Resume
EDUCATION
CLAUSTHAL UNIVERSITY OF TECHNOLOGY, Clausthal-Zellerfeld
Diploma, Computer Science, Oct. 1993 – Oct. 1998
Diploma thesis in cooperation with Siemens AG, Erlangen
Topic: „Rauschanalyse für Bilder aus dem medizinischen Bereich“
WORK EXPERIENCE
CONTENTSQUARE, Paris / Munich (remote)
Senior Android Software Engineer, Aug. 2022 – present
Mobile Data Collection, SDK development
Contentsquare Android SDK, Kotlin and Java
International project team
STEFAN DIENER SOFTWARE-ENTWICKLUNG, Rosenheim
Founder & Indie App Developer, Apr. 2014 – present
Calories!, MyCalorieApp, Purine!: Concept, design, and implementation of calorie and purine counter apps, MyCalorieApp server application
Android, Google App Engine, Kotlin and Java, more than 1 million downloads
EAD ENERGIEABRECHNUNGSSYSTEME GMBH, Stephanskirchen
Senior Android Engineer, Nov. 2017 – July 2019, Feb. 2020 – July 2022
Technical lead of the mobile app team: Concept, design, and implementation
Android app for energy service providers (heating costs, water consumption, smoke detectors)
Kotlin and Java
SIXDATA GMBH, Prien am Chiemsee
Senior Android Engineer, Aug. 2019 – Jan. 2020
luxData.easyApp: Concept, design, and implementation, Android app for data recording, Kotlin
luxData.mobileApp: Implementation, Android app for field services, C#, Xamarin
KATHREIN-WERKE KG, Rosenheim
Senior Software Engineer Java/Android, Feb. 2005 – Mar. 2014
GPS Azimuth Adjustment Tool: Architecture, design, and implementation, Android app for the alignment of cell phone network antennas
USW 30, USW 800, USW 1000: Design and implementation of PC applications for the management of cable TV / IP-TV head-end systems
Antenna System Manager Pro: Design and implementation of a client/server application, management of cell phone network antennas
R.O.S.E. INFORMATIK GMBH, Heidenheim an der Brenz
Senior Software Engineer Java, Oct. 2001 – Feb. 2005
RODON 2: Concept, design, and implementation of a graphical modelling application for the automotive industry, 2D circuit diagram
ISLP: Design and implementation of a customer specific software module for the interactive generation of electric circuit plans (Volkswagen AG)
Project manager, team of four software engineers
Z/I IMAGING GMBH, Oberkochen
Software Engineer C/C++, Nov. 1998 – Sep. 2001
PHODIS AT and Digital Modular Camera: Implementation of image processing algorithms, design of an image processing application
International project team, U.S. and Germany
PROFESSIONAL SKILLS
Java
Kotlin
Android Development
MVVM, MVI
OOA, OOD, UML
Clean Architecture, Clean Code
Google App Engine, Endpoints
SQL
C / C++
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Agile and SCRUM
Git, GitLab
CI, Jenkins
Static code analysis
Kotlin Coroutines, Flow
TDD, JUnit, Mockito
Gradle, Maven
C#, Xamarin
Eclipse RCP, OSGi
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Languages
German
English
Spanish
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