How should the modern distributed computing look like? It should definitely be fast, real-time, and so easy to use that you could understand its basics in 15 minutes! In this talk I’ll introduce the idea of stream processing and present Hazelcast Jet, which is the 3rd generation Big Data processing engine built on top of the well-known and appreciated Hazelcast tool. Using a series of examples, this session will cover the topics like: Streaming, Windowing, Event Time Processing, and Handling Back Pressure.