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Headless WordPress Development Company: Next.js and Astro

Headless WordPress development company for Next.js, Astro and React front ends. Editors keep WordPress, one content source feeds web and apps, hosted on WP Engine.

Written by
Sweent Team
Published on
Reading time
4 min read
Abstract illustration of a central content cube sending glowing data lines to separate website, phone, and tablet screens, showing content decoupled from its front ends, in navy and blue.

Most companies that ask for headless WordPress don't have a WordPress problem. They have a front-end problem: pages that load slowly, a design the theme can't quite deliver, or content that needs to show up in a mobile app as well as on the website. Headless fixes that, and it creates a few new problems if you're not ready for them.

What headless WordPress with Next.js actually means

In a normal WordPress site, one system stores the content and also builds every page. In a headless setup, those two jobs split. WordPress stays the content source: your editors use the same admin screens, the same media library, the same custom fields. A separate front end, written in React, Next.js or Astro, fetches that content through WPGraphQL or the REST API and renders the pages visitors see.

That is the whole idea behind using WordPress as a headless CMS. The "head" is the theme layer, and you've swapped it for code you control completely.

What we build

We're a software engineering firm first, which shapes how we approach this. The front end is real application code in type-safe TypeScript, not a theme with a few API calls bolted on.

  • A Next.js or Astro front end, chosen by how interactive the site is (Astro for content-heavy sites that should ship almost no JavaScript, Next.js when there's app-like behavior)
  • WPGraphQL or REST schemas designed around your content model, so the front end isn't fighting the data
  • Content previews, so editors see a draft in the real front end before it goes live
  • One content source that feeds the website, a React Native app and anything else that needs it
  • Caching and CDN configuration so pages are fast under real traffic
  • Migration of an existing WordPress site, keeping URLs and content intact

If you also need Drupal or a different headless CMS, we've done that work too, and we'll say so if another system fits better than WordPress.

When headless pays off

Picture a regional publisher with a few thousand articles, a mobile app, and an editorial team of twelve. The site is slow because the theme loads dozens of plugins on every request, and the app team keeps scraping the website for content. Headless gives them a fast, pre-rendered site and one API that both the site and the app read. Editors don't retrain at all.

It also pays off when design requirements outgrow what a theme can reasonably do, when you need strict performance budgets, or when security teams want the public site decoupled from the admin and the database.

When it isn't worth it

Headless is more to build and more to maintain, since you now run two codebases and an API between them. Skip it for a small brochure site that changes twice a year. Think hard if your team relies on page builders or front-end plugins (forms, sliders, membership tools, many SEO add-ons) to change layouts without a developer, because those render in the theme and won't follow you to a separate front end. Some can be rebuilt as components; some can't, and you'll want to know which before you commit.

Hosting and platform

Sweent is a member of the WP Engine Agency Partner Program, and our projects are backed by a dedicated WP Engine partner team. For the content layer that means EverCache and a global CDN, automated updates with rollback, a managed WAF and DDoS protection, staging, daily backups and 24/7 WordPress support. The platform undergoes annual SOC 2 audits and holds ISO 27001 certification. You can read more about how that partnership works on our WP Engine page.

How an engagement runs

  1. We audit your content model, plugins and traffic to decide whether headless is warranted at all.
  2. We design the content schema and the API layer, and agree on which pages are pre-rendered.
  3. We build the front end in Next.js or Astro alongside your WordPress instance, with previews.
  4. We migrate content, set up redirects, and test on staging.
  5. We launch, then hand your team the repository and documentation. As a rule our engineers embed with your team rather than disappearing behind a wall.

The engineering side of this sits within our software engineering services, and we hold SDVOSB and HUBZone status and a GSA Multiple Award Schedule contract for public-sector buyers.

The tradeoff to weigh

You gain speed, design freedom and a content source that can feed anything. You pay with a second codebase and a bit more engineering discipline for as long as the site lives. If your roadmap needs the first list, a short conversation through our contact page will settle whether the second is worth it.

Frequently Asked Questions

  • What is headless WordPress?

    It means WordPress is used only as the place where content is written and stored, while a separate front end, built in something like Next.js or Astro, fetches that content and renders the pages. Editors still log into the familiar WordPress admin. Visitors never touch a WordPress theme.

  • Is headless WordPress faster than a regular WordPress site?

    It can be, but it isn't automatic. A well-built Next.js or Astro front end can serve mostly pre-rendered pages and ship very little JavaScript, which is hard to match with a theme loaded with plugins. A sloppy headless build can easily be slower than the site it replaced.

  • How do you connect WordPress to a Next.js front end?

    The front end reads content through WPGraphQL or the built-in WordPress REST API. We pick one based on how relational your content is and how many front ends will read it. Editors get a preview link so they can see a draft rendered in the real front end before publishing.

  • Do my editors have to learn a new system?

    No. They keep the WordPress screens they already use for posts, pages, media and custom fields. What changes is what happens after they hit publish, and with previews wired in, most editors barely notice the difference.

  • When should I not go headless?

    If you run a small brochure site, or your team depends on front-end plugins and page builders to change layouts without a developer, headless usually costs more than it returns. Those plugins render in the theme, so they don't carry over to a separate front end. A well-tuned conventional WordPress build is the better answer there.

  • Where is a headless WordPress site hosted?

    We host the WordPress content layer on WP Engine, which gives you staging, daily backups, a managed WAF and a global CDN. The Next.js or Astro front end is deployed to a platform suited to it, and the two talk over an API.

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