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Next.js + SupabaseAuth + Payments6-9 Week Delivery

SaaS MVP Launch — Production in 6-9 Weeks

Graduate from AI prototypes to production-grade SaaS

We take your Lovable, Bolt, or v0 prototype and ship it on Next.js, Supabase, Stripe, and Clerk. Fixed-fee. Production-ready. 6-9 weeks.

Get a Free MVP Assessment See Our Process
6-9
Weeks to Launch
Fixed timeline
£22K
Starting Price
Transparent, fixed-fee
95+
Lighthouse Score
Every build
0
Rewrites Needed
Production from day one
What Is a SaaS MVP Launch Service?

A SaaS MVP launch service takes your validated idea — or your existing AI-generated prototype from tools like Lovable, Bolt.new, v0, or Claude Code — and turns it into a production-grade application on a named tech stack. The result is a deployable product with real authentication, payments, analytics, and architecture that scales without a rewrite. Not a demo. Not a prototype. A business.

Your Current Site May Be a Liability

Common gaps we find in nearly every audit.

Your Lovable or Bolt prototype looks great in a screen recording
Risk: Then real users show up and it falls apart. Early adopters churn before you've got enough traction to show investors anything meaningful.
AI-generated code skips the hard stuff — no auth, no row-level security, no payment integration
Risk: Those gaps aren't just technical annoyances. They're trust killers, and they tend to surface at the worst possible moment.
Traditional agencies will quote you 6 months and $150K for a v1
Risk: Meanwhile, the market window you're trying to hit doesn't care about their timeline.
You've hired a few freelancers, each with their own preferred stack and patterns
Risk: A year later, you're staring at a full rewrite. This is more common than anyone admits.
You launch with no analytics, no behavioral tracking, nothing
Risk: No data on where users drop off, what features they actually use, or whether anyone's coming back.
Payment integration always gets pushed to the end
Risk: Then it breaks. You can't charge customers, you can't validate willingness to pay, and closing your round gets a lot harder.

How We Build This Right

Every safeguard, built in from Day 1.

Clerk Authentication

Multi-tenant auth with SSO, MFA, and role-based access from Sprint Zero. We don't roll our own auth — Clerk handles session management, user metadata, and organization switching out of the box, so we're not reinventing something that's already solved.

Supabase Row-Level Security

Every database query is enforced by Postgres RLS policies. Users only see their own data. Your API surface stays protected even if client-side code gets compromised.

Stripe & Paddle Payments

Stripe handles core subscriptions and usage-based billing. If you're selling into Europe, Paddle's available for EU VAT compliance and merchant-of-record simplicity. Both wire into your auth layer for gated access.

PostHog Behavioral Analytics

Event tracking, session replay, feature flags, and A/B testing from day one. You'll know exactly where users drop off and which features are actually driving retention — not guessing after the fact.

Production Architecture

Next.js App Router with server components, edge functions, and ISR. Built for Vercel deployment with proper caching, error boundaries, and monitoring wired in from week one.

SEO & Performance Baseline

Server-rendered pages, structured data, and Core Web Vitals optimization aren't an afterthought — they're baked into the build. Your SaaS ranks and loads fast from the first deploy.

What We Build

Purpose-built features for your industry.

Named Stack Architecture

Every component is a vetted, production-proven tool — Next.js, Supabase, Clerk, Stripe, PostHog. No bespoke frameworks that only one developer can maintain.

AI Prototype Graduation

We audit your Lovable, Bolt.new, v0, or Claude Code output, pull out the patterns that actually work, and rebuild on infrastructure that's ready for real users.

Multi-Tenant Data Model

Organization-scoped data with Supabase RLS, so teams, workspaces, and permissions are handled correctly from day one — not bolted on later.

Subscription Billing Pipeline

Stripe Checkout, customer portal, webhook handlers, and entitlement gating all wired into Clerk for clean upgrade flows. No duct tape.

