SpringOne - Speakers

Dr Ben Alex is a Principal Software Engineer with SpringSource, and has been working professionally in software since 1995. Ben founded the Spring Security project in 2003 and led its development into a popular, open-source security framework that is used in numerous government, banking and military installations. More recently Ben founded and serves as lead of the Spring Roo and Spring Shell projects, both of which deliver significant productivity and usability benefits to those using Spring technologies.

Ben's career history also includes other roles in software development and business. From 2005 until 2008, he led the establishment and exponential growth of SpringSource's operations in Asia-Pacific. Prior to SpringSource, Ben founded and grew a successful Australian software company, Acegi Technology Pty Limited. He has been a director and advisor to businesses in diverse industries including business services, intellectual property licensing and ecommerce.

In recent years, Ben has presented at technology conferences including JavaOne, The Server Side Java Symposium, JAOO, Oredev, SpringOne and The Spring Experience. He is a regular guest presenter at user groups across the world, with recent appearances in Sydney, Melbourne, Brisbane, Canberra, Perth, Singapore, Wellington, Auckland, Christchurch and Stockholm. He also authored the security chapter of the Wiley book, "Professional J2EE Development with Spring Framework," and maintains a blog at http://blog.springsource.com/main/author/bena/.

Scott is a member of the web products team at SpringSource, where he focuses on creating and sustaining rich web applications and frameworks. Scott is the creator of the SpringSource Enterprise Bundle Repository, a production web application built on Spring 2.5, Spring MVC, and Spring JavaScript. He is also an expert in UI design, style, accessibility, and particularly skilled in interacting with customers to map business requirements to innovative software solutions. Over the course of his career, Scott has lead the successful development of mission-critical web applications in the areas of academia and technology infrastructure.

Chris is the technical lead for the Spring JavaConfig project and a Senior Consultant with SpringSource. He has trained hundreds of developers how to most effectively use Spring to create well-designed, testable enterprise applications. Before joining SpringSource in 2007, Chris worked as a software engineer in a variety of industries with a special focus on optimizing team productivity through test-driven development, continuous integration, and other agile techniques.

Jon is responsible for architecting and implementing the computing infrastructure required to deploy cutting-edge Web 2.0 browser-based applications for the world's largest Pizza Hut franchisee. He maintains the farm of Ubuntu Linux virtual machines that comprise NPC's private cloud as well as develops new utilities, libraries, and even whole web frameworks for the development team at NPC to leverage. He regularly works with the AS/400 group to integrate the Java and AS/400 worlds through low-level RPG utilities and asynchronous messaging.

Prior to NPC, Jon developed new generations of applications using Lotus Domino, traditional J2EE components, PHP, and even Perl CGI in BBEdit on an aged Mac. He got his start in web-based development 15 years ago, as an intelligence analyst for the US Air Force.

Reid Carlberg leads the Force.com Labs program for salesforce.com. Reid helps internal developers define, create and publish solutions using the full variety of tools available on the Force.com platform. Before joining the salesforce.com ecosystem in 2007, Reid built apps using a variety of technologies and was an early adopter of the Spring Framework and other lightweight Java technologies. He holds a masters degree in software engineering and lives in the Chicago area.

Dave Carroll is the Director of Developer Evangelism at salesforce.com. In Dave’s 8 years at salesforce.com, his focus has been on growing the developer community around the company’s Force.com Platform as a Service. Dave was instrumental in launching and validating the Force.com platform. Dave has also led and participated in the creation of many developer tools, including the Force.com Toolkit for AJAX, Force.com Toolkit for Adobe Flex and the Force.com IDE Eclipse plugin. Dave has spent over 15 years developing software on a variety of platforms.

John Davies is co-founder and CTO of Incept5. Incept5 have been intimately involved in implementing Visa's new capabilities and initiatives around the payments world. John's past includes global chief architect at JP Morgan and BNP Paribas, co-founder and CTO of C24 later sold to Iona and then Progress Software where he was technical director. John specialises in high performance, low latency enterprise architectures, Incept5 have products ranging form top selling iPhone/iPad apps to a high performance matching and reconciliation engine and consult to a number of large clients on IT strategy. John has co-authored several enterprise Java and architecture books and is a frequent speaker at banking and technology conferences.

