Phantomium
Phantomium was moving its brand site off Webflow onto Next.js. The design and first scaffold were in place; we took it the rest of the way, with full English, Dutch and German versions, search engines able to find all three, accessibility fixes, and ten case studies and six service pages written and published.
- Client
- Phantomium
- Year
- 2026
- Built with
- Next.jsnext-intlTailwindVercel

The brief
Phantomium is a Dutch digital product studio working with clients in the Netherlands, Germany and beyond. Its new site had been designed and scaffolded in Next.js to replace an older Webflow build. We joined to turn that scaffold into a site the studio could put in front of clients in all three of its markets.
The hard part
A site can render and still not be ready. Dutch and German pages need to be genuinely translated, not English on a translated URL, and search engines need to be told that all three versions exist. Every section has to be readable in every colour theme, the mobile menu has to work for keyboard users, and unfinished pages have to stay out of production until they are ready.
What we built
- Full English, Dutch and German versions using
next-intl, with every page, label and piece of metadata translated, and formal German throughout - Multilingual SEO: a sitemap covering all three languages, canonical and hreflang tags, and Open Graph cards per language so shared links look right
- Accessibility and contrast fixes across the site's colour themes, and a mobile menu that works properly with a keyboard and screen reader
- A draft system that keeps unfinished pages visible in previews and out of production: 83 pages in the build, 47 live
- Ten case studies and six service pages written and published in the studio's tone of voice
What happened
The site builds cleanly and publishes all three languages, with previews for every change so the studio can see and react before anything goes live. The design is the studio's own; our part was making it complete, findable and usable.
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