diff --git a/pkgs/development/python-modules/finetuning-scheduler/default.nix b/pkgs/development/python-modules/finetuning-scheduler/default.nix
new file mode 100644
index 000000000000..d4a2752c8ea3
--- /dev/null
+++ b/pkgs/development/python-modules/finetuning-scheduler/default.nix
@@ -0,0 +1,55 @@
+{
+  stdenv,
+  lib,
+  buildPythonPackage,
+  fetchFromGitHub,
+  setuptools,
+  pythonOlder,
+  pytestCheckHook,
+  torch,
+  pytorch-lightning,
+}:
+
+buildPythonPackage rec {
+  pname = "finetuning-scheduler";
+  version = "2.3.3";
+  pyproject = true;
+
+  disabled = pythonOlder "3.8";
+
+  src = fetchFromGitHub {
+    owner = "speediedan";
+    repo = "finetuning-scheduler";
+    rev = "refs/tags/v${version}";
+    hash = "sha256-Nci+NcfcaZV3NH3MTCyr8PwPdDykJTdq8+CmtngWdiM=";
+  };
+
+  build-system = [ setuptools ];
+
+  dependencies = [
+    pytorch-lightning
+    torch
+  ];
+
+  # needed while lightning is installed as package `pytorch-lightning` rather than`lightning`:
+  env.PACKAGE_NAME = "pytorch";
+
+  nativeCheckInputs = [ pytestCheckHook ];
+  pytestFlagsArray = [ "tests" ];
+  disabledTests = lib.optionals (stdenv.isAarch64 && stdenv.isLinux) [
+    # slightly exceeds numerical tolerance on aarch64-linux:
+    "test_fts_frozen_bn_track_running_stats"
+  ];
+
+  pythonImportsCheck = [ "finetuning_scheduler" ];
+
+  meta = {
+    description = "PyTorch Lightning extension for foundation model experimentation with flexible fine-tuning schedules";
+    homepage = "https://finetuning-scheduler.readthedocs.io";
+    changelog = "https://github.com/speediedan/finetuning-scheduler/blob/${src.rev}/CHANGELOG.md";
+    license = lib.licenses.asl20;
+    maintainers = with lib.maintainers; [ bcdarwin ];
+    # "No module named 'torch._C._distributed_c10d'; 'torch._C' is not a package" at import time:
+    broken = stdenv.isDarwin;
+  };
+}
diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index 68047d862928..35b2babc7e28 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -4290,6 +4290,8 @@ self: super: with self; {
 
   findpython = callPackage ../development/python-modules/findpython { };
 
+  finetuning-scheduler = callPackage ../development/python-modules/finetuning-scheduler { };
+
   fingerprints = callPackage ../development/python-modules/fingerprints { };
 
   finitude = callPackage ../development/python-modules/finitude { };