Rajeev Dayal is a Google software engineer on the Google Web Toolkit (GWT) team. His primary focus is the Google Plugin for Eclipse (GPE), which involves both fun stuff (making Eclipse do cool things) and not-so-fun stuff (tracing through a zillion lines of Eclipse source to figure out how to make Eclipse do cool things).

Rajeev has also done work on GWT's user interface library, specifically on accessibility, widget development, and fighting browser quirks.

Rajeev holds Bachelors and Masters degrees in Computer Science from the University of Waterloo and Georgia Tech.

Keith Donald is a principal and founding partner at SpringSource, the company behind Spring and a division of VMware. At SpringSource, Keith is a full-time member of the Spring development team focusing on web application development productivity. He is also the architect behind SpringSource's state-of-the-art training curriculum, which has provided practical Spring training to over 10,000 students worldwide.

Over his career, Keith, an experienced enterprise software developer and mentor, has built business applications for customers spanning a diverse set of industries including banking, network management, information assurance, education, retail, and healthcare. He is particularly skilled at translating business requirements into technical solutions.

Christian is a Principal Software Engineer for SpringSource and is the leader of the Tools Team responsible for SpringSource development tools including SpringSource Tool Suite. Since 2004 Christian has led the well known Spring IDE open source project that provides development tools for the Spring Portfolio based on Eclipse.

Christian has been developing Java enterprise applications since 1997. During this time, Christian designed complex software architectures with a focus on multi-tiered, web-based, client-server applications using enterprise Java technologies and the Spring Framework. Prior to joining SpringSource, Christian worked as consultant and project manager for one of the leading global technology consulting firms in the financial sector in central Europe.

Christian has presented on a variety of enterprise Java topics at conferences such as JAX, W-JAX, SpringOne and The Spring Experience.

Mark Fisher is an engineer within the SpringSource division of VMware and lead of the Spring Integration project. He is also a committer on the core Spring Framework and the Spring BlazeDS Integration project. Mark has provided consulting services for clients across numerous industries, and he has trained hundreds of developers how to use the Spring Framework and related projects effectively. Mark speaks regularly at conferences and user groups in America and Europe.

Jeremy Grelle is an open source software engineer with SpringSource, a division of VMware, who specializes in bringing the cutting-edge techniques of web application development to the Java and Spring ecosystems. He is the creator of the Spring JavaScript, Spring Faces, and Spring BlazeDS Integration projects, and he represents SpringSource on the JSR-314 Expert Group for JSF 2.0. He is a software artisan with extensive experience in combining server-side Java with the latest web browser technologies to deliver a rich and usable experience for the end user on the web.

Jeremy is a frequent speaker at industry conferences such as JavaOne, The Spring Experience, SpringOne, JSFOne, TheServerSide Java Symposium, and Java and Flex user group events, and always enjoys getting out and showing his fellow developers how to bend web browsers to their will and the possibilities of what can be created with Spring and its wealth of complimentary web technologies.

Ben Hale is a senior software engineer with Springsource and a core developer on the SpringSource dm Server project. Ben specializes in middleware development with using technologies such as OSGi and Aspect Oriented Programming as well as directing the build and release processes for all products in the Spring and SpringSource portfolios.

His interests include middle-tier architecture and effective build and release management strategies.

Prior to joining SpringSource, Ben spent several years leading teams in architecture and development of large-scale enterprise management applications for the telecommunications industry.

Ryan Heaton is a senior software engineer at FamilySearch.org, with specific responsibility for the design and development of the FamilySearch public Web service API. His expertise in the cutting edge of Web service technologies has spawned a significant set of open-source projects including Enunciate (a build-time Web service enhancement engine) and the OAuth extension for Spring Security. Ryan is also involved in a number of working groups for the development of technologies related to Web services and has been invited to share his expertise in a variety of professional conferences.

