diff --git a/.github/workflows/test.yml b/.github/workflows/build.yml
similarity index 65%
rename from .github/workflows/test.yml
rename to .github/workflows/build.yml
index 659f4618..fd5690fa 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/build.yml
@@ -11,9 +11,16 @@ jobs:
       fail-fast: false
 
       matrix:
-        config: [Release, Debug]
+        config:
+          - Release
+          - Debug
+
+        os:
+          - macos-latest
+          - ubuntu-latest
+          - windows-latest
+
         vtk-system: [true, false]
-        os: [ubuntu-latest, windows-latest, macos-latest]
 
         exclude:
           - os: macos-latest
@@ -25,7 +32,7 @@ jobs:
     runs-on: ${{ matrix.os }}
     container: ${{ matrix.os == 'ubuntu-latest' && 'fedora:38' || null }}
 
-    name: '🧪 Test on ${{ matrix.os }} [Config: "${{ matrix.config }}", VTK installed: "${{ matrix.vtk-system }}"]'
+    name: '🧪 Test on ${{ matrix.os }} ["${{ matrix.config }}", VTK: "${{ matrix.vtk-system }}"]'
 
     steps:
       - name: 📥 Checkout
@@ -40,13 +47,11 @@ jobs:
       - name: 🦥 Cache Dependencies
         uses: actions/cache@v3
         with:
-          key: ${{ matrix.os }}-${{ matrix.config }}-cache
-          path: |
-            deps-cache
-            build
+          key: test-${{ matrix.os }}-${{ matrix.config }}-${{ matrix.vtk-system }}
+          path: build
 
       - name: 🏗️ Compile
-        run: cmake -DCMAKE_BUILD_TYPE=${{ matrix.config }} -DCPM_SOURCE_CACHE=deps-cache -DVIENNALS_BUILD_TESTS=ON -B build && cmake --build build
+        run: cmake -DVIENNALS_BUILD_TESTS=ON -B build && cmake --build build --config ${{ matrix.config }}
 
       - name: 🧪 Test
         run: ctest -E "Benchmark|Performance" -C ${{ matrix.config }} --test-dir build
diff --git a/.github/workflows/python.yml b/.github/workflows/python.yml
index 4414eb34..3467e948 100644
--- a/.github/workflows/python.yml
+++ b/.github/workflows/python.yml
@@ -11,20 +11,12 @@ jobs:
       fail-fast: false
 
       matrix:
-        vtk-system: [true, false]
         os: [ubuntu-latest, windows-latest, macos-latest]
 
-        exclude:
-          - os: macos-latest
-            vtk-system: true
-
-          - os: windows-latest
-            vtk-system: true
-
     runs-on: ${{ matrix.os }}
     container: ${{ matrix.os == 'ubuntu-latest' && 'fedora:38' || null }}
 
-    name: '🐍 Build Bindings on ${{ matrix.os }} [VTK installed: "${{ matrix.vtk-system }}"]'
+    name: "🐍 Build Bindings on ${{ matrix.os }}"
 
     steps:
       - name: 📥 Checkout
@@ -34,7 +26,31 @@ jobs:
         uses: ./.github/actions/setup
         with:
           container: ${{ matrix.os }}
-          install-vtk: ${{ matrix.vtk-system }}
+          install-vtk: false
 
-      - name: 🐍 Build Python Module
-        run: pip3 install --user . -v
+      - name: 🦥 Cache Dependencies
+        uses: actions/cache@v3
+        with:
+          key: python-${{ matrix.os }}
+          path: build
+
+      - name: 🐍 Build and check Python Module (Windows)
+        if: ${{ matrix.os == 'windows-latest' }}
+        run: |
+          python3 -m venv venv
+          ./venv/Scripts/activate.bat
+          pip install .
+          python3 -c "import viennals2d; print(viennals2d.__doc__)"
+
+      - name: 🐍 Build and check Python Module (Other)
+        if: ${{ matrix.os != 'windows-latest' }}
+        run: |
+          python3 -m venv venv
+          ./venv/bin/pip install .
+          ./venv/bin/python -c "import viennals2d; print(viennals2d.__doc__)"
+
+      - name: 📦 Upload Artifact
+        uses: actions/upload-artifact@v3
+        with:
+          name: Pre-Built (${{ matrix.os }})
+          path: venv