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Accelerating development feedback loops with AWS CDK hotswap deployments for Amazon ECS

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This article discusses accelerating development feedback loops at Culture Amp by using AWS CDK hotswap deployments for Amazon ECS. The key points are:

Specifically, the article covers:

  • The importance of efficient developer feedback loops for productivity
  • How hotswap deployments in AWS CDK can skip CloudFormation and directly update ECS services for faster deployments
  • Measuring the potential time savings from hotswap deployments by analyzing CloudFormation change set creation and deployment times
  • Implementing hotswap deployments in CI/CD pipelines using environment variables
  • Early results at Culture Amp showing 30-40% faster deployment times with hotswaps
  • Potential productivity gains from saving 40-60 hours per week on deployments
  • Next steps to pilot hotswap deployments more widely while understanding failure scenarios


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