That tutorial is representative of if you want to go all in on AWS and have your developers live and breathe in AWS. Everything in the Architecture Diagram of

That tutorial is representative of if you want to go all in on AWS and have your developers live and breathe in AWS. Everything in the Architecture Diagram of Module 2C are definitely necessary pieces of modern software development, you could easily replace as follows: AWS Cloud9 --> VSCode AWS CodeCommit --> GitHub AWS CodePipeline + AWS CodeBuild --> CircleCI So in any case you are configuring _something_.