Explore a comprehensive 13-hour video collection designed for beginner backend engineers, covering essential system design concepts and fundamentals crucial for design interviews. Dive into topics such as the OSI model, TCP vs UDP, HTTP protocols, web servers, encryption methods, TLS, NAT, proxy servers, ACID transactions, database indexing, and more. Learn about various architecture patterns, including publish-subscribe and asynchronous programming. Gain insights into career development, portfolio building, and industry best practices. Understand advanced concepts like percentile tail latency and load balancing. Follow the recommended viewing order to progressively build your backend engineering knowledge and skills.