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Prototype to Production

Migrate your Replit app to your own infrastructure

Replit is practical for prototypes and small tools. We migrate code, environments, database, secrets and deployment to controlled infrastructure with monitoring and maintenance.

Audit

Code, security, lock-in

Hardening

Auth, RLS, secrets

CI/CD

Staging, deploy, rollback

Operations

Monitoring, CVE, updates

Companies worldwide trust WZ-IT

Companies worldwide trust WZ-IT

Stadtwerke BrühlDGHO e.V.ABCO Water SystemsGolem.deEVADXBnextGYMAInergyml&sOdiseo SolutionsAnnotaARGEAphy AG
Tool-specific takeover

Replit: Typical pitfalls

Replit is practical for prototypes and small tools. We migrate code, environments, database, secrets and deployment to controlled infrastructure with monitoring and maintenance.

Hosting and development environment are tightly coupled
Database, files and secrets need to be extracted cleanly
Production operations need monitoring, backups, updates and rollback
Cost and performance models change as the app grows
Provider context

Replit takeover means separating workspace, deployment snapshot and data cleanly

Replit separates workspace and published app. Deployments run as snapshots in Replit Cloud with options such as Autoscale, Static, Reserved VM and Scheduled. For migration, we review code, run commands, secrets, data and filesystem dependencies separately.

Understand the deployment type

Autoscale, Reserved VM, Static and Scheduled have different operations models. We review which type is used and how it affects cost, always-on behavior, APIs, jobs and domains.

Autoscale vs. Reserved VM
build and run commands
domains, ports and access control

Migrate data and secrets

Replit secrets are practical, but need to be recreated when moving away. Data in the deployment filesystem is not a reliable operations model, so we plan database, storage and backups explicitly.

inventory secrets
extract database and storage
test backup and recovery

From US hosting to target operations

If EU hosting, own infrastructure or customer networks matter, we move the app out of Replit: repository, container, CI/CD, monitoring and operations on Hetzner, Proxmox or another fitting provider.

repository and containerization
EU/on-prem target operations
monitoring, logs and incident response
Production gap

Why "it works" does not yet mean "production-ready"

The risks rarely appear in the first click through the UI. They sit in data access, deployment, secrets, authorization and missing operations.

Security & data access

Auth, roles, row-level security, input validation and secret handling need a traceable review before real customer data is processed.

Platform lock-in

Builder hosting, Supabase Cloud, Replit deployments or Vercel workflows are convenient, but not automatically right for sovereign operations.

Maintainability & operations

Production operations need Git discipline, environments, tests, monitoring, backups, updates and clear ownership - not just working screens.

Distributed data paths

Frontend, backends such as Supabase, external APIs, MQTT or IoT platforms can each work while tenant isolation, authentication or encryption between components still has gaps.

Process

Our 5-phase approach

The entry point is deliberately auditable and clearly scoped. After that, we decide together whether hardening, migration, further development or operations is the next useful step.

1

Audit

Review code, data model, tenant isolation, secrets, dependencies and relevant data paths across frontend, backend, APIs and connected systems. The result is a prioritized action plan instead of guesswork.

2

Decoupling

Move code into a clean repository, separate environments, clarify data and auth dependencies and plan target operations.

3

Hardening

OWASP-oriented fixes, correct permissions, secure secrets, rate limits, role model and robust validation at the critical points.

4

Production readiness

CI/CD, staging and production, tests, monitoring, logging, rollback and, for public apps, a review of rendering, sitemap, robots.txt, structured data and performance.

5

Operations

Co-managed development, patch and CVE monitoring, backups, uptime monitoring and incident response with a service level that can grow with user count and criticality.

Stack

Typical target stack

The exact stack depends on the project. The target state is always the same: you own the source code, deployments are traceable, data is controlled and operations are measurable.

React / Vite / Next.js

Take over or restructure frontend and app architecture cleanly.

PostgreSQL / Supabase

Review data model, RLS, auth flows and self-hosting.

Authentik / Keycloak

SSO, roles and central identity instead of ad-hoc logins.

