diff --git a/src/backend/core/management/__init__.py b/src/backend/core/management/__init__.py
new file mode 100644
index 000000000..715b65c5c
--- /dev/null
+++ b/src/backend/core/management/__init__.py
@@ -0,0 +1 @@
+"""Management commands for core app."""
diff --git a/src/backend/core/management/commands/__init__.py b/src/backend/core/management/commands/__init__.py
new file mode 100644
index 000000000..715b65c5c
--- /dev/null
+++ b/src/backend/core/management/commands/__init__.py
@@ -0,0 +1 @@
+"""Management commands for core app."""
diff --git a/src/backend/core/management/commands/fill_organization_metadata.py b/src/backend/core/management/commands/fill_organization_metadata.py
new file mode 100644
index 000000000..255aaa9bb
--- /dev/null
+++ b/src/backend/core/management/commands/fill_organization_metadata.py
@@ -0,0 +1,35 @@
+"""
+Management command overriding the "createsuperuser" command to allow creating users
+with their email and no username.
+"""
+
+from django.core.management.base import BaseCommand
+
+from core import models
+from core.utils.json_schema import generate_default_from_schema
+
+
+class Command(BaseCommand):
+    """Management command to fill organization metadata with default values."""
+
+    help = "Fill organization metadata with default values"
+
+    def handle(self, *args, **options):
+        """Fill organizations metadata missing values with default values."""
+        organization_metadata_schema = models.get_organization_metadata_schema()
+
+        if not organization_metadata_schema:
+            message = "No organization metadata schema defined."
+            self.stdout.write(self.style.ERROR(message))
+            return
+
+        default_metadata = generate_default_from_schema(organization_metadata_schema)
+        for organization in models.Organization.objects.all():
+            organization.metadata = {**default_metadata, **organization.metadata}
+
+            # Save the organization with the updated metadata
+            # We don't use bulk update because we want to trigger the clean method
+            organization.save(update_fields=["metadata", "updated_at"])
+
+        message = "Organization metadata filled with default values."
+        self.stdout.write(self.style.SUCCESS(message))
diff --git a/src/backend/core/tests/management_commands/__init__.py b/src/backend/core/tests/management_commands/__init__.py
new file mode 100644
index 000000000..2385e0651
--- /dev/null
+++ b/src/backend/core/tests/management_commands/__init__.py
@@ -0,0 +1 @@
+"""Test for management commands for core app."""
diff --git a/src/backend/core/tests/management_commands/test_fill_organization_metadata.py b/src/backend/core/tests/management_commands/test_fill_organization_metadata.py
new file mode 100644
index 000000000..bf9086a0d
--- /dev/null
+++ b/src/backend/core/tests/management_commands/test_fill_organization_metadata.py
@@ -0,0 +1,94 @@
+"""Tests for the fill_organization_metadata management command."""
+
+from io import StringIO
+from unittest.mock import patch
+
+from django.core.management import call_command
+
+import pytest
+
+from core import factories
+
+pytestmark = pytest.mark.django_db
+
+
+@pytest.fixture(name="command_output")
+def command_output_fixture():
+    """Capture command output."""
+    out = StringIO()
+    return out
+
+
+@pytest.mark.django_db
+def test_fill_organization_metadata_no_schema(command_output):
+    """Test command behavior when no schema is available."""
+    organization_1 = factories.OrganizationFactory(
+        name="Org with empty metadata",
+        metadata={},
+        with_registration_id=True,
+    )
+    organization_2 = factories.OrganizationFactory(
+        name="Org with partial metadata",
+        metadata={"existing_key": "existing_value"},
+        with_registration_id=True,
+    )
+
+    # Mock the schema function to return None (no schema)
+    with patch("core.models.get_organization_metadata_schema") as mock_get_schema:
+        mock_get_schema.return_value = None
+
+        # Call the command
+        call_command("fill_organization_metadata", stdout=command_output)
+
+    # Check the command output
+    assert "No organization metadata schema defined" in command_output.getvalue()
+
+    organization_1.refresh_from_db()
+    assert organization_1.metadata == {}
+
+    organization_2.refresh_from_db()
+    assert organization_2.metadata == {"existing_key": "existing_value"}
+
+
+@pytest.mark.django_db
+@pytest.mark.parametrize(
+    "existing_metadata,expected_result",
+    [
+        ({}, {"field1": "default_value"}),  # Empty metadata gets defaults
+        ({"field1": "custom"}, {"field1": "custom"}),  # Existing values preserved
+        (
+            {"other_field": "value"},
+            {"other_field": "value", "field1": "default_value"},
+        ),  # Mixed case
+    ],
+)
+def test_metadata_merging_scenarios(existing_metadata, expected_result):
+    """Test various metadata merging scenarios."""
