About me

My name is Hidde de Vries. I’m an experienced freelance front-end developer, with (previous) clients including the Dutch government, W3C and Mozilla.

When I work on websites, I prioritise what end users see and interact with. Accessibility, performance and privacy are key.

The work should not just be good for users, it should also works well across your organisation. So I find documentation, good commit messages and writing maintainable code important. I have plenty of experience implementing living front-end style guides and can help your organisation make informed choices about them.

These are some of the organisations and agencies I worked with:

Experienced with




From 2008 to the first quarter of 2017, I was a volunteer at Fronteers, organising conferences, meet-ups and workshops.


I started out studying Artificial Intelligence, but ended up getting a bachelor and master’s degree in Philosophy. How it relates to front-end work? Abstractions!