Feature Flag System

PostHog feature flags let you ship dark features, run percentage rollouts, and gate beta access without redeploying. Useful from the moment you launch.

Deployment & Monitoring

Vercel deployment with preview environments, error tracking, and uptime monitoring — all configured before handoff.

Built on a Modern, Secure Stack

Next.jsSupabaseStripeClerkPaddlePostHogVercelTailwind CSS

Our Development Process

From discovery to launch. Quality at every step.

01

Audit & Architecture

Week 1

We review your existing prototype, validate your data model, map your auth and billing requirements, and produce a technical spec with the exact stack configuration. No ambiguity. You know what you're getting before we write a line of code.

02

Sprint Zero — Foundation

Weeks 2-3

Supabase schema with RLS policies, Clerk integration, Stripe or Paddle billing skeleton, PostHog instrumentation, and a CI/CD pipeline. The unglamorous infrastructure work that makes everything else possible.

03

Core Feature Sprints

Weeks 4-7

One-week sprints building your core product workflows. Daily async updates, weekly demos. Each sprint ships a deployable increment to your preview environment — you're never waiting weeks to see progress.

04

Launch Hardening

Weeks 8-9

Performance optimization, security audit, error handling, edge cases, load testing. We're targeting 95+ Lighthouse scores and sub-200ms API responses. This is the week where we stop adding and start hardening.

05

Ship & Support

Week 9 + 30 days

Production deploy to Vercel, DNS cutover, monitoring verification, and 30 days of post-launch support. You get full source code, documentation, and a clean handoff to your team.

Social Animal

Ready to discuss your saas mvp launch — production in 6-9 weeks project?

Get a free quote

SaaS MVP Launch from £22,000

Fixed-fee. Named stack. 30-day post-launch support included. See all packages →

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Related Resources
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Next.js Development
Capability
Core Web Vitals Optimization
Migration
WordPress to Next.js Migration

Frequently Asked Questions

AI code generators like Lovable, Bolt.new, and v0 are genuinely impressive at producing functional prototypes fast. But they consistently skip the production essentials: row-level security, proper auth flows, payment webhook handling, architecture that doesn't collapse at 1,000 users. Graduation means we take your prototype, extract the UX patterns that are actually working, and rebuild on a stack — Next.js, Supabase, Clerk, Stripe — that won't need a full rewrite six months from now.
Next.js gives you server-rendered React with edge functions, ISR, and API routes in one framework. Supabase provides Postgres with real-time subscriptions, row-level security, and edge functions, which means you don't need a separate backend service. Together, they're the fastest path to a production SaaS that any senior React developer can pick up and maintain. You own the code and the database. No lock-in.
Yes. Paddle acts as merchant of record, handling EU VAT, sales tax, and invoicing — so you don't have to register for VAT across multiple countries yourself. We generally recommend Paddle for B2B SaaS selling into Europe and Stripe for US-first or usage-based billing models. Both integrate with Clerk for entitlement gating. We'll give you a clear recommendation during the audit phase based on where your customers actually are.
You get full source code, deployment configuration, and documentation. The codebase runs on standard Next.js and Supabase — any competent React developer can maintain it. If you want ongoing development after launch, we offer retainer packages. But the goal is a clean handoff to your team or your next hire, not keeping you dependent on us.
We define scope in the Week 1 audit: specific features, data models, integrations. The fixed fee covers that scope. If you want to add something mid-build, we scope and price it separately before any work starts. No surprise invoices, no hourly billing where "it took longer than expected" suddenly becomes your problem. You know the cost upfront.
Most of our MVP clients are non-technical or semi-technical founders. That's genuinely the point — you focus on validation, customers, and fundraising while we handle the architecture decisions. We communicate in plain English with weekly demos, not Jira tickets. You'll understand exactly what's being built and why, without needing to review pull requests.
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Share your prototype or idea. We'll reply with a scope estimate within 24 hours.

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