+    # Create a simple schema with one field
+    simple_schema = {
+        "type": "object",
+        "properties": {
+            "field1": {"type": "string", "default": "default_value"},
+        },
+    }
+
+    # Create an organization with the specified metadata
+    organization = factories.OrganizationFactory(
+        name="Test organization",
+        metadata=existing_metadata,
+        with_registration_id=True,
+    )
+
+    # Mock the schema function to return our simple schema
+    with patch("core.models.get_organization_metadata_schema") as mock_get_schema:
+        mock_get_schema.return_value = simple_schema
+
+        # Call the command
+        call_command("fill_organization_metadata")
+
+    # Refresh from DB and check
+    organization.refresh_from_db()
+
+    # Check that the metadata has been merged correctly
+    for key, value in expected_result.items():
+        assert organization.metadata[key] == value
diff --git a/src/backend/core/tests/utils/__init__.py b/src/backend/core/tests/utils/__init__.py
new file mode 100644
index 000000000..0c1aba755
--- /dev/null
+++ b/src/backend/core/tests/utils/__init__.py
@@ -0,0 +1 @@
+"""Tests for the utils module."""
diff --git a/src/backend/core/tests/utils/test_json_schema.py b/src/backend/core/tests/utils/test_json_schema.py
new file mode 100644
index 000000000..a88f9f7c3
--- /dev/null
+++ b/src/backend/core/tests/utils/test_json_schema.py
@@ -0,0 +1,162 @@
+"""Tests for the JSON schema `generate_default_from_schema` utility functions."""
+
+import pytest
+
+from core.utils.json_schema import generate_default_from_schema
+
+
+@pytest.mark.parametrize(
+    "schema,expected",
+    [
+        # Test empty schema
+        ({}, {}),
+        # Test schema with no properties
+        ({"type": "object"}, {}),
+        # Test basic property types
+        (
+            {
+                "properties": {
+                    "name": {"type": "string"},
+                    "age": {"type": "integer"},
+                    "active": {"type": "boolean"},
+                    "data": {"type": "null"},
+                }
+            },
+            {"name": "", "age": None, "active": False, "data": None},
+        ),
+        # Test default values
+        (
+            {
+                "properties": {
+                    "name": {"type": "string", "default": "John Doe"},
+                    "age": {"type": "integer", "default": 30},
+                    "active": {"type": "boolean", "default": True},
+                }
+            },
+            {
+                "name": "John Doe",
+                "age": 30,
+                "active": True,
+            },
+        ),
+        # Test array type
+        (
+            {"properties": {"items": {"type": "array"}, "tags": {"type": "array"}}},
+            {"items": [], "tags": []},
+        ),
+        # Test nested object
+        (
+            {
+                "properties": {
+                    "user": {
+                        "type": "object",
+                        "properties": {
+                            "name": {"type": "string"},
+                            "details": {
+                                "type": "object",
+                                "properties": {
+                                    "age": {"type": "integer"},
+                                    "active": {"type": "boolean", "default": True},
+                                },
+                            },
+                        },
+                    }
+                }
+            },
+            {"user": {"name": "", "details": {"age": None, "active": True}}},
+        ),
+        # Test complex schema with multiple types and nesting
+        (
+            {
+                "properties": {
+                    "id": {"type": "string", "default": "user-123"},
+                    "profile": {
+                        "type": "object",
+                        "properties": {
+                            "firstName": {"type": "string"},
+                            "lastName": {"type": "string"},
+                            "age": {"type": "number", "default": 25},
+                        },
+                    },
+                    "roles": {"type": "array"},
+                    "settings": {
+                        "type": "object",
+                        "properties": {
+                            "notifications": {"type": "boolean", "default": False},
+                            "theme": {"type": "string", "default": "light"},
+                        },
+                    },
+                    "unknown": {"type": "something-else"},
+                }
+            },
+            {
+                "id": "user-123",
+                "profile": {"firstName": "", "lastName": "", "age": 25},
+                "roles": [],
+                "settings": {"notifications": False, "theme": "light"},
+                "unknown": None,
+            },
+        ),
+    ],
+)
+def test_generate_default_from_schema(schema, expected):
+    """Test the generate_default_from_schema function with various schema inputs."""
