Roel Hartman
Director at APEX Consulting
Overijssel, Netherlands
Summary
👤
Senior🎓
Top SchoolRoel Hartman is a seasoned Oracle-focused technology leader and Director with over three decades of experience delivering enterprise applications, and more than 15 years specialising in Oracle Designer, Forms and PL/SQL. Since 2007 he has been a prominent Application Express (APEX) advocate, consultant and trainer, founding APEX Consulting to help organisations adopt and scale APEX solutions. He combines hands-on architecture and development with public-facing roles as a speaker, author (including two APEX books), and former ODTUG board member. Roel’s career spans government, retail and publishing, with deep expertise in XML, JavaScript and mobile web interfaces for database-driven apps. An Oracle ACE Director and Groundbreaker Ambassador, he is known for translating legacy Oracle stacks into modern, maintainable APEX architectures. Based in Overijssel, Netherlands, he balances technical leadership with teaching and community building across international Oracle events.
8 years of coding experience
17 years of employment as a software developer
MSc, Computer Studies, MSc, Computer Studies at University of TwenteIchtusschoolCarolus Clusius College
English, Dutch, German
Github Skills (21)
oracle-apex10
sql-developer8
apex7
grid6
filter5
javascript5
oracle4
lov4
plsql3
plug2
oracle-database2
sql2
formatter1
browser1
chrome-extension1
Programming languages (3)
Github contributions (5)
APEXGru/JET-StatusMeterGauge
Jul 2018 - Aug 2020
Contributions:6 releases, 6 commits, 8 pushes in 2 years 2 months
APEXGru/manageFilter
Mar 2019 - Dec 2022
adding and deleting a Filter to an Interactive Grid
Contributions:4 releases, 4 pushes, 1 branch in 3 years 9 months
javascriptgridfilter
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