Worked on the eclipsesource/theia repository to address a critical UI issue affecting dropdown rendering in the SelectComponent. Focused on improving stability and correctness, the developer delivered a targeted fix for the dropdown’s bottom calculation in inverted contexts, ensuring alignment with the shell’s top relative to the component’s top dimension. This solution resolved a persistent visual placement bug that impacted consistency across themes and screen sizes, reducing user confusion and visual regressions. The work was implemented in a single, precise commit using React and TypeScript, demonstrating a strong grasp of front-end development principles and attention to cross-theme interface reliability.