Developed scalable backend applications using Spring Framework, significantly enhancing system reliability and reducing downtime by 70%. Utilized Apache Kafka for real-time data streaming, contributing to more efficient communication between microservices. Applied Test-Driven Development (TDD) practices to ensure code quality and streamline the development process. Architected and deployed microservices for an e-commerce platform, reducing deployment times by 50% and boosting transaction processing speed by 20%. Designed and optimized a secure database, improving performance and reliability by 80%. Integrated Cosmos DB to enable seamless and scalable data management across multiple regions. Developed and maintained RESTful APIs, resulting in a 60% reduction in customer complaints and improved application efficiency.

Designed a school management website with PHP 8, JavaScript, and SQL for the backend and HTML5, and CSS for the front end. Integrated the application with PHP REST API: Lumen to add features like tracking down student information, attendance, and grades. Took charge of a team of five people and finished the project in 4 months. Conducted extensive performance testing and optimization, leveraging caching and content delivery networks (CDN), which resulted in a 50% improvement in page load times. Spearheaded the adoption of containerization with Docker and orchestration with Kubernetes, significantly reducing deployment times and achieving higher environment consistency.