Lessons Learned from A Legacy Serverless App

Keeping in mind the growing multi-cloud trend, developers should start working with more than one provider. However, this can mean leaving your comfort zone, and not everyone likes the idea of doing that. Recently, I’ve done this and would like to share my experiences with you. I believe they are useful, regardless of whatever cloud platform you are using/are going to use.

We have a legacy serverless application hosted on Azure Functions. There were some issues with it: