We implement REST API based architectures along with Microsoft technologies such as ASP.NET MVC*, WCF & SharePoint to achieve the best optimal performance by wisely choosing between the Synchronous & Asynchronous service calls
Created secured WCF services as a single platform to provide organizational data to applications with different user interfaces - Mobile, desktop & web
Implementing various security features in WCF services - auditing, authentication, authorization, confidentiality and integrity