Contributed to the google/timesketch repository by developing comprehensive tooltip usage guidelines aimed at improving frontend user experience and developer efficiency. Focused on UI/UX design and documentation, the work established standardized tooltip patterns through example-driven guidance and annotated UI screenshots, all documented in Markdown and HTML. This approach clarified best practices for tooltip implementation, supporting consistent user interfaces and streamlining onboarding for new frontend engineers. The documentation-driven enhancement reduced ambiguity and future rework related to tooltips, aligning design and engineering teams. No bugs were addressed during this period, as the primary emphasis was on maintainability, clarity, and accelerating future feature delivery.