SpringOne Speakers

Our speakers are project leaders, authors, professional trainers, and recognized industry experts. They are the people writing the software you use on a daily basis.

Mark Fisher

Spring Integration Lead


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.



Adrian Colyer

CTO of SpringSource


Adrian Colyer is Chief Technology Officer (CTO) for SpringSource and the vFabric Cloud Application Platform at VMware

SpringSource develops the Spring Framework and associated open source projects such as Spring Integration and Spring Batch, Grails, Groovy, and Eclipse AspectJ. Cloud Foundry is VMware's open platform-as-a-service with full support for Spring, Grails, and a wide range of other application frameworks. Adrian maintains a keen interest in the evolution of enterprise application development as cloud, big data, and smart clients all appear on the enterprise radar.

Adrian joined VMware in 2009 through VMware's acquisition of SpringSource where he was the CTO. He led the AspectJ project at Eclipse.org and oversaw the integration of aspect-oriented concepts into the Spring Framework. He helped to grow the SpringSource portfolio from these two projects into the rich set of projects and products that it is today.

In 2004 Adrian was recognised by MIT Technology Review as one of the top 100 young innovators in the world. Adrian has also served on a number of industry groups including the Aspect-Oriented Software Association Steering Committee, the OSGi Enterprise Expert Group, and the Eclipse Architecture Council. Prior to joining SpringSource, Adrian gained over a decade of experience in building enterprise middleware at IBM.



Ben Hale

Cloud Foundry Java Experience Engineer


Ben Hale is a software engineer with Pivotal working to constantly improve the Java experience on Cloud Foundry.

Prior to working on Cloud Foundry, Ben worked on large-scale middleware management tools, tc Server, dm Server (OSGi), and Spring. If you go back far enough, he even worked on a network management and monitoring application, but will deny it when asked.



Juergen Hoeller

Spring Framework co-founder and project lead


Juergen Hoeller is co-founder of the Spring Framework open source project and has been serving as the project lead and release manager for the core framework since 2003. Juergen is an experienced software architect and consultant with outstanding expertise in code organization, transaction management and enterprise messaging.



Mike Heath

Principal Engineer


Mike Heath is a principal software engineer for the LDS Church working in the core technology group. He has contributed to multiple open source projects including Apache MINA, Apache JAMES, and JBoss Netty. He has a B.S. in computer science from Utah Valley University and a M.S. in computer science from Brigham Young University.



Matt Stine

Community Engineer @CloudFoundry


Matt Stine is a Community Engineer with Cloud Foundry (http://cloudfoundry.com) by Pivotal (http://goPivotal.com). He is a twelve year veteran of the enterprise software and web development industries, with experience spanning the healthcare, biomedical research, e-commerce, retail store and insurance domains.

Matt is obsessed with the idea that enterprise IT “doesn’t have to suck,” and spends much of his time thinking about lean/agile software development methodologies, DevOps, architectural principles/patterns/practices, and programming paradigms in an attempt to find the perfect storm of techniques that will allow corporate IT departments to not only function like startup companies, but also create software that delights users while maintaining a high degree of conceptual integrity.

Matt has spoken at conferences ranging from JavaOne to CodeMash and serves as Technical Editor of NFJS the Magazine (https://www.nofluffjuststuff.com/home/magazine_subscribe). Matt is also the founder of the Memphis/Mid-South Java User Group.



Jon Brisbin

SpringSource R&D


Jon works with the Spring Data, Grails, RabbitMQ, and other teams to provide next-generation data and messaging capabilities for modern Ajax and mobile applications. He's been working with Spring Data to provide mapping capabilities for NoSQL databases like MongoDB and Riak and he's working with RabbitMQ and NoSQL to provide modern evented and message-driven data utilities. He authored the Grails support for Riak as well as contributes Erlang-based utilities for the Riak and RabbitMQ communities.

