Kohei Sato(kohekohe)
Terraform user getting started
with AWS CDK
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● Developing SaaS for visualizing CO2 emissions
● Startup backed by MITSUI & CO., LTD.
● Established in 2022
● Actively recruiting Software Engineers
Self-Introduction
Name：Kohei Sato（kohekohe）
Working for：e-dash Co., Ltd.
Role：Software Engineer
Residence：Nagoya
We help customers
with decarbonization!
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We use Terraform as IaC tool.
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Terraform is one of my favorite
tools. I’ve used for several years
to create resources on AWS.
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By the way, what’s the purpose of
using IaC?
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One of the biggest reasons is to
guarantee “idempotency” in
infrastructure.
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If you don’t use IaC....
Logging into AWS console and clicking
buttons.... manual operations..
“Oops.. I made a mistake!!”
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Not coding infrastructure??
Unthinkable!!!!!
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Example of terraform
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Aside from Terraform, there’s IaC tool
named “AWS CDK”.
So, I tried it.
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AWS CDK allows you to build
infrastructure using programming
languages such as Java, TypeScript,
JavaScript, Go, and more.
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Example of AWS CDK
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Example of AWS CDK
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Impressions after trying it out:
1. It's programmable.
2. High flexibility (e.g., conditional
branching, folder structure).
3. Programming language-specific
issues.
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Personal comparison
[Terraform]
● Consistent writing style across developers
● Abundance of information
● Can be used for Non-AWS platform
[AWS CDK]
● Flexibility(= Variations in writing style across developers)
● Easy to write unit test
● Support for multiple languages
● Only for AWS
● Language-specific issues