Developed Linger, a comprehensive language learning web application designed with a RESTful architecture. The backend API was built using Express.js, while the frontend was developed with Next.js, ensuring a seamless and efficient user experience. Linger features interactive quizzes and lessons aimed at enhancing language acquisition. The app is currently hosted and undergoing rigorous testing and content management processes. Key focuses included robust data handling, a responsive design, and ensuring scalability to support future growth.