Senior React Frontend Developer & UI Designer for Sportsbook + Casino User Platform

We are looking for a senior frontend developer with strong UI/UX design skills to redesign and rebuild the user-facing frontend of an iGaming platform that combines sportsbook and casino features. This is not a simple landing page or template customization. We need a completely new, premium, modern interface for a real product with existing backend APIs and live user flows. The ideal candidate has experience designing and implementing high-quality sportsbook, casino, betting, gaming, fintech, trading, or other dense real-time user interfaces. The current frontend is built with React and Vite. The backend/API already exists. Your role will be to create a fresh visual direction and implement the frontend while preserving existing functionality and API integration. Main responsibilities: - Create a completely new visual design direction for the user platform - Build responsive desktop and mobile layouts - Redesign the main page, navigation, login/register, sportsbook entry points, casino/slot lobby areas, notices/events, account panels, wallet/deposit/withdrawal flows, and betting-related UI surfaces - Work with existing React components, routes, services, and API flows - Improve visual quality, spacing, hierarchy, usability, and mobile responsiveness - Create original UI assets where needed - Avoid copied templates, generic AI-looking designs, and reused competitor assets - Keep the product polished, commercial, and production-ready Current frontend stack: - React 19 - Vite - React Router - Redux Toolkit / React Redux / Redux Persist - Axios - Socket.io client - Bootstrap / React Bootstrap - PrimeReact - Formik / Yup - i18next - lucide-react - FullCalendar - react-slick Required skills: - Strong React frontend development - Strong responsive UI implementation - High-quality UI/UX design ability - Figma or similar design workflow - Experience with real product dashboards, portals, gaming, sportsbook, casino, trading, fintech, or other complex user interfaces - Ability to work with existing APIs and preserve current business logic - Clean component structure and maintainable CSS - Good communication and ability to explain design decisions Preferred: - Previous sportsbook or casino frontend experience - Experience with Asian/Korean-style gaming portals or dense sportsbook layouts - Experience with real-time odds, betting slips, game lobbies, wallet/account panels, promotions, and event boards - Ability to create original visual assets, banners, and UI skins Important: - We do not want a copied template. - We do not want generic SaaS-style UI. - We do not want an AI-looking design. - We need a unique, premium, modern sportsbook + casino user experience. - Backend development is not the main scope, but API integration experience is required. Please include: 1. Links to similar sportsbook, casino, gaming, trading, or complex dashboard work 2. React projects you personally implemented 3. Figma/design samples if available 4. Your approach for redesigning an existing product without breaking current functionality 5. Your availability and estimated timeline