In February 2026, A. Vara expanded system test coverage for the DataDog/dd-trace-rb repository by updating the SYSTEM_TESTS_SCENARIOS_GROUPS configuration to include an additional scenario. This work focused on strengthening release readiness and reducing production risk by enabling earlier detection of regressions through more comprehensive system tests. A. Vara implemented these changes using Ruby and YAML, leveraging skills in continuous integration, DevOps, and test automation. The approach emphasized careful test design and configuration management, with code review and collaboration across teams. The depth of the work lay in improving CI workflows and ensuring safer deployments through enhanced automated testing coverage.