diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 0a7b8b8..1cb1fda 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -158,10 +158,55 @@ jobs:
         uses: actions/setup-node@48b55a011bda9f5d6aeb4c2d9c7362e8dae4041e # v6.4.0
         with:
           node-version: 22.x
+      - name: Cache node_modules
+        id: cache-node-modules
+        uses: actions/cache@27d5ce7f107fe9357f9df03efb73ab90386fccae # v5.0.5
+        with:
+          path: node_modules
+          key: node-modules-${{ runner.os }}-${{ hashFiles('yarn.lock') }}
+      - name: Cache agent venv
+        id: cache-agent-venv
+        uses: actions/cache@27d5ce7f107fe9357f9df03efb73ab90386fccae # v5.0.5
+        with:
+          path: agent/.venv
+          key: agent-venv-${{ runner.os }}-${{ hashFiles('agent/uv.lock') }}
+      - name: Cache Jest transforms
+        id: cache-jest
+        uses: actions/cache@27d5ce7f107fe9357f9df03efb73ab90386fccae # v5.0.5
+        with:
+          path: cdk/.jest-cache
+          key: jest-${{ runner.os }}-${{ hashFiles('yarn.lock') }}-${{ github.sha }}
+          restore-keys: |
+            jest-${{ runner.os }}-${{ hashFiles('yarn.lock') }}-
+      - name: Cache TypeScript build info
+        id: cache-tsc
+        uses: actions/cache@27d5ce7f107fe9357f9df03efb73ab90386fccae # v5.0.5
+        with:
+          path: |
+            cdk/tsconfig.tsbuildinfo
+            cli/tsconfig.tsbuildinfo
+          key: tsc-${{ runner.os }}-${{ hashFiles('cdk/src/**', 'cdk/tsconfig.json', 'cdk/tsconfig.dev.json', 'cli/src/**', 'cli/tsconfig.json') }}
+          restore-keys: |
+            tsc-${{ runner.os }}-
       - name: Install dependencies
-        run: mise run install
+        env:
+          CACHE_NODE: ${{ steps.cache-node-modules.outputs.cache-hit }}
+          CACHE_VENV: ${{ steps.cache-agent-venv.outputs.cache-hit }}
+          CACHE_JEST: ${{ steps.cache-jest.outputs.cache-hit }}
+        run: |
+          echo "::group::Cache status"
+          echo "node_modules: ${CACHE_NODE:-MISS}"
+          echo "agent .venv:  ${CACHE_VENV:-MISS}"
+          echo "jest transforms: ${CACHE_JEST:-MISS}"
+          echo "::endgroup::"
+          SECONDS=0
+          mise run install
+          echo "::notice::Install completed in ${SECONDS}s (node_modules=${CACHE_NODE:-miss}, venv=${CACHE_VENV:-miss}, jest=${CACHE_JEST:-miss})"
       - name: build
-        run: mise run build
+        run: |
+          SECONDS=0
+          mise run build
+          echo "::notice::Build completed in ${SECONDS}s"
       - name: Upload CDK artifact (${{ matrix.compute_type }})
         uses: actions/upload-artifact@043fb46d1a93c77aae656e7c1c64a875d1fc6a0a # v7.0.1
         with:
diff --git a/.gitignore b/.gitignore
index ff85180..5c67d39 100644
--- a/.gitignore
+++ b/.gitignore
@@ -22,6 +22,8 @@ pids
 coverage
 *.lcov
 .nyc_output
+.jest-cache
+*.tsbuildinfo
 lib-cov
 report.[0-9]*.[0-9]*.[0-9]*.[0-9]*.json
 /test-reports/
diff --git a/cdk/package.json b/cdk/package.json
index b76339a..fecad53 100644
--- a/cdk/package.json
+++ b/cdk/package.json
@@ -65,6 +65,7 @@
     "node": ">= 20.x <= 24.x"
   },
   "jest": {
+    "cacheDirectory": "<rootDir>/.jest-cache",
     "coverageProvider": "v8",
     "testMatch": [
       "<rootDir>/@(src|test)/**/*(*.)@(spec|test).ts?(x)",
diff --git a/cdk/tsconfig.json b/cdk/tsconfig.json
index 0d414c0..eca6683 100644
--- a/cdk/tsconfig.json
+++ b/cdk/tsconfig.json
@@ -1,5 +1,6 @@
 {
   "compilerOptions": {
+    "incremental": true,
     "rootDir": "src",
     "outDir": "lib",
     "alwaysStrict": true,
diff --git a/cli/tsconfig.json b/cli/tsconfig.json
index 28bd075..b6f7394 100644
--- a/cli/tsconfig.json
+++ b/cli/tsconfig.json
@@ -1,5 +1,6 @@
 {
   "compilerOptions": {
+    "incremental": true,
     "rootDir": "src",
     "outDir": "lib",
     "alwaysStrict": true,
diff --git a/mise.toml b/mise.toml
index acafafc..274342f 100644
--- a/mise.toml
+++ b/mise.toml
@@ -160,7 +160,6 @@ run = [
   "MISE_EXPERIMENTAL=1 mise //cdk:build",
   "MISE_EXPERIMENTAL=1 mise //cli:build",
   "MISE_EXPERIMENTAL=1 mise //docs:build",
-  "MISE_EXPERIMENTAL=1 mise //docs:sync",
 ]
 
 [tasks.default]