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Mary Mutua
Mary Mutua

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What is Infrastructure as Code and Why It's Transforming DevOps

Introduction

If you've ever set up servers manually or clicked through cloud dashboards, you know how frustrating infrastructure management can be.

This is where Infrastructure as Code (IaC) changes everything.

This is Day 1 of my 30-day Terraform challenge, where I’ll be learning cloud infrastructure and sharing everything I learn.

What is Infrastructure as Code?

Infrastructure as Code (IaC) means managing infrastructure using code instead of manual steps.

Instead of:

  • Clicking around dashboards
  • Running commands manually
  • Setting up servers one by one

You define everything in code, and tools handle the rest.

Why IaC Matters

Before IaC, infrastructure was managed manually, which led to:

  • Errors during setup
  • Inconsistent environments
  • Slow deployments
  • Difficult scaling

IaC solves this by making infrastructure:

  • Repeatable
  • Automated
  • Reliable

Why I’m Learning Terraform

Terraform is a tool that lets you define infrastructure and deploy it automatically.

I chose Terraform because:

  • It works with AWS and other cloud providers
  • It’s widely used in DevOps
  • It helps automate infrastructure

What I Did Today

Today I set up my environment:

  • Created AWS account
  • Installed Terraform
  • Configured AWS CLI
  • Verified everything works

My Goal

Over the next 30 days, I want to:

  • Learn Terraform
  • Build real projects
  • Share everything I learn

Final Thoughts

Infrastructure is no longer something you manually configure.
It’s something you write as code.
This is just Day 1.

Follow My Journey

I’ll be posting my progress daily.
See you on Day 2.

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