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Migration playbook: Travis CI / CircleCI → GitHub Actions

CircleCI and Travis CI to GitHub Actions migration

Consolidate CI in GitHub Actions to remove a separate CI vendor and keep build results next to the pull request.

Migration drivers

Why teams make this move

Driver 01

Paying for two platforms

Separate CI subscriptions on top of the GitHub plan you already pay for.

Driver 02

Context switching

Developers leaving the pull request to find failed build logs in another dashboard.

Driver 03

Webhook delays

Lag between a GitHub pull request and the third-party build starting.

Execution sequence

How the migration runs

Each phase ends with a check you can verify — data parity, error rates, latency — and the rollback path is agreed before any traffic moves.

  1. 01Phase

    Workflow translation

    Converting CircleCI orbs and Travis steps into modular GitHub Actions workflows.

  2. 02Phase

    Secrets and environments

    Moving CI credentials to GitHub secrets and using OIDC for cloud deployments.

  3. 03Phase

    Matrix parallelization

    Splitting long test suites across parallel runners with dependency caching.

  4. 04Phase

    Branch protection

    Requiring the new checks in branch protection rules before merge.

Risk prevention

Pitfalls that derail this migration

Risk 01

Missing cache keys

Not hashing lockfiles in actions/cache keys, which causes stale dependencies or cache misses.

Risk 02

Over-permissive tokens

Granting GITHUB_TOKEN write access on pull requests from forks.

Risk 03

Monorepo build duplication

Running the whole CI suite on every commit instead of filtering jobs by changed paths.

Before and after

What we measure

We take a baseline before any change and report the same numbers after cutover, from your own tools. They are the evidence of whether the migration worked — not figures promised in advance.

PR feedback
Time from push to all checks finished, median and p90
CI spend
Monthly CI cost before and after, including runner minutes
Flaky rate
Jobs that pass only on retry, per week

Questions

Frequently asked migration questions

Yes. Path filters (for example dorny/paths-filter) combined with Turborepo or Nx remote caching mean each pull request only builds and tests the packages it touches.

Yes. GitHub Actions supports self-hosted ephemeral runners that scale on AWS or Kubernetes for CPU-heavy builds.

Rehearse the cutover before the real one

Tell us about your data volume, traffic and timeline. An engineer will reply within one business day to set up a call about the migration plan and its rollback path.