✉️ Developed MailBridge, a web application acting as a bridge between authors and customers for personalized communication via customized emails. 📅 Implemented a scheduled delivery feature, enabling authors to send emails at specific times for optimized engagement. 🔑 Secured the application using API Key authentication to ensure authorized access to email services and protect user data. 📜 Utilized Handlebars-based templates to create dynamic and personalized email content, enhancing the user experience. 📊 Integrated analytics to track email engagement, enabling authors to measure the effectiveness of their communication strategies. 💻 Built a user-friendly interface using React, ensuring a seamless experience for both authors and customers. 🌐 Optimized API endpoints and database queries in NestJS for improved performance and reduced response times.