diff --git a/.github/file-filters.yaml b/.github/file-filters.yaml
new file mode 100644
index 000000000000..886cd3919ac2
--- /dev/null
+++ b/.github/file-filters.yaml
@@ -0,0 +1,12 @@
+rust_code: ['**/*.rs', '**/Cargo.toml', '**/Cargo.lock']
+
+v14: ['vendor/postgres-v14/**', 'Makefile', 'pgxn/**']
+v15: ['vendor/postgres-v15/**', 'Makefile', 'pgxn/**']
+v16: ['vendor/postgres-v16/**', 'Makefile', 'pgxn/**']
+v17: ['vendor/postgres-v17/**', 'Makefile', 'pgxn/**']
+
+rebuild_neon_extra:
+    - .github/workflows/neon_extra_builds.yml
+
+rebuild_macos:
+    - .github/workflows/build-macos.yml
diff --git a/.github/workflows/build-macos.yml b/.github/workflows/build-macos.yml
new file mode 100644
index 000000000000..01d82a1ed2e7
--- /dev/null
+++ b/.github/workflows/build-macos.yml
@@ -0,0 +1,241 @@
+name: Check neon with MacOS builds
+
+on:
+  workflow_call:
+    inputs:
+      pg_versions:
+        description: "Array of the pg versions to build for, for example: ['v14', 'v17']"
+        type: string
+        default: '[]'
+        required: false
+      rebuild_rust_code:
+        description: "Rebuild Rust code"
+        type: boolean
+        default: false
+        required: false
+      rebuild_everything:
+        description: "If true, rebuild for all versions"
+        type: boolean
+        default: false
+        required: false
+
+env:
+  RUST_BACKTRACE: 1
+  COPT: '-Werror'
+
+# TODO: move `check-*` and `files-changed` jobs to the "Caller" Workflow
+# We should care about that as Github has limitations:
+# - You can connect up to four levels of workflows
+# - You can call a maximum of 20 unique reusable workflows from a single workflow file.
+# https://docs.github.com/en/actions/sharing-automations/reusing-workflows#limitations
+jobs:
+  build-pgxn:
+    if: |
+      (inputs.pg_versions != '[]' || inputs.rebuild_everything) && (
+        contains(github.event.pull_request.labels.*.name, 'run-extra-build-macos')  ||
+        contains(github.event.pull_request.labels.*.name, 'run-extra-build-*') ||
+        github.ref_name == 'main'
+      )
+    timeout-minutes: 30
+    runs-on: macos-15
+    strategy:
+      matrix:
+        postgres-version: ${{ inputs.rebuild_everything && fromJson('["v14", "v15", "v16", "v17"]') || fromJSON(inputs.pg_versions) }}
+    env:
+      # Use release build only, to have less debug info around
+      # Hence keeping target/ (and general cache size) smaller
+      BUILD_TYPE: release
+    steps:
+      - name: Checkout main repo
+        uses: actions/checkout@v4
+
+      - name: Set pg ${{ matrix.postgres-version }} for caching
+        id: pg_rev
+        run: echo pg_rev=$(git rev-parse HEAD:vendor/postgres-${{ matrix.postgres-version }}) | tee -a "${GITHUB_OUTPUT}"
+
+      - name: Cache postgres ${{ matrix.postgres-version }} build
+        id: cache_pg
+        uses: actions/cache@v4
+        with:
+          path: pg_install/${{ matrix.postgres-version }}
+          key: v1-${{ runner.os }}-${{ runner.arch }}-${{ env.BUILD_TYPE }}-pg-${{ matrix.postgres-version }}-${{ steps.pg_rev.outputs.pg_rev }}-${{ hashFiles('Makefile') }}
+
+      - name: Checkout submodule vendor/postgres-${{ matrix.postgres-version }}
+        if: steps.cache_pg.outputs.cache-hit != 'true'
+        run: |
+          git submodule init vendor/postgres-${{ matrix.postgres-version }}
+          git submodule update --depth 1 --recursive
+
+      - name: Install build dependencies
+        if: steps.cache_pg.outputs.cache-hit != 'true'
+        run: |
+          brew install flex bison openssl protobuf icu4c
