diff --git a/.github/workflows/examples.yaml b/.github/workflows/examples.yaml
new file mode 100644
index 0000000000..39213790ac
--- /dev/null
+++ b/.github/workflows/examples.yaml
@@ -0,0 +1,26 @@
+main:
+    name: Examples
+    runs-on: ubuntu-22.04
+    services:
+      ydb:
+        image: ydbplatform/local-ydb:latest
+        ports:
+          - 2135:2135
+          - 2136:2136
+          - 8765:8765
+        volumes:
+          - /tmp/ydb_certs:/ydb_certs
+        env:
+          YDB_LOCAL_SURVIVE_RESTART: true
+          YDB_USE_IN_MEMORY_PDISKS: true
+          YDB_TABLE_ENABLE_PREPARED_DDL: true
+        options: '-h localhost'
+    steps:
+    - name: Launch basic example
+      shell: bash
+      run: |
+        cd ../build
+        examples/basic_example/basic_example -e localhost:2136 -d /local -p /local/basic
+        examples/bulk_upsert_simple/bulk_upsert_simple -e localhost:2136 -d /local -p /local/bulk
+        examples/pagination/pagination -e localhost:2136 -d /local -p /local/pagination
+        examples/ttl/ttl -e localhost:2136 -d /local -p /local/ttl
\ No newline at end of file
diff --git a/.github/workflows/pr_check.yaml b/.github/workflows/pr_check.yaml
deleted file mode 100644
index 973b2671fe..0000000000
--- a/.github/workflows/pr_check.yaml
+++ /dev/null
@@ -1,71 +0,0 @@
-name: PR-check
-
-on:
-  push:
-    branches:
-      - main
-  pull_request:
-    branches:
-      - main
-concurrency:
-  group: ${{ github.workflow }}-${{ github.event.pull_request.number }}
-  cancel-in-progress: true
-jobs:
-  main:
-    name: PR check for YDB C++ SDK
-    runs-on: ubuntu-22.04
-    services:
-      ydb:
-        image: ydbplatform/local-ydb:latest
-        ports:
-          - 2135:2135
-          - 2136:2136
-          - 8765:8765
-        volumes:
-          - /tmp/ydb_certs:/ydb_certs
-        env:
-          YDB_LOCAL_SURVIVE_RESTART: true
-          YDB_USE_IN_MEMORY_PDISKS: true
-          YDB_TABLE_ENABLE_PREPARED_DDL: true
-        options: '-h localhost'
-    steps:
-    - name: Checkout PR
-      uses: actions/checkout@v3
-      if: github.event.pull_request.head.sha != ''
-      with:
-        submodules: true
-        ref: ${{ github.event.pull_request.head.sha }}
-    - name: Checkout
-      uses: actions/checkout@v3
-      if: github.event.pull_request.head.sha == ''
-      with:
-        submodules: true
-    - name: Install dependencies
-      uses: ./.github/actions/prepare_vm
-    - name: Prepare ccache timestamp
-      id: ccache_cache_timestamp
-      shell: cmake -P {0}
-      run: |
-        string(TIMESTAMP current_date "%Y-%m-%d-%H;%M;%S" UTC)
-        message("::set-output name=timestamp::${current_date}")
-    - name: Restore cache files
-      uses: actions/cache/restore@v4
-      with:
-        path: ~/.ccache
-        key: ubuntu-22.04-ccache-${{steps.ccache_cache_timestamp.outputs.timestamp}}
-        restore-keys: |
-          ubuntu-22.04-ccache-
-    - name: Build
-      uses: ./.github/actions/build
-    - name: Test
-      shell: bash
-      run: |
-        ctest -j32 --preset release
-    - name: Launch basic example
-      shell: bash
-      run: |
-        cd ../build
-        examples/basic_example/basic_example -e localhost:2136 -d /local -p /local/basic
-        examples/bulk_upsert_simple/bulk_upsert_simple -e localhost:2136 -d /local -p /local/bulk
-        examples/pagination/pagination -e localhost:2136 -d /local -p /local/pagination
-        examples/ttl/ttl -e localhost:2136 -d /local -p /local/ttl
diff --git a/.github/workflows/tests.yaml b/.github/workflows/tests.yaml
new file mode 100644
index 0000000000..55417c1bb4
--- /dev/null
+++ b/.github/workflows/tests.yaml
@@ -0,0 +1,82 @@
+name: PR-check
+
+on:
+  push:
+    branches:
+      - main
+  pull_request:
+    branches:
+      - main
+concurrency:
+  group: ${{ github.workflow }}-${{ github.event.pull_request.number }}
+  cancel-in-progress: true
+jobs:
+  unit:
+    concurrency:
+      group: unit-${{ github.ref }}-${{ matrix.os }}-${{ matrix.go-version }}
+      cancel-in-progress: true
+    strategy:
+      fail-fast: false
+      matrix:
+        os: [ubuntu, macOS]
+    env:
+      OS: ${{ matrix.os }}-latest
+    runs-on: ${{ matrix.os }}-latest
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+      - name: Run tests
+        run: ctest -j32 --preset release-unit
+      - name: Upload unit-tests coverage report to Codecov
+        uses: codecov/codecov-action@v4
+        with:
+          file: ./unit.txt
+          flags: unit,${{ matrix.os }},go-${{ matrix.go-version }}
+          name: unit
+        env:
+          CODECOV_TOKEN: ${{ secrets.CODECOV_TOKEN }}
+
+  integration:
+    concurrency:
+      group: integration-${{ github.ref }}-${{ matrix.os }}-${{ matrix.go-version }}-${{ matrix.ydb-version }}
+      cancel-in-progress: true
+    runs-on: ubuntu-latest
+    strategy:
+      fail-fast: false
+      matrix:
+        ydb-version: [23.3, 24.1]
+    services:
+      ydb:
+        image: ydbplatform/local-ydb:${{ matrix.ydb-version }}
+        ports:
+          - 2135:2135
+          - 2136:2136
+          - 8765:8765
+        volumes:
+          - /tmp/ydb_certs:/ydb_certs
+        env:
+          YDB_LOCAL_SURVIVE_RESTART: true
+          YDB_USE_IN_MEMORY_PDISKS: true
+          YDB_TABLE_ENABLE_PREPARED_DDL: true
+        options: '-h localhost'
+    env:
+      OS: ubuntu-latest
+      YDB_VERSION: ${{ matrix.ydb-version }}
+      YDB_CONNECTION_STRING: grpc://localhost:2136/local
+      YDB_CONNECTION_STRING_SECURE: grpcs://localhost:2135/local
+      YDB_SSL_ROOT_CERTIFICATES_FILE: /tmp/ydb_certs/ca.pem
+      YDB_SESSIONS_SHUTDOWN_URLS: http://localhost:8765/actors/kqp_proxy?force_shutdown=all
+      HIDE_APPLICATION_OUTPUT: 1
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+      - name: Run tests
+        run: ctest -j32 --preset release-integration
+      - name: Upload integration-tests coverage report to Codecov
+        uses: codecov/codecov-action@v4
+        with:
+          file: ./integration.txt
+          flags: integration,${{ matrix.os }},go-${{ matrix.go-version }},ydb-${{ matrix.ydb-version }}
+          name: integration
+        env:
+          CODECOV_TOKEN: ${{ secrets.CODECOV_TOKEN }}