We build great

Every software inspires

Your way to happiness

You & slashwhy:
a perfect match

Let us realize great software together, which inspires:
Through an extraordinary user experience based on trendsetting technologies.

Profound understanding for the Why

Diverse perspectives and competencies help us develop the best possible solution in cross functional and agile teams - with the purpose, the users and our common product vision as our focus.

Customized software

From the idea to the vision, all the way to the market maturity and well beyond: we guide you completely from the development of digital products and business models and create values together.
Kim-Nadine Meyer
PO & IT Business Partner at GRIMME
„As individual and customer-oriented as our company is in the field of agricultural machinery technology, we have come to know slashwhy as individual and user-centered in the field of software development.”
Kim-Nadine MeyerPO & IT Business Partner at GRIMME
Axel Schröder
Director Advanced Engineering bei CLAAS E-Systems
„The major benefit of the solution developed with slashwhy is that we can run the further development of the series products in parallel with the new development projects.”
Axel SchröderDirector Advanced Engineering bei CLAAS E-Systems
Henrieke Otte
Product Owner at 365FarmNet
„slashwhy first supported us in the frontend area and then gradually evolved into a fullstack partner that implements subprojects autonomously for us”
Henrieke OtteProduct Owner at 365FarmNet
Tobias Lange
Project Manager at Hörmann
„We can save a successful operation within the application and reuse the template to install the same doors espacially with large construction projects. This is clearly a benefit and a huge value of the app.”
Tobias LangeProject Manager at Hörmann
Ralf Schulz
CFO at Höfelmeyer
„Scrum or even other agile management methods that we learned about with the development of IRIS were completely new experiences for us. These are now applied even as far as to strategy development.”
Ralf SchulzCFO at Höfelmeyer
Jonas Häntzschel
Product Owner at Höfelmeyer
„I am enthusiastic about the daily cooperation with the team from slashwhy, which works vigorously. Also it is great that we get the possibility to help our customers to get better, more efficiently and more sustainably within their production.”
Jonas HäntzschelProduct Owner at Höfelmeyer
Tobias Lange
Project Manager at Hörmann
„Because of the agile project with slashwhy, the guidlines for project management at Hörmann were extended that we not only have the classic phase plan, but also use hybrid and agile approches now.”
Tobias LangeProject Manager at Hörmann
Viktor Rempe
Technical Leader at Höfelmeyer
„Thanks to IRIS I can save money as a customer from Höfelmeyer: by reducing the loss of raw materials, by making an easier process because I digitize them and save time, but also because I get final evaluations from the software.”
Viktor RempeTechnical Leader at Höfelmeyer
Oliver Kortekamp
Team Leader & Product Owner at OASE
„We are the innovative and reliable market leader in our industries. Controlling our products with the app and creating a whole new user experience is a great challenge for the team and is also a lot of fun.”
Oliver KortekampTeam Leader & Product Owner at OASE
Oliver Kortekamp
Team Leader & Product Owner at OASE
„It is very important for us to have an intuitive operation using a modern UI. Our customers should not be annoyed with the technologie, they should have fun with the products and the application.”
Oliver KortekampTeam Leader & Product Owner at OASE

Partnership eye to eye

We will grow together: as a long term companions, we not only create one-of-a-kind solutions, but also generate impact as that goes beyond the project itself.

Our happy customers

Looking for answers?

Our website explains who we are, but get to know us yourself: contact our team directly with your questions. We are looking forward to hearing from you!


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Fresh wind for digitalization: trendsetting software solutions, developed at our location in Hamburg.

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