AWS CDK a.k.a. Cloud Development Kit is a toolkit that allows you to code your infrastructure from the comfort of your favorite programming language. AWS CDK promotes an imperative paradigm to define your infrastructure code at design time. It transcompile the code at build time and deploys it as a Cloudformation stack (declarative) to provision the desired infrastructure. Thus AWS CDK brings the best of both imperative and declarative paradigms to develop & manage our infrastructure.