Shipping SaaS rebuilt after four failed vendors, live accounts migrated
- 200+
- existing customers migrated without service disruption
Prototype to Production Services
You built something in Lovable, Replit, Bolt, v0, or Emergent, and it works in the demo. That's not the same as working for real users.
We audit what you've built, tell you what's solid and what isn't, then fix only what needs fixing. Fixed cost, agreed after the audit. The working parts of your prototype usually survive; the parts that don't are the ones you can't see from the UI.
Audit first. We tell you what's solid before we touch anything
Fixed cost, agreed after the audit, not before
Keep what works. No rewrite for the sake of a rewrite
Ships alongside your existing users, no forced downtime
Recent outcomes
Voice AI · Research
6× deeper insights
Text-based interviews converted to automated phone calls
AI Automation · Ops
20k+ txns day one
Manual invoice OCR across 40+ gas stations
Loyalty · Retail
1,062 users in 4 weeks
SuperValu & Centra loyalty platform with receipt validation
SaaS · Logistics
2,000+ shipments yr 1
Multi-carrier shipping hub for Indonesian eCommerce
The problem
Built your app in Lovable, Replit, Bolt, v0, or Emergent, and it's not ready for real users?
Passed every demo, but you're not sure the backend would survive actual traffic?
A freelancer or your in-house team can't tell you what's safe to keep and what needs rebuilding?
Short answer
RaftLabs takes AI-tool prototypes, built with Lovable, Replit, Bolt, v0, Emergent, Cursor, or Base44, into production software. We audit the existing build first, keep what's already working, and rebuild only what won't survive real users: authentication, payment integration, Supabase Row Level Security, data integrity, and deploy safety. Fixed cost agreed after the audit. A focused rebuild runs $15,000 to $35,000; a standard rebuild with a full feature set or an AI layer runs $30,000 to $60,000.
Key takeaways
Trusted by


Lovable, Replit, Bolt, v0, Emergent, they all ship a working demo in a weekend. None of them ship real authentication, real payment handling, or a Supabase security policy that holds up once more than one user touches the app. That's not a flaw in the tools. A demo only ever needs to convince you, and you're the one person who never triggers the failure modes real users do.
The gap doesn't usually show up in the UI. It shows up in what's underneath it: a login screen with no real session behind it, a Stripe button that was never wired to a webhook, a Supabase table with no Row Level Security policy stopping one user from reading another's data. None of that fails in a walkthrough. All of it fails the first week real users touch the app.
What we fix
Hardcoded demo logins replaced with real sessions, password reset, account recovery, and SSO where you need it. We check what's already there before rebuilding anything, some AI-generated auth is genuinely fine.
Payment flows that look right in a demo but were never fully wired: unhandled webhooks, subscriptions that don't renew correctly, refunds with no logic behind them. We audit what's connected and fix what isn't.
The most common gap in Lovable and Bolt builds on Supabase: tables with RLS disabled or misconfigured, so any authenticated user can potentially read or write data that isn't theirs. Invisible while you're the only person testing it.
Database constraints, foreign keys, and model-layer validation that stop bad data before it lands, instead of trusting the frontend to always send the right thing.
A deploy process with a rollback plan, error monitoring, and health checks, so shipping a change stops being a guess about what might break for users already on the app.
AI builders tend to generate duplicate components and dead code as they iterate toward a working demo. We consolidate what's redundant so the codebase is maintainable by your team after handoff, not just functional.
Tell us which tool you used and what's currently working. We audit it and give you a fixed cost.
MVP Development, the full MVP build process this sits inside
Custom Software Development, for a full product build beyond the original prototype's scope
Legacy Software Modernisation, for older systems past the prototype stage entirely
Free Vibe Coding Security Review, see what's exposed before committing to a rebuild
What clients say
Three-year average engagement. Founders and operators describing the work in their own words. No marketing varnish.

I definitely recommend RaftLabs, especially to solo founders like me. Their clear communication and detailed discussions have always helped me make better decisions.
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Read moreYes. We audit the app first, tell you what's already solid, and rebuild what isn't, typically authentication, payment integration, and data validation, since Lovable optimizes for a working demo, not a production backend. The working UI you already have usually survives the rebuild unchanged.
We can, but deploying it as-is usually isn't the right move. Replit Agent builds move fast and skip the parts that only matter once real users show up: session handling, rate limiting, error monitoring, rollback plans. We audit what you have, fix what's missing, then deploy it properly.
Yes. The process is the same regardless of which AI tool built the prototype, Emergent, Bolt, v0, Cursor, or Base44: audit first to see what's load-bearing, then rebuild only the parts that won't hold up under real traffic and real data.
Nothing is usually wrong with the UI. What's typically missing is what a demo never needs: real session management instead of a hardcoded login, payment webhooks that are actually wired up instead of a checkout button that just looks right, database constraints that stop bad data instead of trusting the frontend to behave, and a rollback plan for when a deploy breaks something. None of that shows up in a walkthrough. All of it shows up the first week real users touch the app.
Supabase is the most common backend behind Lovable and Bolt builds, and Row Level Security is the most common gap we find in them. RLS disabled or misconfigured on a table means any authenticated user can potentially read or write data that isn't theirs. It's usually a fast fix once it's found, the problem is that it's invisible in a demo where you're the only user testing it.
A focused rebuild, fixing auth, payments, and data integrity on an app whose scope hasn't grown much beyond the original prototype, runs $15,000 to $35,000. A standard rebuild, covering a fuller feature set, an AI layer, or multi-platform delivery, runs $30,000 to $60,000. We give you the number after the audit, not before, so the price reflects what we actually find in your codebase.
We keep what works. The audit's job is to separate the two: UI and flows that are genuinely fine stay as they are, and only the parts that won't survive real users, backend logic, security, data handling, get rebuilt. Throwing away a working interface to rebuild it from scratch would cost more and add risk for no reason.
A bug fix assumes the foundation is sound and something broke. An AI-tool prototype usually isn't missing a fix, it's missing entire systems that were never built: real auth, real payment handling, real data validation. We scope and price it as what it is, a defined rebuild of specific systems, not an open-ended hourly debugging engagement.
Work with us
We scope Prototype to Production in 30 minutes. You walk away with a clear cost, timeline, and approach. No commitment required.