diff --git a/.buildkite/blob_unittests.yml b/.buildkite/blob_unittests.yml
new file mode 100644
index 000000000..a2acd40f6
--- /dev/null
+++ b/.buildkite/blob_unittests.yml
@@ -0,0 +1,9 @@
+steps:
+  - label: ":nix: Blob Unittests"
+    command:
+      - 'cd services/blob'
+      - 'rm -rf build && mkdir build && cd build'
+      - 'nix develop --accept-flake-config --command bash -c "cmake .. && make -j"'
+      - './bin/runTests --gtest_filter=-DatabaseManager*:*Upload*:StorageManager*'
+    agents:
+      - 'mac=true'