What you see. The part AI already does well.
01 · Interface
Design systems, accessibility and conversion, so the fast first version also reads well and sells.
Building got easy. Building it right didn’t.
Webstein is an engineering consultancy for the AI era. AI gives you the speed. We add what holds it up: architecture, infrastructure, scale and security.
Today, anyone can build.
A store in an afternoon.
An app in a weekend.
A website before lunch.
We use these tools every day. They are extraordinary.
AI has changed how software gets made. A prompt turns into a working screen in minutes, and that is good news for every business with an idea.
But what you see on the screen is only the top layer. A demo is not a business. The questions that decide whether it survives sit underneath it.
Below the surface.
Scroll down through the seven layers under every product. The page gets darker the deeper you go, and so do the questions a prompt will not answer for you.
Will anyone understand it in six months?
02 · Code
Code review, structure, tests and documentation, so the next change does not break the last one.
Will it bend when the business changes?
03 · Architecture
Domain design, APIs and integrations with your ERP, SAP or Shopify, planned before they are needed.
Where does your customers' data live, and who owns it?
04 · Data
Data models, backups and privacy by design, so the data stays yours and stays safe.
Where does it run, and who pays when it grows?
05 · Infrastructure
Cloud setup, deployment pipelines, monitoring and cost control.
Who else can get in?
06 · Security
Authentication, permissions, secrets, dependency audits and hardening against real attacks.
What happens on your best day?
07 · Scale
Performance, caching and load testing, so a launch or a campaign is a good day, not an outage.
Same speed. More depth.
The speed of AI
- Working prototypes in days, not months
- Code and content drafted in minutes
- Ideas tested before they get expensive
The depth of engineers
- Architecture that survives growth
- Security reviewed, not assumed
- Infrastructure that costs what it should
An order, start to finish.
Agents that talk to each other, act on your systems and ask a person when it matters. Scroll to play the episode.
- Scene 1: An order comes in. Saturday, 23:47. A customer orders three items from your online store.
- Scene 2: The coordinator reads it. A coordinator agent reads the order and splits the work between specialists.
- Scene 3: The agents talk. The stock agent checks availability, the billing agent prepares the invoice, the support agent drafts the message. They agree before anything moves.
- Scene 4: They act on real systems. They update the ERP and email the customer a confirmation with the delivery date.
- Scene 5: A person decides what matters. One item is out of stock. Instead of guessing, the agents ask a person on your team, who approves a substitute.
- Scene 6: Underneath, the infrastructure we run. All of it runs on infrastructure we set up and watch: servers, queues, logs, monitoring and security boundaries. On Monday morning, the order is already on its way.
This is what we build. Want to see it on your own processes?
Book a callBuilt it with AI? We make it production-ready.
Bring what you have built with Claude, Lovable, Shopify or any other tool. We review it the way an engineering team would before going live.
What we look at
- Architecture and code
- How it is built, and whether it can grow.
- Security
- Access, secrets, dependencies and exposed data.
- Data and privacy
- Where data lives, backups, who can see what.
- Infrastructure and cost
- Where it runs, how it deploys, what it will cost at scale.
- Performance and scale
- Speed today, and what breaks under load.
- SEO and accessibility
- Whether people and search engines can actually use it.
What you get
- A written review in plain language.
- A prioritised plan: what to fix first, and why.
- If you want, we do the hardening with you.
Eight stations, one partner.
Everything a product needs from the first idea to its best day, done in-house. Open any station to see what we do there.
Before anything is built, know which problems AI should solve.
- What we do
- Process and opportunity mapping
- Tool and model selection
- An adoption plan for your team
- You leave with
- A roadmap you can act on.
The product your customers touch, built at AI speed and held to production standards.
- What we do
- Shopify stores and custom storefronts
- Websites and directories with SEO built in
- Web and mobile apps
- You leave with
- A product your customers can rely on.
Most growing businesses run on a patchwork. We turn it into one system.
- What we do
- ERP, SAP BTP and Shopify integrations
- APIs and data flows
- Modernising older systems
- You leave with
- One architecture instead of patches.
Infrastructure is invisible until it fails or the bill arrives.
- What we do
- Cloud setup and migration
- Deployment pipelines
- Monitoring and alerts
- Cost optimisation
- You leave with
- Infrastructure you understand and control.
Growth should feel like success, not like an outage.
- What we do
- Performance audits
- Caching and load testing
- Core Web Vitals and SEO at scale
- You leave with
- A product that holds under load.
AI writes code fast. It does not check who can get in.
- What we do
- Security audits of code and infrastructure
- Authentication and access control
- Secrets and dependency management
- Hardening and incident readiness
- You leave with
- Known risks, closed in order of impact.
The best use of AI is often invisible: the work nobody has to do any more.
- What we do
- Process automation
- AI agents connected to your tools
- ERP and e-commerce automation
- You leave with
- Hours back every week.
Software is never finished. Neither is the shift.
- What we do
- Maintenance and updates
- Continuous improvement
- A technical partner you can call
- You leave with
- Someone who knows your system as well as you do.
We walk the whole way with you.
The same six steps, whether you arrive with an idea, a prototype built with AI, or a system that has outgrown itself.
- 01
Diagnose
We look at what you have, what you want and what is in the way.
- 02
Design
Architecture and product decisions, on paper before in code.
- 03
Build with AI
We use AI to move fast, and engineers to decide what ships.
- 04
Harden
Security, data and infrastructure, reviewed before launch.
- 05
Scale
Performance and cost tuned for real traffic.
- 06
Stay
We keep walking with you after go-live.
Clients and recent work
Clients include
Clariant, with Nuva
Enterprise systems
Bonus and KPI management on SAP BTP, with role-based access drawn from SuccessFactors.
Internal system
OfertasBebe
Commerce and automation
A Shopify store synced in real time with Odoo ERP, with AI automation on top.
ofertasbebe.comPsicólogo Directo
Platform and SEO
A Next.js directory with SEO landing pages for every city and specialty.
psicologodirecto.comYour next step.
Book a 15- or 30-minute call. Tell us what you have built, or what you want to build, and whether you would like a production review.
Pick a day and a time in the calendar. You get the invite by email.