Prior to SpringSource, Jon developed private cloud architectures at the world's largest Pizza Hut franchisee, developed Lotus Domino, J2EE, PHP and even Perl CGI applications in BBEdit on an aged Mac, and got his start in web-based development 15 years ago, as an intelligence analyst for the US Air Force, when NCSA Mosaic 1.0 was cool.



Craig Walls

Author of Spring in Action


Craig Walls is a senior engineer with SpringSource as the Spring Social project lead and is the author of Spring in Action and XDoclet in Action (both published by Manning) and Modular Java (published by Pragmatic Bookshelf). 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, 2 birds and 3 dogs.



Scott Andrews

Software Engineer


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.



Durai Arasan

Enterprise Java Technology Leader


Durai is a Director of Platform Architecture at ETRADE Financial. He has created an award winning web technology platforms with best of the open source components such as Spring, RabbitMQ, jQuery and Java that power etrade.com, a leading online trading website. He holds Bachelor of Engg in Computer Science degree.

Over the years, Durai has helped ETRADE to upgrade multiple technologies to provide the best leading edge technology platforms to it's customers. He was instrumental to the success of many innovative mission critical architecture.



Chris Beams

Spring Framework Committer


Chris Beams is a senior technical staff member at VMware and a core Spring Framework committer. His work in enterprise application development began in 1998 and has covered a wide range of technologies, languages and frameworks. Prior to becoming a full-time Spring committer, Chris trained hundreds of students on the topics of enterprise architecture and how best to use the Spring family of projects. He is a regular speaker at conferences around the world and is @cbeams at Twitter and GitHub.



Emad Benjamin

Staff Solutions Architect, VMware


Emad Benjamin has been in the IT industry for the past twenty years. He graduated with a Bachelor of Electrical Engineering from the University of Wollongong. Earlier in his career, he was a C++ software engineer, then in 1997, he switched to programming with Java, and has been focusing on Java ever since. For the past seven years, his focus has been Java on VMware vSphere, vFabric GemFire and SQLFire. Emad has been at VMware since 2005, and is the author of the Enterprise Java Applications Architecture on VMware book. Emad has previously presented at VMworld, SpringOne, and Open World on the subject of Java virtualization.



Sam Brannen

Senior Software Consultant, Swiftmind


Sam Brannen is a Senior Software Consultant with over 14 years' experience and co-founder of Swiftmind, a software consulting agency in Zürich, Switzerland. At Swiftmind Sam helps international clients achieve best practices in agile software development, architecture, design, implementation, and testing of enterprise Java applications using the Spring Framework and a plethora of open source technologies. In his consulting role, Sam most enjoys leading work shops, code reviews, coaching, and training clients.

Sam is a popular speaker at conferences on Java, Spring, and OSGi. He is also an active core committer for the Spring Framework, lead author of "Spring in a Nutshell" from O'Reilly, author of the Spring TestContext Framework, and was previously a core developer of SpringSource dm Server (a.k.a., Eclipse Virgo).

Over the years, Sam has helped clients build applications in various business sectors ranging from e-commerce to banking, retail, automotive, and social communities. When not in front of his computer, Sam enjoys traveling and spending time with family and friends.



Brian Cavalier

Front-End Engineer and Open Source Fanatic


Brian is a server-side Java guy turned front-end engineer, and open source fanatic. From collaborative aircraft maintenance systems for the US Navy, to Computer Assisted Surgery systems for Orthopedic surgery, to a global-scale content curation and personalization system, he loves building things that users love to use. He works at SpringSource on making the web more awesome, and is co-lead of the cujo.js architecture unframework (cujojs.com), a lover of Siberian huskies, family, and things with two wheels.

More about Brian: https://github.com/briancavalier http://blog.briancavalier.com/ http://www.slideshare.net/briancavalier http://lanyrd.com/profile/briancavalier/



Roy Clarkson

Senior Software Engineer at VMware


Roy Clarkson studied computer science at Georgia Tech before beginning his career as a software engineer. He has worked as a professional software developer for over fifteen years, with a variety of languages and technologies. He is currently working as an engineer with SpringSource, at VMware, where he is the lead on the Spring for Android project. He also participates on the Greenhouse project, and built it’s associated mobile clients. Roy has spent the last few years focusing on mobile application development, including iPhone, Android, and mobile web. Prior to that, he focused most of his time on web based application development.



