Journal Application, Java, Spring Boot, MongoDB, Redis, Kafka, JWT/OAuth2, 01/01/25, Present, Designed RESTful APIs in Spring Boot for CRUD operations and integrated MongoDB with Redis caching, achieving a 45% faster query response., Built a full-stack journal management system with secure authentication and authorization using JWT and OAuth2., Implemented an Apache Kafka-based event-driven architecture for asynchronous email notifications using SMTP., Achieved over 90% unit & integration test coverage with JUnit and Mockito. Quizmo - Smart Quiz Portal, JavaScript, Node.js, Express.js, MongoDB, 08/01/22, 12/31/24, Developed a full-stack quiz platform to improve performance reporting accuracy by 75%., Designed a responsive UI for teachers and students, increasing usability., Introduced 3 innovative assessment metrics-confidence score, attempt pattern, and time deviation-to personalize learning insights and enhancing evaluation depth., Enabled teachers to generate detailed reports that highlight student strengths and weaknesses, boosting instructional effectiveness.