Hire senior Terraform engineers in your time zone.

A senior Terraform engineer owns the structure of your infrastructure code itself: how modules are organized, how environments are separated, and how state is managed so that two engineers do not accidentally overwrite each other's changes. State management in particular is where inexperienced Terraform use goes wrong, and a senior engineer treats the state file with the same care as a production database.

They also own the review process for infrastructure changes. That means setting up CI/CD so a plan is generated and reviewed before anything applies, and making sure destructive changes, like resource replacement, are caught before they run rather than after an outage. This is as much a process responsibility as a technical one.

In a nearshore engagement, this person typically works inside your existing platform or DevOps team, reviewing infrastructure pull requests the same way a backend engineer reviews application code, and acting as the person who understands why a given resource is configured the way it is when something breaks.

Terraform's core skill is HCL and module design, but real fluency shows up in how someone structures reusable modules across environments rather than copying and pasting configuration. A senior engineer should be comfortable with whichever cloud providers you run on, since the resource types and IAM models differ meaningfully between AWS, Azure, and Google Cloud even though the Terraform workflow looks similar.

Beyond the core tool, the broader HashiCorp ecosystem often comes up in more mature setups: Vault for secrets management and Consul for service discovery, both of which frequently get provisioned and configured through Terraform itself.

Terraform infrastructure often supports a Kubernetes platform underneath application workloads, so a hire working in that context should understand how cluster provisioning, node pools, and networking are defined as code, not just how to write Kubernetes manifests. On the delivery side, expect fluency with running Terraform through CI/CD, using GitHub Actions or Jenkins, with plan and apply steps gated by review.

Ask for a module the candidate designed and built to be reused across environments, and have them explain the tradeoffs: what they made configurable, what they hardcoded, and why. That distinguishes someone who has genuinely designed infrastructure code from someone who has only run terraform apply on someone else's configuration.

State management questions reveal experience quickly. Ask how they set up a remote backend, how locking works, and what they would do if a state file became out of sync with real infrastructure. Also ask about how they gate changes in CI/CD, since a candidate who has only run Terraform locally without a review process is missing a core part of doing this safely on a team.

BetterEngineer already runs this kind of evaluation, including module design review and state management and CI/CD gating questions, before a candidate is ever presented to you.

Quick evaluation checklist:

• Ask for a Terraform module they designed and how they made it reusable across environments
• Review how they handle state: remote backends, locking, and recovering from a broken state file
• Check experience with multi-account or multi-environment structuring
• Probe how they gate infrastructure changes in CI/CD, including plan review before apply
• Assess cloud fundamentals: IAM, networking, and how that maps to Terraform resources