Arjen Korevaar
Lead Developer at Belastingdienst
Harderwijk, Gelderland, Netherlands
Summary
🤩
Rockstar🎓
Top SchoolArjen Korevaar is a Lead Developer based in Harderwijk, Netherlands, with about eight years of formal experience and a much longer hands-on history running his own consultancy, Mephix. He blends senior technical leadership at large public-sector organizations (Belastingdienst, UWV, multiple ministries) with practical software delivery, architecture, CI/CD and team coaching. Comfortable across Java and .NET ecosystems, he contributes to open source—notably improving the openHAB openthermgateway binding by adding diagnostics, heating control channels and firmware support—showing attention to embedded and IoT integrations. Arjen also has teaching experience as a lecturer in IT, reflecting an ability to explain complex concepts and mentor engineers. He pairs entrepreneurial grit from running a consultancy since 2010 with a track record of stabilizing and scaling mission-critical systems in government and enterprise.
8 years of coding experience
15 years of employment as a software developer
Bachelor of Science (BSc) Informatica, Bachelor of Science (BSc) Informatica at WindesheimMBO - Technische Informatica, MBO - Technische Informatica at ROC Amerlanden, Amersfoort
English, Dutch
Github Skills (7)
binding10
javas10
openhab10
addin10
addon10
java10
bind10
Programming languages (5)
Github contributions (5)
openhab/openhab-addons
May 2020 - Apr 2021
Add-ons for openHAB
Role in this project:
Back-end Developer
Back-end DeveloperContributions:30 reviews, 5 commits, 14 PRs in 10 months
Contributions summary:Arjen primarily contributed to the `openthermgateway` binding within the openHAB add-ons repository, focusing on enhancing its functionality. They implemented new channels for diagnostics, central heating, and statistics, enabling more comprehensive control and monitoring. The user fixed bugs related to connection handling and added support for firmware version 5.0. Their work involved modifying Java code and integrating new features within the existing framework.
add-onsopenhabaddonjavaons
ArjenKorevaar/openhab-addons
Jan 2020 - May 2020
Add-ons for openHAB
Contributions:2 PRs, 63 pushes, 3 branches in 4 months
onsadd-onsaddonopenhab
Find and Hire Top DevelopersWe’ve analyzed the programming source code of over 60 million software developers on GitHub and scored them by 50,000 skills. Sign-up on Prog,AI to search for software developers.