Ryan loves to code, and is occasionally surprised to discover that he actually gets a paycheck for doing something so enjoyable. But what’s even more surprising is that he has a beautiful wife and four boys that love him despite his geeky hobbies.

Alex brings twenty years experience designing software solutions in the enterprise, start-up, and academic sectors. Most recently Alex was with Enigmatec Corporation where he led the development of what is now the Monterey Middleware platform. Previous to that, he founded PocketWatch Systems, commercialising results from his doctoral research. Alex holds a PhD (Informatics) and an MSc (Cognitive Science) from the University of Edinburgh and an AB (Mathematics) from Princeton University. Alex was both a USA Today Academic All-Star and a Marshall Scholar.

Jennifer Hickey is a senior software engineer for SpringSource, the company behind Spring. She holds a master's degree in software engineering from the Florida Institute of Technology. Jennifer specializes in enterprise application management, with a focus on application modeling methodologies and techniques for rapid development and deployment of management agents. Her interests include aspect oriented programming, asynchronous messaging, JMX, and OSGi.

Jennifer is also very interested in improving organizational productivity through testing. In a previous position, she won an excellence award for introducing automated unit, integration, and regression testing into the development process.

Prior to joining SpringSource, Jennifer was a principal architect of a large-scale network management system.

Juergen has been the most active Spring developer since the open source project began from Rod's Interface21 framework back in February 2003. Juergen and Rod together continue to provide the direction for Spring.

Juergen has earned great respect in the Spring and J2EE communities for his energy, the quality of his code, his incredible attention to detail, and his huge contribution in Spring forums and mailing lists.

Juergen is an experienced consultant, with outstanding expertise in web applications, transaction management, O/R mapping technologies, and lightweight remoting. He has specialized in J2EE since early 2000, having held technology leader positions in various projects ranging from enterprise application integration to web-based data visualization.

Responsible for managing Alfresco's research and development team and ensuring both innovation and quality are delivered in Alfresco's software.

Paul has over 20 years experience of managing teams in collaborative research and development, both in open source and proprietary software organizations, including IBM® and Documentum®. His focus has always been to realize advanced technology solutions to real world problems.

His expertise covers Knowledge-based Expert Systems, Neural Networks, Information Extraction and Multilingual Natural Language Processing. Paul has been pivotal in a number of innovation start-ups, as well as having extensive experience of corporate production systems with Resumix® and Documentum®. Paul has PhD in Artificial Intelligence from the University of Surrey.

Scot Junkin is Consultant Partner Integration Engineer for the Cloud Infrastructure Group at EMC Corporation and is responsible for guiding partners through technical hurdles on their way to success with EMC’s Cloud Storage solution, EMC Atmos.

Scot joined EMC in June of 2009 with the objectives of driving adoption of a new more flexible paradigm of IT for customers within the Enterprise. Prior to joining EMC, Scot consulted for a variety of technology startups focused on cloud computing, with a focus on their technical and go-to-market strategies. Scot also held strategic positions with MessageSling and Jingle Networks.

Scot holds an MS and a BS in Computer Science from Worcester Polytechnic Institute.

Dr. Mik Kersten is the CEO of Tasktop Technologies, creator of the Eclipse Mylyn open source project and inventor of the task-focused interface. As a research scientist at Xerox PARC, Mik implemented the first aspect-oriented programming tools for AspectJ. He created Mylyn and the task-focused interface during his PhD in Computer Science at the University of British Columbia. Mik has been an Eclipse committer since 2002, is an elected member of the Eclipse Board of Directors and serves on the Eclipse Architecture Council. Mik's thought leadership on task-focused collaboration makes him a popular speaker at software conferences, and he was voted a JavaOne Rock Star speaker in 2008 and 2009. He enjoys building tools that offload our brains and make it easier to get creative work done. Follow @mik_kersten on Twitter.

Costin Leau is an SpringSource software engineer based in Romania. His interests include data access and aspect oriented programming. With significant development experience, Costin has worked on the Spring JPA integration, Pitchfork project and JavaConfig. Costin is currently the lead of the Spring Dynamic Modules (Spring OSGi) and the Spring-inspired, OSGi 4.2 Blueprint Service RI.

