Oracle Code One

Program Committee

Oracle Code One Program Committee is led by co-chairpeople Stephen Chin and Gerald Venzl. Check out the full team of leads and reviewers for each of the tracks below.


Containers, Serverless, Cloud


Core Java Platform




Developer Community


Developer Tools




Emerging Tech


Java Ecosystem


Java Server-Side


Modern Web



Containers, Serverless, Cloud



Core Java Platform






Emerging Tech





Committee Members

Gail Anderson

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Gail Anderson is a Java Champion and a member of the NetBeans Dream Team. She is the director of research and founding member of the Anderson Software Group, Inc., a corporation specializing in Java, JavaFX, C++, C, Python, Perl, Linux, C#, and object-oriented design training courses. Anderson obtained her BA in linguistics from the University of California San Diego and her MA in linguistics from San Diego State University. She has developed numerous course materials for the Anderson Software Group and specializes in researching new technologies. She has conducted technical sessions and tutorials at JavaOne, Devoxx, and NetBeans Day conferences in San Francisco, Europe, and Latin America. She has also contributed articles to InformIT and DZone and is the coauthor of eight textbooks on software programming.

Abhiram Annangi

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Abhiram Annangi is a solution architect and an open source technologist on the Oracle Cloud Infrastructure team. Throughout his career, he has been actively involved in multiple internet startups in the cloud and big data space and ran his own FinTech company prior to joining Oracle. Annangi has also held several roles at Microsoft, where he was involved with the architecture of numerous cloud-native deployments at scale. He is an active member of the containers, Kubernetes, and serverless community.

Penny Avril

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Penny Avril is a vice president in Oracle’s server technology division, leading product management for Oracle Database.  Her responsibilities include product planning, positioning, collateral, go-to-market strategy, and field enablement. She works with release and development managers to take the database from design spec through development to production. Avril has been with Oracle since 1995. She holds a BA in computer science from Cambridge University.

Fernando Babadopulos

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Fernando Babadopulos is a software architect, entrepreneur, and enthusiast of new technologies; he was responsible for developing some of the most popular web applications in Brazil and abroad. With more than 15 years of experience with the internet, Babadopulos specializes in the creation and design of high-performance systems and is a frequent speaker and participant in developer conferences worldwide. He holds a master’s degree in information engineering from the Federal University of ABC and a BS in computer science from the University Center of FEI.

Sanjay Basu

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Sanjay Basu is an IT industry veteran with 25 years of experience. He has worked in various roles and held positions including enterprise architect, principal engineer, chief technologist, and chief technology officer throughout his career. In context of cloud computing, he has architected, designed, and launched private and public IaaS services since 2007 in organizations including Dell, EMC, AWS, and now Oracle. Basu’s interests include architecting cloud-native applications and writing applications using machine learning and Blockchain for information security. He also has several patents on load balancing methods using distributed computing. When not tinkering with infrastructure as code, he flies drones and is pursuing a commercial drone flying license.

David Blevins

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David Blevins is founder of Tomitribe and a veteran of open source Java EE. He has been implementing and defining Java EE specifications for more than 10 years and has a strong drive to see Java EE as simple, testable, and light as Java SE. Blevins is cofounder of OpenEJB (1999), Geronimo (2003), and TomEE (2011). He is a member of the EJB 3.0, EJB 3.1, EJB 3.2, Java EE 6, Java EE 7, and Java EE 8 security expert groups, and a member of the Apache Software Foundation. Blevins is a contributing author to Component-Based Software Engineering: Putting the Pieces Together (2001, Addison-Wesley). Blevins is also a regular speaker at JavaOne, Devoxx, ApacheCon, OSCon, JAX, and other Java-focused conferences.

Bruno Borges

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Bruno Borges is part of the Azure Cloud Developer Advocacy team at Microsoft and a long-time Java community member. Previously, he was at Oracle as part of the core Oracle Code team.

Alex Buckley

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Alex Buckley is the specification lead for the Java language and the Java Virtual Machine at Oracle. He works on a variety of projects to increase the modularity and productivity of Java SE, and collaborates widely with experts in industry and academia. He holds a PhD in computing from Imperial College London.

