When working with Amazon DynamoDB, caching is one of the primary considerations for enhancing performance. DynamoDB Accelerator (DAX) is a fully managed, highly available, in-memory cache that can dramatically improve the performance of your DynamoDB queries. This podcast will guide you through setting up a DAX cluster for DynamoDB caching.
https://businesscompassllc.com/setting-up-a-dax-cluster-for-dynamodb-caching/