What is AWS Step Functions?

AWS Step Functions is a serverless orchestration service that lets you coordinate multiple AWS services into serverless workflows. It provides a visual interface to build and run distributed applications and microservices using AWS services. Step Functions automatically handles error handling, retry logic, and state management. It supports standard workflows for long-running processes and express workflows for high-volume event processing. Step Functions integrates with Lambda, ECS, SNS, SQS, and other AWS services. It helps visualize application logic, track execution history, and debug complex workflows.