My name is Koenraad Koster and I am a Senior WordPress Engineer. I have successfully completed the necessary education and courses and I have passed the exams with excellence to be recognized as:
- Microsoft Certified Professional,
- W3schools.com Certified Web Developer,
- Interplein Academy Certified WordPress Expert,
- Interplein Academy Certified WordPress en SEO Expert,
- Interplein Academy Certified Adobe Design Expert.
In the past I have worked for various organizations as:
- System Administrator,
- Network Administrator,
- Application Administrator,
- Helpdesk Employee,
- Microsoft Certified Software Developer.

After working for years as a Software Developer, I then specialized in Web Development. At the end of 2012 I started studying at the ICT Academy where I studied for 5 ½ years and passed the exams with excellence to be recognized as:
- W3schools.com Certified HTML Developer,
- W3schools.com Certified CSS Developer,
- W3schools.com Certified HTML5 Developer,
- W3schools.com Certified JavaScript Developer,
- W3schools.com Certified jQuery Developer.
To this end I have studied books, read documentation and articles on the internet, and followed courses and training in the fields of: HTML, CSS, HTML5, JavaScript, jQuery, Bootstrap, Linux, Apache, MySQL, PHP, Drupal , WordPress and SEO.
After that I made practical assignments at the ICT Academy, including:
- de Drupal API (Application Programming Interface ) studied and programmed a Drupal module,
- a Client Attendance Registration System in PHP, HTML5, CSS, Javascript, Bootstrap and MySQL.
I then started studying online in 2021 at Interplein Academy where I have various courses completed and obtained officially recognized certificates, including:
- Microsoft Windows 10,
- Microsoft Excel,
- Microsoft PowerPoint,
- WordPress,
- WordPress and SEO,
- Camtasia and how to make videos & video marketing,
- Design thumbnails,
- Adobe Design Expert,
- Instagram and Instagram Ads.
The insights and knowledge I gained from my years of experience as: system administrator, network administrator, application administrator, helpdesk employee, Microsoft Certified Professional, W3schools.com Certified Web Developer, Interplein Academy Certified WordPress & SEO Expert, and Interplein Certified Adobe Design Expert, I have combined to create my own vision when programming web applications, mobile applications, building WordPress websites and writing online courses.
To keep up with my field, I follow education and courses every year. This ensures that my expertise is up to date.