Your application.

Live in 14 days.

Most agencies bill by the hour. We don't. Fixed price, fixed deadline, and a guarantee that it works.

Trusted by
We don't build prototypes.
We build proof.
1440 px499 pxscope_lockfixed_scope / day_01architecturesystem_design / day_02data_modelschema_first / day_03api_buildendpoints / day_05ui_rendercomponents / day_08qa_verifytested / day_12go_livedeployed / day_14your_application — v1.0.0 — live_in_14_days
The problem

Most projects fail because they skip real user validation before investing serious money.

Months in. Zero traction.

You have polished wireframes, meeting notes, and a burning budget—but nothing a real user has actually touched.

The board wants proof.

You believe in the idea, but belief isn't ROI. Without validated user data, every budget request is an expensive gamble.

Top talent is checking out.

Great engineers want to ship, not spin in circles. Every month stuck in development pushes your best people closer to the exit.

Competitors are testing.

While you debate feature scope, someone else is putting a working product in front of your customers. The market won't wait.

Your guarantees

What If You Could Know in 14 Days?

14 Days, Not Months

Go from untested idea to functional prototype built for real user testing — while traditional projects are still writing requirements.

Fixed Price Guarantee

No scope creep, no surprise invoices. Your price is locked before we write a single line of code. Extra time? We cover it.

30 Days Bug-Free

After launch, we guarantee the work. Any bugs found within 30 days are fixed at no extra cost. You ship with confidence, not crossed fingers.

Stop burning budget on assumptions. Get a working prototype your users can test — in 14 days, at a price locked before we write a line of code.

Real projects. Real results.

Nieuwestroom needed a foundation that could scale without becoming a bottleneck. In four weeks, we built the backbone for secure, event-driven growth.
Nieuwestroom platform

Momentum comes from clarity. The right scope creates focus, speed, and a clear way forward

We embed directly into your core team to accelerate complex product roadmaps. At Vattenfall, we helped compress a multi-year delivery timeline into months, building critical pipelines.
Vattenfall Customer Portal
Roberto Heckers

Roberto Heckers

Former high executive
at one of our clients

We've worked closely with Cermus both in enterprise environments and on complex product initiatives. Their team combines exceptional engineering depth with clear, confident communication. With a broad skill set and a decisive, can-do mindset, Cermus tackles even the most complex challenges with focus and reliability.

See what we build
So,ready to work together? So,ready to work together? So,ready to work together?
So,ready to work together?

Wherever you are in the process,
we're here to support you.