● Implement the Back End services in Java with Spring, Spring Boot for Microservice Architecture

● Created efficient database system using SQL & NoSQL database approaches with MySQL, PostgreSQL, MongoDB, AWS DynamoDB and Oracle

● Be responsible for integration, unit testing, system testing and stress testing for all the phases of the project using JUnit, JBoss, JMeter and Selenium, etc.

● Automated deployments with shell scripts and Ant scripts, connected AWS test environments with hosts used for builds

● Responsible for managing CI/CD pipelines with Jenkins, GitHub Actions, etc

● Installed and upgraded production with Jira and Confluence, and maintained backups of previous Jira/Confluence versions

● Supported development with technical solutions enhancing performance

● Contributed to the frontend development in Angular