Johannes Dörr

Inhaber, Founder/Developer, All Buttons Pressed UG (haftungsbeschränkt)

Hamburg, Germany

Skills

Objective-C
Swift
User Experience
Python
docker
Django
Software Development
Web Development
Mobile Applications
Core MIDI
Audio
Core Audio
Interaction Design
Cython
NumPy
SymPy
C/C++
HTML5
CSS3
JavaScript
Java
Git
Mercurial
PHP
SaaS
Statistics
Start-ups
Entrepreneurship
Linux
Mac OS
Usability
Apple
Anwendungssoftware
Adobe Creative Suite
Corporate Design
React.js
Core Data
Elasticsearch
iOS
Augmented reality
Maschinelles Lernen
Maschinelles Sehen

Timeline

Professional experience for Johannes Dörr

  • Current 4 years and 10 months, since Jan 2019

    Co-Founder

    locandis GmbH

  • Current 8 years and 5 months, since Jun 2015

    Co-Founder

    SeFiBo GmbH

    Front- und Backend Development, User Experience, Design

  • Current 10 years and 11 months, since Dec 2012

    Owner/Consultant

    Dörr Consulting

    Consulting and contract development around Python, Django, Objective-C (iOS), HTML5, JavaScript and many other technologies (see my skill profile).

  • Current 11 years and 7 months, since Apr 2012

    Founder/Developer

    All Buttons Pressed UG (haftungsbeschränkt)

    Consulting and contract development around Objective-C/Swift, Python, Django, App Engine, Android, Bitcoin, and many other technologies (see my skill profile).

  • Current 12 years and 7 months, since Apr 2011

    Founder/Developer

    pentotype

    Creating pentotype, a software that makes wireframing as easy as on paper.

  • 6 years and 3 months, Jan 2003 - Mar 2009

    Web Developer

    System + Software

Educational background for Johannes Dörr

  • 5 years and 8 months, Oct 2005 - May 2011

    Physik

    Uni Göttingen

    Computer Vision

Languages

  • German

    First language

  • English

    Fluent

Interests

Image Recognition/Computer Vision
Audio processing
Music
Keyboards
Design

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