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flaschenpost Order Picking App

Launched to end the hassle of carrying beverage crates, flaschenpost has been revolutionizing the beverage industry since 2016. Order conveniently from home and have it delivered to your door within 120 minutes. That's the ambitious promise of flaschenpost.
Starting in Münster, flaschenpost now delivers more than 7,000,000 orders annually to over 30 locations with up to 150 vehicles per location. We accompanied the driver app team for part of their journey in the following areas.

  • Xamarin.Forms development
  • ASP.NET Core Backend Development
  • Connection of Bluetooth (LE) peripheral devices
  • Real-time messaging with SignalR

Using Technology Efficiently in the Warehouse

For flaschenpost, we developed two apps to support and improve warehouse processes with modern technology. In line with flaschenpost's tech stack, we implemented the apps using Xamarin.Forms.

The order picking app for very small Android devices brings picking tasks directly to the picker's forearm.

With the warehouse app, the warehouse management software is supplemented by a mobile client, allowing numerous warehouse management activities to be recorded on-site.

Reducing Errors and Their Impact, Eliminating Bottlenecks

From the moment an order is received, things have to move quickly to keep the "delivery within 120 minutes" promise. Therefore, the error rate and the impact of errors must be kept as low as possible, and the workload must be well-distributed.

With the goal of reducing the impact of picking errors and eliminating specific bottlenecks, our first task was to develop an Android app with the flaschenpost team for a new picking process supported by state-of-the-art tools.

Within the first few weeks of the project, we were able to launch the new process in one of the flaschenpost warehouses. The implementation of the new process was a complete success. Since the app's introduction, well over 10 million items have been picked.

Screenshot of the flaschenpost warehouse app on a Zebra handheld

The Key to Unlocking New Possibilities

After the picking app proved itself in live operation in several warehouses, the foundation was laid for many other applications.

In the spring of 2020, the COVID-19 pandemic began, and public life in Germany was reduced to a minimum. This also meant that people avoided going shopping frequently. flaschenpost recognized this problem and decided to expand its product range to include several hundred everyday items. The existing picking equipment made it possible to implement the new requirements and picking processes in the shortest possible time.

The picking of the most frequently ordered items was also significantly improved. With the picking app, expensive hardware that was sometimes complex to maintain could be eliminated. The picking process created by the new application also became much more flexible and scalable.

More Than Just Picking

The picking app made the advantages of a mobile platform for daily warehouse use cases clear, so the decision was made to support further warehouse processes with mobile devices. This resulted in the app with the project name "Warehouse App."

The Warehouse App is intended to be the perfect supplement to stationary warehouse management software for all processes that can be significantly simplified by a mobile client. Unlike the picking app, the Warehouse App runs on a standard-sized smartphone with an integrated barcode scanner. This provides much more screen space for displaying functions, and the range of applications is much broader.

This Xamarin.Forms app also communicates with REST interfaces, as well as with a real-time messaging service and a BPMN-based process engine. The real-time messaging service makes it possible to send messages specifically to different participants in the warehouse. This ensures that individual users are always informed about the current situation in the warehouse and are immediately notified of new urgent tasks (according to their role in the warehouse, e.g., shift supervisor, picker, etc.).

Similar to the picking app, the Warehouse App lays a solid foundation for supporting many other processes electronically and, above all, on the go.

Screenshot of the flaschenpost picking app on a Symbol device
Portrait of Aron Spohr, CTO flaschenpost SE
»Cayas Software is an excellent team! I personally enjoyed the energy and professional support that the entire team gave us during the project.«
Aron Spohr CTO flaschenpost SE
The Cayas Software team in a meeting, ready to make your warehouse logistics project a success too.

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