Andy Clement

Staff Engineer with SpringSource


Andy Clement is a staff engineer in the SpringSource division of VMware, based in the languages and tools lab in Vancouver. He has more than ten years experience in Enterprise Application Development and now spends his time building tools for languages like AspectJ, Groovy and JavaScript and frameworks like Grails. He currently oversees the Groovy Grails Tool Suite deliverable, a variant of the Spring Tool Suite with a focus on Groovy and Grails.



Damien Dallimore

Developer Evangelist, Splunk


Damien is a Developer Evangelist at Splunk and spends a good deal of his time building apps, tools and frameworks for the Splunk platform, with a specific emphasis on the Java ecosystem and then engaging with the developer community to educate about the many different ways that Splunk can be developed upon and integrated with.A fervent JVM fan, he has a particular interest in the new breed of alternate JVM languages and actually thinks that logging is cool. Prior to joining Splunk, Damien paid his mortgage wearing many different technical hats coding,hacking,engineering and architecting software and solutions around the globe in a variety of industries, primarily in the Enterprise Java space. He also recently worked with the SpringSource team on creating new Spring Integration adaptors for Splunk.



Julien Dubois

Java expert & author, director of consulting at Ippon Technologies


  • Co-author of "Spring par la pratique", #1 book on the Spring Framework in France.
  • Former SpringSource France regional director.
  • Currently director of consulting at Ippon Technologies, a 120-person Java-focused consulting firm, located in Paris, France. More info at http://www.ippon.fr
  • Leads the Tatami project, an Open Source Enterprise Social Network. See https://github.com/ippontech/tatami for more information.


Oliver Gierke

Engineer at SpringSource


Oliver Gierke is engineer at SpringSource, a division of VMware, project lead of the Spring Data JPA, MongoDB and core module and member of the JPA 2.1 expert group. He has been into developing enterprise applications and open source projects for over 6 years now. His working focus is centered around software architecture, Spring and persistence technologies. He is regularly speaking at German and international conferences as well as author of technology articles and the first book on Spring Data.



John Hann

Software Engineer, SpringSource


John has been pushing the limits of the web since 1996 and has been totally engulfed in Javascript, HTML, and CSS since 2004. Notable achievements include Ajax-ish and JSON-RPC-like browser apps way back in 1999 (US Patent 7,016,751), composable Javascript constructors for creating draggable modal dialogs in 2004, and a Javascript non-preemptive multi-tasking framework in 2007. When he's not being a full-time Javascript Barbarian at Pivotal or working on his latest side-project with his kids, John is sure to be coding tenaciously on cujoJS, the Javascript architectural toolkit: http://cujojs.com



Rob Harrop

CTO of Skills Matter and co-founder of SpringSource.


As CTO of Skills Matter, Rob helps to provide a community of over 35,000 software professionals with access to high-quality events and training.

Prior to Skills Matter, Rob served as CTO of UK-based consumer lender First Banco. At First Banco, Rob led the development of all internal and external software projects. Rob remains on the board at First Banco.

Co-founder of SpringSource, the software company behind the wildly-successful Spring Framework.

Specialist in high-volume, high-scale enterprise systems.

Author and co-author of five books, including the highly-popular Spring Framework reference "Pro Spring".



Gunnar Hillert

MTS @ SpringSource/VMware; Spring Integration Team


Gunnar Hillert is a member of technical staff (MTS) at SpringSource, a division of VMware, Inc. He is a committer for Spring Integration, Spring AMQP and also contributes to the Cloud Foundry project. Gunnar heads the Atlanta Java Users Group and is an organizer for the DevNexus developer conference.

