Deliver complete, test-ready user experiences from concept to dev hand-off, backed by A/B test results. Independently lead design projects across all stages: stakeholder alignment, UX strategy, UI development, and post-test iteration. Generate UX insights by analyzing behavioral data, metrics, heatmaps, and user recordings. Proactively improve underperforming experiences through iterative UX/CRO design. Collaborate closely with product, engineering, and stakeholders. Champion and mentor design best practices. Propose and implement design process improvements.