aws-serverless

Production-ready serverless patterns for AWS Lambda, API Gateway, DynamoDB, and event-driven architectures. Specialized skill for building production-ready serverless applications on AWS. Covers Lambda functions, API Gateway, DynamoDB, SQS/SNS event-driven patterns, SAM/CDK deployment, and cold start optimization. Proper Lambda function structure with error handling When to use : Any Lambda function implementation,API handlers, event processors, scheduled tasks REST API and HTTP API integration with Lambda When to use : Building REST APIs backed by Lambda,Need HTTP endpoints for functions project/ ├── template.yaml # SAM template ├── src/ │ ├── handlers/ │ │ ├── get.js │ │ ├── create.js │ │ └── delete.js │ └── lib/ │ └── dynamodb.js └── events/ └── event.json # Test events Lambda triggered by SQS for reliable async processing When to use : Decoupled, asynchronous processing,Need retry logic and DLQ,Processing messages in batches React to DynamoDB table changes with Lambda When to use : Real-time reactions to data changes,Cross-region replication,Audit logging, notifications Minimize Lambda cold start latency When to use : Latency-sensitive applications,User-facing APIs,High-traffic functions Local testing and debugging with SAM CLI When to use : Local development and testing,Debugging Lambda functions,Testing API Gateway locally Infrastructure as code with AWS CDK When to use...