A native from Berlin, Germany, Gunnar has been calling Atlanta home for the past 11 years. He is an avid gardener specializing in anything sub-tropical such as bananas, palm trees and bamboo. As time permits, Gunnar works on his Spanish language skills and he and his wife Alysa are raising their two children tri-lingually (English, German, Spanish). Gunnar blogs at: http://blog.hillert.com/ and you can follow him on Twitter: https://twitter.com/ghillert



Ramnivas Laddad

Author of AspectJ in Action, Principal at SpringSource


Ramnivas Laddad is a SpringSource Principal Enginner. He has over a decade of experience in applying his enterprise Java and aspect-oriented programming (AOP) expertise to middleware, design automation, networking, web application, user interface, and security projects.

Ramnivas Laddad is a well-known expert in enterprise Java, especially in the area of AOP and Spring. He is the author of AspectJ in Action, the best-selling book on AOP and AspectJ that has been lauded by industry experts for its presentation of practical and innovative AOP applications to solve real-world problems. Ramnivas, a Spring framework committer, is also an active presenter at leading industry events such as JavaOne, JavaPolis, No Fluff Just Stuff, SpringOne, Software Development, and has been an active member of both the AspectJ and Spring communities from their beginnings.



Costin Leau

Lead, Spring GemFire, Hadoop, Redis


Costin Leau is an engineer at Elasticsearch, currently working with NoSQL and Big Data technologies. An open-source veteran, Costin led various Spring projects (Spring OSGi, GemFire, Redis, Hadoop) and authored an OSGi spec. Speaker at various editions of EclipseCon/OSGi DevCon, JavaOne, Devoxx/Javapolis, JavaZone, SpringOne, TSSJS on Java/Hadoop/Spring related topics.



Martin Lippert

Lead, Spring Tool Suite and Spring IDE


Martin leads the team of the Spring Tool Suite and the Spring IDE and works together with the tools team on providing the best developer tools out there for Spring and Cloud Foundry. Before joining SpringSource/VMware, Martin co-founded it-agile, a leading consulting and development company focused on agile software development, and worked many years as consultant and coach for agile software development and flexible and modularized architectures. He is author of papers, articles, and books on various topics including agile software development, Eclipse technology and refactoring techniques.



Josh Long

Developer Advocate


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.



Josh Long is the Spring developer advocate. He 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 and is on Twitter as @starbuxman.



Jan Machacek

Co-author of "Pro Spring"


Jan is an enthusiastic Java and Scala programmer with a long history of large and successful systems.

Jan has used the Spring Framework from its earliest versions and then shared his experience with the framework itself and with writing elegant Spring code in Pro Spring and Pro Spring 2.5; he is an expert in most projects in the Spring Portfolio.

Alongside the Spring Framework and Java, Jan has extensive experience in functional and strongly typed programming in Scala. He is the author of Specs2 Spring and Akka Patterns projects which aim to give boost to Java programmers who want to try out Scala.

Jan also shares his expertise and passion for software as the chief editor of the Open Source Journal



Stephane Maldini

SpringSource Sr. Consultant, Reactor and Grails contributor


A software architect and consultant at SpringSource with extensive experience aligning Spring technologies. He is passionate about cloud computing, messaging and works on several projects implementing Spring Integration, RabbitMQ, Gemfire, or related technologies.

Using Groovy and Grails since early 2008, he has developed large-scale Grails applications for the French Government and international IT. he has also co-founded the iceScrum agile tool tracker, an open source Grails application for agile teams. He still invests his spare time in the Grails community through the development of several Grails plugins, and in his contributions to the French Groovy/Grails User Group.

Currently working on a lightweight and scalable, asynchronous framework for the JVM supporting Spring and Grails Applications.



I currently operate in Pivotal's Field Engineering Team specializing in next generation platform architecture. It is my job to work with our customers to understand the changing landscape of application development from tools and frameworks to runtimes and data fabrics, allowing them to build a new class of applications leveraging big & fast data. All of this in a cloud independent way on the path to a truly consumer-grade enterprise experience.



