Hi, I'm William and I build intuitive, performant & accessible websites.

Passionate Frontend Engineer & never-ending learner.

Welcome to my space on the web! Check out my latest notes, a selection of my work, or some inspiration from greater minds than mine.

If you have project inquiries or just want to say hi, feel free to get in touch.

Crafting user-focused interfaces

I design & build with accessibility and progressive enhancement as a baseline to guarantee end-user gets the best possible experience — regardless of device, network quality, disability or preference.

Mindful of shipping as little client-side JavaScript as possible, I strongly believe in under-engineering and using the right tool for the job, being for styles or fetching & displaying dynamic data.

Things I can do for you


Got a project in mind? Drop me an email at hi@williamhzo.me and I'll get back to you as quickly as possible.

My location varies from Porto 🇵🇹 and Paris 🇫🇷 — if you happen to be in one of these places let's grab a cup of tea!

If you want to connect, you can reach me on various places in the internet, come say hi!

Currently I'm...

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