Charles Lee was a co-founder of Hyperic, before Hyperic was acquired by SpringSource. Prior to co-founding Hyperic, Lee was a senior software engineer at Covalent. There, he built Covalent's configuration management product for Apache (CMP), and he spearheaded and architected the application management software (CAM), which later became Hyperic HQ.

Before Covalent, Lee developed a document management system for retail store build-outs based on open-source technology at WiseConnect. Lee also held senior engineering position at Hewlett-Packard, where he was instrumental in developing print drivers for network LaserJets for the Asian market, as well as developing the UI framework used for LaserJet drivers for all markets. Lee also developed the first GUI printer configuration framework for AutoCAD while a senior engineer at Autodesk. Lee was an early engineer at Backflip, where he created the document publishing system for the website based on mod_perl.

Lee is now product manager of several products, including Hyperic, Cloud Foundry, and Spring Insight.

Josh Long is the Spring developer advocate. Josh is the lead author on Apress’ Spring Recipes, 2nd Edition, and a SpringSource committer and contributor. When he's not hacking on code, he can be found at the local Java User Group or at the local coffee shop. Josh likes solutions that push the boundaries of the technologies that enable them. His interests include scalability, BPM, grid processing, mobile computing and so-called "smart" systems. He blogs at blog.springsource.org or joshlong.com.

Amit is a software engineer on the Google Web Toolkit team, where he works towards GWT delivering "productivity for developers, performance for users." In particular, he has contributed to improving GWT's development mode, testability of GWT applications, and resource selection in GWT. He holds a Ph.D. degree in Computer Science from Carnegie Mellon University, has founded a VC-backed Web startup, and enjoys mathematical puzzles.

Maudrit Martinez is manager in the Accenture's Architecture Innovation organization, where he focuses on technology architecture, custom enterprise application development and emerging technologies. He currently leads Accenture’s Foundation Platform for JavaTM (AFP-J) and Dynamic Languages initiatives.

Maudrit has more than 16 years of professional experience in software design and development across multiple industries, including financial services, telecommunication, media and entertainment. He holds a BSc. in Computer Engineering and a Master in Business Management from the Universidad Rafael Urdaneta. His interests include software architecture, agile software development, framework design, system scalability, process improvement and project management.

Steve Mayzak is part of the Cloud Applications Platform team at
VMware. As part of this team he is focused on mapping our solutions to
customers needs and ensuring that what we offer fits their requirements.
He is constantly in the field working with customers on their Enterprise Java and Cloud initiatives.

Tom McCuch is a Senior Sales Engineer for SpringSource with over twenty years of experience in software engineering. Tom specializes in the architecture, implementation, and deployment of distributed systems requiring high Reliability, Availability, and Scalability (RAS) features. Before joining SpringSource, Tom consulted enterprise clients across multiple industries in the architecture of mission-critical solutions based on open source software as well as led the engineering of enterprise Java middleware supporting next-generation telecommunications products deployed at tier-1 telcos both in the U.S. and Europe.

Richard McDougall is a Principal Engineer in the Office of the CTO at VMware, where he focuses on scalability, observability and performance of virtualization systems. One of his particular projects is characterizing the performance of Oracle Database on VMware Infrastructure.

Richard is the co-author of “Solaris Internals”, “Solaris Performance and Tools” (solarisinternals.com) and the lead author for “Resource Management” (Prentice Hall/Sun Blueprints). He has written numerous articles and papers on measurement, monitoring and capacity planning of Solaris systems, and frequently speaks at industry and customer technical conferences on the topics of system performance and resource management.

Richard and his performance team have published and blogged on several Oracle performance topics on vmware.com including http://www.vmware.com/resources/techresources/1055 and http://blogs.vmware.com/performance/ .

Marty is Director of Support Services at SpringSource. Prior to the acquisition of Hyperic by SpringSource, Marty was the Director of Customer Success at Hyperic.