Edward Burns


Ed Burns is a consulting member of the technical staff at Oracle and has worked on a wide variety of client- and server-side web technologies since 1994, including NCSA Mosaic, Mozilla, the Sun Java plugin, Jakarta Tomcat, and most extensively, JavaServer Faces, on which he is the co-spec lead. Burns is also the co-spec lead for the servlet specification. He is an experienced international conference speaker, with consistently high attendance numbers and ratings at JavaOne (Rockstar award-winner 2016), Devoxx, DevNexus, JAOO, JAX, W-JAX, No Fluff Just Stuff, JA-SIG, The Ajax Experience, and Java and Linux user group meetings. He has published four books with McGraw-Hill including JavaServer Faces: The Complete Reference (2006), Secrets of the Rockstar Programmers: Riding the IT Crest (2008), JavaServer Faces 2.0: The Complete Reference (2010), and Hudson Continuous Integration in Practice (2013).

Sharat Chander

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Sharat Chander has worked in the IT industry for 20 years for firms including Bell Atlantic, Verizon, Sun Microsystems, and Oracle. His background and technical specialty is in Java development tools, graphics design, and product/community management. Chander has been actively involved in the Java community for 15 years, helping drive greater Java awareness, acceptance, adoption, and advocacy. As Oracle’s director of Java developer relations, Chander serves as the JavaOne conference content chairperson, driving the technical content strategy and Java community involvement in the conference. He is a frequent keynote speaker and participant in developer programs worldwide. Chander holds a BS in corporate finance from the University of Maryland and an MBA in international business from Loyola College, Maryland. You can often find Chander at global developer events and Java community engagements. When not growing visibility for Java, he follows his passion for baseball, actively coaching his 10-year-old son’s Little League team and fanatically following his hometown Baltimore Orioles.

Stephen Chin

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Stephen Chin is director of the Oracle Developer Community, author of Raspberry Pi with Java, co-author of Pro JavaFX Platform, and Oracle Code One content chair. He has given keynotes at numerous Java conferences around the world including JavaOne, where he is a seven-time Rockstar award recipient. Chin is an avid motorcyclist who has done several pan-European evangelism tours, interviewing hackers in their natural habitat and posting the videos on When he is not traveling, he enjoys teaching kids how to create embedded systems, and robot programming with his teenage daughter.

Maria Colgan

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Maria Colgan is a master product manager at Oracle and has been with the company since 1996. Colgan’s core responsibility is creating material and lectures on Oracle Database and the best practices for incorporating it into your environments. She is also responsible for getting the feedback from customers and partners incorporated into future releases of the product. Prior to this role she was the product manager for Oracle Database In-Memory and the Oracle Database query optimizer. She is the primary author of the SQLMaria blog and a contributing author to the Oracle Optimizer blog

Sebastian Daschner

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Sebastian Daschner is a self-employed Java consultant, author, and trainer, and he is enthusiastic about programming and Java EE. He is the author of Architecting Modern Java EE Applications (2017, Packt). Daschner participates in the JCP, helping form the future standards of Java EE; he also serves in the JAX-RS, JSON-P, and Config Expert Groups and collaborates on various open source projects. For his contributions in the Java community and ecosystem he was recognized as a Java Champion, Oracle Developer Champion, and double 2016 JavaOne Rockstar. Daschner is also a heavy user of Linux and container technologies such as Docker. He evangelizes computer science practices on, his newsletter, and on Twitter via @DaschnerS. When not working with Java, he also loves to travel the world—either by plane or motorbike.

Soham Dasgupta

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Soham Dasgupta has been working with Oracle technologies for more than 12 years. He works as UI/conversational technical lead for Capgemini Netherlands. He is a skilled Oracle Application Development Framework, Java, NodeJS, Oracle JavaScript Extension Toolkit, Angular, and chatbots designer and programmer. Dasgupta is a frequent blogger, writer, and speaker on various Oracle user group conferences across Europe.

Mark de Visser

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Mark de Visser is a product manager on the Oracle Cloud Infrastructure team. He has deep experience with open source and developer products, having been part of teams that launched products such as Borland C++, Borland JBuilder, Red Hat Enterprise Linux, Zend Studio, Zend Framework, Sonatype Nexus, CFEngine Enterprise, Sauce Labs Test Cloud, and iText 7.