+    result = generate_default_from_schema(schema)
+    assert result == expected
+
+
+def test_with_invalid_inputs():
+    """Test the function with invalid inputs to ensure it handles them gracefully."""
+    # pylint: disable=use-implicit-booleaness-not-comparison
+
+    # None input
+    assert generate_default_from_schema(None) == {}
+
+    # Invalid schema type
+    assert generate_default_from_schema([]) == {}
+    assert generate_default_from_schema("not-a-schema") == {}
+
+    # Empty properties
+    assert generate_default_from_schema({"properties": {}}) == {}
+
+
+def test_complex_nested_arrays():
+    """Test handling of complex schemas with nested arrays and objects."""
+    schema = {
+        "properties": {
+            "users": {
+                "type": "array",
+            },
+            "config": {
+                "type": "object",
+                "properties": {
+                    "features": {
+                        "type": "object",
+                        "properties": {
+                            "enabledFlags": {"type": "array"},
+                            "limits": {
+                                "type": "object",
+                                "properties": {
+                                    "maxUsers": {"type": "integer", "default": 10},
+                                    "maxStorage": {"type": "integer", "default": 5120},
+                                },
+                            },
+                        },
+                    }
+                },
+            },
+        }
+    }
+
+    expected = {
+        "users": [],
+        "config": {
+            "features": {
+                "enabledFlags": [],
+                "limits": {"maxUsers": 10, "maxStorage": 5120},
+            }
+        },
+    }
+
+    result = generate_default_from_schema(schema)
+    assert result == expected
diff --git a/src/backend/core/tests/test_utils_raw_sql.py b/src/backend/core/tests/utils/test_raw_sql.py
similarity index 100%
rename from src/backend/core/tests/test_utils_raw_sql.py
rename to src/backend/core/tests/utils/test_raw_sql.py
diff --git a/src/backend/core/tests/test_utils_webhooks_scim_client.py b/src/backend/core/tests/utils/test_webhooks_scim_client.py
similarity index 100%
rename from src/backend/core/tests/test_utils_webhooks_scim_client.py
rename to src/backend/core/tests/utils/test_webhooks_scim_client.py
diff --git a/src/backend/core/utils/json_schema.py b/src/backend/core/utils/json_schema.py
new file mode 100644
index 000000000..29dfd165c
--- /dev/null
+++ b/src/backend/core/utils/json_schema.py
@@ -0,0 +1,32 @@
+"""Useful functions for working with JSON schemas"""
+
+
+def generate_default_from_schema(schema: dict) -> dict:
+    """
+    Generate default values based on a JSON schema
+    """
+    if not schema or "properties" not in schema:
+        return {}
+
+    result = {}
+
+    for prop_name, prop_schema in schema.get("properties", {}).items():
+        prop_type = prop_schema.get("type")
+
+        match prop_type:
+            case "object" if "properties" in prop_schema:
+                result[prop_name] = generate_default_from_schema(prop_schema)
+            case "array":
+                result[prop_name] = []
+            case "string":
+                result[prop_name] = prop_schema.get("default", "")
+            case "number" | "integer":
+                result[prop_name] = prop_schema.get("default", None)
+            case "boolean":
+                result[prop_name] = prop_schema.get("default", False)
+            case "null":
+                result[prop_name] = None
+            case _:
+                result[prop_name] = None
+
+    return result