In Mark-X, digital presence is about more than just code. It's about creating immersive experiences that resonate. .Mark-X was founded on the principle of minimalist efficiency and high-impact design.
Years Experience
Global Projects
UI/UX Design, Branding, & Visual Storytelling.
Python, Next.js, & Scalable Web Architectures.
Digital Consulting, Growth-driven SEO & System Admin.
Logos and flyers, websites, Android and desktop software, and remote IT help. You deal with one person from the first message to delivery.
Point-of-sale, ERP, fee and wallet systems for Android and desktop, built around how your business already works.
Computer, software and network problems fixed without a visit.
Logos, flyers, menus, banners, labels and shirt branding, delivered print-ready.
Clean, mobile-friendly business websites with your services, contacts and an easy way for customers to reach you.
Logos, flyers, banners and labels designed for businesses and individuals.
Web, desktop and Android systems I have built for businesses and schools.
Web ERPSupermarket ERPManages products and photos, stock per branch, sales and staff accounts for a supermarket group.
Spring Boot, JPA, Spring Security, MySQL
Android POSMarkxPOSPoint-of-sale app with barcode scanning, Bluetooth and USB receipt printing, staff PIN login, shifts, low-stock and expiry tracking. Works offline and syncs.
Kotlin, Room, Firebase, ML Kit, Ktor
Desktop appFees Management SystemStudent records, classes, fee structures, invoices, payments, receipts and debtor reports with role-based logins.
Java 17, Swing, FlatLaf, MySQL, jBCrypt
Mobile-money style wallet: customer accounts, send and receive money, top-up, withdrawals, transaction history and an admin dashboard.
Java, Swing, MySQL
Android appAirBlipFast nearby file sharing between Android phones using Bluetooth discovery and Wi-Fi Direct, with trusted devices. Reached about 40 MB/s in my tests.
Kotlin, Jetpack Compose, Wi-Fi Direct
Multi-page business website for an IT support and design services company, with service pages, sign-up and design order pages.
HTML, CSS, JavaScript
Short guides for business owners, schools and shops, written by Asamoah Bismark Obuobisa.
A notebook works until the shop gets busy. Here is what a point-of-sale system changes, and what to ask before you buy one.
Counting sales in a notebook works until the shop gets busy. A point-of-sale (POS) system records every sale as it happens, so you stop guessing.
A good POS helps you spot small losses that are easy to miss in a notebook.
If your name looks different on every sign and flyer, customers notice. Here is how to tell it is time, and what a good logo package includes.
A logo is more than decoration. It is how people recognise you on a signboard, a flyer or a phone screen. You may need a new one if:
Paper fee registers are slow to search and easy to get wrong. A few habits make the switch to software smooth.
Paper registers are hard to search, hard to total, and easy to lose. A fee management system keeps every payment in one place.
Most computer emergencies can be avoided. These habits cost nothing and protect your files.
Most computer emergencies are avoidable. These habits cost almost nothing and protect your work.
If files disappear, the computer restarts on its own, or you see pop-ups you did not expect, stop and get help before you lose more.