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Enterprise Capability

Your Monolithic CMS Just Cost You Another Quarter

If you're a platform director watching deploy times stretch from 15 minutes to 4 hours while your SEO team files tickets about crawl budget, you've hit the headless inflection point.

CTO / VP Engineering / Head of Digital at organizations running WordPress, Drupal, Sitecore, Adobe AEM, or Umbraco at scale and facing performance, security, or editorial workflow limitations
$60,000 - $300,000+
Proven in production
4.2M
records migrated with 100% validation match
Legacy modernization project, zero data loss
zero downtime
cutover on mission-critical platforms
Staged DNS rollout with monitored ramp
Lighthouse 95+
post-migration performance
Across all headless migrations in production
12+
CMS platforms migrated from
WordPress, Drupal, Sitecore, Umbraco, Webflow, Ghost and others
Architecture

Content audit and schema mapping phase first. URL canonicalization and redirect mapping before any content moves. Headless frontend (Next.js or Astro) built in parallel to existing CMS. SEO parity validation against baseline. Zero-downtime DNS cutover with monitored rollback. Post-migration crawl validation and GSC monitoring.

Where enterprise projects fail

Here's the thing about WordPress at enterprise scale -- it wasn't built for what you're asking it to do

You've got 40+ plugins running just to approximate functionality that a purpose-built headless system handles out of the box. And every single one of those plugins is its own little attack surface, its own performance drag, its own maintenance obligation. The compounding upkeep cost is the problem you can see. The one you can't see is the security incident you haven't had yet. WordPress powers 43% of the web. That's not a flex -- that's why it's the number one target for automated exploitation. Hackers don't pick targets manually; they run scripts against known vulnerabilities at scale, and an unpatched plugin on a monolithic CMS is exactly what those scripts are looking for. We've seen procurement security reviews at companies in Chicago, Austin, and New York kill vendor deals specifically because the vendor's site flagged during security diligence. It's not hypothetical. An enterprise site running this stack carries a risk profile that's increasingly showing up as a reason to delay or outright reject vendor approval -- and that's a cost that never appears in your plugin renewal invoices.

Your Lighthouse scores are failing Core Web Vitals thresholds even after real engineering hours thrown at optimization

That's not a skill problem -- it's an architecture problem. Monolithic CMS rendering has fundamental constraints that you can't optimize your way out of past a certain point. Google's confirmed Core Web Vitals as a ranking factor. So a site failing LCP and CLS benchmarks is actively losing positions to technically faster competitors, even when your content is genuinely better. The real kicker is how it compounds: worse rankings mean less traffic, less traffic means thinner conversion data, and thinner conversion data means your optimization cycles slow down. You're falling behind on multiple fronts simultaneously.

If your editorial team can't hit publish without filing a ticket, that's not a workflow inconvenience -- that's a structural problem

It means your content model doesn't map to your frontend's component architecture, so writers are blocked waiting on engineers who are blocked by sprint planning. And sprint cycles don't care about your campaign calendar. Time-sensitive product launches, reactive content around industry news, event-driven publishing -- all of it gets queued behind a process that was never designed for the publishing cadence a modern marketing team actually runs. You end up with a single-threaded bottleneck where marketing velocity is dictated by engineering availability. That's an expensive constraint.

