let’s dev GmbH & Co. KG - The brand for groundbreaking custom software let’s dev GmbH & Co. KG - The brand for groundbreaking custom software

The brand for groundbreaking
custom software

Pioneering. Experienced. Ever exploring.


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HMI design and Development

let’s dev - The brand for groundbreaking custom software

Human Machine Interface, HMI for short, refers to the part of the machine with which humans can interact. HMIs have existed in this sense for a long time. A steering wheel can also be called a Human Machine Interface, since it is a part of the car with which the driver can interact and thus control the car.

In the industrial environment, HMIs usually take the form of screens that are integrated into the machine or system, but can also function as free-standing devices such as tablets. The user can control and monitor the machine via the HMI. In order to make operation particularly user-friendly, great importance is attached to efficient HMI design.

HMI's are becoming more and more important for the industry, as work can be done more effectively, thus also increasing productivity.

Our UI/UX designers conceptualize user-friendly operating concepts and design appealing interfaces. Together with our customers, we work through our design process. This results in intuitive and attractive user interfaces.

HMI Design and Development in Karlsruhe and Hamburg

Our services
at a glance

We program customized apps and advise our customers on all topics related to app development. Our services are perfectly coordinated and based on experience from national as well as international projects.

We make it simple

Software makes life easier. It makes it easier to organize, communicate, work, sell, entertain. That's exactly what we do at let's dev: We transform complex topics and processes into direct, structured interaction. Because we combine a lot of experience with even more curiosity, we achieve trend-setting and high-quality results. This makes let's dev the brand for groundbreaking custom software.

Contact us!

2 Locations
Karlsruhe & Hamburg


let’s dev GmbH & Co. KG

Alter Schlachthof 33

76131 Karlsruhe

+49 721 26 67 65 0


let’s dev GmbH & Co. KG

Eimsbütteler Chaussee 21

20259 Hamburg

+49 40 60 77 922 0