Serverless functions are extremely good at what they do – providing planet-scale computing power for your applications. Where serverless functions fall short, however, is state management. When missing state management abilities, building up complex flows in your data processing will prove to be quite daunting. More often than not, it will require you to provide custom mechanisms for enabling you to communicate between your functions. Simona will explain the challenges and what we can do to tackle them in a way that is extensible and suitable for production environments.