Things I've built

A visual website builder with AI-assisted content generation, reusable components, and a responsive editing experience. Conceived, designed, and solo-built by David Onyema — Founder of SiteNix.

• TypeScript
• React
• Next.js
• Firebase
• Tailwind CSS
• +3

Campus commerce marketplace for university students. Connects customers, vendors, riders, and admins so students can order products and services without scattered WhatsApp groups. Originally built for an Osun State University client.

• Next.js
• TypeScript
• Firebase
• Paystack
• Node.js
• +3

A context-aware keyboard shortcut manager for React and Next.js that enables scoped shortcuts, automatic conflict resolution, and SSR-safe registration.

• TypeScript
• React
• Next.js
• npm
• tsup

Music distribution platform for independent artists, with a modern frontend and scalable content structure.

• Next.js
• Tailwind CSS
• shadcn/ui

A full-stack enrollment platform and content management system for a prominent JAMB, WAEC & NECO tutorial academy in Lagos, engineered to convert visiting parents into registered students.

• Next.js
• TypeScript
• Tailwind CSS
• Firebase