Introducing AWS Step Functions * Step Functions is a serverless orchestration service that lets you combine AWS [https://aws.amazon.com/lambda/]Lambda functions and other AWS services to build business-critical applications. * Through Step Functions graphical console, you see your application’s workflow as a series of event-driven steps. * AWS Step Functions is a web service that enables you to coordinate the components of distributed applications and microservices using visual
API Gateway can be considered a backplane in the cloud to connect AWS services and other public or private websites. It provides consistent RESTful application programming interfaces (APIs) for mobile and web applications to access AWS services.
AWS Lambda is a serverless compute service that runs your code in response to events and automatically manages the underlying compute resources for you. You can use AWS Lambda to extend other AWS services with custom logic, or create your own back-end services.