Before Hyperic, Marty was Director of Global Support Services and Operations at Red Hat, one of the world's leading open source providers. While at Red Hat, Marty lead various global initiatives from policy transparency to systems efficiency to support readiness while dealing with the occasional angry Enterprise customer. During his tenure at Red Hat he built the Asia-Pacific Support operations from the ground up while on assignment for two years in Australia. Additionally he held Developer and Director roles in the Information Technology department as part of the Enterprise Application Development team.

Marty holds a BS degree from North Carolina State University in Computer Science and now resides in the San Francisco Bay Area.

Justin Murray holds a technical alliances role at VMware, where he has worked for three years. His main work at VMware is in helping ISV partners to test, prove and optimize performance of their products on the VMware vSphere platform. Justin also helps VMware's customers with virtualizing their business applications and infrastructure and advises them on best practice approaches to virtualizing Java-based applications in particular. Previous to joining VMware, Justin worked at HP on management software and on Java on HP-UX.

Dr. Mark Pollack has worked extensively in the financial sector as an architect and developer on various front office trading systems that involved a mixture of Microsoft and Java technologies. Always interested in best practices and improving the software development process, Mark has been a core Spring (Java) developer since 2003 and founded its Microsoft counterpart, Spring.NET, in 2004 which he continues to lead.

Prior to joining SpringSource, he was a founding partner at CodeStreet, LLC, an independent software vendor in the financial services industry. This year Mark has been recognized as a Microsoft Most Valuable Professional (MVP) for his involvement in the technical community.

Arjen Poutsma is a senior enterprise application architect with more than fifteen years' experience in commercial software environments. During this time he has worked with both J2EE and Microsoft .NET.

In 2004, Arjen started to specialise in Web Services and Service Oriented Architectures. During this period he has conducted trainings and has researched SOAs in large organisations.

Arjen is the founder and the project lead for the Spring Web Services. This Spring project aims at facilitating development of document-driven web services. Recently, Arjen worked on the REST support in Spring 3.0. Arjen has also contributed to various other open source projects, including XFire, NEO and others.

Since early 2005, Arjen has been a consultant for SpringSource in The Netherlands. Currently, he is a Software Engineer.

As the Chief Architect for GemFire product line, Jags is responsible for the technology direction for its high performance distributed data Grid and virtualization platform. Jags has represented GemStone Systems in the EJB expert group and the J2EE platform specification. In the past, Jags represented BEA in the W3C SOAP protocol specification, JAXM and other standards. Jags has presented in several conferences in the past on Data management, clustering and grid computing(Javaone, W3C workshop, Java user groups, Open Grid Forum, Platform Grid conference etc) . He has over 20 years of experience, a bachelors degree in computer science and a masters degree in management of science and technology.

Chris Ramsdale has worked extensively in the mobile space, starting as a Software Engineer at Motorola in 1997, and then joining local start ups as a Tech Lead and Product Manager. Throughout his career he has experienced firsthand the pain of developing applications in the fragmented landscape that mobile is notorious for. In the case of the web we have an HTML5 spec, but were seeing devices, tablets, etc. that only implement a subset of it. And while the browser may be "the" platform, we're finding that the landscape is once again fragmented. Chris's current focus at Google is advocating tools, such as Google Web Toolkit, that allow developers to work within this landscape, creating web applications that seamlessly deploy and run within any browser.

Chris Richardson is a developer, architect and mentor with over 20 years of experience and is the author of the recently published book "POJOs in Action". He runs a consulting company that helps development teams become more productive and successful by adopting POJOs and lightweight frameworks. Chris has been a technical leader at a variety of companies including Insignia Solutions and BEA Systems. Chris has a computer science degree from the University of Cambridge in England. He lives in Oakland, CA with his wife and three children.

Thomas has been a developer on the Spring Framework project since early 2003, contributing to enhancements of the JDBC framework portion.

Thomas currently works as a consultant for SpringSource specializing in Java EE and database projects. He has been involved with developing database applications, both as a DBA and as an application developer for over 20 years, using a wide variety of languages and databases.

Thomas is co-author of "Professional Java Development with the Spring Framework" together with Rod Johnson, Juergen Hoeller, Alef Arendsen, and Colin Sampaleanu, published by Wrox in 2005.

