For the last few years, I’ve been building serverless projects in AWS, and testing these projects can sometimes be quite challenging. Our serverless applications often rely on a myriad of AWS services (SQS, DynamoDB, Step Functions, etc), making it difficult to ensure everything works as expected. However, one approach that has worked well for my team is leveraging ephemeral environments—temporary environments that are spun up, used for testing, and then destroyed. ...