David Delabassee


David Delabassee is a software evangelist working for Oracle; his primary focus is Java on the server side, i.e. Java Platform, Enterprise Edition. Prior to Oracle, Delabassee spent a decade at Sun Microsystems focusing on Java end-to-end (from the smart card to the high-end server) and related technologies and developer tools. In his various roles, Delabassee has been involved in numerous Java projects since the early days of this technology. Delabassee lives in Belgium. In his spare time, he enjoys playing video games and LEGO with his daughter. He also enjoys tinkering with technologies such as home automation, electronics, and pinball.

Frédéric Descamps

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Frédéric Descamps has been consulting on open source and MySQL for more than 15 years. After graduating with a degree in management information technology, Descamps started his career as a developer focused on ERP in HP-UX. He then joined one of the first Belgian startups dedicated 100 percent to free projects around GNU/Linux. In 2011 he joined Percona, one of the leading MySQL-based specialists. He joined the MySQL community team in 2016 as a MySQL community manager for EMEA and APAC. Descamps is also a regular speaker of open source conferences and an active member of many MySQL-dedicated conference committees. His blog, mostly dedicated to MySQL, can be read at .

Jens Deters

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Jens Deters began using computers in the 1980s and he is passionate about developing software. Over the last 20 years he has held several roles in the IT and telecommunications sector including software developer, trainer, consultant, project manager, and product manager. Today he works as a senior IT consultant and at codecentric in Germany. Deters is the author of MQTT.fx and FontAwesomeFX and he regularly blogs about his projects with the JavaFX and IoT community (, He is also member of the NetBeans Dream Team.

Lonneke Dikmans

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Lonneke Dikmans is partner at eProseed and head of the center of excellence. She is an Oracle ACE Director for Middleware and Oracle Developer Champion. She started coding when she was 12 and has been learning new programming languages and paradigms ever since. Throughout her career, integration and software delivery quality have been a returning theme. She has worked in industries including government, healthcare, financial services, and utilities. She is a certified Java developer and a BPMN certified professional. Dikmans is coauthor of the book SOA Made Simple (2012, Packt), publishes blogs ( and articles, and shares her knowledge and experience at conferences including JavaOne, Devoxx, Oracle user groups, Java user groups, and others.

Jeff Dinkins

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Jeff Dinkins has worked in the Java Platform group for 20 years, and is currently the manager of the Java Core Libraries team. Previously he worked as a developer on the Swing and AWT teams, as well as managing the Java Media, Java 2D, Java DB, and I18n projects. Dinkins has led the Core Java Platform track for the past several years.

Steven Feuerstein

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Steven Feuerstein is an expert on Oracle PL/SQL, having written 10 books on the language, including Oracle PL/SQL Programming and Oracle PL/SQL Best Practices (published by O’Reilly Media). Feuerstein has been developing software since 1980; he spent five years with Oracle back in the “old days” (1987–1992), he was PL/SQL evangelist for Quest Software (and then Dell) 2001–2014, and then returned to Oracle. He was one of the original Oracle ACE directors and writes regularly for Oracle Magazine, which named him the PL/SQL Developer of the Year in 2002 and 2006. He is also the first recipient of ODTUG’s Lifetime Achievement Award (2009). Feuerstein now leads a team of developer advocates with a focus on Oracle Database.

Viktor Gamov

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Viktor Gamov is a solution architect at Confluent, the company behind the popular Apache Kafka streaming platform. Gamov has comprehensive knowledge and expertise in enterprise application architecture leveraging open source technologies. He enjoys helping organizations build low-latency, scalable, and highly available distributed systems. He is also co-organizer of the Princeton Java user group and is a co-author of O’Reilly’s Enterprise Web Development. He is a professional conference speaker on distributed systems, Java, and JavaScript topics, and is a regular at the most prestigious events including JavaOne, Devoxx, OSCON, Qcon, and others. He blogs at and produces the podcasts Razbor Poletov (in Russian) and

Jonathan Giles

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Jonathan Giles is a senior cloud developer advocate at Microsoft, focused on Java and Azure. Before this, Giles was a technical lead on the Java team at Sun Microsystems and Oracle, where he developed Java APIs for releases Java 7 through 10, primarily in the area of JavaFX, the UI toolkit replacing Swing. He is passionate about creating excellent developer experiences with API, documentation, testing, and tooling, and as a result of his efforts in these areas he is a Java Champion, JavaOne Rockstar, and a Dukes Choice award winner.