Colin is Director of R&D at SpringSource (now a division of VMware), which he co-founded in 2004. He is one of the original core committers on the Spring Framework, a published author, and public speaker. Since starting SpringSource he has served in a number of roles throughout various parts of the organization, including Engineering, Service Delivery, Support, and Sales. Colin is at his best when combining both technical as well as business and customer facing aspects.

Colin has had a long and varied career spanning 23 years in both the enterprise and shrinkwrap software space, including previous experience developing for and building out a retail software company.

Immediately prior to SpringSource, Colin spent 5 years as architect/chief architect at a leading software incubator and VC firm. Colin's role was split between one part hands on architecture, design, and coding, another part mentoring and teaching best practices at the code and process level, and a final part performing technical due diligence and consulting for the VC arm.

Throughout his career, Colin's experience, wide ranging interests and general knowledge in the technology space have led him to be a resource that others have been able to draw on for advice. In general, Colin's background has left him with a deep knowledge of all it takes to successfully release good software, at the code, process, and business level.

Christian Schalk is a Developer Advocate and works to promote Google's APIs and technologies. He is currently engaging the international Web development community with Google's new OpenSocial API. Before joining Google, Chris was a Principal Product Manager and technology evangelist at Oracle in the Java development tools group. Chris also co-authored the book: "JavaServer Faces, The Complete Reference" published through McGraw-Hill-Osborne. Chris was also one of the original members of the Open Ajax alliance and helped Oracle and later Google join the alliance. Chris has spoken on Web, Java and Ajax development at numerous Oracle, Java and Ajax conferences, as well as Google related events including Google Developer Day and recently at Google IO.

Dr Stefan Schmidt has been a Software Engineer with SpringSource since early 2008. He is currently based in the Sydney, Australia office, where he has been a key Roo developer since the project began. Stefan's work on Roo focuses on many of the most popular add-ons, including those which provide web, search and messaging features.

Stefan has been developing Java enterprise applications since 2003. Prior to his work at SpringSource, Stefan has been teaching various Enterprise Java subjects at the University of Technology in Sydney. He mentored hundreds of students in the design of enterprise software architectures with focus on scalability, separation of concerns and design patterns using enterprise Java technologies.

Melanie is Manager of Hyperic Technical Support. Prior to her role with Hyperic she was an Escalation Engineer for VMware, where she worked for three years, specializing in the support and troubleshooting of core vSphere technologies. She is a Virtualization Certified Professional in VI 3 and vSphere 4 architecture. Her main work at VMware has been in the training and preparation of their global support engineers and partners in Bangalore, India. She also participated in the support readiness training of vSphere 4.1 release prior to moving to Hyperic technical support.

Before VMware, Melanie was a software analyst for McKesson, as a product specialist in the configuration and design of their clinical documentation software and started her career as a Unix system administrator for Sun Microsystems.

Melanie holds a BS degree from the University of Colorado at Denver in Computer Information Systems and is a Colorado native, where she still resides, enjoying the snow and sunshine.

Rossen began work as a consultant and trainer for SpringSource in 2007 with a focus on Spring Web technologies. In 2010 he accepted his new role as a SpringSource/VMWare software engineer leading Spring Web Flow 2 development efforts. Rossen has been developing software professionally for over 15 years, is currently based in London, and enjoys tennis and swimming whenever he is not programming.

Dr David Syer is the technical lead on Spring Batch, the batch processing framework and toolkit from SpringSource. He is an experienced, delivery-focused architect and development manager. He has designed and built successful enterprise software solutions using Spring, and implemented them in major financial institutions worldwide. David is known for his clear and informative training style and has deep knowledge and experience with all aspects of real-life usage of the Spring framework. He enjoys creating business value from the application of simple principles to enterprise architecture. David joined SpringSource from a leading risk management software vendor where he worked closely with SpringSource on a number of projects. Recent publications have appeared in Balance Sheet, Operational Risk and Derivatives Technology.

