diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index a1d5b2d7..5ef9d62c 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -18,50 +18,74 @@ concurrency:
   cancel-in-progress: ${{ github.ref != 'refs/heads/master' }}
 
 env:
-  NODE_VERSION: 18
   CACHE_KEY: "${{ github.ref }}-${{ github.run_id }}-${{ github.run_attempt }}"
 
 jobs:
+  configure:
+    name: Configure Build Matrix
+    runs-on: ubuntu-latest
+
+    outputs:
+      matrix: ${{ steps.set-matrix.outputs.matrix }}
+
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          ref: ${{ github.event.pull_request.head.sha || github.ref }}
+
+      - id: set-matrix
+        run: echo "matrix=$(jq -c . < ./.github/workflows/matrix.json)" >> $GITHUB_OUTPUT
+
   build:
+    needs: configure
+
     name: Build Package
     runs-on: ubuntu-latest
 
+    strategy:
+      matrix: ${{ fromJson(needs.configure.outputs.matrix) }}
+
     steps:
       - name: Checkout code
         uses: actions/checkout@v4
 
       - uses: ./.github/actions/build
         with:
-          node: ${{ env.NODE_VERSION }}
+          node: ${{ matrix.node }}
 
       - name: Save build artifacts
         uses: actions/cache/save@v3
         with:
           path: .
-          key: ${{ env.CACHE_KEY }}
+          key: ${{ matrix.node }}-${{ env.CACHE_KEY }}
 
   unit:
-    needs: build # Require build to complete before running tests
+    needs: [configure, build] # Require build to complete before running tests
 
     name: Run Unit Tests
     runs-on: ubuntu-latest
 
+    strategy:
+      matrix: ${{ fromJson(needs.configure.outputs.matrix) }}
+
     steps:
       - uses: actions/checkout@v4
 
       - uses: actions/setup-node@v3
         with:
-          node-version: ${{ env.NODE_VERSION }}
+          node-version: ${{ matrix.node }}
           cache: npm
 
       - uses: actions/cache/restore@v3
         with:
           path: .
-          key: ${{ env.CACHE_KEY }}
+          key: ${{ matrix.node }}-${{ env.CACHE_KEY }}
 
       - run: npm run test:ci
 
-      - uses: codecov/codecov-action@eaaf4bedf32dbdc6b720b63067d99c4d77d6047d # pin@3.1.4
+      # only upload coverage on one node version
+      - if: matrix.node == 18
+        uses: codecov/codecov-action@eaaf4bedf32dbdc6b720b63067d99c4d77d6047d # pin@3.1.4
 
   lint:
     needs: build # Require build to complete before running tests
@@ -74,12 +98,12 @@ jobs:
 
       - uses: actions/setup-node@v3
         with:
-          node-version: ${{ env.NODE_VERSION }}
+          node-version: ${{ matrix.node }}
           cache: npm
 
       - uses: actions/cache/restore@v3
         with:
           path: .
-          key: ${{ env.CACHE_KEY }}
+          key: ${{ matrix.node }}-${{ env.CACHE_KEY }}
 
       - run: npm run lint