Ivar Grimstad

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Ivar Grimstad is a Java champion, Oracle developer champion, and Java user group leader who currently works as principal consultant for Cybercom Group in Sweden.

Gerrit Grunwald

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Gerrit Grunwald is a software engineer with more than 10 years of experience in software development. He is a true believer in open source and has participated in popular projects including as well as his own projects (TilesFX, Medusa, Enzo, SteelSeries Swing, SteelSeries Canvas). Grunwald blogs regularly at He is an active member of the Java community, where he founded and leads the Java User Group Münster (Germany); he is a JavaOne Rockstar and Java Champion. He is a speaker at conferences and user groups internationally and writes for several magazines.

William Hardie

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Willie Hardie is vice president of Oracle Database product management. He has been in IT for more than 30 years, specializing in relational database technologies for more than 25 years. Hardie has worked with Oracle Database since version 5, is a regular speaker at  conferences, and currently serves on the Independent Oracle User Group (IOUG) board of directors.

Mike Hichwa

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Mike Hichwa is responsible for the application development focus area of Oracle Database. He is the original architect and developer of Oracle Application Express and the original author of popular Oracle websites including,, and As vice president of development at Oracle he is responsible for Oracle Application Express, Oracle SQL Developer, Oracle REST Data Services, Oracle SQL*Net, and database drivers including JDBC and .NET support.  Hichwa is also responsible for various database cloud components and services.

Joe Huang

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Joe Huang is a seasoned professional and a leader in the enterprise mobility and chatbot space, and is currently responsible for outbound and GTM product management aspect of Oracle’s mobile and chatbot platform. Huang has more than 20 years of experiences in the high tech industry, with the last 12 years focusing on enterprise mobile applications and platform, as well as recently focusing on chatbot and conversational AI. He joined Oracle through the Siebel acquisition in 2006, where he was part of Siebel’s platform product management team. Prior to Siebel, he was with Computer Sciences Corporation (CSC), leading various development teams in creating innovative solutions. Huang received an MS and BS degree in industrial engineering from the University of California, Berkeley in the early 1990s and currently resides in the San Francisco Bay Area.

Michael Hüttermann

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Michael Hüttermann is a principal DevOps consultant and the author of the books DevOps for Developers (2012), and Agile ALM (2011). He was recognized as an Oracle Java champion in 2006 and Oracle developer champion in 2017.

Eder Ignatowicz

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Eder Ignatowicz is senior software engineer at JBoss by Red Hat, a QConSP editorial lead, a Java Champion, and a proud member of Drools/jBPM team. Follow him on Twitter @ederign.

Leonid Igolnik

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Leonid Igolnik is an enterprise application specialist with wide experience in the leadership and management of all aspects of the software development lifecycle across technology organizations, including software engineering, quality assurance, and cloud operations. Igolnik’s areas of expertise are the setup and refactoring of software development teams, enterprise software design, high availability applications, technology due diligence and evaluation, and software as a service.

Lucas Jellema

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Lucas Jellema is a well-known speaker at conferences in the Oracle and Java community including JavaOne, Devoxx, and Oracle OpenWorld. He is the author of two books, many articles, and more than 1,500 blog posts. He is chief technology officer at AMIS, an Oracle partner in the Netherlands.

Josh Juneau

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Josh Juneau works as an application developer, system analyst, and database administrator. He is active in many fields of application development, but primarily focuses on Java EE. Juneau is a technical writer for Oracle Technology Network, Java Magazine, and Apress. He is a member of the NetBeans Dream Team, the JCP, and the JSR 372 Expert Group. He enjoys working with the Java community and is the director of meetings for the Chicago Java user group.

Dr. Heinz Kabutz

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Dr. Heinz Kabutz is a computer scientist who specializes in the Java programming language. He is a Java Champion and a JavaOne Rock Star speaker. He has been teaching Java since 1999 to thousands of programmers in many different countries. His primary focus is offering in-house courses to companies that teach professional Java programmers to be even more effective at their coding. He is a regular speaker at conferences around the world, including Devoxx, Voxxed Days, Java One, JAX, and many JUG events.