Coolify / Hetzner

European hosting with controllable deployment.

GitLab CI/CD

Traceable builds, staging, production and rollback.

Monitoring / CVE

Uptime, logs, updates, vulnerabilities and operations under control.

Build + Operate

Keep developing with AI, deploy in a controlled way and operate reliably

Your team can keep programming with AI and contribute changes through Git. Automated builds, tests and deployments move approved versions to staging and production. Depending on scope, WZ-IT operates the infrastructure and platform, monitors dependencies and CVEs, manages backups and monitoring, and responds under a service level aligned with criticality.

Clearly defined audit

Prioritise go-live risks before implementation

The Production Readiness Audit covers auth, data, security, tests, deployment and operations and delivers a concrete action list.

from €1,490 excl. VATfrom 5 business days
View audit

For professional secrecy holders

Move AI-generated software into production for Section 203 workloads

When a prototype will be used by law firms, healthcare organisations or other professional secrecy holders, WZ-IT connects production readiness, target architecture and managed operations.

Enquiry

Request a technical assessment of your Replit prototype

Describe the product, its current state, initial users and the platforms involved. You can continue developing the application yourself with AI.

What should happen next?

Choose the appropriate starting point for the current product stage.

How should we get back to you?

We usually respond within one business day. Please do not send access credentials yet.

Replit: FAQ about vibe-code takeover

Provider-specific answers about Lovable, Bolt, v0, Replit, Base44, self-hosting, security and operations.

Yes. We take over repository, run commands, dependencies, environment variables, database, files and deployment logic and turn them into a reproducible target setup on your own infrastructure.

Yes. A typical target is containerization with reverse proxy, TLS, database, backups, monitoring and CI/CD on Hetzner, Proxmox or another European infrastructure.

Secrets are not exported and passed around. They are inventoried and recreated in the target environment. We separate development, staging and production values and check which variables are actually needed.

We check whether data lives in the filesystem, Replit services or external databases. For production, we plan persistent database, storage, backups and restore tests instead of workspace-dependent state.

It depends on app type, traffic, jobs and cost model. Autoscale, Reserved VM, Static and Scheduled solve different problems. For migration, we review the current type and intentionally map it to target operations.

Yes, if build and start process are clear. We define Dockerfile or buildpack, ports, health checks, environments, volumes, database connection and deployment workflow.

We review runtime model, jobs, scheduler, API access, rate limits, logging, restart behavior and monitoring. Then the service is operated so outages are visible and updates are controlled.

Yes, if target hosting, database, logging, backups, access control and data processing are planned correctly. We move app and data to European infrastructure and document operations.

Yes. We start with an audit, review current operations and then plan a low-risk transition with staging, backups and rollback options.

Not automatically. The goal is controlled takeover first. We only rebuild where security, maintainability or scaling truly require it.

Yes. After hardening, we can continue developing the application, connect APIs, add AI features or integrate it into existing processes.

Typical targets are European providers such as Hetzner or your own server environment. Hybrid setups are also possible depending on requirements.

Reviews

Selected customers and projects in Germany and internationally

Stadtwerke BrühlDGHO e.V.ABCO Water SystemsAnnotaCORGOSRekorderKeymateFührerscheinmacherSolidProofARGE
Boese VA
nextGYM
GermanyNetworking & ProvisioningVPNAutomationOperations

WZ-IT moved our studio infrastructure from decentralised individual devices to a central platform: every site is securely connected via VPN, new devices are onboarded automatically and an entire site is provisioned from a template, without manual steps on location. What impressed me most is the breadth and depth of their knowledge: Timo and Robin are not a typical IT provider who sets up a server and leaves. The two of them think their way into highly complex infrastructure and software topics, work through every requirement we put in front of them, and build networking, provisioning and operations so that everything fits together in the end. WZ-IT is an excellent partner for complex software, network and architecture projects.

