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Yireo Team

We are in for it for the fun

The teachers

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Jisse Reitsma

Jisse Reitsma is the main man behind Yireo. Author, trainer and developer. He is board member of Mage-OS Nederland and a three-times Magento Master.

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Len Lorijn

Len worked through the years for various agencies. He helped organize MageTitans Groningen and was a volunteer at MageUnconference NL.

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Sander de Graaf

Sander is the founder of 3webapps and active in e-commerce for about ten years. He was part of the Meet Magento team for years and is board member of Mage-OS Nederland.

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Ron van Dijk

For years, Ron has been focusing on Google Analytics and Google Tag Manager, both as a consultant and as a teacher - mostly operating via his own website dijkdoorbraak.com. He has worked through the years with numerous Google tracking configurations, has seen all the caveats and difficulties, has worked with the Google-related friction between agencies and merchants. He is the right man when it comes to explaining Google stuff.

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Ivan Chepurnyi

Ivan Chepurnyi is a recognized expert in the Magento platform, a status he's earned since his start in 2007. His deep technical understanding of the system has enabled him to build and fine-tune Magento websites for clients around the world. Beyond his technical skills, Ivan excels at breaking down complex ideas about performance optimization, code quality, and development workflows.

The team

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Jisse Reitsma

Jisse is the founder of Yireo and leads the company with training and development.

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Ruben Creemers

All the slick outings of Yireo are the creative works of master Ruben, an awesome graphical designer and artist.

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Ruud van Zuidam

Without Ruud & Sean, an event could not be organized. Ruud also is part of the research team, focused on frontend development.

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Sean van Zuidam

Sean works part-time with Yireo, mostly on the research and development side. His actual job is at Hyvä, where he sneakily sends us secret messages about internal developments.