Developed a comprehensive logistics system using Spring Boot and Spring Cloud microservices, covering the full business cycle. Implemented RabbitMQ for asynchronous messaging, optimized geospatial queries with MongoDB, and managed transactional data in MySQL. Enhanced search capabilities with Elasticsearch and streamlined deployment pipelines using Jenkins, Docker, and Kubernetes.

Engineered full-stack web applications using Vue.js and Spring Boot, designing RESTful APIs and architecting PostgreSQL databases. Significantly improved test coverage by 80% through BDD scenarios with Selenium and Cucumber, while employing Agile methodologies for iterative development.