Learn CIRCLECI-CONFIG with Real Code Examples

Updated Nov 27, 2025

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Code Sample Descriptions

Simple CircleCI Pipeline

# .circleci/config.yml
version: 2.1
jobs:
    build:
        docker:
        - image: cimg/node:16.14
        steps:
        - checkout
        - run: npm install
        - run: npm run build

test:
    docker:
        - image: cimg/node:16.14
        steps:
        - checkout
        - run: npm install
        - run: npm test

workflows:
    version: 2
    build_and_test:
        jobs:
        - build
        - test

A simple CircleCI config to build and test a Node.js application.

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