• Engineered the "Customer Hub" feature using Java, Spring, and AWS to centralize client information, enhancing client relationship management.• Collaborated with the design of database and application architecture for the "Customer Hub," ensuring robust and scalable solutions.• Developed and validated customer information modules, and documented project features to enhance team knowledge and project continuity.• Ensured code quality and functionality through comprehensive unit testing with JUnit.• Implemented best practices for code quality and application performance, optimizing testing, logging, security, and system efficiency.

• Developed the "Delivery Options" API service with Java and Spring Boot, improving delivery efficiency by 15% through dynamic delivery method determination, based on location and item type.• Improved system scalability and maintainability with microservice architecture, contributing to a more robust application infrastructure.• Maintained optimal application performance through proactive monitoring with Grafana, Looker, and Google Cloud Console, reducing downtime.• Optimized team workflow with effective ServiceNow ticket management, facilitating smoother collaboration and issue resolution.

• Develop and implement new features for the Exam Soft platform by designing and implementing new question types, enriching content creation capabilities.• Utilized AWS services such as S3, EC2, and Lambda to leverage microservices architecture, boosting application scalability and maintainability.• Worked with Agile methodology, enhancing team communication and project management efficiency through effective Scrum practices.

• Directed a development team, overseeing project timelines and resource allocation, leading to the delivery of key software solutions.• Launched an internal shopping system and a BI module using Java technologies, significantly improving operational processes and data-driven decision-making.• Developed and implemented an internal shopping system, a Java Web application utilizing Spring Framework and SQL, reducing paper use by 90% and cutting the overall purchase process time in half.• Renovated the company’s Policies & Procedures application, increasing user engagement and compliance through enhanced content management features.