diff --git a/.travis.yml b/.travis.yml
index 4f8f37c16e..85340645c0 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,21 +1,44 @@
 language: java
-
 jdk:
-- oraclejdk8
+  - oraclejdk8
+  - openjdk8
+  - oraclejdk9
+
+cache:
+  apt: true
+  directories:
+    - $HOME/.m2
 
 sudo: required
 
-#services:
-#- docker 000ctGQcXVGUjeURqQeHclLLpst2Td0uR6SgAGLEOxjeQ9ghzQWC/4x9BPW7xf7SkxhESWB2MMTvxma8xaV7hmNSsUK7tHyMLZPGdhDnPuUx2E6eNG4IZzUvcmHI4U=
+addons:
+  apt:
+    packages:
+    - jq
+
+matrix:
+  allow_failures:
+    - jdk: oraclejdk9
+
+script:
+  #run tests and integration tests
+  - mvn integration-test
+  #run jar sanity tests
+  - git clone https://github.com/alon-e/iri-regression
+  - cd iri-regression
+  - mkdir iri
+  - cp -rf ../target iri/target
+  - bash run_all_stable_tests.sh
+  - cd ..
+
+after_success:
+  #codacy-coverage send report
+  - test $TRAVIS_PULL_REQUEST = "false" && test $TRAVIS_JDK_VERSION = "oraclejdk8" && wget -O codacy-coverage-reporter-assembly-latest.jar $(curl https://api.github.com/repos/codacy/codacy-coverage-reporter/releases/latest | jq -r .assets[0].browser_download_url)
+  - test $TRAVIS_PULL_REQUEST = "false" && test $TRAVIS_JDK_VERSION = "oraclejdk8" && java -jar codacy-coverage-reporter-assembly-latest.jar report -l Java -r target/site/jacoco/jacoco.xml
 
-#after_success:
-#- openssl aes-256-cbc -K $encrypted_d7986c8d48fc_key -iv $encrypted_d7986c8d48fc_iv
-#  -in .snapcraft/travis_snapcraft.cfg -out .snapcraft/snapcraft.cfg -d
-#
 deploy:
 - provider: releases
   api_key:
-      #secure: 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
     secure: "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"
   file_glob: true
   file: target/*.jar*
@@ -27,17 +50,6 @@ deploy:
     repo: iotaledger/iri
     branch:
     - master
-      # - dev
-      #all_branches: true
-#- provider: script
-#script: docker run -v $(pwd):$(pwd) -t ubuntu:xenial sh -c "apt update -qq && apt
-#install snapcraft -y && cd $(pwd) && snapcraft && snapcraft push *.snap --release
-#edge"
-#skip_cleanup: true
-#on:
-#tags: true
-#repo: iotaledger/iri
-#branch: master
 env:
   global:
   - secure: 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