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Step Functions
AWS Step Functions orchestrates multi-step workflows across AWS services with retries, branching, and state tracking.
What it does
Workflow orchestration service.
When to use
Use Step Functions when your process has multiple steps and needs controlled workflow logic.
Key Concepts
Workflows are defined as state machines.
Retries and error handling are built in.
It often orchestrates Lambda and service integrations.
Useful for long-running or multi-step business processes.
Common Use Cases
Orchestrating serverless workflows.
Handling approvals or multi-step data processing.
Building resilient automation flows.
Interview Questions
What is Step Functions?
What is a state machine?
When would you use Step Functions instead of a single Lambda?