diff --git a/.kokoro/lint.cfg b/.kokoro/lint.cfg
new file mode 100644
index 0000000000..4e9f6f89f2
--- /dev/null
+++ b/.kokoro/lint.cfg
@@ -0,0 +1,7 @@
+# Format: //devtools/kokoro/config/proto/build.proto
+
+# Tell the trampoline which build file to use.
+env_vars: {
+    key: "TRAMPOLINE_BUILD_FILE"
+    value: "github/nodejs-docs-samples/.kokoro/lint.sh"
+}
diff --git a/.kokoro/lint.sh b/.kokoro/lint.sh
new file mode 100644
index 0000000000..b867b484cc
--- /dev/null
+++ b/.kokoro/lint.sh
@@ -0,0 +1,28 @@
+#!/bin/bash
+
+# Copyright 2018 Google LLC.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+      
+export GCLOUD_PROJECT=nodejs-docs-samples-tests
+export NODE_ENV=development
+
+cd github/nodejs-docs-samples/
+
+# Install dependencies
+npm install
+
+# Run lint
+npm run lint
+
+exit $?
diff --git a/circle.yml b/circle.yml
deleted file mode 100644
index e5147bc8c0..0000000000
--- a/circle.yml
+++ /dev/null
@@ -1,124 +0,0 @@
-# Copyright 2017, Google, Inc.
-# Licensed under the Apache License, Version 2.0 (the "License")
-# you may not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-#    http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS,
-# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
-
-# See:
-#
-#  https://circleci.com/docs/configuration/
-#  https://circleci.com/docs/install-and-use-yarn/
-
-machine:
-  node:
-    version: 6.14.2
-
-# Use for broader build-related configuration
-general:
-  branches:
-    ignore:
-      - gh-pages
-
-# Install your project's language-specific dependencies
-dependencies:
-  override:
-    - echo $KEYFILE > /home/ubuntu/nodejs-docs-samples/key.json
-    - gcloud auth activate-service-account --key-file /home/ubuntu/nodejs-docs-samples/key.json || true
-    - yarn global add ava nyc codecov @google-cloud/nodejs-repo-tools@1.4.17 @google-cloud/functions-emulator@1.0.0-beta.4
-    - yarn install
-    - yarn run lint
-    - samples test install -l=functions/background
-    - samples test install -l=functions/concepts
-    - samples test install -l=functions/datastore
-    - samples test install -l=functions/errorreporting
-    - samples test install -l=functions/gcs
-    - samples test install -l=functions/helloworld
-    - samples test install -l=functions/http
-    - samples test install -l=functions/imagemagick
-    - samples test install -l=functions/log
-    - samples test install -l=functions/ocr/app
-    - samples test install -l=functions/pubsub
-    - samples test install -l=functions/sendgrid
-    - samples test install -l=functions/slack
-    - samples test install -l=functions/spanner
-    - samples test install -l=functions/tips
-    - samples test install -l=functions/uuid
-  cache_directories:
-    - ~/.cache/yarn
-    - functions/background/node_modules
-    - functions/concepts/node_modules
-    - functions/datastore/node_modules
-    - functions/errorreporting/node_modules
-    - functions/gcs/node_modules
-    - functions/helloworld/node_modules
-    - functions/http/node_modules
-    - functions/imagemagick/node_modules
-    - functions/log/node_modules
-    - functions/ocr/app/node_modules
-    - functions/pubsub/node_modules
-    - functions/sendgrid/node_modules
-    - functions/slack/node_modules
-    - functions/spanner/node_modules
-    - functions/tips/node_modules
-    - functions/uuid/node_modules
-
-# Run your tests
-test:
-  override:
-    - export GCLOUD_PROJECT=nodejs-docs-samples-tests && functions-emulator start && cd functions/datastore && npm test && functions-emulator stop
-    # Only run if the PR is not coming from a fork.
