Developed a core multiplayer lobby experience for the forceteki-client repository, focusing on enabling users to discover, join, and seamlessly transition into game sessions. The work involved implementing dynamic lobby listings and in-game navigation, ensuring that player information was accurately propagated to the game board for consistent match state. Leveraging JavaScript, TypeScript, and React, the developer integrated APIs to support real-time lobby updates and smooth user flows. This feature reduced friction for starting multiplayer sessions and improved overall user engagement. The approach emphasized reliable data handling and clear feature traceability, resulting in a robust foundation for multiplayer interactions within the application.