Responsible AI in every projectAI-native software delivery

Get more and better softwarefor less moneywith AI.

The price of a line of code has collapsed. We apply AI responsibly to everything we build — moving mountains of work that simply did not pay off before. Small and large improvements to your (legacy) software, in days instead of months.

up to 60%
LOWER BUILD COST
3–5×
FASTER TO LIVE
since 2015
CRAFT FROM ALKMAAR
OUTPUT / COSTS
More for less
with AI
output ↑
costs → flat
portal
workflow
integration
3–5×
MORE OUTPUT / EURO
01 — What changed

The value of a line of code has collapsed.

What used to take a team months, we now generate and refine in days. Not by shouting, but by applying AI in the right places — with experienced people at the wheel. The result: work that did not pay off before now does.

BUILD01/03
Custom app
OLD
6 mo · 8 devs
ZEN
2–3 wks · team + AI
RENEW02/03
Modernise legacy
OLD
One big project
ZEN
Step by step
REFINE03/03
Small improvement
OLD
On the backlog
ZEN
Live this sprint
Built on
Proven technology, responsibly applied.
Google CloudAWSReactPythonTerraformPostgreSQLNew RelicGoogle CloudAWSReactPythonTerraformPostgreSQLNew Relic
02 — Pace

From idea to working software.

Drag the timeline — the old pace versus today.

OLD PACEWITH AI
← sleep →
Hour 0
OLD
Write the RFP
ZEN
Idea → first prompt
Hour 4
OLD
Vendor selection
ZEN
Data model + API live
Day 1
OLD
Kickoff scheduled (Q3)
ZEN
First working screens
Day 3
OLD
Requirements v0.3
ZEN
Test with real users
Week 1
OLD
Architecture review
ZEN
In production, monitored
Month 3
OLD
Maybe a staging env
ZEN
V3, based on usage
03 — Responsible

AI with a hand on the wheel.

We use AI the way it should be used: to accelerate, not replace. Every generated line passes an experienced engineer, your data stays yours and your software stays yours — no lock-in, no black box.

  • Senior review on every commit — AI accelerates, humans stay accountable.
  • Works with your existing systems, not against them.
  • Your data and code stay yours. EU, GDPR-ready, no hostage-taking.
  • Measurable results: you see in black and white what can be faster and cheaper.
Book a discovery call
PULL REQUEST · #482
● checks passed
pages/orders/[id].tsxAI-gen
components/PhotoUpload.tsxAI-gen
api/orders/close.tssenior review
prisma/schema.prismaAI-gen
Approved by an engineer
human decides · AI accelerates · you remain in control
04 — Try it

Type what you need.

Not a marketing reel. Try it yourself.

zen.dev · prompt-to-app
● live
$
try

Press enter. The AI proposes a stack and scaffolds the first version.

06 — Services

Three ways to work with us.

01
Improve & modernise

Small and large improvements to your existing (legacy) systems. We build the new version next to the old and migrate step by step — no big bang.

RENEW WITH US
02
Build new with AI

From idea to working software in days. Custom apps, portals and workflows — built responsibly with AI, by an experienced team.

START A PROJECT
03
Measure productivity

With Agile Analytics we make the acceleration visible and provable. Data-driven, not gut feeling.

MEASURE YOUR TEAM
07 — Questions

What customers ask.

For 80% of business software, no longer. CRUD apps, portals, dashboards, workflows — we generate those in days. For the 20% that's genuinely complex, you still need experienced engineers. We do both.

Talk to us.

A discovery call is free. You'll know within 30 minutes if there's a fit — and what AI can mean for your software.

Book a call Or call: +31 72 202 93 44