Christoph Jahn

There is a non-SOA view on SOA and here a few of the essential concepts are put together

IBM has published a number of interesting articles about topics like SOA, architecture in general, governance etc. Please have a look at
http://www.ibm.com/developerworks/views/architecture/libraryview.jsp?search_by=Insight+outlook

One response I got for my post on Lifecycle Management was the following:
Are you saying that one idea is that an organisation can run its whole development lifecycle by modelling it inside of a BPM tool, using it like a workflow manager?
Yes, exactly. Many people are currently thinking about how they can streamline the approval [...]

When David A. Fisher wrote this paper in 2006, the hype around Web Services and SOA had just begun. The point that struck me most when reading the executive summary, was that Fisher does not limit his thoughts to technical systems. Instead he accepts the fact that the involved people are also an important part [...]

In the context of SOA (Service-Oriented Architecture) there has been a revival of the asynchronous communication pattern. And that is really what it is: a pattern. First and foremost we are not talking about a specific product, protocol or API but simply a way how to design systems and applications. After this has (hopefully) been [...]

When you work in the software industry you are probably used to seeing things change rapidly. One of the disadvantages that come with this is a “heterogeneous” use of terms. It is often due to the fact that we do not want to bother ourselves with precise definitions. A very sloppy use of language is [...]