Case Study

Setting up Infrastructure as Code on Terraform

Alter Solutions consultant working

  • Technology (one of France's leading electronics groups specialised in aerospace, defense and security)


  • Migration of a payment application from AWS CloudFormation to Terraform


We contributed to the migration of a payment application from AWS CloudFormation to Terraform, as well as to the modernisation of pipelines on GitLab.


  • Conversion of infrastructure configuration files to Terraform;
  • Creation of Gitlab pipelines for infrastructure deployment on AWS;
  • Terraform state management of AWS resources on Gitlab;
  • Deployment of infrastructure changes on AWS using the Gitlab pipeline;
  • Extension of a Python deployment tool to manage resources not migrated from Gitlab;
  • Drafting code and process documentation.


  • Terraform

  • AWS

  • Python

  • GitLab

Keys to success

  1. Our advanced understanding of the public cloud, thanks to our partnership with the main suppliers and our access to their specialised certification courses;
  2. Our DevOps culture, which encourages continuous improvement and enables us to increase the rate of delivery;
  3. Our expertise in implementing Infrastructure as Code (IaC).