WebSocket delivery with priority handling and monitoring.

Proof points

2,000+ users

50k+ alerts per day

Sub-second delivery and reduced API latency

Node.jsRedisDiscord APIOneSignalWebSocketPostgreSQL

Earlier and client work

Additional shipped surfaces.

Cobra Security Ltd

Responsive business website with service sections, leadership content, gallery, PHP contact handling, company profile download, SEO metadata, and cPanel deployment docs.

HTMLCSSJavaScriptPHP

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BlueSHIELD Insurance Platform

Frontend dashboards and data visualization for a multi-tenant insurance platform with policy administration, claims workflows, billing, documents, and compliance surfaces.

VueJavaScriptREST APIsChart.js

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PPA Ghana Procurement Portal

Government procurement interfaces for tender listings, vendor registration, bid submission workflows, contract tracking, reporting, and public transparency.

VueJavaScriptREST APIs