diff --git a/src/slurminade/job_reference.py b/src/slurminade/job_reference.py
new file mode 100644
index 0000000..4ff3af9
--- /dev/null
+++ b/src/slurminade/job_reference.py
@@ -0,0 +1,15 @@
+import abc
+from typing import Any, Dict, Optional
+
+class JobReference(abc.ABC):
+    @abc.abstractmethod
+    def get_job_id(self) -> Optional[int]:
+        pass
+
+    @abc.abstractmethod
+    def get_exit_code(self) -> Optional[int]:
+        pass
+
+    @abc.abstractmethod
+    def get_info(self) -> Dict[str, Any]:
+        pass
\ No newline at end of file