Advanced proficiency with design and prototyping tools (e.g., Figma, Adobe Creative Suite), collaboration and handoff tools (e.g., Jira, Confluence, Storybook), research and testing tools (e.g., UserTesting, Maze), and product analytics platforms (e.g., Pendo, Heap, Amplitude, Hotjar); basic knowledge of HTML/CSS is preferred. This includes: Lead the design and implementation of UX solutions for highly complex, ambiguous problem spaces that have long-term impact on product strategy and architecture - creating new design patterns, overhauling existing UX, or deprecating outdated interfaces while balancing user needs, technical constraints, and business goals.