+
+      - name: Set extra env for macOS
+        if: steps.cache_pg.outputs.cache-hit != 'true'
+        run: |
+          echo 'LDFLAGS=-L/usr/local/opt/openssl@3/lib' >> $GITHUB_ENV
+          echo 'CPPFLAGS=-I/usr/local/opt/openssl@3/include' >> $GITHUB_ENV
+
+      - name: Build Postgres ${{ matrix.postgres-version }}
+        if: steps.cache_pg.outputs.cache-hit != 'true'
+        run: |
+          make postgres-${{ matrix.postgres-version }} -j$(sysctl -n hw.ncpu)
+
+      - name: Build Neon Pg Ext ${{ matrix.postgres-version }}
+        if: steps.cache_pg.outputs.cache-hit != 'true'
+        run: |
+          make "neon-pg-ext-${{ matrix.postgres-version }}" -j$(sysctl -n hw.ncpu)
+
+      - name: Get postgres headers ${{ matrix.postgres-version }}
+        if: steps.cache_pg.outputs.cache-hit != 'true'
+        run: |
+          make postgres-headers-${{ matrix.postgres-version }} -j$(sysctl -n hw.ncpu)
+
+  build-walproposer-lib:
+    if: |
+      (inputs.pg_versions != '[]' || inputs.rebuild_everything) && (
+        contains(github.event.pull_request.labels.*.name, 'run-extra-build-macos')  ||
+        contains(github.event.pull_request.labels.*.name, 'run-extra-build-*') ||
+        github.ref_name == 'main'
+      )
+    timeout-minutes: 30
+    runs-on: macos-15
+    needs: [build-pgxn]
+    env:
+      # Use release build only, to have less debug info around
+      # Hence keeping target/ (and general cache size) smaller
+      BUILD_TYPE: release
+    steps:
+      - name: Checkout main repo
+        uses: actions/checkout@v4
+
+      - name: Set pg v17 for caching
+        id: pg_rev
+        run: echo pg_rev=$(git rev-parse HEAD:vendor/postgres-v17) | tee -a "${GITHUB_OUTPUT}"
+
+      - name: Cache postgres v17 build
+        id: cache_pg
+        uses: actions/cache@v4
+        with:
+          path: pg_install/v17
+          key: v1-${{ runner.os }}-${{ runner.arch }}-${{ env.BUILD_TYPE }}-pg-v17-${{ steps.pg_rev.outputs.pg_rev }}-${{ hashFiles('Makefile') }}
+
+      - name: Cache walproposer-lib
+        id: cache_walproposer_lib
+        uses: actions/cache@v4
+        with:
+          path: pg_install/build/walproposer-lib
+          key: v1-${{ runner.os }}-${{ runner.arch }}-${{ env.BUILD_TYPE }}-walproposer_lib-v17-${{ steps.pg_rev.outputs.pg_rev }}-${{ hashFiles('Makefile') }}
+
+      - name: Checkout submodule vendor/postgres-v17
+        if: steps.cache_walproposer_lib.outputs.cache-hit != 'true'
+        run: |
+          git submodule init vendor/postgres-v17
+          git submodule update --depth 1 --recursive
+
+      - name: Install build dependencies
+        if: steps.cache_walproposer_lib.outputs.cache-hit != 'true'
+        run: |
+          brew install flex bison openssl protobuf icu4c
+
+      - name: Set extra env for macOS
+        if: steps.cache_walproposer_lib.outputs.cache-hit != 'true'
+        run: |
+          echo 'LDFLAGS=-L/usr/local/opt/openssl@3/lib' >> $GITHUB_ENV
+          echo 'CPPFLAGS=-I/usr/local/opt/openssl@3/include' >> $GITHUB_ENV
+
+      - name: Build walproposer-lib (only for v17)
+        if: steps.cache_walproposer_lib.outputs.cache-hit != 'true'
+        run:
+          make walproposer-lib -j$(sysctl -n hw.ncpu)
+
+  cargo-build:
+    if: |
+      (inputs.pg_versions != '[]' || inputs.rebuild_rust_code || inputs.rebuild_everything) && (
+        contains(github.event.pull_request.labels.*.name, 'run-extra-build-macos')  ||
+        contains(github.event.pull_request.labels.*.name, 'run-extra-build-*') ||