Daniel Mikusa is a Senior Technical Support Engineer at Pivotal. Daniel has been a user of Apache Tomcat for the past six years and is currently focused on providing enterprise-class support for Pivotal's Tomcat and tc Server customers. In addition, Daniel is a seasoned Java and Spring application developer, holding certifications for Spring Core, Spring Web and Enterprise Integration with Spring.



Michael Minella

Project Lead of Spring Batch and author of Pro Spring Batch


Michael Minella is a software engineer, teacher and author with over a decade of enterprise development experience. Michael is a member of the expert group for JSR-352 (java batch processing). He currently works for VMware as the project lead for the Spring Batch project as well as an instructor at DePaul University. Michael is the author of Pro Spring Batch from Apress, the popular Refcard JUnit and EasyMock and was a technical reviewer for Struts 2 Web Application Development by Dave Newton.



Kevin Nilson

VP of Engineering @ just.me


Kevin is a three time JavaOne Rock Star, Java Champion and VP of Engineering at just.me. just.me is a startup in the mobile and social space that is part of Google’s Startup Labs. Kevin has spoken at conferences such as JavaOne, Devoxx, JAX, Silicon Valley Code Camp, and AjaxWorld. Kevin is the co-author of Web 2.0 Fundamentals. In the past Kevin was an adjunct professor at the College of San Mateo. Kevin holds a MS and BS in Computer Science from Southern Illinois University. Kevin is the leader of the Silicon Valley Java User Group, Silicon Valley Google Developer Group and Silicon Valley JavaScript Meetup.



Mark Pollack

Founder Spring.NET


Dr. Mark Pollack has been a core Spring (Java) developer since 2003 and founded its Microsoft counterpart, Spring.NET, in 2004. Mark now leads the Spring Data project that aims to simplify application development with new data technologies around big data and NoSQL databases. Prior to working on Spring project, Mark worked in offline computing in high-energy nuclear physics at Brookhaven National Laboratory and then moved to the financial services industry as a technical lead for front-office trading systems.



Arjen Poutsma

Founder & Project Lead for Spring Web Services


Arjen Poutsma is a Staff Engineer at SpringSource (a division of VMware) with more than fifteen years' experience in commercial software environments. During this time he has worked with both Java EE 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 and 3.1.



Ashley Puls

Software Engineer


Ashley Puls is a software engineer at New Relic Inc. which provides an all-in-one web application performance tool. She works on the Java Agent team in Portland which focuses on instrumenting Java applications.



Emanuel Rabina

Mobile/Web Developer and User Experience Designer at Hewlett-Packard


As a mobile/web developer and user experience designer at HP, Emanuel has spent much of his life caring about the way users interact with the applications and systems that we develop. He first got involved with the Thymeleaf project as someone just looking to revamp his personal website. Since then he has released the Layout dialect (a Thymeleaf extension), has become an active member of its forums, and is now part of the Thymeleaf team (looking after the core codebase, developing the Eclipse plugin, and having a hand in the creation of its HTML documentation).

The rest of the time he spends across a variety of personal endeavours, including blogging, playing musical instruments, and baking cakes and other sugary treats (much to the delight of his friends and co-workers).



Jags Ramnarayan

Chief Architect, GemFire Data Grid products


As the Chief Architect for GemFire product line at VMWare/Pivotal, 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 Richardson

Author of POJOs in Action


Chris Richardson is a developer and architect with over 20 years of experience. He is a Java Champion and the author of POJOs in Action, which describes how to build enterprise Java applications with POJOs and frameworks such as Spring and Hibernate. Chris is the founder of CloudFoundry.com and works on cloud technology. He has a computer science degree from the University of Cambridge in England and lives in Oakland, CA with his wife and three children.



Thomas Risberg

co-author of "Spring Data, Modern Data Access for Enterprise Java"


Thomas Risberg works as a software engineer on the SpringSource team at Pivotal. He is currently a member of the Spring Data team focusing on the Spring XD, Spring for Apache Hadoop and JDBC Extensions projects. Thomas started his career developing custom mainframe banking software and later worked with client server based direct marketing and market research database systems. In 2003 he joined the Spring Framework project, primarily contributing enhancements to the JDBC framework portion.



