Progressive Web Applications are just web sites that progressively become apps. But how does this happen? It takes skilled architects that understand a new way to create web sites that are fast, reliable and engaging.In this course you will learn what progressive web applications are, why you need to master them and why your stakeholders want PWAs over traditional web sites and native applications.You will learn how to craft an app shell so your experience can progressively load with an instant presence. I expose you to everything you need to know about PWAs and service workers.This course starts each section addressing the beginner, assuming you have no prior knowledge of the topic. Each section progresses and covers more and more detail until there is just about no nook or cranny not exposed.