During December 2024, contributed to the wazuh-dashboard repository by enhancing the testability of the query editor’s language selector. This work involved adding a stable data-test-subj attribute, ‘queryEditorLanguageOptions’, to the EuiPopover component within the language_selector.tsx file. By introducing this targeted selector, the change enabled more reliable end-to-end and UI testing, reducing test flakiness and improving CI feedback cycles. The implementation leveraged React and TypeScript, demonstrating a focus on front end development and automated testing patterns. No major bugs were addressed during this period, with efforts concentrated on delivering this feature to support robust automated test coverage.