Core components

Amazon API Gateway - RESTful API endpoint for image transformation requests - Request validation and parameter parsing - Integration with AWS Lambda for processing - Built-in throttling and caching capabilities

AWS Lambda - Serverless compute for image processing using Sharp library - Automatic scaling based on request volume - 6 MB payload limit for requests and responses - Memory allocation from 128 MB to 10,240 MB

Amazon CloudFront - Global content delivery network for caching processed images - Edge locations reduce latency for end users - Custom cache behaviors for different request types - Origin Shield for additional caching layer

Amazon S3 - Source image storage with versioning and encryption support - Processed image caching (optional) - Static website hosting for Demo UI - Cross-region replication capabilities