Mike Lehmann

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Mike Lehmann is vice president of product management for the Oracle cloud application development portfolio, responsible for developing and delivering a collection of leading container-native application development services as well as the Java Platform, Oracle WebLogic Server, and Oracle Coherence. Lehmann has more than 20 years of industry experience in product development, product marketing, and product management.

Leo Leung

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Leo Leung is a senior director of product management for Oracle Cloud Infrastructure, responsible for go-to-market strategy and execution. Leung is an experienced product executive, launching products for startups such as Scality and Oxygen Cloud, as well as enterprise vendors including EMC. He has deep infrastructure, data storage, and cloud knowledge from customer, vendor, and systems perspectives. Over the course of his career, he designed and operated several cloud storage products and managed partnerships with many infrastructure independent software vendors and large systems vendors including Cisco, Dell, EMC, HPE, and IBM. Leung’s writing has appeared in publications including ZDNet, the Next Platform, Silicon Angle, and the Cube.

Dan Mcghan

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Dan McGhan is an Oracle developer advocate with a focus on JavaScript and HTML5. He started his programming career as a back-end Oracle Database developer specializing in SQL and PL/SQL. Before long, he began working with front-end technologies to create web applications and he quickly developed a passion for JavaScript. These days he enjoys sharing his passion for JavaScript, Node.js, and Oracle Database via his blog at

Neil Mendelson

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Neil Mendelson is vice president of big data and advanced analytics product management for Oracle’s server technology division. He is currently responsible for Oracle’s big data, Hadoop, Spark, and machine learning products. Mendelson returned to Oracle having originally been responsible for data warehousing product management. In the intervening 10 years he held roles in product management and development with Business Objects, Mindjet, and Cloud9 Analytics, which contributed to his broad and deep understanding of the big data, analytics, business intelligence, data warehousing, and cloud marketplaces. Mendelson is a member of the Band of Angels, Silicon Valley’s oldest seed funding organization. He has lived on three continents and has logged more than 5 million miles managing global teams in India, Japan, France, the Netherlands, Ireland, Canada, and the United States. He currently resides in the San Francisco Bay Area with his wife June, a freelance writer and editor, and their son Sam.

Gunnar Morling

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Gunnar Morling is a software engineer and open source enthusiast. He currently leads the Debezium project, a tool for change data capture. As part of the Hibernate team, he contributes to Hibernate Search, OGM, and Validator. Morling is the spec lead for bean validation 2.0 (JSR 380). In his spare time he leads the MapStruct project. Prior to joining Red Hat, he worked on a wide range of Java EE projects in the logistics and retail industries. He’s based in Hamburg, Germany.

Sean Mullen

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Sean Mullan is the technical lead of the Java Security Libraries team at Oracle. He works on a variety of projects to continuously improve the security of the Java platform. His past contributions include the Java XML Signature API (JSR 105) and the Java Certification Path API (JSR 55).

Frank Nimphius

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Frank Nimphius is a senior principal product manager at Oracle where he works in the Oracle Mobile Platform group. Nimphius joined Oracle product management more than 20 years ago and since then worked on various Oracle products including Oracle Forms, Oracle JDeveloper, Oracle Application Development Framework, and the mobile application framework. In his current role, he works within the development organization that is responsible for building Oracle Mobile Cloud Enterprise and Oracle Intelligent Bots. During his 20 years at Oracle, Nimphius became an author, an in-class and online-video trainer, a presenter at various international conferences, a collateral and training writer, a Java developer, a product marketer, and blogger.

Kirk Pepperdine

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Kirk Pepperdine cofounded jClarity, a company dedicated to producing the next generation of smart performance diagnostic tooling. In addition, he provides Java performance–related services and training. Pepperdine has been performance tuning Java applications since 1998. Prior to that he developed applications and hardware that included small devices attached to sheep, and devices attached to supercomputing platforms. Pepperdine has written many articles and speaks regularly at conferences on the subject of performance tuning. He helped evolve into a premier resource for performance-tuning information.

