Explore the potential of JavaScript as a backend language in this 26-minute conference talk from Amsterdam JSNation 2019. Delve into the world of microservices infrastructure using JavaScript, with a focus on frameworks like Socket.IO and NestJS. Learn how multiple microservices can communicate effectively and discover the advantages and disadvantages of this approach. Gain insights into topics such as event loops, TypeScript integration, monoliths vs. microservices, streaming, stateless services, library updates, security, and testing. Suitable for all skill levels, this talk provides a comprehensive overview of JavaScript's capabilities in backend development.