diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 86871ba77f6f14128cfd77925f65430e795f0734..9ec3e1c3ddf932daf9016f5327a4aa1db42c0e64 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -51,6 +51,99 @@ stages:
 # -------------
 
 
+# Python 2.7 on Linux
+core_build_linux_27:
+  <<: *core_build_job
+  variables: &core_build_linux_27_variables
+    PYTHON_VERSION: "2.7"
+  tags:
+    - conda-linux
+
+core_wheels_linux_27:
+  <<: *core_wheels_job
+  dependencies:
+    - core_build_linux_27
+  tags:
+    - conda-linux
+
+extra_build_linux_27:
+  <<: *extra_build_job
+  variables: *core_build_linux_27_variables
+  dependencies:
+    - core_build_linux_27
+  tags:
+    - conda-linux
+
+extra_wheels_linux_27:
+  <<: *extra_wheels_job
+  dependencies:
+    - extra_build_linux_27
+  tags:
+    - conda-linux
+
+
+# Python 3.4 on Linux
+core_build_linux_34:
+  <<: *core_build_job
+  variables: &core_build_linux_34_variables
+    PYTHON_VERSION: "3.4"
+  tags:
+    - conda-linux
+
+core_wheels_linux_34:
+  <<: *core_wheels_job
+  dependencies:
+    - core_build_linux_34
+  tags:
+    - conda-linux
+
+extra_build_linux_34:
+  <<: *extra_build_job
+  variables: *core_build_linux_34_variables
+  dependencies:
+    - core_build_linux_34
+  tags:
+    - conda-linux
+
+extra_wheels_linux_34:
+  <<: *extra_wheels_job
+  dependencies:
+    - extra_build_linux_34
+  tags:
+    - conda-linux
+
+
+# Python 3.5 on Linux
+core_build_linux_35:
+  <<: *core_build_job
+  variables: &core_build_linux_35_variables
+    PYTHON_VERSION: "3.5"
+  tags:
+    - conda-linux
+
+core_wheels_linux_35:
+  <<: *core_wheels_job
+  dependencies:
+    - core_build_linux_35
+  tags:
+    - conda-linux
+
+extra_build_linux_35:
+  <<: *extra_build_job
+  variables: *core_build_linux_35_variables
+  dependencies:
+    - core_build_linux_35
+  tags:
+    - conda-linux
+
+extra_wheels_linux_35:
+  <<: *extra_wheels_job
+  dependencies:
+    - extra_build_linux_35
+  tags:
+    - conda-linux
+
+
 # Python 2.7 on MacOSX
 core_build_macosx_27:
   <<: *core_build_job
@@ -80,3 +173,65 @@ extra_wheels_macosx_27:
     - extra_build_macosx_27
   tags:
     - conda-macosx
+
+
+# Python 3.4 on MacOSX
+core_build_macosx_34:
+  <<: *core_build_job
+  variables: &core_build_macosx_34_variables
+    PYTHON_VERSION: "3.4"
+  tags:
+    - conda-macosx
+
+core_wheels_macosx_34:
+  <<: *core_wheels_job
+  dependencies:
+    - core_build_macosx_34
+  tags:
+    - conda-macosx
+
+extra_build_macosx_34:
+  <<: *extra_build_job
+  variables: *core_build_macosx_34_variables
+  dependencies:
+    - core_build_macosx_34
+  tags:
+    - conda-macosx
+
+extra_wheels_macosx_34:
+  <<: *extra_wheels_job
+  dependencies:
+    - extra_build_macosx_34
+  tags:
+    - conda-macosx
+
+
+# Python 3.5 on MacOSX
+core_build_macosx_35:
+  <<: *core_build_job
+  variables: &core_build_macosx_35_variables
+    PYTHON_VERSION: "3.5"
+  tags:
+    - conda-macosx
+
+core_wheels_macosx_35:
+  <<: *core_wheels_job
+  dependencies:
+    - core_build_macosx_35
+  tags:
+    - conda-macosx
+
+extra_build_macosx_35:
+  <<: *extra_build_job
+  variables: *core_build_macosx_35_variables
+  dependencies:
+    - core_build_macosx_35
+  tags:
+    - conda-macosx
+
+extra_wheels_macosx_35:
+  <<: *extra_wheels_job
+  dependencies:
+    - extra_build_macosx_35
+  tags:
+    - conda-macosx