Jose Pereda

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José Pereda earned a PhD in structural engineering and works as a software engineer at Gluon. He was named a JavaOne Rockstar and is a NetBeans Dream Team member. He has worked with Java since 1999 and he is a JavaFX advocate, developing JavaFX applications for mobile and embedded platforms. Pereda also works on open source projects (JFXtras, FXyz,, coauthored JavaFX 8 Introduction by Example, blogs at, and speaks at conferences including JavaOne, JAX, JFokus, JavaLand, JCrete, and JBCNConf. He lives with his wife and kids in Valladolid, Spain, and tweets as @JPeredaDnr.

Yolande Poirier

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Yolande Poirier is a senior Java community and marketing manager for Oracle Technology Network, managing the developer experience across all Java channels including the technical website, the new community platform @Java,, YouTube/Java, and the Java Developer newsletter. She collaborates with developers to create content about Java-related technologies and the Java community.

Bob Quillin

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As Vice President of Developer Relations for Oracle Cloud Infrastructure, Bob Quillin leads the Cloud Native Labs team responsible for Oracle Cloud Infrastructure cloud native developer relations, advocacy, engagement, solutions, and lighthouse adoption. Quillin joined Oracle as part of the StackEngine acquisition by Oracle in December 2015, where he was cofounder and CEO. Prior to StackEngine, Quillin was CEO of Austin-based CopperEgg, a cloud monitoring SaaS startup acquired by Idera in 2013. With previous executive and startup leadership roles at CopperEgg, nLayers, EMC, and VMware, Quillin has focused his career on applying automation to simplify complex cloud, IT, and developer challenges.

Mike Raab

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Mike Raab is senior principal product manager for Oracle Cloud Infrastructure in the container-native group. He was previously with StackEngine, a company that specialized in Docker container management and that was acquired by Oracle in December 2015. He has been working within the containerization market for almost three years. Prior to his work at StackEngine and Oracle, Raab was a member of many infrastructure-focused company’s product teams including Microsoft (Windows Server division), Hyper9 (a virtualization management product acquired by SolarWinds), CopperEgg (a cloud/server monitoring product acquired by Idera), and Compaq Computer where he was IT director of worldwide sales and marketing application development.

Mark Rakmilevich

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Mark Rakmilevich is a senior director of Blockchain product management, focusing on Oracle middleware and PaaS development. He works with Oracle Blockchain Cloud Service, engineering to address the needs of enterprise customers and system integrator and independent software vendor partners. He helps guide customers and partners around the world apply Blockchain technology to a broad range of business challenges, supporting discovery and sharing best practices, deployment models, and integration architecture to facilitate rapid experimentation and production-ready results. Rakmilevich holds a master’s degree in computer science. He delivers customer workshops and seminars, writes articles, and frequently speaks at industry conferences on enterprise Blockchain.

Jon Reeve

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Jon Reeve, senior director of product management at Oracle, has built a career integrating hands-on technical development with senior-level strategic management. He has served in numerous product and leadership roles at companies such as Hyper9, SolarWinds, SMARTS, EMC, and VMTurbo. He also previously served as vice president of product for StackEngine, where he was responsible for the company’s flagship container management product, Container Application Center. His experience spans more than 20 years across computer networking, systems management, virtualization, cloud, and container technologies, helping numerous startups and established companies generate market traction. He has a degree in electrical engineering and a PhD in computer networking from the University of Durham (UK).

Rubén Rodríguez

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Rubén Rodríguez is an Oracle ACE who has been developing web and mobile applications using Oracle technologies since his degree in computer science. He now works as an Oracle PaaS solution specialist for Spanish Platinum Partner avanttic, where he is focusing on developing solutions with Oracle PaaS and Oracle Application Development Framework for customers in a variety of sectors. Rodríguez is a regular contributor to the Oracle community, and he maintains blogs in Spanish and English. He is also a speaker at events and conferences such as Oracle OpenWorld, Oracle PaaS Community Forum, OTN Tour EMEA, UKOUG Tech, and nlOUG Tech Experience.

Ixchel Ruiz

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Ixchel Ruiz has developed software applications and tools since 2000. Her research interests include dynamic languages, testing, and client-side technologies. Systems administration, data modeling, and information architecture are among her career passions. She is a believer in open source and has participated in projects including Json-lib and EZMorph. Ruiz is also a Groovy enthusiast, participating in several conferences and JUG meetings where the topic arises. She has also been a teacher of computer science courses in the most prestigious education institute in Mexico. Follow Ixchel on Twitter at @ixchelruiz.