Gil has been involved with virtual machine technologies for the past 20 years and has been building Java technology-based products since 1995. He co-founded Azul Systems in 2002, where he pioneered Pauseless Garbage Collection, Java Virtualization, and various managed runtime and systems stack technologies that deliver the industry's most scalable and robust Java platform. He holds a BSEE from The Technion Israel Institute of Technology, and has been awarded 19 patents.

Mark Thomas is a Senior Software Engineer with SpringSource. At SpringSource Mark leads the integration of Tomcat with tc Server and has also had a hand in the development and integration of the additional serviceability functionality.

Mark has been using and developing Apache Tomcat for more than five years. He became involved in the development of Tomcat when he needed better control over the SSL configuration than was available at the time. After fixing that first bug, he started working his way through the remaining Tomcat bugs and is still going. Along the way, Mark became a Tomcat committer and PMC member, volunteered to be the Tomcat 4 release manager, created the Tomcat security pages, became a member of the ASF, joined the Apache Security Committee and is an Apache Commons PMC member where he contributes to Commons Pool, DBCP and Daemon. He also helps maintain the ASF's Bugzilla instances.

Mark has a MEng in Electronic and Electrical Engineering from the University of Birmingham, United Kingdom.

Jon is the architect of Spring Insight and has more than 15 years of professional experience writing software. He has the privilege of leading the Insight team, a very skilled, agile group of developers committed to giving developers and operators tools to reduce complexity and overhead.

Prior to SpringSource, Jon was a principal engineer at Hyperic and co-founded the product eventually known as Hyperic HQ. He has spent more time capturing and displaying performance data than he cares to .. measure.

Quinton Wall is a Developer Evangelist for Salesforce.com where he is a regular technical contributor and speaker at cloud industry events and media sites. For over 15 years, Quinton has been at the forefront of Internet technologies being a founding member of the Australia Java Users Group, building the prototype for the Looksmart search engine, and leading engineering teams across the globe. Quinton now brings this wealth of experience to cloud believing that the future of technology and cloud computing is harnessing the power of convergent clouds.

Craig Walls has been professionally developing software for over 15 years (and longer than that for the pure geekiness of it). He is a senior engineer with SpringSource and is the author of Modular Java (published by Pragmatic Bookshelf) and Spring in Action and XDoclet in Action (both published by Manning). He's a zealous promoter of the Spring Framework, speaking frequently at local user groups and conferences and writing about Spring and OSGi on his blog. When he's not slinging code, Craig spends as much time as he can with his wife, two daughters, 4 birds and 2 dogs.

Mike is a Senior Consultant with SpringSource and has 10+ years experience in Java enterprise development and consulting. He started using Spring and Spring Security shortly after the first release and has deep knowledge about making simple, transparent and powerful security solutions but still retaining maintainable code. He is a committer of the Spring Security Framework and the creator of the Spring Security Kerberos Extension. He regularly speaks at various conferences and publishes work around Application Security and Spring.

David works at SpringSource as a Senior Engineer. He is working on a Flex application for a cloud product and is also on the Spring Web Team.

David has been doing software development for over 15 years. He's been using Java since 1998 and involved in using Open Source almost as long. He's an Apache committer on Struts and Commons Validator, as well as the creator of Commons Validator (although currently no longer active on either). David has focused on Web and Enterprise development for most of his career, and started working with the Spring Framework in 2006.

David runs the website Spring by Example, which is a site for sharing Spring examples. David expects this site will become a general resource for Spring Examples and ultimately save developers time.

Rob Woollen is a Principal Architect at Salesforce.com. At Salesforce Rob leads the architecture for Salesforce Chatter, a real-time collaboration platform. Prior to Salesforce, Rob spent 9 years with BEA Systems serving as the WebLogic Server Chief Architect. Rob holds a BSE in computer science from Princeton University.

Ari Zilka founded Terracotta in 2003 and is the company’s Chief Technology Officer. Combining business and technology leadership, Ari was an Entrepreneur-in-Residence at Accel Partners and worked at PriceWaterhouseCoopers with some of the world’s leading brands. He was Chief Architect at Walmart.com where he built and led a team of core engineers. And in the mid 1990s, Ari invented a new object relational database that still exceeds the capabilities and performance of database technology today