February 2019 – Now

Tech Lead Mobile / Ecosia GmbH

February 2018 – January 2019

Freelance Native App Developer / Digital Nomad

November 2015 – January 2018

Team Lead Native App Development iOS / Android
CHECK24 Vergleichsportal GmbH
Munich, Germany:
Technical Lead of Native App Team (iOS / Android) since April 2016
Development in Swift and Java, Setup Bamboo CI, Creation and Optimization of Workflows
Managing in-House Projects in areas of Insurances and Finance

April 2011 – September 2015

Software Engineer iOS SinnerSchrader Mobile GmbH
Berlin, Germany:
iOS Development in Objective-C and Swift
Customer and in-House Projects with focus on Performance and Quality
Expertise in XCode, Git, CocoaTouch Frameworks
Agile Software Development with methods of Scrum and Kanban
Quality assurance including UnitTests, Jenkins CI Server and Integration Tests, Code Coverage

April 2009 – March 2011

Working Student BerlinOnline Stadtportal GmbH & Co KG
Berlin, Germany: /
First-Level IT Support, CMS (Imperia 7), Web Development
Mobile Development (iOS)

November 2008 – March 2009

Web-Worker Internship F+U International Academy
Puerto de la Cruz, Tenerife, Spain:
Web development in PHP, Content-Management, Design, Editing, Website Relaunch

April 2008 – October 2008

Student Assistant at HTW Berlin
Programming of ImageSorter in JAVA (image-sorting program)

April 2008 – April 2009

Student Project “pixolu” (sold to pixolution GmbH)
Rich Internet Application for visual image search system in ActionScript3
Presentation at Photokina 2008 Cologne with high resonance

September 2007 – March 2008

Tutor at HTW Berlin
Support lessons in Mathematics and Computer Systems

2005 – 2006

Mandatory Military Service in the German Air force
(Rostock-Laage Airport)
AIS (Aeronautical Information Service)


October 2010 –  September 2015

Freie Universität Berlin / Humboldt Universität Berlin
B.S. in Bioinformatics (2015)
Courses in Biophysics from 2010 – 2012
Courses in Bioinformatics from 2012 – 2015
An interdisciplinary program with focus on both, biology and computer science including Biostatistics, Genomics, Biochemistry, Concurrent  Programming, Biological Algorithms

October 2006 – March 2010

HTW (University of Applied Sciences) Berlin
B.S. in Computer Science and International Media Studies (2010)
A unique interdisciplinary program, taught in both English and German, with an internship abroad, and a focus on computer programming related to media content

1997 – 2005

Katharina-von-Hagenow Gymnasium, Barth (West-Pommerania)
University Entrance Diploma with written exams in:
English (A), Mathematics (A+), Physics  (A+)


July 2005

Prize for best school GPA in 2005
Awarded by Katharina-von-Hagenow-Gymnasium, Barth



Near-native English, Advanced Spanish, Basic French

Information Technology

Extensive experience in development with Objective-C, Swift, C++, iOS SDK (UIKit, CoreFoundation, CoreData, WatchKit, GCD, MapKit, iBeacon, HealthKit)
Software/Tools/Methods expertise in XCode, Git, JIRA, Confluence, Jenkins CI, Stash, SCRUM, Kanban, MVC
Profound knowledge in Web and Databases-Technologies
(JAVA, HTML, CSS, JavaScript, MySQL, Apache, REST)
Insights in scientific/concurrent Computing Mechanisms in C++ and R (Threads, Locks, Synchronization, Distributed/Shared Memory, Map/Reduce, Cuda, Hadoop)


Soccer (member of team since1997)
interest in issues of social media, mobile computing, biotechnology, cultural science, politics, globalization and current affairs