diff --git a/.github/workflows/ports_esp32.yml b/.github/workflows/ports_esp32.yml
index 117ae897aa..9c8a8998a2 100644
--- a/.github/workflows/ports_esp32.yml
+++ b/.github/workflows/ports_esp32.yml
@@ -18,7 +18,13 @@ concurrency:
   cancel-in-progress: true
 
 jobs:
-  build_idf50:
+  build_idf:
+    strategy:
+      fail-fast: false
+      matrix:
+        ci_func:  # names are functions in ci.sh
+          - esp32_build_cmod_s2
+          - esp32_build_s3_c3
     runs-on: ubuntu-20.04
     steps:
     - uses: actions/checkout@v4
@@ -42,5 +48,5 @@ jobs:
       if: steps.cache_esp_idf.outputs.cache-hit != 'true'
       run: source tools/ci.sh && ci_esp32_idf_setup
 
-    - name: Build
-      run: source tools/ci.sh && ci_esp32_build
+    - name: Build ci_${{matrix.ci_func }}
+      run: source tools/ci.sh && ci_${{ matrix.ci_func }}
diff --git a/tools/ci.sh b/tools/ci.sh
index 34260334d8..23fa389094 100755
--- a/tools/ci.sh
+++ b/tools/ci.sh
@@ -130,19 +130,30 @@ function ci_esp32_idf_setup {
     ./esp-idf/install.sh
 }
 
-function ci_esp32_build {
+function ci_esp32_build_common {
     source esp-idf/export.sh
     make ${MAKEOPTS} -C mpy-cross
     make ${MAKEOPTS} -C ports/esp32 submodules
+}
+
+function ci_esp32_build_cmod_s2 {
+    ci_esp32_build_common
+
     make ${MAKEOPTS} -C ports/esp32 \
         USER_C_MODULES=../../../examples/usercmodule/micropython.cmake \
         FROZEN_MANIFEST=$(pwd)/ports/esp32/boards/manifest_test.py
-    make ${MAKEOPTS} -C ports/esp32 BOARD=ESP32_GENERIC_C3
-    make ${MAKEOPTS} -C ports/esp32 BOARD=ESP32_GENERIC_S2
-    make ${MAKEOPTS} -C ports/esp32 BOARD=ESP32_GENERIC_S3
 
     # Test building native .mpy with xtensawin architecture.
     ci_native_mpy_modules_build xtensawin
+
+    make ${MAKEOPTS} -C ports/esp32 BOARD=ESP32_GENERIC_S2
+}
+
+function ci_esp32_build_s3_c3 {
+    ci_esp32_build_common
+
+    make ${MAKEOPTS} -C ports/esp32 BOARD=ESP32_GENERIC_S3
+    make ${MAKEOPTS} -C ports/esp32 BOARD=ESP32_GENERIC_C3
 }
 
 ########################################################################################