Steve Kirchner

Steve Kirchner

Managing Director, nextGYM GmbH

Pascal Block
GermanyProxmox & BackupProxmoxBackupDocumentation
Professional, honest and technically thoroughly sound: WZ-IT set up our Proxmox and backup infrastructure securely and future-proof. The consulting from Timo and Robin was objective and needs-driven, the implementation smooth and the final documentation exemplary. You can tell immediately that business-critical infrastructure is thought through holistically from the outset here and implemented with clear ownership.

Pascal Block

Project Manager, Stadtwerke Brühl GmbH

Stadtwerke Brühl - municipal energy and infrastructure utility.

Stadtwerke Brühl GmbH
Secure your Proxmox & backup setup
Christoph Mußmann
GermanyInfrastructure ModernizationData SovereigntyGDPRDocumentation
Communication with WZ-IT was open, friendly and professional from the very beginning. Mr. Wevelsiep and Mr. Zins responded to every one of our questions patiently, promptly and respectfully, and contributed their own suggestions and good ideas on how to modernize our server infrastructure and adapt it even better to our needs. Throughout, WZ-IT consistently kept our need for data sovereignty and GDPR compliance in mind. Even short-notice adjustments and change requests from our side were implemented quickly and patiently and integrated consistently into the overall concept. From planning to the final handover, every step was documented transparently and comprehensively - so if a provider change should ever become necessary, the documentation would let us onboard a successor into our infrastructure very quickly. We are extremely satisfied with WZ-IT and hope to continue working together for a long time.

Christoph Mußmann

Project Officer, DGHO e.V.

DGHO - German Society for Hematology and Medical Oncology.

DGHO e.V.
Modernize your infrastructure - sovereign
Andrea Pawlowski
GermanyArchitecture ConsultingSovereign Software SelectionOpen Source Strategy
I got to know Timo and Robin as dedicated and professional partners who make a lot of things possible for their clients that initially seem impossible. I felt very well advised. The services offered have thoroughly convinced me. (translated)

Andrea Pawlowski

Communications Manager, Golem.de

Golem.de - leading German IT news outlet.

Golem.de
Plan a sovereign open-source stack
H
GermanyLocal AI IntegrationTechnical IntegrationImplementation
While looking for a partner to integrate a local AI solution, we came across Timo and Robin - and could not have made a better decision. They quickly understood our requirements and solved technical challenges competently and pragmatically. We were particularly impressed by the straightforward collaboration, their high level of expertise and the speed of implementation. We are delighted to have Timo and Robin at our side as reliable business partners and look forward to our next projects together. (translated)

Henrik Jeche

Head of IT Administration

ml&s - full-service provider for the electronics industry.

ml&s
Integrate a local AI solution
Sonja Aßer
GermanySoftware DevelopmentPHP ModernizationAPI Extension
With Timo and Robin, you're not only on the safe side technically - you also get the best human support! Whether it's quick help in everyday life or complex IT solutions: the guys from WZ-IT think along with you, act quickly and speak a language you understand. The collaboration is uncomplicated, reliable and always on an equal footing. That makes IT fun - and above all: it works! Big thank you to the team! (translated)

Sonja Aßer

Data Manager, ARGE

ARGE Neue Medien - master data & digital standards for plumbing and building technology.

ARGE
Modernize your legacy software
Aleksandr Shuliko
UAECloud MigrationAWS ExitProxmox81% Cost Reduction
I recently worked with Timo and the WZ-IT team, and honestly, it turned out to be one of the best tech decisions I have made for my business. Right from the start, Timo took the time to walk me through every step in a simple and calm way. No matter how many questions I had, he never rushed me. The results speak for themselves. With WZ-IT, we reduced our monthly expenses from $1,300 down to $250. This was a huge win for us.

Aleksandr Shuliko

CTO, EVA Real Estate

EVA Real Estate - leading real-estate agency in Dubai.

EVA Real Estate
Cut cloud cost - up to −81%
Pascal Hakkers
SwitzerlandManaged ProxmoxClusterMonitoringHigh Availability
WZ-IT manages our Proxmox cluster reliably and professionally. The team handles continuous monitoring and regular updates for us and responds very quickly to any issues or inquiries. They also configure new nodes, systems, and applications that we need to add to our cluster. With WZ-IT's proactive support, our cluster and the business-critical applications running on it remain stable, and high availability is consistently ensured. We value the professional collaboration and the noticeable relief it brings to our daily operations.

