Build and maintain web interfaces using React Implement multi-tenant aware UI components Work with design tokens and maintain design-to-code fidelity Build accessible, performant data visualizations Contribute to and refine component library/design system Profile and optimize frontend performance Implement error handling, state management, and UX improvements Work on custom data visualizations and dashboards Collaborate with backend engineers to design and implement APIs Contribute to FastAPI backend endpoints, tests, and integrations Participate in code reviews and cross-functional planning Support QA efforts during onboarding and product launches Work closely with product and design teams Operate effectively in an async, distributed environment Balance shipping velocity with maintainable, high-quality code