+        github.ref_name == 'main'
+      )
+    timeout-minutes: 30
+    runs-on: macos-15
+    needs: [build-pgxn, build-walproposer-lib]
+    env:
+      # Use release build only, to have less debug info around
+      # Hence keeping target/ (and general cache size) smaller
+      BUILD_TYPE: release
+    steps:
+      - name: Checkout main repo
+        uses: actions/checkout@v4
+        with:
+          submodules: true
+
+      - name: Set pg v14 for caching
+        id: pg_rev_v14
+        run: echo pg_rev=$(git rev-parse HEAD:vendor/postgres-v14) | tee -a "${GITHUB_OUTPUT}"
+      - name: Set pg v15 for caching
+        id: pg_rev_v15
+        run: echo pg_rev=$(git rev-parse HEAD:vendor/postgres-v15) | tee -a "${GITHUB_OUTPUT}"
+      - name: Set pg v16 for caching
+        id: pg_rev_v16
+        run: echo pg_rev=$(git rev-parse HEAD:vendor/postgres-v16) | tee -a "${GITHUB_OUTPUT}"
+      - name: Set pg v17 for caching
+        id: pg_rev_v17
+        run: echo pg_rev=$(git rev-parse HEAD:vendor/postgres-v17) | tee -a "${GITHUB_OUTPUT}"
+
+      - name: Cache postgres v14 build
+        id: cache_pg
+        uses: actions/cache@v4
+        with:
+          path: pg_install/v14
+          key: v1-${{ runner.os }}-${{ runner.arch }}-${{ env.BUILD_TYPE }}-pg-v14-${{ steps.pg_rev_v14.outputs.pg_rev }}-${{ hashFiles('Makefile') }}
+      - name: Cache postgres v15 build
+        id: cache_pg_v15
+        uses: actions/cache@v4
+        with:
+          path: pg_install/v15
+          key: v1-${{ runner.os }}-${{ runner.arch }}-${{ env.BUILD_TYPE }}-pg-v15-${{ steps.pg_rev_v15.outputs.pg_rev }}-${{ hashFiles('Makefile') }}
+      - name: Cache postgres v16 build
+        id: cache_pg_v16
+        uses: actions/cache@v4
+        with:
+          path: pg_install/v16
+          key: v1-${{ runner.os }}-${{ runner.arch }}-${{ env.BUILD_TYPE }}-pg-v16-${{ steps.pg_rev_v16.outputs.pg_rev }}-${{ hashFiles('Makefile') }}
+      - name: Cache postgres v17 build
+        id: cache_pg_v17
+        uses: actions/cache@v4
+        with:
+          path: pg_install/v17
+          key: v1-${{ runner.os }}-${{ runner.arch }}-${{ env.BUILD_TYPE }}-pg-v17-${{ steps.pg_rev_v17.outputs.pg_rev }}-${{ hashFiles('Makefile') }}
+
+      - name: Cache cargo deps (only for v17)
+        uses: actions/cache@v4
+        with:
+          path: |
+            ~/.cargo/registry
+            !~/.cargo/registry/src
+            ~/.cargo/git
+            target
+          key: v1-${{ runner.os }}-${{ runner.arch }}-cargo-${{ hashFiles('./Cargo.lock') }}-${{ hashFiles('./rust-toolchain.toml') }}-rust
+
+      - name: Cache walproposer-lib
+        id: cache_walproposer_lib
+        uses: actions/cache@v4
+        with:
+          path: pg_install/build/walproposer-lib
+          key: v1-${{ runner.os }}-${{ runner.arch }}-${{ env.BUILD_TYPE }}-walproposer_lib-v17-${{ steps.pg_rev_v17.outputs.pg_rev }}-${{ hashFiles('Makefile') }}
+
+      - name: Install build dependencies
+        run: |
+          brew install flex bison openssl protobuf icu4c
+
+      - name: Set extra env for macOS
+        run: |
+          echo 'LDFLAGS=-L/usr/local/opt/openssl@3/lib' >> $GITHUB_ENV
+          echo 'CPPFLAGS=-I/usr/local/opt/openssl@3/include' >> $GITHUB_ENV
+
+      - name: Run cargo build (only for v17)
+        run: PQ_LIB_DIR=$(pwd)/pg_install/v17/lib cargo build --all --release -j$(sysctl -n hw.ncpu)
+
+      - name: Check that no warnings are produced (only for v17)
+        run: ./run_clippy.sh
