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Infrastructure as Code (IaC)

What is Infrastructure as Code?

Infrastructure as Code means defining your servers, networks, databases, and cloud resources in files instead of clicking through a console. The files describe what the infrastructure should look like, and a tool makes reality match. Tools like Terraform, Pulumi, and CloudFormation do this for AWS, Google Cloud, and the rest.

The shift is that infrastructure becomes something you version, review, and test like any other code. A change to a firewall rule goes through a pull request. A new environment gets spun up by running the same files that built the last one. When manual setup drifts, two servers that were supposed to be identical quietly stop being identical, and nobody knows until something breaks at 2am. IaC removes that drift because the files are the source of truth. A team that needs an identical copy of production for testing can stand one up in minutes from the same definitions, then tear it down when they are done.

This is foundational to modern cloud work and platform standardization. Without it, scaling means more people clicking buttons. With it, scaling means running the same definitions again.

Infrastructure as Code at Dallonses

We define infrastructure in code from the start, so the way a system is built is written down rather than locked in someone's head. That makes environments reproducible and changes reviewable. It also makes handover honest: the client gets the actual blueprint of their infrastructure, not a verbal explanation that decays the moment we leave.

On platform work we use IaC to standardize how services get provisioned across a company, which is where cloud cost optimization usually starts paying off. When every environment comes from the same definitions, you can see what you are running and stop paying for what you forgot about. We build the setup so a client's team can change it confidently, because infrastructure they cannot touch is infrastructure they do not really own.

Infrastructure that lives in clicks and tribal knowledge? Let's put it in code.

Talk to us about IaC

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Aymón holding a Tools magazine in front of their facem
Ari working on a laptop outdoors surrounded by plants
Top-down view of a wooden desk with a keyboard, mouse, and headphones
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Nico leaning against a water cooler next to a fire extinguishe
Close-up of an open computer with circuit board and components on a wooden desk
Bernat and Andreu collaborating at a desk with monitors and a laptop
Hand-drawn illustration of an open hand waving
Aymón holding a Tools magazine in front of their facem
Ari working on a laptop outdoors surrounded by plants
Top-down view of a wooden desk with a keyboard, mouse, and headphones
Hand-drawn illustration of a hand snapping fingers
Nico leaning against a water cooler next to a fire extinguishe
Close-up of an open computer with circuit board and components on a wooden desk
Bernat and Andreu collaborating at a desk with monitors and a laptop
Hand-drawn illustration of an open hand waving