The most common portal project mistakes

Top portal project mistakes (Portal as an SOA enabler)

1. High round-trip cost when developing portlets
2. Difficult to develop and test portlets out of context
3. Portlets grow huge and complex
4. High evolve ability and changeability costs
5. Unclear responsibility and definition of services..
6. No strategy for versioning and multi-versioning
7. Tightly coupled and big-bang deploy and production, error-prone processes
8. High coupling in portlets and portlet container
9. If your portlets share more than 2-4 global parameters, you are getting into trouble
10. One portlet does it all
11. Too generalized portlets

Portal strategies

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💡 Goal: at least 10 releases/year 💡 OW experience: 10-25 releases/year

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