Migration
09-23-2025
13 min read

How to Choose a Nuxt 3 Migration Partner

This article guides B2B teams through selecting a reliable Nuxt 3 migration partner by emphasizing proven delivery, a comprehensive audit-to-rollout migration playbook, and ownership of testing and post-launch support to minimize risk and ensure successful upgrades.

By Nunuqs Team
Team collaborating on software migration project

When Nuxt 2 reached its end of life in June 2024, the "wait and see" period ended for SaaS, e-commerce, and enterprise teams across the USA. The risk isn't hypothetical-unsupported dependencies, unpatched vulnerabilities, mounting technical debt, and growing operational friction are already surfacing for those who delay. For B2B teams managing business-critical applications, the mandate couldn't be clearer: secure a robust migration to Nuxt 3 partner-or risk business disruption and spiraling costs.

But the stakes go beyond code updates. Selecting a Nuxt migration partner determines your risk exposure, technical roadmap, and how fast your teams can ship for years to come. Choose a partner that proves method, results, and accountability-not just hours billed.

Pro Tip

Ask every Nuxt migration partner to show, not tell-request Nuxt migration case studys of complex Nuxt 3 migrations, a detailed migration playbook, and proof of ownership for testing, analytics, and observability. If any of those are missing, keep looking.

How to Choose a Nuxt 3 Migration Partner: Three Non-Negotiables

Every mature company's procurement process comes down to due diligence, but Nuxt and Vue migrations demand more than a standard RFP. Score vendors on shipped Nuxt 3 work, a real plan, and ownership of testing and post-launch health.

Proven Delivery on Nuxt 3 Projects-Not Just Old References

You don't want to be anyone's "first real Nuxt 3 client." In 2024, credible agencies will have several full Nuxt 3 launches, ideally with complex integrations (e-commerce checkout, SSO, third-party APIs) and documented before/after business impact. Only trust vendors who can show live Nuxt 3 work with named clients.

Demand public references, live Nuxt 3 deployments, and documentation-not just Nuxt 2 experience. For example, see Epicmax's Nuxt migration services page and Coditive's Nuxt 2→3 migration guide. These resources outline architecture choices, performance results, and lessons learned.

Your RFP should ask:

  • How many Nuxt 3 projects have you delivered?
  • Can you provide two public case studies for SaaS or e-commerce clients?
  • What measurable technical or business improvements did the migrations yield?
  • What was the biggest risk or blocker you surfaced in your last three migrations?

If answers are vague or references are outdated, move on.

Seek Nuxt 3 project references with integration, volume, and scale similar to your needs (public traffic, checkout, edge deployment, API complexity).

Ask for client permission to speak directly with their technical contacts about what went right-and what made the transition painful.

Case studies and live references screen out "ex-Nuxt 2 only" players and force agencies to prove hands-on success on the stack you need.

Real Audit-to-Rollout Playbook: No "Lift and Shift"

A real Nuxt migration is never just a version bump. You're authorizing changes in routing, configuration, middleware, state management, testing frameworks, and more. Insist on an Nuxt audit-first, phased plan you can read before you sign.

A reliable migration playbook covers, at a minimum:

  1. Audit & Discovery: Existing codebase health, third-party module audit, dependency mapping, CI/CD readiness.
  2. Migration Planning: Risk matrix, pilot scope, migration batches, technical enablement.
  3. Pilot Phase: Small-scale migration of a core route/module, test and validate pipelines.
  4. Full Migration: Route-by-route, modular refactoring, documentation and code comments.
  5. Comprehensive Testing: Automated regression/QA, SSR vs CSR, performance checks, browser staging.
  6. Deployment & Observability: Live rollout to serverless/edge, health checks, logging, monitoring (e.g., Vercel/Netlify/Cloudflare).
  7. Post-Go-Live: Real user monitoring, SEO/web vitals, error budget, developer handoff.

Nuxt-focused teams such as Coditive and Epicmax follow this phased approach because it yields predictable outcomes and sharply limits failed rollbacks, regressions, and outages. See Coditive's migration lessons, Nuxt's official migration discussions, and Neon's Nuxt + Vercel guide. Look for a plan that reduces risk at each step, not a one-slide timeline.

Pro Tip

Never skip the audit: ask every vendor for a code/dependency report first. Audit-first projects typically cut total migration hours and reduce bug rates after launch.

Assumption: Node 18+, Vite build, Pinia or other modern state management, and serverless or Dockerized VPS hosting are the new defaults for Nuxt 3 apps.

Sample Migration Playbook: Structured & Actionable

This phased process helps you track progress, tie work to results, and avoid launch surprises. Make each phase inspectable and pass/fail.

Audit & Scope:

  • Code health review (linter, outdated dependencies)
  • Map third-party plugins/modules (payment, auth, analytics)
  • Flag deprecated Nuxt 2-specific APIs, SSR caveats, store patterns
  • Document business-critical user journeys and dependencies

Pilot:

  • Migrate a representative route/component
  • Confirm build and testing on new stack (Node 18+, Vite/ESBuild)
  • Document any blockers or regression bugs

Full Migration & Refactor:

  • Modular batch approach (routes/components/plugins)
  • Replace or upgrade obsolete modules (Vuex → Pinia, serverMiddleware → Nitro handlers)
  • Update configuration (nuxt.config, tsconfig, CI/CD)

Testing & QA:

  • Run full regression (Cypress/Puppeteer, Jest/Vitest)
  • E2E tests: signup, checkout, critical workflows
  • Browser/device matrix for client-facing apps

Deployment & Observability:

  • Deploy to Vercel/Netlify (serverless, ISR, static + SSR mix)
  • Set up logging, error tracking, and performance alerts

Post-Go-Live:

  • SEO/analytics double-check
  • Real user monitoring (RUM), heatmaps
  • Scheduled follow-up bugfix/support window

Custom compatibility scripts to check all plugin/dep status

      
    
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