Terraform
Also written as OpenTofu
A popular open-source tool for defining and provisioning cloud infrastructure using code (a leading Infrastructure as Code tool).
Think of it like
Like a universal blueprint format that works with contractors across Amazon's, Microsoft's, or Google's 'construction companies' alike.
Junior or senior?
Junior sounds like
Has only written a solo `main.tf`.
Senior sounds like
Has managed Terraform state across a team — remote state, locking — and dealt with drift.
Ask them
“How did your team manage Terraform state and avoid conflicts when multiple people were making changes?”
Sounds like real experience
Names a specific state-management problem — a locking conflict, drift between the state file and real infrastructure, a migration between state backends — and how they resolved it.
Probe further if
Describes writing resource blocks in a solo config file without ever mentioning remote state, locking, or a team workflow around shared infrastructure changes.