diff --git a/openecomp-ui/proxy-server.js b/openecomp-ui/proxy-server.js
new file mode 100644
index 0000000..4733d38
--- /dev/null
+++ b/openecomp-ui/proxy-server.js
@@ -0,0 +1,92 @@
+'use strict';
+
+const proxy = require('http-proxy-middleware');
+
+let localDevConfig = {};
+try {
+	localDevConfig = require('./devConfig');
+} catch (e) {}
+const devConfig = Object.assign({}, require('./devConfig.defaults'), localDevConfig);
+let devPort = process.env.PORT || devConfig.port;
+
+let jsonConfig = {
+	"appContextPath" : "/onboarding"
+};
+
+try {
+	jsonConfig = require('./src/sdc-app/config/config.json');
+} catch (e) {
+	console.log('could not load config. using deault value instead');
+}
+
+module.exports = function (server) {
+	let proxyConfigDefaults = {
+		changeOrigin: true,
+		secure: false,
+		onProxyRes: (proxyRes, req, res) => {
+			let setCookie = proxyRes.headers['set-cookie'];
+			if (setCookie) {
+				setCookie[0] = setCookie[0].replace(/\bSecure\b(; )?/, '');
+			}
+			if (proxyRes.statusCode === 302 && proxyRes.headers.location.indexOf('login') > -1) {
+				proxyRes.headers.location = `http://localhost:${devPort}/sdc1#/onboardVendor`;
+				res.setHeader('Set-Cookie', [
+					'HTTP_CSP_EMAIL=csantana@sdc.com',
+					'HTTP_CSP_FIRSTNAME=Carlos',
+					'HTTP_CSP_LASTNAME=Santana',
+					'HTTP_CSP_WSTYPE=Intranet',
+					'HTTP_IV_REMOTE_ADDRESS=0.0.0.0',
+					'HTTP_IV_USER=cs0008',
+					'USER_ID=cs0008'
+				]);
+			}
+		}
+	};
+
+	let middlewares = [
+		(req, res, next) => {
+			if (req.url.indexOf('/proxy-designer1') > -1) {
+				req.url = req.url.replace('/proxy-designer1', '');
+			}
+
+			if (req.url.indexOf(jsonConfig.appContextPath + '/resources') > -1) {
+				req.url = req.url.replace(jsonConfig.appContextPath, '');
+			}
+
+			let match = req.url.match(/^(.*)_en.js$/);
+			let newUrl = match && match[1] + '.js';
+			if (newUrl) {
+				console.log(`REWRITING URL: ${req.url} -> ${newUrl}`);
+				req.url = newUrl;
+			}
+			next();
+		}
+	];
+
+	// standalon back-end (proxyTarget) has higher priority, so it should be first
+	if (devConfig.proxyTarget) {
+		middlewares.push(
+			proxy(['/api', '/onboarding-api', '/sdc1/feProxy/onboarding-api'], Object.assign({}, proxyConfigDefaults, {
+				target: devConfig.proxyTarget,
+				pathRewrite: {
+					'/sdc1/feProxy/onboarding-api': '/onboarding-api'
+				}
+			}))
+		);
+	}
+
+	// ATT environment (proxyATTTarget) has lower priority, so it should be second
+	if (devConfig.proxyATTTarget) {
+		middlewares.push(
+			proxy(['/sdc1', '/onboarding-api', '/scripts', '/styles'], Object.assign({}, proxyConfigDefaults, {
+				target: devConfig.proxyATTTarget,
+				pathRewrite: {
+					// Workaround for some weird proxy issue
+					'/sdc1/feProxy/onboarding-api': '/sdc1/feProxy/onboarding-api',
+					'/onboarding-api': '/sdc1/feProxy/onboarding-api'
+				}
+			}))
+		);
+	}
+	server.use(middlewares);
+};