about ekke

ekke very young

some time ago…

ekke lives in the south of germany working as an Independent Software Architect.
ekke survived many technologies since more then 40 years of development in the domain of business solutions:
starting with Assembler, Cobol, Pascal, 4GL,…  since 2000 working with Java and Domain-Specific-Languages (DSL), since 2012 focused on C++ / Qt / QML / Cascades …

ekke is currently working on mobile Business Applications for Android / iOS. ekke has experiences with

  • Android
  • BlackBerry 10 (native apps using Cascades)
  • Qt for Mobile (Android, iOS)
  • Technology around
    • IoT: NFC, Bluetooth LE, iBeacon, MQTT, …
    • Location Based Services (LBS): GPS, Geofencing, Beacons

From 2010 ekke was developing mobile apps for BlackBerry OS6 / OS7 (Micro Java based)

From 2013 ekke’s development was mainly focused on the BlackBerry 10 (BB 10) platform:

  • native BlackBerry 10
    • Cascades UI Framework
    • C++, Qt 4.8
    • QML

As BlackBerry dropped BB 10, ekke started developing with Qt 5.6 for crossplatform development:

  • native Android and iOS Apps
    • C++ / Qt 5.6 / QML started in 2016 using QtQuickControls2 from the beginning
    • 2023 ekke is using C++ / Qt 6.5+ / QML

more on Qt 5 development: appbus.org

more on Qt 6 development: ekkes-apps.org

ekke is developing high-quality mobile apps: – many of them are running hidden at customer site managed by MDM systems. Some you’ll find in the stores: search for ekkescorner.

  • ekke is  BlackBerry Certified Builder for Native Application Development


ekke is member of ….

BlackBerry Elite


ekke believes into OpenSource: his work couldn’t be possible without Open Source and great communities around the world. So core parts from last projects will also become Open Source (EPL).

ekkes repositories at Github.

ekke was  Committer at Eclipse Riena

ekke developed free mobile applications for developer conferences

ekke developed the official BlackBerry Jam Asia App (Hong Kong 2013)

more about ekkes mobile apps and mobile development:

ekke is Speaker at national and international conferences:

  • Qt World Summit conferences
  • EclipseCon (US and Europe)
  • BlackBerry Live / BBJam (America and Europe)
  • JAX, W-JAX
  • OOP
  • MobileTechCon
  • Mobile Developer Conference
  • M-Days
  • Eclipse Days, Eclipse Democamps

ekke writes articles and series for german magazines like

  • Eclipse Magazin
  • Mobile Technology Magazin
  • MobileDeveloper Magazin
  • Heise Online
  • JAX Center

You need trainings ?

What has ekke done before focussing on mobile app development:

architect of german Businessapplications, per ex. ERP solution for companies of waste + recycling:

  • Server: OSGI (Equinox), Eclipse Riena, EclipseLink (JPA), BusinessRulesEngine Drools, BIRT Reporting, …
  • Rich Clients: OSGI (Equinox), Eclipse RCP, Eclipse Riena, redView
  • Web Clients: Eclipse Riena + Eclipse RAP + Vaadin-based Webportal
  • Model-Driven: Eclipse Modeling (EMF, MWE, Xtend/Xpand, Xtext)
  • Mobile Clients: BlackBerry native Java Clients + Android 4.0 Java Clients + BlackBerry 10 (Cascades / C++) Tablet- and Smartphone Clients
  • PushServices (BlackBerry, Google, …) and Streaming (WebSockets)
  • Maps and LocationBasedServices (LBS)

the beach of loutro

If there’s some time 😉 ekke likes:

  • travelling as backpacker to the island of crete
  • making photos of nature and kids
  • reading books, listening music…
  • and of course spend time with his kids and grand children