-    - if [[ -z $CIRCLE_PR_USERNAME ]] ; then functions-emulator config set projectId $GCLOUD_PROJECT && functions-emulator start && cd functions/helloworld && npm test && functions-emulator stop; fi
-    - samples test run --cmd nyc -- --cache ava --verbose -T 30s 'functions/background/test/**/*.test.js'
-    - samples test run --cmd nyc -- --cache ava --verbose -T 30s 'functions/concepts/test/**/*.test.js'
-    - samples test run --cmd nyc -- --cache ava --verbose -T 30s 'functions/gcs/test/**/*.test.js'
-    - samples test run --cmd nyc -- --cache ava --verbose -T 30s 'functions/http/test/**/*.test.js'
-    - samples test run --cmd nyc -- --cache ava --verbose -T 30s 'functions/imagemagick/test/**/*.test.js'
-    - samples test run --cmd nyc -- --cache ava --verbose -T 30s 'functions/log/test/**/*.test.js'
-    - samples test run --cmd nyc -- --cache ava --verbose -T 30s 'functions/pubsub/test/**/*.test.js'
-    - samples test run --cmd nyc -- --cache ava --verbose -T 30s 'functions/sendgrid/test/**/*.test.js'
-    - samples test run --cmd nyc -- --cache ava --verbose -T 30s 'functions/slack/test/**/*.test.js'
-    - samples test run --cmd nyc -- --cache ava --verbose -T 30s 'functions/spanner/test/**/*.test.js'
-    - samples test run --cmd nyc -- --cache ava --verbose -T 30s 'functions/uuid/test/**/*.test.js'
-    - samples test run --cmd nyc -- --cache ava --verbose -T 30s 'functions/tips/test/**/*.test.js'
-  post:
-    - nyc report --reporter=lcov > coverage.lcov && codecov || true
-deployment:
-  tests:
-    branch: /.*/
-    owner: GoogleCloudPlatform
-    commands:
-      - node scripts/build "appengine/analytics"
-      - export SQL_PORT=3306; export INSTANCE_CONNECTION_NAME=$INSTANCE_CONNECTION_PREFIX-mysql; node scripts/build "appengine/cloudsql" -- --test-args "run system-test-proxy"
-      - export SQL_PORT=5432; export INSTANCE_CONNECTION_NAME=$INSTANCE_CONNECTION_PREFIX-pg; node scripts/build "appengine/cloudsql_postgresql" -- --test-args "run system-test-proxy"
-      - node scripts/build "appengine/datastore"
-      - node scripts/build "appengine/endpoints"
-      - node scripts/build "appengine/errorreporting"
-      - node scripts/build "appengine/hello-world/flexible"
-      - node scripts/build "appengine/hello-world/standard"
-      - node scripts/build "appengine/mailjet"
-      - node scripts/build "appengine/metadata/flexible"
-      - node scripts/build "appengine/metadata/standard"
-      - node scripts/build "appengine/static-files"
-      - GCLOUD_STORAGE_BUCKET=docs-samples-storage-flexible; node scripts/build "appengine/storage/flexible"
-      - GCLOUD_STORAGE_BUCKET=docs-samples-storage-standard; node scripts/build "appengine/storage/standard"
-      - node scripts/build "auth"
-      - node scripts/build "appengine/pubsub"
-      - export GCP_QUEUE=nodejs-test-queue-do-not-delete; node scripts/build "cloudtasks"
-      - node scripts/build "containerengine/hello-world"
-      - node scripts/build "debugger"
-      - node scripts/build "endpoints/getting-started"
-      # TODO(ace-n): Get this working again
-      # - node scripts/build "endpoints/getting-started-grpc"
-      - node scripts/build "error-reporting"
-      - node scripts/build "iot/manager"
-      - node scripts/build "kms"
-      - node scripts/build "language/slackbot"
-      - node scripts/build "storage-transfer"
-      - node scripts/build "trace"