Onyekachukwu

Full-Stack Developer, DionyxSMS

DionyxLabs • Full-time

Feb 2026 - Aug 2026 • 6 mos

Built a multitenant school management platform using Next.js and Supabase, designed to handle attendance, grading, and communication for multiple schools on one system. Key contributions: Implemented row level security policies for secure multitenant data isolation Built an automated exam grading system using database triggers Developed a geofenced attendance system using the Haversine formula for proximity calculations Built a live driver tracking module using Leaflet, OpenStreetMap, and Supabase Realtime Designed role-based access control for admin, super-admin, teacher, and driver roles Resolved authentication edge cases between Clerk user IDs and Supabase RLS policies The platform gives schools a single system to manage daily operations while keeping data properly isolated between tenants.

Full-Stack Developer – DolomiteAI

Dolomiteai • Freelance

Jan 2026 - Mar 2026 • 2 mos

Worked as a Full-Stack Developer building DolomiteAI platform, a web application that helps businesses track their visibility in LLM-driven search results. Key contributions: Built the frontend using Next.js and Tailwind CSS Developed backend features with Supabase Designed scalable architecture for handling user queries and analytics Implemented features for tracking search visibility and optimization insights The platform enables businesses to understand how they appear in AI-driven searches and improve their online presence.

Restaurant Discovery & Booking Platform (ReserveTable)

ReserveTable • Freelance

Nov 2025 - Jan 2026 • 2 mos

Developed a scalable restaurant discovery and reservation platform using Next.js. Implemented dynamic data rendering, filtering, and booking flows to allow users to easily find and reserve restaurants based on preferences such as cuisine, location, and occasion. Focused on performance optimization, responsive design, and clean architecture to ensure smooth user experience and maintainability.