diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 93072b6..680255b 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -2,6 +2,7 @@
 stages:
   - build
   - code_quality
+  - lint
   - test
 
 include:
@@ -16,6 +17,7 @@ default:
 
 build-composer-dependencies:
   stage: build
+  needs: []
   variables:
     COMPOSER_CACHE_DIR: '.composer'
   script:
@@ -33,9 +35,62 @@ build-composer-dependencies:
 
 phpcs:
   stage: code_quality
+  needs:
+    - build-composer-dependencies
   script:
     - composer ci:php:sniff
 
+php-lint-php7.2:
+  image: php:7.2
+  stage: lint
+  needs: []
+  script:
+    - composer ci:php:lint
+
+php-lint-php7.3:
+  image: php:7.3
+  stage: lint
+  needs: []
+  script:
+    - composer ci:php:lint
+
+php-lint-php7.4:
+  image: php:7.4
+  stage: lint
+  needs: []
+  script:
+    - composer ci:php:lint
+
+ts-lint:
+  stage: lint
+  needs:
+    - build-composer-dependencies
+  script:
+    - composer ci:ts:lint
+
+json-lint:
+  stage: lint
+  needs:
+    - build-composer-dependencies
+  script:
+    - composer ci:json:lint
+
+yaml-lint:
+  stage: lint
+  needs:
+    - build-composer-dependencies
+  script:
+    - composer ci:yaml:lint
+
+xliff-lint:
+  stage: lint
+  needs:
+    - build-composer-dependencies
+  script:
+    - wget https://docs.oasis-open.org/xliff/v1.2/os/xliff-core-1.2-strict.xsd
+    - xmllint --schema ./xliff-core-1.2-strict.xsd
+      --noout $(find Resources -name '*.xlf')
+
 code_quality:
   before_script: []
 
diff --git a/.gitlab/build/docker_install.sh b/.gitlab/build/docker_install.sh
index bb7ddcf..885f4c9 100644
--- a/.gitlab/build/docker_install.sh
+++ b/.gitlab/build/docker_install.sh
@@ -5,9 +5,9 @@
 set -xe
 
 apt-get update -yqq
-apt-get install git libzip-dev unzip -yqq
+apt-get install git libzip-dev unzip libxml2-utils wget -yqq
 
 php -r "readfile('http://getcomposer.org/installer');" | php -- --install-dir=/usr/local/bin/ --filename=composer
 chmod +x /usr/local/bin/composer
 
-docker-php-ext-install zip
\ No newline at end of file
+docker-php-ext-install zip