Tobias Lütticke has more than 11 years of experience in the software field. As a consultant and software architect, he has shaped various mission-critical applications for German blue chip companies and his current employer. His background also includes project management and teaching of software development best practices. Early in his career Tobias developed a passion for Open Source and agile development methodologies that still drives his work. He is fortunate to have been involved in the successful delivery of two major Roo-based projects; one of them is a public-facing geographic information system almost entirely built with Open Source components.
Tobias is a certified Scrum Master, Project Management Professional (PMP), and he holds a Computer Science degree from Karlsruhe Institute of Technology, Excellence University, Germany.
Currently, he works as a Senior Application Solution Architect for a New Zealand government entity, where he architects enterprise applications and leads development teams to see his solutions through to fruition.
Tobias enjoys writing and shares his experience in the software development space through articles he publishes in various magazines as well as through his book on OpenSSH.
John J. Ryan III is the founder and Director of Systems Engineering for Princigration ™ LLC. He specializes in portal web development and system integration of Java based technologies. He has extensive experience in data-centric systems across a wide array of technology stacks and implementation languages. John has a BS in Computer Science and Engineering from the University of Texas at Arlington and an MS in Systems Engineering from Southern Methodist University.
John says, "Don't measure a person's skill by what they can recite. Measure their ability to pick up a new skill or define a new problem. Life and business is about solving new problems, not reciting technical verse."
In addition to the technical review of this publication, John has participated in several Spring and Portal based book reviews and considers himself an expert in only one area, quickly becoming effective in any domain.