diff --git a/.github/workflows/neon_extra_builds.yml b/.github/workflows/neon_extra_builds.yml
index 1f85c2e1023a..5b5910badf37 100644
--- a/.github/workflows/neon_extra_builds.yml
+++ b/.github/workflows/neon_extra_builds.yml
@@ -31,19 +31,15 @@ jobs:
     uses: ./.github/workflows/build-build-tools-image.yml
     secrets: inherit
 
-  check-macos-build:
-    needs: [ check-permissions ]
-    if: |
-      contains(github.event.pull_request.labels.*.name, 'run-extra-build-macos')  ||
-      contains(github.event.pull_request.labels.*.name, 'run-extra-build-*') ||
-      github.ref_name == 'main'
-    timeout-minutes: 90
-    runs-on: macos-15
-
-    env:
-      # Use release build only, to have less debug info around
-      # Hence keeping target/ (and general cache size) smaller
-      BUILD_TYPE: release
+  files-changed:
+    name: Detect what files changed
+    runs-on: ubuntu-22.04
+    timeout-minutes: 3
+    outputs:
+      v17: ${{ steps.files_changed.outputs.v17 }}
+      postgres_changes: ${{ steps.postgres_changes.outputs.changes }}
+      rebuild_rust_code: ${{ steps.files_changed.outputs.rust_code }}
+      rebuild_everything: ${{ steps.files_changed.outputs.rebuild_neon_extra || steps.files_changed.outputs.rebuild_macos }}
 
     steps:
       - name: Checkout
@@ -51,106 +47,45 @@ jobs:
         with:
           submodules: true
 
-      - name: Install macOS postgres dependencies
-        run: brew install flex bison openssl protobuf icu4c
-
-      - name: Set pg 14 revision for caching
-        id: pg_v14_rev
-        run: echo pg_rev=$(git rev-parse HEAD:vendor/postgres-v14) >> $GITHUB_OUTPUT
-
-      - name: Set pg 15 revision for caching
-        id: pg_v15_rev
-        run: echo pg_rev=$(git rev-parse HEAD:vendor/postgres-v15) >> $GITHUB_OUTPUT
-
-      - name: Set pg 16 revision for caching
-        id: pg_v16_rev
-        run: echo pg_rev=$(git rev-parse HEAD:vendor/postgres-v16) >> $GITHUB_OUTPUT
-
-      - name: Set pg 17 revision for caching
-        id: pg_v17_rev
-        run: echo pg_rev=$(git rev-parse HEAD:vendor/postgres-v17) >> $GITHUB_OUTPUT
-
-      - name: Cache postgres v14 build
-        id: cache_pg_14
-        uses: actions/cache@v4
-        with:
-          path: pg_install/v14
-          key: v1-${{ runner.os }}-${{ runner.arch }}-${{ env.BUILD_TYPE }}-pg-${{ steps.pg_v14_rev.outputs.pg_rev }}-${{ hashFiles('Makefile') }}
-
-      - name: Cache postgres v15 build
-        id: cache_pg_15
-        uses: actions/cache@v4
-        with:
-          path: pg_install/v15
-          key: v1-${{ runner.os }}-${{ runner.arch }}-${{ env.BUILD_TYPE }}-pg-${{ steps.pg_v15_rev.outputs.pg_rev }}-${{ hashFiles('Makefile') }}
-
-      - name: Cache postgres v16 build
-        id: cache_pg_16
-        uses: actions/cache@v4
-        with:
-          path: pg_install/v16
-          key: v1-${{ runner.os }}-${{ runner.arch }}-${{ env.BUILD_TYPE }}-pg-${{ steps.pg_v16_rev.outputs.pg_rev }}-${{ hashFiles('Makefile') }}
-
-      - name: Cache postgres v17 build
-        id: cache_pg_17
-        uses: actions/cache@v4
+      - name: Check for Postgres changes
+        uses: dorny/paths-filter@1441771bbfdd59dcd748680ee64ebd8faab1a242  #v3
+        id: files_changed
         with:
-          path: pg_install/v17
-          key: v1-${{ runner.os }}-${{ runner.arch }}-${{ env.BUILD_TYPE }}-pg-${{ steps.pg_v17_rev.outputs.pg_rev }}-${{ hashFiles('Makefile') }}
+          token: ${{ github.token }}
+          filters: .github/file-filters.yaml
+          base: ${{ github.event_name != 'pull_request' && (github.event.merge_group.base_ref || github.ref_name) || '' }}
