Good Linux platforms, such as networking, multi-threaded, server programming. Familiar with the Windows platform, such as WIN32 API and so on. Specializes in C language, familiar with C + +, Java, Python. Specializes in J2EE enterprise architecture, such as SOA, ESB architecture, familiar Struts2/Spring/Hibernate/Jbpm other mainstream framework. Familiar with JavaScript, specializes Jquery / Extjs and other frameworks. Familiar Mysql API programming, and apache / mongodb / nginx certain applications. Familiar with TCP / IP protocol stack, understanding protocol analysis. Familiar embedded development on the u-boot, busybox had to know, had transplanted arm7 platform products. Specializes in the deployment and management, and installation CloudStack API, in-depth analysis and understanding of its source architecture. Familiar with VMware's VSphere related products, such as VCloud / VCenter, and can be customized to develop their capabilities. Familiar with the installation and use of Xen platform. Familiar with Apache Hadoop, MapReduce for certain applications. Currently focused on learning: cloud computing and big data.