Worked on stabilizing chart rendering in the tradingview/lightweight-charts repository, focusing on eliminating visual jitter during container resizing for autoSize-enabled charts. Addressed a root cause in the rendering pipeline by forcing synchronous repainting within ResizeObserver and managing animation frames to ensure consistent chart updates. Utilized TypeScript and front end development skills to preserve precise outer sizing and prevent pixel rounding issues, resulting in improved layout stability for draggable and resizable dashboards. The targeted bug fix enhanced user experience and reduced support needs by resolving a persistent rendering artifact, demonstrating a methodical approach to web rendering and root-cause analysis.