diff --git a/.gitignore b/.gitignore
index 730f39c..e0b2c51 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,5 +1,5 @@
 .gradle
-*/build
+build/
 .DS_Store
 .idea
 spark-warehouse
@@ -7,4 +7,4 @@ spark-warehouse
 *.iml
 *.iws
 
-isolation-forest/bin
\ No newline at end of file
+isolation-forest/bin
diff --git a/.travis.yml b/.travis.yml
index 9e74d28..046de59 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -11,11 +11,32 @@ jdk:
 jobs:
   include:
     - scala: 2.11.8
-      env: SPARK_VERSION=2.3.0 PERFORM_RELEASE=true  # Only one build should have PERFORM_RELEASE=true.
+      env: SPARK_VERSION=2.3.0
+      script: ./gradlew build -s -PscalaVersion=$TRAVIS_SCALA_VERSION -PsparkVersion=$SPARK_VERSION;
     - scala: 2.11.8
-      env: SPARK_VERSION=2.4.3 PERFORM_RELEASE=false
+      env: SPARK_VERSION=2.4.3
+      script: ./gradlew build -s -PscalaVersion=$TRAVIS_SCALA_VERSION -PsparkVersion=$SPARK_VERSION;
     - scala: 2.12.11
-      env: SPARK_VERSION=2.4.3 PERFORM_RELEASE=false
+      env: SPARK_VERSION=2.4.3
+      script: ./gradlew build -s -PscalaVersion=$TRAVIS_SCALA_VERSION -PsparkVersion=$SPARK_VERSION;
+    - stage: upload
+      scala: 2.11.8
+      env: SPARK_VERSION=2.3.0
+      script: ./gradlew bintrayUpload -s -PscalaVersion=$TRAVIS_SCALA_VERSION -PsparkVersion=$SPARK_VERSION
+      if: (branch = master) AND NOT (type = pull_request)
+    - scala: 2.11.8
+      env: SPARK_VERSION=2.4.3
+      script: ./gradlew bintrayUpload -s -PscalaVersion=$TRAVIS_SCALA_VERSION -PsparkVersion=$SPARK_VERSION
+      if: (branch = master) AND NOT (type = pull_request)
+    - scala: 2.12.11
+      env: SPARK_VERSION=2.4.3
+      script: ./gradlew bintrayUpload -s -PscalaVersion=$TRAVIS_SCALA_VERSION -PsparkVersion=$SPARK_VERSION
+      if: (branch = master) AND NOT (type = pull_request)
+    - stage: release
+      scala: 2.11.8
+      env: SPARK_VERSION=2.3.0
+      script: ./gradlew build -s -PscalaVersion=$TRAVIS_SCALA_VERSION -PsparkVersion=$SPARK_VERSION && ./gradlew ciPerformRelease;
+      if: (branch = master) AND NOT (type = pull_request)
 
 # Skipping install step to avoid having Travis run arbitrary './gradlew assemble' task
 # https://docs.travis-ci.com/user/customizing-the-build/#Skipping-the-Installation-Step
@@ -25,15 +46,4 @@ install:
 # Don't build tags
 branches:
   except:
-  - /^v\d/
-
-# Build and perform release (if needed).
-# Currently, only one build is released using Shipkit. Once Shipkit supports releasing multiple builds under the same
-# version, we will automatically publish the artifacts from all builds.
-# https://github.com/mockito/shipkit/issues/858
-script:
-  - if [ $PERFORM_RELEASE == true ]; then
-      ./gradlew build -s -PscalaVersion=$TRAVIS_SCALA_VERSION -PsparkVersion=$SPARK_VERSION && ./gradlew ciPerformRelease;
-    else
-      ./gradlew build -s -PscalaVersion=$TRAVIS_SCALA_VERSION -PsparkVersion=$SPARK_VERSION;
-    fi
+    - /^v\d/
diff --git a/build/shipkit/all-contributors.json b/build/shipkit/all-contributors.json
deleted file mode 100644
index 48df9c7..0000000
--- a/build/shipkit/all-contributors.json
+++ /dev/null
@@ -1 +0,0 @@
-[{ "name": "James Verbus", "login": "jverbus", "profileUrl": "https:\/\/github.com\/jverbus", "numberOfContributions": "1" }]
\ No newline at end of file