diff --git a/.circleci/config.yml b/.circleci/config.yml
index d1407a18..ccd3cff7 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -12,14 +12,20 @@ jobs:
           key: jars-{{ checksum "build.gradle" }}-{{ checksum  "app/build.gradle" }}-{{ checksum  "core/build.gradle" }}-{{ checksum  "core-android/build.gradle" }}
       - run:
           name: Get Dependencies
-          command: ./gradlew androidDependencies
+          command: ./gradlew androidDependencies --no-daemon
       - save_cache:
           paths:
             - ~/.gradle
           key: jars-{{ checksum "build.gradle" }}-{{ checksum  "app/build.gradle" }}-{{ checksum  "core/build.gradle" }}-{{ checksum  "core-android/build.gradle" }}
       - run:
           name: Run Tests
-          command: ./gradlew check
+          command: ./gradlew check --stacktrace --no-parallel --no-daemon
+      - run:
+          name: Run Tests Firebase
+          command: mkdir ~/gcloud
+            && curl https://dl.google.com/dl/cloudsdk/channels/rapid/downloads/google-cloud-sdk-291.0.0-linux-x86_64.tar.gz | tar xz -C ~/gcloud
+            && echo "export PATH=~/gcloud/google-cloud-sdk/bin:$PATH" >> $BASH_ENV
+            && ./gradlew runInstrumentedTestsOnFirebase --stacktrace --no-daemon
       - store_artifacts:
           path: app/build/reports
           destination: app/reports
@@ -34,6 +40,8 @@ jobs:
           destination: feature/push/reports
       - store_test_results:
           path: app/build/test-results
+      - store_test_results:
+          path: core-android/build/test-results
       - store_test_results:
           path: core/build/test-results
       - store_test_results:
@@ -41,4 +49,3 @@ jobs:
       - store_test_results:
           path: feature/push/build/test-results
 
-
diff --git a/README.md b/README.md
index 325ff6b7..01386485 100644
--- a/README.md
+++ b/README.md
@@ -18,6 +18,5 @@ Experimental architecture app with example usage intended to be a showcase, test
 - `Navigator` pattern to be able to easily navigate without `Context`
 - `TopActivityProvider` to avoid having `Context` dependencie everywhere and to be able to have cleaner pure Kotlin interfaces
 - Uses [LiveData-Testing](https://github.com/jraska/livedata-testing) to test ViewModel. [Article](https://android.jlelse.eu/effective-livedata-and-viewmodel-testing-17f25069fcd4)
-- Module Graph generation into Graphviz is implemented together with highlighting longest path in the graph. See [PR #205](https://github.com/jraska/github-client/pull/205}
-- Module Graph measurement is used to assert height of dependency graph. See `/buildSrc` and [PR #205](https://github.com/jraska/github-client/pull/204).
-Adding features by decoration to all screens implemented. See [PR #189](https://github.com/jraska/github-client/pull/189)
+- Example usage of [module graph assertion](https://proandroiddev.com/module-rules-protect-your-build-time-and-architecture-d1194c7cc6bc) - see [here](https://github.com/jraska/github-client/blob/be3b06558118721968547de9237e9b48d1a8833d/app/build.gradle#L141).
+- Tests are run on Firebase Test Lab. [See PR](https://github.com/jraska/github-client/pull/233)
diff --git a/app/build.gradle b/app/build.gradle
index 59a4d502..4bfd62e6 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -146,6 +146,8 @@ moduleGraphAssert {
 }
 
 apply plugin: 'com.google.gms.google-services'
+
+apply from: 'firebase-test-lab.gradle'
 repositories {
   mavenCentral()
 }
diff --git a/app/firebase-test-lab.gradle b/app/firebase-test-lab.gradle
new file mode 100644
index 00000000..6e2110b0
--- /dev/null
+++ b/app/firebase-test-lab.gradle
@@ -0,0 +1,42 @@
+project.afterEvaluate {
+  def setupGCloudProject = tasks.register("setupGCloudProject", Exec.class) {
+    commandLine = "gcloud config set project github-client-25b47".split(' ')
+    dependsOn(project.tasks.named("assembleDebugAndroidTest"))
+  }
+
+  def setupGCloudAccount = tasks.register("setupGCloudAccount", Exec.class) {
+    def credentialsPath = createCredentialsFile()
+    commandLine = "gcloud auth activate-service-account --key-file $credentialsPath".split(' ')
+
+    dependsOn(setupGCloudProject)
+  }
+
+  tasks.register("runInstrumentedTestsOnFirebase", Exec.class) {
+    def appApk = "${project.buildDir}/outputs/apk/debug/app-debug.apk"
+    def testApk = "${project.buildDir}/outputs/apk/androidTest/debug/app-debug-androidTest.apk"
+    def device = "model=flame,version=29,locale=en,orientation=portrait"
+
+    commandLine =
+      ("gcloud " +
+        "firebase test android run " +
+        "--app $appApk " +
+        "--test $testApk " +
+        "--device $device " +
+        "--no-performance-metrics")
+        .split(' ')
+
+    dependsOn(project.tasks.named("assembleDebugAndroidTest"))
+    dependsOn(project.tasks.named("assembleDebug"))
+    dependsOn(setupGCloudAccount)
+  }
+}
+
+String createCredentialsFile() {
+  def credentialsPath = "$projectDir/credentials.json"
+  def credentials = System.getenv("GCLOUD_CREDENTIALS")
+  if (credentials != null) {
+    new File(credentialsPath).write(credentials)
+  }
+  return credentialsPath
+}
+
diff --git a/build.gradle b/build.gradle
index 698f0982..4814b617 100644
--- a/build.gradle
+++ b/build.gradle
@@ -9,8 +9,8 @@ buildscript {
   }
   dependencies {
     classpath 'com.android.tools.build:gradle:3.6.3'
-    classpath 'com.google.gms:google-services:4.3.3'
     classpath 'com.google.firebase:firebase-plugins:2.0.0'
+    classpath 'com.google.gms:google-services:4.3.3'
     classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"
     classpath 'io.fabric.tools:gradle:1.31.2'
   }
@@ -41,3 +41,11 @@ subprojects {
     }
   }
 }
+
+subprojects {
+  tasks.configureEach {
+    if (name.startsWith("lint")) {
+      enabled = false
+    }
+  }
+}
diff --git a/gradle.properties b/gradle.properties
index 48251c9f..ee0bca22 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -1,6 +1,6 @@
 # suppress inspection "UnusedProperty" for whole file
 # Default value: -Xmx1024m -XX:MaxPermSize=256m
-org.gradle.jvmargs=-Xmx2048m -XX:MaxPermSize=512m -XX:+HeapDumpOnOutOfMemoryError -Dfile.encoding=UTF-8
+org.gradle.jvmargs=-Xmx2560m -XX:MaxPermSize=512m -XX:+HeapDumpOnOutOfMemoryError -Dfile.encoding=UTF-8
 org.gradle.parallel=true
 org.gradle.daemon=true
 android.useAndroidX=true
diff --git a/gradle/wrapper/gradle-wrapper.properties b/gradle/wrapper/gradle-wrapper.properties
index 84a90661..fd0c5a38 100644
--- a/gradle/wrapper/gradle-wrapper.properties
+++ b/gradle/wrapper/gradle-wrapper.properties
@@ -1,5 +1,5 @@
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-6.2.2-all.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-6.4-all.zip
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists