Worked on enhancing observability and runtime configurability in the spring-projects/spring-boot repository by implementing a feature that allows forcing Log4j2 as the logging system through a system property. This approach enabled environment-specific logging configurations without requiring code changes or redeployment, streamlining diagnostics and operational control across production, staging, and development environments. The solution was integrated with existing logging framework conventions and validated through testing to ensure reliability. Leveraged Java, Log4j2, and the Spring Framework to deliver this feature, demonstrating proficiency in system property handling and contributing effectively to a large, established codebase focused on enterprise application development.