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// Large-Scale Online Exam Preparation Platform
PreMed.
PreMed is a large-scale online exam preparation platform designed for MDCAT and medical entrance exam students. The platform serves over 200,000+ users and provides structured learning through courses, quizzes, and performance tracking. I worked as a full stack developer, contributing to both frontend and backend development. My role involved building and maintaining core web features, optimizing performance for high traffic, and developing scalable APIs. I collaborated closely with the product and content teams to ensure a smooth learning experience across web and mobile platforms.
// 01 / The Challenge
The Challenge.
- 01Handling high traffic with 200,000+ concurrent users during peak exam seasons.
- 02Optimizing performance for large-scale content delivery and quiz systems.
- 03Building scalable APIs that support both web and mobile applications.
- 04Ensuring real-time performance tracking without impacting user experience.
// 02 / The Solution
The Solution.
- 01Optimized database queries and implemented caching strategies for high-traffic scenarios.
- 02Built efficient course and content management systems with Next.js and React.
- 03Developed RESTful APIs using Node.js and NestJS for scalable backend architecture.
- 04Implemented performance tracking systems with MongoDB aggregation for analytics.