Design and evolve core UX/UI across web, iOS, Android, and tablet for a high-engagement football social platform. Create flows, wireframes, prototypes, and a unified design system; collaborate closely with engineers and product to ensure high-quality Rust-based frontend implementations focused on engagement, retention, performance, and interaction design.

Lead frontend architecture and build high-performance, real-time consumer experiences (social feeds, messaging, video, live scores). Own reusable component systems, optimize rendering and SSR/SEO, collaborate with backend/product/design, and shape long-term frontend infrastructure and engineering culture.