Over a three-month period, contributed to multiple Liquibase repositories by building features and resolving bugs focused on backend stability and modern Java compatibility. In liquibase/liquibase-mongodb, enabled standardized MongoDB connection URL reporting and improved the reliability of change log parsing, enhancing runtime stability for MongoDB-backed deployments. Upgraded Java compatibility to version 17 across liquibase-parent-pom and liquibase-hibernate, ensuring long-term maintainability and leveraging modern Java features. Addressed CI/CD pipeline reliability in liquibase-aws-license-service by aligning dependency versions and refining SonarQube analysis behavior. Work involved Java, Maven, and GitHub Actions, emphasizing robust build configuration, database integration, and continuous integration best practices.