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.

Architect and build high-performance, real-time frontend systems for web and mobile. Own social feeds, messaging, video interfaces, SSR/SEO content, shared component systems, and frontend infrastructure. Collaborate with backend, product, and design teams to optimize rendering performance, scalability, and long-term maintainability.