Zuul to Proxy your Microservices A common challenge when building microservices is providing a unified interface to the consumers of your system. The fact that your services are split into small composable apps shouldn’t be visible to users or result in substantial development effort. To solve this problem, Netflix created and open- sourced its Zuul proxy server. Zuul is an edge service that proxies requests to multiple backing services. It is “front door” to your system, which allows a browser, mobile app , or other user interface to consume services from multiple hosts without managing cross-origin resource sharing (CORS) and authentication for each one. Spring Cloud has created an embedded Zuul proxy to ease the development of a very common use case where a UI application wants to proxy calls to one or more back end services. This feature is useful for a user in...