Real-Time Shopping Carts with Elixir and Phoenix

In modern e-commerce, users expect instant, seamless updates across multiple browser tabs without frustrating page reloads. Mastering real-time state synchronization is a critical skill for modern web developers. This text-based course guides you through the foundational concepts of Elixir and the Phoenix framework to build a fully functional, real-time shopping cart. You will transition from understanding basic concurrency to managing complex, multi-tab user sessions with confidence. What you'll learn: • Understand foundational Elixir concurrency models and the Phoenix architecture. • Configure Phoenix Channels and PubSub to enable instant, bidirectional communication. • Manage state and resolve synchronization challenges across multiple browser tabs. • Implement robust connection recovery strategies to handle offline states gracefully. • Apply clean JavaScript integration patterns to update the user interface dynamically. • Practice writing clean, maintainable Elixir code optimized for real-time performance. You will start with core terminology and basic real-time concepts before moving step-by-step through channel setup, state synchronization, and connection handling. Each module features clear written explanations, code snippets, and practical exercises to reinforce your learning. This course is designed for beginner to intermediate developers eager to learn real-time web development. Prior experience with basic programming concepts is helpful, but no advanced Elixir or Phoenix knowledge is required. Start reading today to master real-time web development with Elixir and Phoenix.