Gary Russell

Staff Engineer, SpringSource; Spring Integration Team


Gary has been in software engineering, concentrating on Enterprise Integration, for over 30 years on various platforms, and in the Java space since the late '90s.

He has been developing with the Spring Framework since 2004 and joined SpringSource/VMware in 2009 in a consulting role. From 2009 until the end of 2011 he taught Core Spring and Enterprise Integration with Spring to several hundred developers, as well as providing Enterprise Integration consulting services with Spring Integration, Spring Batch and Core Spring.

He has been a committer on the Spring Integration project for over 3 years and became a full time member of the engineering team in January 2012.



Baruch Sadogursky

Developer Advocate w/JFrog


Baruch Sadogursky, joined JFrog as the Developer Advocate following years of working alongside JFrog’s founding team.Prior to joining JFrog, Baruch was an innovations expert with BMC Software Incubator team after 6 years with AlphaCSP as a senior Java consultant, architect and training division manager.Baruch is hacking around Java technologies and Continuous-Integration tools since 2001, including module development for open source projects like Gradle & Spring. Baruch is also active in community development around Artifactory, participating in the development of it’s plugin ecosystem and enriching it’s functionality with open-source user plugins.

As JFrog’s Developer Advocate, Baruch contributes to the strong collaboration with leading open-source projects such as SpringSource, Grails and Gradle by providing them with the Artifactory Cloud platform, and fuels the Continuous-Integration ecosystem with open-source plugins for leading tools such as Jenkins, TeamCity & Bamboo.



Mark is an instructor/consultant at Pivotal (formerly VMware/SpringSource) teaching on topics such as the Spring Framework, Groovy & Grails, Gemfire and Big Data. Prior to becoming an instructor, Mark has developed software using technologies like Java, JEE, Groovy/Grails and more. In addition, he has presented at such conferences as JavaOne, HP Software Forum and more.



Mattias Severson

Senior Java Consultant, Jayway


With a background in the hardware and embedded area, Mattias has shifted his focus to Java and the enterprise domain. He is a clean code proponent who appreciates Test Driven Development and Agile methodologies. Mattias has experience from many different environments, including everything between big server solutions for multinational companies down to flashing LEDs by using small micro controllers. He is curious, open-minded and believes in continuous improvement on all levels.



Jeff Sogolov is a Solutions Architect at ADP having worked for Fortune 500 companies in a similar role spanning real-time, distributed & high-availability applications utilizing SOA and DDD principals.



Rossen Stoyanchev

Senior Staff Engineer, VMware


Rossen is a Spring Framework developer focusing on Spring MVC as well as Spring Web Flow. His 17+ year background includes work on trading and risk management software, investment accounting, e-commerce web applications, directory services, among others. Prior to becoming a full-time Spring Framework developer, Rossen spent several years teaching and consulting clients building enterprise Java applications with Spring on a broad range of topics.



Dave Syer

Spring engineering team member since 2006


Dr David Syer is a founder and contributor to Spring Batch, lead of Spring Security OAuth, and an active contributor to Spring Integration, Spring Framework, Spring AMQP, Spring Security. 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 institutions worldwide. David is known for his clear and informative presentation style and has deep knowledge and experience with all aspects of real-life usage of the Spring framework. Recent publications have appeared in Java World, and the CloudFoundry and SpringSource blog sites.



Guillermo Tantachuco

Regional Sr. Field Engineer, Pivotal Inc.


Guillermo is an award-winning Enterprise Architecture practitioner with 18+ years of progressive experience in different industries. At Pivotal, Guillermo works with customers to understand their business needs and challenges and helps them seize new opportunities by leveraging Pivotal solutions to modernize their IT architecture. Guillermo is passionate about his family, business, technology and soccer.