Eugene Ryzhikov

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Eugene Ryzhikov is a software architect with extensive experience in a wide range of technologies. He has worked on multiple software projects since graduating from Kaunas Technology University in 1990. For most of his career he has worked inside the Java universe using languages including Java and Scala. He is a big proponent of the importance of UX/UI design and has spent considerable time working in this area. He also works on multiple open source libraries including ControlsFX, which is the de facto JavaFX custom control library.

Baruch Sadogursky

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Baruch Sadogursky is a developer advocate at JFrog. He writes code around the JFrog platform and its ecosystem, and speaks and blogs about it all. Sadogursky is @jbaruch on Twitter and his blogs can be read at and He is a professional conference speaker on DevOps, Java, and Groovy topics, and is a regular at the industry’s most prestigious events including JavaOne (where he was awarded a Rockstar award), Devnexus, DockerCon, Devoxx, DevOps Days, OSCON, Qcon, and many others.

Tom Schindl

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Tom Schindl is the cofounder and chief technology officer of BestSolution, an Austrian-based software solution and consulting company specializing in Eclipse, web, and JavaFX technologies with customers around the world. He’s been involved in the Eclipse Project as a committer on the Platform team for more than 10 years and wrote the first prototype of what became Eclipse 4. He currently leads the e(fx)clipse project that combines Eclipse technologies such as Eclipse 4 and JavaFX, providing an enterprise-ready application runtime platform for the desktop.

Shay Shmeltzer

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Shay Shmeltzer is director of product management for Oracle’s cloud development tools. He is focused on helping developers leverage Oracle’s offering to simplify and streamline their development efforts. He is a frequent presenter at industry events, has published articles in various magazines, and frequently blogs at

Shaun Smith

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Shaun Smith leads serverless product management at Oracle and is a member of the open source Fn project functions platform team. He’s an experienced technical product manager, enterprise framework architect, and software developer active in open source and cloud service development. Smith is a past committer on a number of Eclipse Foundation projects and is an experienced speaker who presented frequently at JavaOne, Devoxx, EclipseCon, JAX, and many other developer conferences and user group meetings around the world.

Scott Sosna

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Scott Sosna is an experienced architect involved with designing and delivering solutions to challenging problems and contributing in all phases of SDLC. He has been creating Java-based solutions since 1999 for business shops and commercial software. Sosna’s areas of interest are contract-based API design, application integration using messaging and RESTful and SOAP services, application performance and scaling, and development operations. He currently works for Dell Storage as a senior principal engineer.

Bruno Souza

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Bruno Souza is passionate about developer communities and has dedicated his life to helping developers worldwide reach their true potential. Known as the “Brazilian JavaMan,” Souza is a Java developer at Summa Technologies and a cloud specialist at ToolsCloud, where he participated in some of the largest Java projects in Brazil. Souza is president of SouJava and director of the Open Source Initiative; he believes Java and open source to be the path to career excellence for developers everywhere, and that taking responsibility for delivering software is the mark of great developers.

Emily Tanaka-Delgado

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Emily Tanaka-Delgado is a director of product management at Oracle, focused on cloud-native and developer relations. She has a long tenure in the tech industry with a heavy concentration in cloud and open source technologies. Before joining Oracle, Tanaka-Delgado ran marketing and developer relations at Joyent, with a special focus on the Node.js stewardship, from acquisition to foundation.

Henri Tremblay

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Henri Tremblay is Java Champion. He leads EasyMock and Objenesis and contributes to Ehcache open source projects. When he was young, he made popular class mocking objects, invented partial mocking, and was coding with pragmatism. He has been developer, CTO, software architect, enterprise architect, startup founder, teacher, and performance expert. He loves optimization and productivity.

Martien van den Akker

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Martien van den Akker started in IT in 1994. In 1998 he joined Oracle as development specialist on Oracle Designer, Oracle Forms, Oracle Reports, and PL/SQL. He was one of the first to become an expert on Oracle BPEL Process Manager and also one of the first to implement Oracle Integration solutions for B2B in the Netherlands. van den Akker is an expert on Oracle Fusion Middleware, Oracle WebLogic, Oracle Service Bus, Oracle SOA Suite, and Oracle Business Process Management Suite, and now is focused on Oracle’s PaaS offering. He has been employed by Darwin IT-Professionals since 2007, is a frequent speaker and trainer, and blogs enthusiastically. In 2017 he won an Oracle ACE award.