+          ref: ${{ github.event_name != 'pull_request' && (github.event.merge_group.head_ref || github.ref) || '' }}
 
-      - name: Set extra env for macOS
+      - name: Filter out only v-string for build matrix
+        id: postgres_changes
         run: |
-          echo 'LDFLAGS=-L/usr/local/opt/openssl@3/lib' >> $GITHUB_ENV
-          echo 'CPPFLAGS=-I/usr/local/opt/openssl@3/include' >> $GITHUB_ENV
-
-      - name: Cache cargo deps
-        uses: actions/cache@v4
-        with:
-          path: |
-            ~/.cargo/registry
-            !~/.cargo/registry/src
-            ~/.cargo/git
-            target
-          key: v1-${{ runner.os }}-${{ runner.arch }}-cargo-${{ hashFiles('./Cargo.lock') }}-${{ hashFiles('./rust-toolchain.toml') }}-rust
-
-      - name: Build postgres v14
-        if: steps.cache_pg_14.outputs.cache-hit != 'true'
-        run: make postgres-v14 -j$(sysctl -n hw.ncpu)
-
-      - name: Build postgres v15
-        if: steps.cache_pg_15.outputs.cache-hit != 'true'
-        run: make postgres-v15 -j$(sysctl -n hw.ncpu)
-
-      - name: Build postgres v16
-        if: steps.cache_pg_16.outputs.cache-hit != 'true'
-        run: make postgres-v16 -j$(sysctl -n hw.ncpu)
-
-      - name: Build postgres v17
-        if: steps.cache_pg_17.outputs.cache-hit != 'true'
-        run: make postgres-v17 -j$(sysctl -n hw.ncpu)
-
-      - name: Build neon extensions
-        run: make neon-pg-ext -j$(sysctl -n hw.ncpu)
-
-      - name: Build walproposer-lib
-        run: make walproposer-lib -j$(sysctl -n hw.ncpu)
+          v_strings_only_as_json_array=$(echo ${{ steps.files_changed.outputs.chnages }} | jq '.[]|select(test("v\\d+"))' | jq --slurp -c)
+          echo "changes=${v_strings_only_as_json_array}" | tee -a "${GITHUB_OUTPUT}"
 
-      - name: Run cargo build
-        run: PQ_LIB_DIR=$(pwd)/pg_install/v16/lib cargo build --all --release
-
-      - name: Check that no warnings are produced
-        run: ./run_clippy.sh
+  check-macos-build:
+    needs: [ check-permissions, files-changed ]
+    if: |
+      contains(github.event.pull_request.labels.*.name, 'run-extra-build-macos')  ||
+      contains(github.event.pull_request.labels.*.name, 'run-extra-build-*') ||
+      github.ref_name == 'main'
+    uses: ./.github/workflows/build-macos.yml
+    with:
+      pg_versions: ${{ needs.files-changed.outputs.postgres_changes }}
+      rebuild_rust_code: ${{ needs.files-changed.outputs.rebuild_rust_code }}
+      rebuild_everything: ${{ fromJson(needs.files-changed.outputs.rebuild_everything) }}
 
   gather-rust-build-stats:
-    needs: [ check-permissions, build-build-tools-image ]
+    needs: [ check-permissions, build-build-tools-image, files-changed ]
     permissions:
       id-token: write # aws-actions/configure-aws-credentials
       statuses: write
       contents: write
     if: |
-      contains(github.event.pull_request.labels.*.name, 'run-extra-build-stats') ||
-      contains(github.event.pull_request.labels.*.name, 'run-extra-build-*') ||
-      github.ref_name == 'main'
+      (needs.files-changed.outputs.v17 == 'true' || needs.files-changed.outputs.rebuild_everything == 'true') && (
+        contains(github.event.pull_request.labels.*.name, 'run-extra-build-stats') ||
+        contains(github.event.pull_request.labels.*.name, 'run-extra-build-*') ||
+        github.ref_name == 'main'
+      )
     runs-on: [ self-hosted, large ]
     container:
       image: ${{ needs.build-build-tools-image.outputs.image }}-bookworm