diff --git a/.gitmodules b/.gitmodules
new file mode 100644
index 0000000..91a3700
--- /dev/null
+++ b/.gitmodules
@@ -0,0 +1,3 @@
+[submodule "backend"]
+	path = backend
+	url = https://github.com/delefme/covid-tracability-backend
diff --git a/backend b/backend
new file mode 160000
index 0000000..c16e8d1
--- /dev/null
+++ b/backend
@@ -0,0 +1 @@
+Subproject commit c16e8d15baa438954f63c81372037e5e89af88ea