Software Developer for Microsoft Windows & Office 365 at Communi5 Technologies GmbH (Berlin, Germany)

 Stack Overflow ·  26.03.2020


Communi5 provides state of the art cloud-based communications solutions that enable innovative end customer services ranging from voice, video, instant messaging and collaboration services. 

We are looking for Software Development Engineers (f/m) who have a strong sense of ownership about their work, are eager to learn und strives for finding the best solution for our customers. Your responsibility is to work on the best integration of our Java based desktop app into the Windows ecosystem.

If you:


Feel comfortable to design and code for Windows

Have strong experience of Windows and Microsoft APIs (MAPI, TAPI)

Solid understanding of Outlook extensions (plug-in, APIs)

Have knowledge of Microsoft Graph and Office 365 APIs

Are interested in development of a modern unified communication solution for the cloud (audio/video conferencing, chat)

Love working in a diverse team with different backgrounds and different knowledge levels from seniors and juniors


Nice to have:


Good sense for UX design and usability

Experience in Windows audio and video device interfaces

Experience with the Windows installer system

Use of automated testing, automated deployment pipelines and continuous delivery

Interested in Mac native development? We need that too


We offer:


Work in an international and motivated team.

Flexible working hours.

Working in Berlin, one of the most exciting cities in Europe.




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