diff --git a/tests/integration/local/twin_api_endpoint_test.py b/tests/integration/local/twin_api_endpoint_test.py
new file mode 100644
index 00000000000..7fe6dfcf3ec
--- /dev/null
+++ b/tests/integration/local/twin_api_endpoint_test.py
@@ -0,0 +1,203 @@
+# stdlib
+from collections.abc import Callable
+import os
+import sys
+import time
+
+# third party
+from faker import Faker
+import pytest
+
+# syft absolute
+import syft as sy
+from syft.client.datasite_client import DatasiteClient
+from syft.service.api.api import TwinAPIEndpoint
+from syft.service.response import SyftError
+from syft.service.response import SyftSuccess
+
+JOB_TIMEOUT = 20
+
+
+def get_external_registry() -> str:
+    """Get the external registry to use for the worker image."""
+    return os.environ.get("EXTERNAL_REGISTRY", "docker.io")
+
+
+def get_worker_tag() -> str:
+    """Get the worker tag to use for the worker image."""
+    return os.environ.get("PRE_BUILT_WORKER_TAG", f"openmined/backend:{sy.__version__}")
+
+
+def public_function(
+    context,
+) -> str:
+    return "Public Function Execution"
+
+
+def private_function(
+    context,
+) -> str:
+    return "Private Function Execution"
+
+
+def get_twin_api_endpoint(worker_pool_name: str) -> TwinAPIEndpoint:
+    """Get a twin API endpoint with a custom worker pool name."""
+
+    public_func = sy.api_endpoint_method(settings={"Hello": "Public"})(public_function)
+    pvt_func = sy.api_endpoint_method(settings={"Hello": "Private"})(private_function)
+
+    new_endpoint = sy.TwinAPIEndpoint(
+        path="second.query",
+        mock_function=public_func,
+        private_function=pvt_func,
+        description="Lore ipsulum ...",
+        worker_pool=worker_pool_name,
+    )
+
+    return new_endpoint
+
+
+faker = Faker()
+
+
+def get_ds_client(client: DatasiteClient) -> DatasiteClient:
+    """Get a datasite client with a registered user."""
+    pwd = faker.password()
+    email = faker.email()
+    client.register(
+        name=faker.name(),
+        email=email,
+        password=pwd,
+        password_verify=pwd,
+    )
+    return client.login(email=email, password=pwd)
+
+
+def get_syft_function(worker_pool_name: str, endpoint: Callable) -> Callable:
+    @sy.syft_function_single_use(endpoint=endpoint, worker_pool_name=worker_pool_name)
+    def job_function(endpoint):
+        return endpoint()
+
+    return job_function
+
+
+def submit_project(ds_client: DatasiteClient, syft_function: Callable):
+    # Create a new project
+    new_project = sy.Project(
+        name=f"Project - {faker.text(max_nb_chars=20)}",
+        description="Hi, I want to calculate the trade volume in million's with my cool code.",
+        members=[ds_client],
+    )
+
+    result = new_project.create_code_request(syft_function, ds_client)
+    assert isinstance(result, SyftSuccess)
+
+
+@pytest.mark.skipif(sys.platform == "win32", reason="does not run on windows")
+# @pytest.mark.local_server
+def test_twin_api_with_custom_worker(full_high_worker):
+    high_client = full_high_worker.login(
+        email="info@openmined.org", password="changethis"
+    )
+
+    worker_pool_name = "custom-worker-pool"
+
+    external_registry = get_external_registry()
+    worker_docker_tag = get_worker_tag()
+
+    # Create pre-built worker image
+    docker_config = sy.PrebuiltWorkerConfig(
+        tag=f"{external_registry}/{worker_docker_tag}"
+    )
+
+    # Submit the worker image
+    submit_result = high_client.api.services.worker_image.submit(
+        worker_config=docker_config
+    )
+
+    # Check if the submission was successful
+    assert not isinstance(submit_result, SyftError), submit_result
+
+    # Get the worker image
+    worker_image = high_client.images.get_all()[-1]
+
+    launch_result = high_client.api.services.worker_pool.launch(
+        pool_name=worker_pool_name,
+        image_uid=worker_image.id,
+        num_workers=2,
+    )
+
+    # Check if the worker pool was launched successfully
+    assert not isinstance(launch_result, SyftError), launch_result
+
+    # Add the twin API endpoint
+    twin_api_endpoint = get_twin_api_endpoint(worker_pool_name)
+    twin_endpoint_result = high_client.api.services.api.add(endpoint=twin_api_endpoint)
+
+    # Check if the twin API endpoint was added successfully
+    assert isinstance(twin_endpoint_result, SyftSuccess)
+
+    # validate the number of endpoints
+    assert len(high_client.api.services.api.api_endpoints()) == 1
+
+    # refresh the client
+    high_client.refresh()
+
+    # Get datasite client
+    high_client_ds = get_ds_client(high_client)
+
+    # Execute the public endpoint
+    mock_endpoint_result = high_client_ds.api.services.second.query()
+    assert mock_endpoint_result == "Public Function Execution"
+
+    # Get the syft function
+    custom_function = get_syft_function(
+        worker_pool_name, high_client_ds.api.services.second.query
+    )
+
+    # Submit the project
+    submit_project(high_client_ds, custom_function)
+
+    ds_email = high_client_ds.logged_in_user
+
+    # Approve the request
+    for r in high_client.requests.get_all():
+        if r.requesting_user_email == ds_email:
+            r.approve()
+
+    private_func_result_job = high_client_ds.code.job_function(
+        endpoint=high_client_ds.api.services.second.query, blocking=False
+    )
+
+    # Wait for the job to complete
+    job_start_time = time.time()
+    while True:
+        # Check if the job is resolved
+        _ = private_func_result_job.resolved
+
+        if private_func_result_job.resolve:
+            break
+
+        # Check if the job is timed out
+        if time.time() - job_start_time > JOB_TIMEOUT:
+            raise TimeoutError(f"Job did not complete in given time: {JOB_TIMEOUT}")
+        time.sleep(1)
+
+    # Check if the job worker is the same as the worker pool name
+    private_func_job = high_client_ds.jobs.get(private_func_result_job.id)
+
+    assert private_func_job is not None
+
+    # Check if job is assigned to a worker
+    assert private_func_job.job_worker_id is not None
+
+    # Check if the job worker is the same as the worker pool name
+    assert private_func_job.worker.worker_pool_name == worker_pool_name
+
+    # Check if the job was successful
+    assert private_func_result_job.resolved
+    private_func_result = private_func_result_job.result
+
+    assert not isinstance(private_func_result, SyftError), private_func_result
+
+    assert private_func_result.get() == "Private Function Execution"