Pascal Hakkers

Aphy AG

Aphy AG - AI platform for hotel back-office.

Aphy AG
Build a high-availability Proxmox cluster
John Hellmerichs
GermanyProxmox & VirtualizationBackupVPNSecurity
WZ-IT provided very competent support in implementing our server and virtualization infrastructure. As part of the project, a Proxmox-based virtualization environment was set up along with a virtual machine for our application systems. Additionally, a structured backup concept was implemented. A particular focus was on security: the setup of a VPN tunnel and the clean implementation of encryption and access concepts were professionally executed. The structured consulting as well as the reliable and swift implementation deserve special mention. We are very satisfied with the services provided and are happy to recommend WZ-IT.

John Hellmerichs

Managing Director, AInergy GmbH

AInergy - consultancy for energy and facility management.

AInergy GmbH
Virtualize with Managed Proxmox
Matthias Zimmermann
GermanyOpen Source ArchitectureImplementationTechnical Consulting
We have had very good experiences with Mr. Wevelsiep and WZ-IT. The consultation was professional, clearly understandable, and at fair prices. The team not only implemented our requirements but also thought along and proactively. Instead of just processing individual tasks, they provided us with well-founded explanations that strengthened our own understanding. WZ-IT took a lot of pressure off us with their structured approach - that was exactly what we needed and is the reason why we keep coming back. (translated)

Matthias Zimmermann

Managing Director, Annota GmbH

Annota - healthtech startup with an AI documentation assistant.

Annota
Design an open-source AI architecture
Sebastian Maier
BulgariaSovereign CollaborationOpen Source StackOperationsMaintenance
Timo and Robin from WZ-IT set up a RocketChat server for us - and I couldn't be more satisfied! From the initial consultation to the final implementation, everything was absolutely professional, efficient, and to my complete satisfaction. I particularly appreciate the clear communication, transparent pricing, and the comprehensive expertise that both bring to the table. Even after the setup, they take care of the maintenance, which frees up my time enormously and allows me to focus on other important areas of my business - with the good feeling that our IT is in the best hands. I can recommend WZ-IT without reservation and look forward to continuing our collaboration! (translated)

Sebastian Maier

Managing Director, Yonju GmbH

Yonju - business coaching and AI products.

Yonju
Get collaboration fully managed
Gabriel Sanz Señor
SpainProduction DeploymentCI/CDPaaSOperations
Counting on WZ-IT team was crucial, their expertise and solutions gave us the pace to deploy in production our services, even suggesting and performing improvements over our configuration and setup. We expect to keep counting on them for continuous maintenance of our services and implementation of new solutions.

Gabriel Sanz Señor

Managing Director, Odiseo Solutions

Odiseo Solutions - software engineering for the space industry.

Odiseo Solutions
Ship your prototype to production
Role in the overall system

What comes before and after production readiness

This page covers takeover and the path into production. Establishing the findings beforehand and continuous control afterwards are separate services you can add as needed.

Three relevant adjacent paths instead of a long list of further products.

All prices are net and exclude statutory VAT. The offers are addressed to businesses.

View the overall system
Contact

Let's Talk About Your Idea

Whether a specific IT challenge or just an idea - we look forward to the exchange. In a brief conversation, we'll evaluate together if and how your project fits with WZ-IT.

Email
[email protected]
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Callback

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Leave your number and we will call back — at the latest on the next business day.

For a longer conversation you can book an appointment instead.

Companies worldwide trust WZ-IT

  • ml&s
  • Rekorder
  • Keymate
  • Führerscheinmacher
  • SolidProof
  • ARGE
  • Boese VA
  • nextGYM
  • Maho Management
  • Golem.de
  • Millenium
  • Paritel
  • Yonju
  • EVADXB
  • Mr. Clipart
  • Aphy AG
  • Negosh
  • ABCO Water Systems
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