
Hi, i am Jeroen Wiersma
If you want to learn about client-side A/B test development you are in the right place!
Click the button below to learn about my JavaScript for Optimizers course!




What do people say about me?
I must say your content is awesome. Just wanted to say thanks so much.
Finally, someone who codes something more complex than changing a title.
Great course, I learned all the basics to get started with using JS for your experiments.