If you’re interested in Cloud Engineering or DevOps, you’ve probably seen Terraform mentioned in countless job descriptions.
Companies using Azure, AWS and Google Cloud increasingly rely on Terraform to automate their infrastructure instead of creating resources manually.
But what exactly is Terraform, and is it worth learning?
In this guide, we’ll explain Terraform in simple terms and show why it has become one of the most valuable skills for modern software engineers.
What Is Terraform?
Terraform is an Infrastructure as Code (IaC) tool developed by HashiCorp.
Instead of creating cloud resources manually through a web portal, Terraform allows you to define your infrastructure using code.
For example, instead of clicking through Azure or AWS to create:
- Virtual Machines
- Databases
- Storage Accounts
- Networks
- Kubernetes Clusters
you simply write a configuration file and Terraform creates everything automatically.
What Is Infrastructure as Code?
Infrastructure as Code means managing servers, cloud resources and networking using code instead of manual configuration.
Think of it like software development.
Instead of documenting the steps needed to build infrastructure, you write them once and let Terraform do the work.
This makes deployments:
- Faster
- More reliable
- Easier to repeat
- Easier to review
- Easier to automate
Why Do Companies Use Terraform?
Modern companies often manage hundreds—or even thousands—of cloud resources.
Creating everything manually would be:
- Slow
- Error-prone
- Difficult to maintain
Terraform solves this by allowing teams to recreate environments with a single command.
Benefits include:
- Consistent infrastructure
- Version control
- Easy collaboration
- Faster deployments
- Reduced human error
- Easier disaster recovery
Which Cloud Platforms Does Terraform Support?
One of Terraform’s biggest strengths is that it works with multiple cloud providers.
These include:
- Microsoft Azure
- Amazon Web Services (AWS)
- Google Cloud Platform (GCP)
- Oracle Cloud
- DigitalOcean
- Kubernetes
- GitHub
- Cloudflare
Many organisations even manage resources across multiple providers using Terraform.
How Does Terraform Work?
Terraform follows a simple workflow.
Step 1
Write a configuration file.
Example:
resource "azurerm_resource_group" "main" {
name = "softwarevacancy-rg"
location = "West Europe"
}
Step 2
Run:
terraform init
Terraform downloads the required providers.
Step 3
Run:
terraform plan
Terraform shows exactly what changes will be made before anything is created.
Step 4
Run:
terraform apply
Terraform creates the infrastructure automatically.
What Language Does Terraform Use?
Terraform uses HashiCorp Configuration Language (HCL).
HCL is designed to be easy to read.
Example:
resource "aws_instance" "web" {
ami = "ami-123456"
instance_type = "t3.micro"
}
Even developers with little cloud experience usually find HCL straightforward to learn.
What Can You Build?
Terraform can create almost any cloud resource.
Examples include:
- Virtual Machines
- Azure App Services
- AWS EC2 Instances
- Kubernetes Clusters
- Virtual Networks
- Storage Accounts
- SQL Databases
- DNS Records
- Load Balancers
- Security Groups
Large companies often manage their entire cloud infrastructure using Terraform.
Why Is Terraform So Popular?
Terraform has become the industry standard for Infrastructure as Code because it is:
- Cloud-independent
- Open source
- Easy to version with Git
- Well documented
- Supported by a large community
Instead of learning different deployment tools for every cloud platform, engineers can use Terraform across multiple environments.
Should Software Developers Learn Terraform?
Absolutely.
Although Terraform is often associated with DevOps Engineers, software developers also benefit from understanding how applications are deployed.
Knowing Terraform helps developers:
- Deploy cloud environments
- Build development environments
- Understand cloud infrastructure
- Work more effectively with DevOps teams
- Automate testing environments
Cloud knowledge is becoming increasingly valuable even for backend developers.
Terraform vs Cloud Portals
Imagine creating ten identical environments.
Using the Azure Portal or AWS Console means repeating the same steps multiple times.
With Terraform, you write the configuration once and create all environments automatically.
That’s why large organisations rarely manage infrastructure manually.
Terraform vs ARM Templates vs CloudFormation
Each cloud provider has its own deployment tool.
Azure uses:
- ARM Templates
- Bicep
AWS uses:
- CloudFormation
Google Cloud has Deployment Manager.
Terraform differs because it supports all major cloud providers.
This makes it particularly attractive for organisations using multiple cloud platforms.
Terraform Skills Employers Want
Many DevOps and Cloud Engineering roles now mention:
- Terraform
- Azure
- AWS
- Kubernetes
- Docker
- Linux
- Git
- CI/CD
- Infrastructure as Code
Terraform has become one of the most common Infrastructure as Code tools listed in job descriptions.
Common Terraform Interview Questions
Interviewers may ask:
- What is Terraform?
- What is Infrastructure as Code?
- What is a Provider?
- What is State?
- What is Terraform Plan?
- What is Terraform Apply?
- What are Modules?
- How do you manage secrets?
You don’t need to memorise every command, but understanding the concepts is important.
Learning Roadmap
A simple learning path might look like this:
- Learn basic cloud concepts.
- Learn Azure or AWS fundamentals.
- Install Terraform.
- Create your first virtual machine.
- Deploy networking resources.
- Learn variables and outputs.
- Learn modules.
- Connect Terraform with Git.
- Build CI/CD pipelines.
- Deploy Kubernetes infrastructure.
Building small projects is the fastest way to gain confidence.
Is Terraform Worth Learning in 2026?
Without a doubt.
Infrastructure automation is now a standard practice across modern technology companies.
Whether you’re aiming for a career in DevOps, Cloud Engineering, Platform Engineering or even Backend Development, Terraform is a skill that can significantly improve your career prospects.
As more organisations move to cloud-native infrastructure, demand for Terraform expertise is expected to remain strong for years to come.
Final Thoughts
Terraform has transformed the way companies manage cloud infrastructure.
Instead of manually configuring servers and cloud resources, engineers can automate deployments, improve consistency and reduce errors using simple configuration files.
Combined with Azure, AWS, Kubernetes and CI/CD, Terraform forms one of the core skills of a modern Cloud or DevOps Engineer.
If you’re planning to move into cloud technologies, Terraform is one of the best tools you can learn.
Browse the latest DevOps and Cloud Engineering jobs on SoftwareVacancy to discover employers looking for Terraform skills across Malta.
Frequently Asked Questions
Is Terraform difficult to learn?
Not really. Once you understand basic cloud concepts, Terraform’s syntax is relatively simple and beginner-friendly.
Do I need Azure or AWS experience first?
Basic knowledge of Azure or AWS is helpful because Terraform creates resources within those cloud platforms.
Is Terraform only for DevOps Engineers?
No. Cloud Engineers, Platform Engineers, Site Reliability Engineers and Backend Developers can all benefit from learning Terraform.
Is Terraform still in demand?
Yes. Terraform remains one of the most widely used Infrastructure as Code tools and appears in many Cloud and DevOps job descriptions.
Where can I find Cloud and DevOps jobs requiring Terraform?
SoftwareVacancy regularly publishes DevOps, Cloud Engineering and Infrastructure roles requiring Terraform, Azure, AWS and Kubernetes across Malta.