Heather VanCura

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Heather VanCura is director and chairperson of the Java Community Process (JCP) program, and a leader of the Java adoption user group programs. In this role she drives the efforts to transform the JCP program and broaden participation and diversity in the community. She is passionate about Java, women in technology, and developer communities, serving as an international speaker and community organizer of developer hack days around the world. VanCura enjoys speaking at conferences, such as OSCON, FOSDEM, Devoxx, Wonder Women Tech, and JavaOne. She resides in the San Francisco Bay Area and enjoys trying new sports and fitness activities in her free time.

Gerald Venzl

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Gerald Venzl is a senior principal product manager for Oracle. During his career Venzl has worked as a developer, DBA, performance tuner, software architect, consultant, and enterprise architect prior to his current role. This allowed Venzl to live several different lives in the IT sector, providing him with a solid understanding of the concerns in these individual areas while gaining a holistic view overall. In his current role Venzl is responsible for improving the developer experience of Oracle Database and Oracle Cloud. Venzl also focuses on how to build systems that provide flexibility yet still meet the needs of the users.

Mikael Vidstedt

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Mikael Vidstedt is director of the Java Virtual Machine (JVM) in the Java Platform group at Oracle. Over the last 20 years he has worked in all the various aspects of Java and JVM technologies, focusing on everything from compilers and optimization to operating systems and server virtualization. He has worn many hats, including that of JVM tech lead and architect. Vidstedt holds a master’s degree in computer science from the Royal Institute of Technology in Stockholm and is based in Santa Clara, California.

Jo Voordeckers

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Jo Voordeckers is a senior software engineer focusing on scaling distributed systems and data processing pipelines. Previously he was a staff software engineer on the Livefyre Platform team at Adobe, where he worked on major real-time streaming events. He was the architect of, a startup dedicated to streaming Java conference content on demand, and before moving to SF he worked for 10 years as consultant in Europe. Voordeckers was a 2013 JavaOne Rockstar award-winner, is a long time Devoxx steering committee member, and contributes to various open source projects.

Johan Vos

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Johan Vos started working with Java in 1995. He was part of the Blackdown team, porting Java to Linux. His main focus is on end-to-end Java, combining back-end systems and mobile/embedded devices. He received a Duke’s Choice award in 2014 for his work on JavaFX on mobile. In 2015, he cofounded Gluon, which allows enterprises to create mobile Java client applications leveraging their existing back-end infrastructure. Gluon received a Duke’s Choice award in 2015. Vos is a Java Champion, a member of the BeJUG steering group, the Devoxx steering group, and JCP. He is the lead author of Pro JavaFX 8, and he has been a speaker at numerous conferences on Java.

Patrycja Wegrzynowicz

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Patrycja Wegrzynowicz is a software visionary and expert specialized in automated software engineering and Java technologies. She is the founder and CTO of Yon Labs and Yonita, a startup focused on automated detection and refactoring of software defects, including security vulnerabilities, performance and concurrency antipatterns, and database issues. Wegrzynowicz is a regular speaker at major academic as well as industrial conferences, including JavaOne, Devoxx, JavaZone, OOPSLA, ASE, and others. She has been named one of the Top 10 Women in Tech in Poland 2016 by Girls in Tech. Her interests focus on patterns and antipatterns in software along with automated software engineering, particularly static and dynamic analysis techniques to support program verification, comprehension, and optimization.

Geertjan Wielenga

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Geertjan Wielenga has been promoting open source software since 2004, first within Sun Microsystems and currently as a product manager in Oracle, primarily focused on the NetBeans ecosystem and Oracle JavaScript Extension Toolkit. He presents at conferences, contributes to books and online journals, and blogs daily at

Edson Yanaga

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Edson Yanaga, Red Hat’s director of developer experience, is a Java champion and a Microsoft MVP. He is also a published author and a frequent speaker at international conferences, discussing Java, microservices, cloud computing, DevOps, and software craftsmanship. Yanaga considers himself a software craftsman, and is convinced that we can create a better world for people with better software. His life’s purpose is to deliver and help developers worldwide deliver better software faster and safely.