Hi, I'm Olaoluwa Vincent

• Built a full-stack Post-JAMB computer-based testing (CBT) system with Laravel and React, enabling multi-subject exams with real-time answer tracking and automated result evaluation.
• Integrated Gemini AI to generate over 500 WAEC/JAMB-style questions with explanations and images, reducing manual workload and aligning assessments with Nigerian educational standards.
• Optimized the exam workflow to support both individual question answering and bulk submissions, ensuring scalability and a seamless student experience.
• Delivered a robust API that generated ₦300k+ in revenue from 169 subscribers within the first month of launch, proving scalability and market adoption.

Technologies used

Next.js(React.js), Prisma, Supabase(PostgreSQL), GCP(Cloud Run), VPS(PM2), CI/CD

Features

• Architected and deployed a high-performance, secure API using NestJS and Prisma, serving as the backbone for a platform managing gamers, staff, and administrative functions.
• Executed targeted back-end optimizations that increased application performance by over 90%, measured by significantly faster API response times under high-traffic conditions.

Technologies used

PHP, Laravel, MySQL, Paystack, Telegram BOT

Features

• Built a comprehensive RESTful API using Laravel, achieving a 70% reduction in average response times by implementing efficient database caching strategies.
• Deployed and monitored the application on Hostinger, maintaining 99.9% uptime and processing over 200 secure Paystack subscriptions monthly.
• Included automatic Telegram bot responses, by validating user details, subscriptions, and also notifying them of near expiry of their subscription on telegram through the bot.