diff --git a/e2e/test_helpers/backend.js b/e2e/test_helpers/backend.js
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+++ b/e2e/test_helpers/backend.js
@@ -0,0 +1,102 @@
+/*
+ * Copyright 2017-present Open Networking Foundation
+
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+
+ * http://www.apache.org/licenses/LICENSE-2.0
+
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+const request = require('request-promise');
+const config = require('../test_helpers/config');
+const user = require('../test_helpers/user');
+const P = require('bluebird');
+const baseUrl = config.url.replace('/xos/#', '');
+
+const auth = {
+  'auth': {
+    'user': user.username,
+    'pass': user.pwd.replace('\n', ''),
+  }
+};
+
+const _getIds = (list) => {
+	return list.map(i => i.id);
+}
+
+const _parseRes = (res) => JSON.parse(res);
+
+const getModels = P.promisify((url, done) => {
+	request.get(`${ baseUrl + url }`, auth)
+	.then(res => {
+		return done(null, _parseRes(res));
+	})
+	.catch(e => {
+		return done(e);
+	});
+});
+
+const deleteModel = P.promisify((url, id, done) => {
+	request.delete(`${ baseUrl +url }/${id}`, auth)
+	.then(res => {
+		return done(null, res);
+	})
+	.catch(e => {
+		return done(e);
+	});
+});
+
+const deleteAllModels = P.promisify((url, done) => {
+	getModels(url)
+	.then(res => {
+		if (res.items.length === 0) {
+			return done(null);
+		}
+		const ids = _getIds(res.items);
+		const promises = [];
+		ids.forEach(id => {
+			promises.push(deleteModel(url, id));
+		})
+
+		return P.all(promises)
+	})
+	.then(res => {
+		done(null, res);
+	})
+	.catch(e => {
+		return done(e);
+	});
+});
+
+const createModel = P.promisify((url, data, done) => {
+	request({
+		uri: baseUrl + url,
+		method: 'POST',
+		json: data,
+		auth: auth.auth
+	})
+	.then(res => {
+		return done(null, res);
+	})
+	.catch(err => {
+		return done(err);
+	})
+})
+
+// getModels(`/xosapi/v1/core/nodes`).then(console.log);
+
+// createModel(`/xosapi/v1/core/nodes`, {name: 'test-p', site_deployment_id: 1});
+
+module.exports = {
+	getModels: getModels,
+	deleteAllModels: deleteAllModels,
+	createModel: createModel,
+	deleteModel: deleteModel
+}
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