Adobe Flex has successfully dominated the RIA platform. It is a constantly evolving and has been churning out better Flex versions at regular intervals. An experienced Flex developer is well versed in the latest version like Flex SDK4, so that he or she can pass on the benefits of the latest Flex innovations to the end users. For example Flex 4, provides automated testing and reduces de-bugging time. It provides backward compatibility to earlier versions like Flex 3, so that Flex developer can work on them to create complex RIAs, quickly. At same time it eases up the development process because its Spark architecture permits both Flex developer and designer to work on a common platform. This reduces the development cost and time.

Flex SDK 4 offers another great feature, in the form of charting library. The Flex developer can use it to analyze the business information and convert it into graphical chart and graph. This facilitates better visualization of the information and allows the end user to quickly grasp it. A good Flex developer can always use the charting features of Flex to deliver a business intelligence application, so that it automates the business process.

Flex SDK4 has a new architecture, called Spark, which provides enhanced text, improves compiler performance and has language enhancement features, so that Flex developer can build more interactive and scintillating RIAs. In the Spark architecture, component logic is detached from component visuals, so that is becomes easy to customize the component. Additionally, Flex 4 SDK provides improved Flex compiler performance, additional language and infrastructure features, and resolute support to new run time capabilities in Flash10 player.

Flex SDK 4 aids the Flex developer to create and deliver richer and wondrous RIAs by allowing them to integrate engaging animations, graphics and multimedia. This increases the visual richness of the application and captivates the end users, so that they keep coming back to the website to lengthen their delightful experience.