diff --git a/maintainers/maintainer-list.nix b/maintainers/maintainer-list.nix
index 66913c487cf22..d65f6b360ab43 100644
--- a/maintainers/maintainer-list.nix
+++ b/maintainers/maintainer-list.nix
@@ -17465,6 +17465,12 @@
     name = "Maciej Krüger";
     keys = [ { fingerprint = "E90C BA34 55B3 6236 740C  038F 0D94 8CE1 9CF4 9C5F"; } ];
   };
+  mkleczek = {
+    name = "Michal Kleczek";
+    email = "michal@kleczek.org";
+    github = "mkleczek";
+    githubId = 11559480;
+  };
   mksafavi = {
     name = "MK Safavi";
     email = "mksafavi@gmail.com";
diff --git a/pkgs/servers/sql/postgresql/ext/pg_background.nix b/pkgs/servers/sql/postgresql/ext/pg_background.nix
new file mode 100644
index 0000000000000..0c1379331b05c
--- /dev/null
+++ b/pkgs/servers/sql/postgresql/ext/pg_background.nix
@@ -0,0 +1,30 @@
+{
+  fetchFromGitHub,
+  lib,
+  postgresql,
+  postgresqlBuildExtension,
+  openssl,
+}:
+
+postgresqlBuildExtension (finalAttrs: {
+  pname = "pg_background";
+  version = "1.5";
+
+  src = fetchFromGitHub {
+    owner = "vibhorkum";
+    repo = "pg_background";
+    tag = "v${finalAttrs.version}";
+    hash = "sha256-9fW5wHdo9r5fLwU8zN2EEVSWxa+7q2qMjPpMo6iCavg=";
+  };
+
+  buildInputs = postgresql.buildInputs;
+
+  meta = {
+    description = "Run PostgreSQL Commands in Background Workers";
+    homepage = "https://github.com/vibhorkum/pg_background";
+    changelog = "https://github.com/vibhorkum/pg_background/releases/tag/v${finalAttrs.version}";
+    maintainers = with lib.maintainers; [ mkleczek ];
+    platforms = postgresql.meta.platforms;
+    license = lib.licenses.gpl3Only;
+  };
+})