OraOpenSource founder (http://oraopensource.com ), Director at ODTUG (http://odtug.com ), author of http://talkapex.com , and an Oracle ACE Director
Patrick Wolf is working in the Application Express development team at Oracle Corporation. As an Oracle ACE employee, he is a frequent contributor to the Oracle APEX forum
Peter Raganitsch - APEX lover, FOEX Founder, ACE Director, Tools creator. Always trying to make good things even better and easier to handle. Doing Oracle since 1995, lots of Forms development, PL/SQL, and finally APEX since 2008. Involved in everything from server setup to APEX tuning.
Richard Martens has been involved in information technology for more than 15 years. He started as a web developer using the Oracle database as no more than data storage. Richard has been responsible for major European multilingual websites and has been working with the Oracle database since 2000. During those years, he developed himself using a multitude of technologies and specialized in PL/SQL and Oracle APEX. With APEX, he combines the things he loves most: the Oracle database and web technologies.
Aljaž Mali is an Oracle ACE Associate ( from December 2017 ) and an employee of Abakus Plus, d.o.o, where he works as IT solution architect. He has been working with Oracle Application Express since its very beginning (HtmlDB 1.5). His main focuses are application development as well as consulting and education about Oracle Application Express. In year 2015 he became a member of Slovenian Oracle User Group (SIOUG) executive committee. In year 2016 he was selected as a member of the month (March) at apex.world portal and in January 2017 he was elected as a SIOUG Vice president. He is also co-organizer of APEX Alpe Adria conference and frequent speaker at Oracle conferences.
Carsten Czarski works for Oracle in Germany since 2001 where we worked together with customers and partners on database-centric application development topics. He works with Application Express since its initial release as HTML DB 1.5 in 2004 and is a member of the Application Express Development team since 2016. Carsten is also a frequent speaker at Users Group Conferences in Germany and Europe
Alex Nuijten is an independent consultant (allAPEX), specializing in Oracle database development with PL/SQL and Oracle Application Express (APEX) and member of the Smart4APEX Guild.Besides his consultancy work, he conducts training classes, mainly in APEX, SQL and PL/SQL. Alex has been a speaker at numerous international conferences, such as ODTUG, Oracle Open World, UKOUG, IOUG, OUGF, BGOUG, nlOUG APEX World and OBUG. For his presentations, Alex received several Best Speaker awards.He wrote many articles in Oracle related magazines, and at regular intervals he writes about Oracle Application Express and Oracle database development on his blog "Notes on Oracle" (nuijten.blogspot.com). Alex is co-author of the following books “Oracle APEX Best Practices” (published by Packt Publishers) and “Real World SQL and PL/SQL” (published by Oracle Press).Because of his contributions to the Oracle community, Alex was awarded the Oracle ACE Director membership in August 2010.
Dietmar Aust is working as a freelance consultant in Germany, focusing on Oracle Application Express Oracle ORDS and Oracle XE. Starting in 1997, he worked for three years as a consultant for Oracle in Germany. Since then, he has helped numerous leading companies in Germany to successfully deliver web-based applications based on the Oracle product stack, especially the Internet Application server – Oracle Portal and Reports. He is a regular presenter at various Oracle conferences (ODTUG, OOW, DOAG), conducts training classes on APEX, and co-authored a book on APEX best practices in German (Oracle APEX und Oracle XE in der Praxis), as well as Expert Oracle Application Express in English. He was awarded Oracle ACE status in 2012 and the database developer of the year award in the ORDS category in 2015. Find out more about him at http://www.opal-consulting.de or http://dietmaraust.com
Mike is VP of Software Development at Oracle where he is responsible for the application development focus area for Oracle Database. He is the original architect and developer of Oracle APEX and the original author of several popular Oracle sites including AskTOM.oracle.com, LiveSQL.oracle.com, and apex.oracle.com. He oversees the development of Oracle APEX, SQL Developer, ORDS, SQL Net, Oracle XE, and database drivers, and is also responsible for various database cloud components and services. Mike codes daily and is passionate about all things AppDev and Oracle Database.
Roel started a long time ago using Oracle RDBMS 5, Oracle Forms 2.3, RPT/RPF and Oracle*Case 4.5. Since a few years he focuses mainly on Oracle Application Express.Roel has been a speaker on UKOUG, OOW, Collaborate, ODTUG's KSCOPE and a number of local Oracle User Groups. Within ODTUG he acted as the APEX Content Lead for the Kscope14 and KScope15 conferences and is a member of the Board of Directors. He keeps an (APEX-related) blog on http://roelhartman.blogspot.com. In June 2009 Roel received an Oracle ACE award and in August 2010 he's appointed as Oracle ACE Director. Roel is a co-writer of the "Expert Oracle Application Express" and "Oracle Application Express for Mobile Web Applications" books.Roel is Director at APEX Consulting in The Netherlands.
Daniel Hochleitner is a freelance Oracle APEX developer and consultant. He began his journey as an APEX developer back when Oracle released version 3.1 – this was in 2008. Since then he worked on a daily basis with APEX and with the complete Oracle Database stack. Since 2015 he is an active open source developer on GitHub and he also helped creating apex.world and APEX Theme Styles. Both, known APEX community projects. Beside that Daniel is speaking at various conferences such as DOAG, APEX Connect or APEX Alpe Adria, he also writes about Oracle APEX and related topics at his blog.
Dimitri Gielis is a director of APEX R&D, a company specializing in Oracle Application Express and founder of APEX Office Print (AOP). Dimitri is a frequent presenter at all the major Oracle conferences, an Oracle ACE Director, and received several awards among Oracle APEX Developer of the Year and Best Speaker.
Freelance APEX consultant with 13+ years of experience. Consulted for APEX R&D, Skillbuilder team and most recently for-all-a-beautiful-earth. Worked with clients in Europe, USA, Asia, Australia and New Zealand across all sectors.Highlights Oracle ACE associate ODTUG Leadership Program 2018 Graduate ORCLAPEX-NZ meetup organizer AUSOUG Connect 2017 DEV (APEX) content lead AUSOUG APEX webinar series 2017/2018 organizerSpeaker at APAC OTN tour (2017, 2018) APAC webinar tour (2017) AUSOUG Connect (2015, 2016, 2017, 2018) AUSOUG APEX webinar series organizer and presenter (2017, 2018) ODTUG webinar (2015)