What we deliver

SEO-Safe URL Strategy and Redirect Mapping
Before anything moves, we catalogue every URL on the existing site. Every one. Then we build the redirect map against that catalogue so no link equity bleeds out to 404s or multi-hop redirect chains. We also validate against your Google Search Console coverage data -- so the URLs actually driving traffic get individually verified in the redirect map before we touch the DNS switch. Nothing gets assumed.
Parallel Build and Staged Cutover
The headless frontend gets built and fully validated while your current CMS keeps running. Content parity is confirmed before we flip anything. Then we use a staged rollout -- routing increasing percentages of traffic to the new architecture -- so there's a monitored ramp with an actual rollback path if something unexpected shows up. No big-bang cutover, no white-knuckle launch nights.
Content Model Migration and Schema Mapping
Every content type in your source CMS gets mapped to a structured schema in the new data layer. Custom fields, taxonomies, relationships, media references -- all of it migrates with full fidelity. We don't approximate. Post-migration content audits confirm nothing got lost and validate that the new schema actually supports the editorial workflows your team depends on day-to-day. In practice, this is where shortcuts cause problems, so we don't take them.
Editorial Workflow Preservation
CMS selection happens with your editorial team, not around them. There's a real difference. Whether we land on Sanity, Contentful, Payload, Strapi, or Supabase with a custom admin -- honestly, the tool matters less than whether the workflow fits how your team actually publishes. So that's what we build around. Not what's easiest to configure. Not what we prefer. What works for the people hitting publish every day.
Post-Migration SEO Monitoring and Recovery Protocol
After cutover, we run Google Search Console and ranking monitoring for 90 days. The first 2-3 weeks typically show some volatility -- that's normal, and we document it upfront so nobody panics. But we also define in advance what signals constitute a real problem versus expected migration turbulence. Recovery protocols are established before launch day, not figured out reactively when something looks weird at 11pm on a Tuesday.
Applied in production

See this capability in action

Legacy Modernisation and Zero-Downtime Replatforming
The broader replatforming capability covering Rails, .NET, and monolith-to-Jamstack migrations
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WordPress to Next.js Migration
The detailed guide and service page for WordPress-specific headless migrations
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Enterprise Website Modernization Services
Full scope modernization covering architecture, performance, editorial workflow, and SEO
View solution

Frequently asked

Will our search rankings drop during a headless CMS migration?

Short-term volatility in the first 2-3 weeks after a major migration is normal. Permanent ranking loss is the actual risk -- and it's what the whole migration approach is designed to prevent. Redirect mapping, URL strategy validated against Search Console data, parallel builds, 90-day monitoring. That's not overkill; that's the job. In our migration history, permanent ranking loss has only happened when a client site had pre-existing canonicalization or duplicate content problems that the migration surfaced. And here's the thing -- when that happens, we fix them. Those sites end up performing better long-term than they did before the migration. So even the bad scenario has a good outcome if you handle it properly.

How long does an enterprise headless CMS migration take?

Discovery and content audit runs 2-4 weeks. Redirect mapping and URL strategy, another 2-4 weeks. The headless frontend build is 8-20 weeks depending on scope -- that's the widest range, and it's honest. Content migration and validation takes 2-4 weeks. Staged cutover and monitoring, 4 weeks. Add it up and most enterprise sites land somewhere in the 4-8 month window. Larger sites with complex content models, multiple audience segments, or significant custom functionality take longer. But here's what doesn't change regardless of scope: the existing site runs uninterrupted the entire time. Because we're building in parallel, there's no maintenance window, no forced downtime, no moment where you're holding your breath hoping the launch goes clean.

Which headless CMS do you recommend for enterprise?

It depends -- and anyone who gives you a single answer without asking about your team first is selling you something. For developer-led organizations, Supabase with a custom admin interface is hard to beat: full control, no per-seat licensing costs eating into your budget, built exactly around the content model you actually have. For editorial-led teams, Sanity is excellent for flexibility and real-time collaboration. Contentful makes sense if you're already deep in that ecosystem. Want self-hosted with a polished UI? Payload CMS is solid. We've got production deployments running on all four. So when we make a recommendation, it's based on your team composition and publishing workflows -- not whatever we happened to build last.

Can we migrate from Sitecore or Adobe AEM to headless?

Yes, and honestly, this is one of the highest-ROI migrations we do. Sitecore and AEM licensing typically runs $50,000 to $500,000+ per year. The replacement infrastructure on Vercel plus Supabase or a headless CMS usually comes in 95-98% cheaper. That's not a rounding error -- that's a budget-line transformation. The migration itself is more complex than a WordPress move. Sitecore's component architecture requires careful mapping to the new content model, and that translation phase takes real attention. But the process is well-established, and the payback period tends to be measured in months, not years. So yes, it's a real project -- but the math is pretty hard to argue with.

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