Gil Tene

CTO & Co-founder, Azul Systems


Gil Tene is CTO and co-founder of Azul Systems. He has been involved with virtual machine technologies for the past 20 years and has been building Java technology-based products since 1995. Gil pioneered Azul's Continuously Concurrent Compacting Collector (C4), Java Virtualization, Elastic Memory, and various managed runtime and systems stack technologies that combine to deliver the industry's most scalable and robust Java platforms. In 2006 he was named one of the Top 50 Agenda Setters in the technology industry by Silicon.com. Prior to co-founding Azul, Gil held key technology positions at Nortel Networks, Shasta Networks and at Check Point Software Technologies, where he delivered several industry-leading traffic management solutions including the industry's first Firewall-1 based security appliance. He architected operating systems for Stratus Computer, clustering solutions at Qualix/Legato, and served as an officer in the Israeli Navy Computer R and D unit. Gil holds a BSEE from The Technion Israel Institute of Technology, and has been awarded 28 patents in computer-related technologies.



David Turanski

Lead - Spring Data GemFire


David Turanski is a Senior Software Engineer with SpringSource, a division of VMWare. David is a member of the Spring Data team and lead of the Spring Data GemFire project. He is also a committer on the Spring Integration project. David has extensive experience as a developer, architect and consultant serving a variety of industries. In addition he has trained hundreds of developers how to use the Spring Framework effectively.



James Ward

Developer Advocate, Typesafe


James Ward (www.jamesward.com) works for Typesafe where he teaches developers the Typesafe Stack (Play Framework, Scala, and Akka) . James frequently presents at conferences around the world such as JavaOne, Devoxx, and many other Java get-togethers. Along with Bruce Eckel, James co-authored First Steps in Flex. He has also published numerous screencasts, blogs, and technical articles. Starting with Pascal and Assembly in the 80′s, James found his passion for writing code. Beginning in the 90′s he began doing web development with HTML, Perl/CGI, then Java. After building a Flex and Java based customer service portal in 2004 for Pillar Data Systems he became a Technical Evangelist for Flex at Adobe. In 2011 James became a Principal Developer Evangelist at Salesforce.com where he taught developers how to deploy apps on the cloud with Heroku. James Tweets as @_JamesWard and posts code at github.com/jamesward.



Phil Webb

Senior Software Engineer at VMware


Phil Webb is developer on the core Spring Framework and Spring Web Flow projects. He is member of the JSR-344 expert group and has been working with Java for over 10 years. Phil is particularly interested in server-side web technologies and has been working to improve integration between Spring and JSF. Born in the UK, Phil is currently living in California.



Stuart Williams

Stuart Williams is a Consulting Architect at Pivotal


With over 15 years of application development experience, is currently a member of the Spring consulting team and as a committer on open source projects at Apache, Eclipse and elsewhere, Stuart has practical, frontline knowledge about building enterprise class applications and distributed systems.



Rob Winch

Spring Security Lead


Rob Winch is a Senior Software Engineer at VMware and is the project lead of the Spring Security framework. He is also a committer on the core Spring Framework and co-author of the Spring Security 3.1 book. In the past he has worked in the health care industry, bioinformatics research, high performance computing, and as a web consultant. When he is not sitting in front of a computer he enjoys playing the guitar.



David Winterfeldt

Staff Engineer, VMware


David Winterfeldt works at VMware on the VMware vFabric Application Director project. It enables developers and organizations to deploy applications to the cloud by having a logical abstraction for software services and application topologies. This allows an application to be easily deployed multiple times to different environments.

David has been doing software development for over 20 years. He's been using Java since 1998 and involved in using Open Source almost as long. 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. The site is a general resource for Spring and should ultimately save developers time. He's is also an Apache committer on Struts and Commons Validator, as well as the creator of Commons Validator (although currently no longer active on either).



Mike Youngstrom

Principal Engineer


Mike Youngstrom is principal engineer for the LDS Church. Mike is a member of the DevOps team doing development of an in house CloudFoundry based PaaS. Prior to that Mike was the “Java Stack” architect for 6 years. Leading custom application development architecture and standards for custom application development at the LDS Church on a predominantly Spring based platform.