Backend systems, Web3 infrastructure, real-time platforms, and full-stack products — built to work in production, not just in demos.
Digital platforms in Africa face fragmented payment systems and limited stablecoin billing infrastructure.
Built a permissionless on-chain subscription scheduler on Sui with one-time wallet approval — no user signature needed per payment.
Event organizers relied on manual sign-in sheets — error-prone, slow to export, no real-time verification.
Multi-client QR check-in platform with real-time dashboards, automated spreadsheet export, and email verification. Built for Federal University of Technology Minna.
Developers needed programmatic deployment of GitHub repos without manual CI/CD configuration per repository.
GitHub App authentication, workflow injection API, versioned deployments with atomic symlink rollbacks, and path traversal protection.
Live event organizers needed a multiplayer quiz platform that works reliably in low-connectivity environments.
PIN-based real-time multiplayer quiz with AI-generated questions via Genkit, live Socket.io leaderboards, and Firebase persistence.
Built a cross-platform Expo app (iOS, Android, web) with SQLite local storage, audio playback, haptic feedback, and Reanimated animations.
On-chain podcast subscription platform on Sui with Walrus decentralized storage and Seal access control. 3rd Place Global out of 76 teams in international hackathon (team of 2).