Caching DynamoDB Results with Redis using AWS Lambda + API Gateway (with Terraform)

📰 Dev.to · Kachi

Learn to cache DynamoDB results with Redis using AWS Lambda and API Gateway, improving app performance and reducing costs

intermediate Published 20 Apr 2025

Action Steps

Set up an AWS Lambda function to interact with DynamoDB and Redis
Configure API Gateway to trigger the Lambda function and cache results in Redis
Use Terraform to deploy and manage the infrastructure as code
Implement a caching mechanism using Redis to store frequently accessed DynamoDB data
Test and verify the caching functionality using API Gateway and Lambda function logs

Who Needs to Know This

Backend developers and DevOps engineers can benefit from this tutorial to optimize their application's performance and reduce costs

Key Insight

💡 Caching frequently accessed data in Redis can significantly improve application performance and reduce the number of requests made to DynamoDB

Full Article

Caching is one of the most effective ways to improve application performance while reducing costs. In...