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Legacy Impact: Globalization & Application Modernization (Part 1 of 4)

November 5th, 2008 by Adam Markey

Legacy applications have architectural limitations that prohibit their ability to support large scale deployments. They often necessitate servers and technicians at each location with continuous client software maintenance and service, all creating redundant headcounts, resources and costs.

Application modernization toward an open, web architecture can address these technology limitations as they relate to the demands of globalization and will create new opportunities in terms of people and delivery. First, regarding the architectural limitations of legacy technologies, modernization toward an open, web architecture supports centralized deployments and zero-client installation which significantly lessens the need for local technicians, eliminates client software maintenance needs, and supports a reduction in hardware and infrastructure –consequently lessening energy requirements. From a pure software development perspective, adopting a loosely coupled architectural Web approach can reduce the time to execute a change request by 90 percent.

Secondly, modernization with Internet-based technology creates new methods of delivery and new ways to carve the resources pie. In terms of people, transformation toward an open, standardized application platform allows better utilization of a global workforce, especially from countries such as China and India. In terms of delivery, the lack of skilled IT resources against the demand will drive innovation and investment in new delivery models such as SaaS, IT process automation, and Internet-based service offerings that lessen reliance on human resources to resolve issues that can be solved in other ways.

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