Profile Holger Arndt
Version 14.08.2016
13 years of experience as data scientist and software
developer
6 years of experience as CTO
Expert for machine learning
Certified Project Management Professional (PMP)
As a freelance project manager and data scientist, I develop solutions for dataintensive problems and provide expert knowledge in machine learning, big data
analytics, artificial intelligence, deep learning and data mining or text mining.
Personal Data
Dipl.-Ing. Holger Arndt, born 23.11.1977
Address: Gabelsbergerstr. 34, 80333 Mnchen, Germany
Phone: +49 176 780 110 10
Email: mail@holger-arndt.com
Homepage: https://www.holger-arndt.com
Xing: https://www.xing.com/profile/Holger_Arndt2
LinkedIn: https://www.linkedin.com/in/holgerarndt
Availability
1-2 days per week, only remote
Expertise
Machine Learning
Artificial neural networks, deep learning, decision trees,
linear/logistic regression, support vector machine (SVM), KNN,
bagging, boosting, random forest
Cluster Analysis
k-means, hierarchical clustering, self-organizing map (SOM),
DBSCAN, t-SNE
Graphical Models
Bayesian networks, nave Bayes, conditional random fields
(CRF), hidden Markov models (HMM), linear algebra, statistics
Text Mining
Named entity recognition, relation extraction, topic models,
semantic web, ontologies, Apache Lucene, Elasticsearch
Optimization Techniques
Simulated annealing, genetic algorithms, ant colony
optimization
Programming Languages
Java, C, C++, C#, .NET, WPF, Matlab, PHP, JavaScript, Perl,
Bash, Basic, Pascal, LaTex
Operation Systems
Windows, Linux, Xen, VMWare, Amazon AWS, VirtualBox
Databases
MySQL, MariaDB, PostgreSQL, Microsoft SQL Server, Oracle,
SQLite, HSQLDB, Derby, MS Access, ORM, Hibernate
Web Technologies
HTML5, CSS3, XML, jQuery, Apache, Tomcat, Jetty, Bootstrap,
REST, SOAP, Axis, AJAX, WordPress, Google Adwords, Google
Analytics, Piwik
Communication Protocols
TCP/IP, EOBD, OBD-II, ISO15765-4 CAN, ISO14229 UDS,
ISO14230-4 KWP2000, ISO9141-2, KWP1281, SAE-J1850, SAEJ2411, RS-232
Project Management
PMP, Scrum, Kanban, Jira, Confluence, Mantis, ZenDesk,
Word, Excel, Powerpoint, Project
Developer Tools
Eclipse, Visual Studio, IntelliJ, PhpStorm, CVS, SVN, Git, Maven,
Selenium
Languages
German (mother tongue), English (professional working
proficiency),
French (elementary proficiency), Italian (elementary
proficiency),
Spanish (elementary proficiency)
Selected Projects
Jun 2010 today autoaid GmbH, Berlin, Germany
Position: CTO
Objective: development of a self-learning vehicle diagnostic
system
Technologies: machine learning, neural networks, text mining,
Elasticsearch, CAN, microcontrollers
Sep 2009 May 2010 autoaid GmbH, Berlin, Germany
Position: technical consultant and software developer
Objective: development of a self-learning vehicle diagnostic
system
Technologies: machine learning, neural networks, text mining
Aug 2008 Nov 2009 Refined Labs GmbH, Mnchen, Germany
Position: Software Engineer Data Analytics
Objective: development of an automatic bid-management
system
Technologies: Java, Linux, MySQL, SVN, machine learning,
optimization techniques
Sep 2007 Aug 2008
Siemens AG, Mnchen, Germany
Position: Data scientist and software developer
Objective: development of a web-based platform for text
analytics
Technologies: named entity recognition, relation extraction,
topic models, Bayesian networks, graphical models
Sep 2006 Aug 2007 Siemens AG, Mnchen, Germany
Position: Data scientist and software developer
Objective: improvement of a web-based analytics and
administration platform for biomedical data
Technologies: web services, Axis, SOAP, Lucene, ontologies
Sep 2005 Aug 2006 Siemens AG, Mnchen, Germany
Position: Data scientist and software developer
Objective: development of a web-based analytics and
administration platform for biomedical data
Technologies: Java, Tomcat, HTML, XML, MySQL, PostgreSQL,
ORM, Hibernate
Jul 2003 Aug 2005
Siemens AG, Mnchen, Germany
Position: Data scientist and software developer
Objective: various projects in the area of computational
neuroscience, implementation of algorithms and visualization
tools
Technologies: Java, Matlab, C, C++, neural networks, machine
learning, clustering
Education
Aug 2016
Project Management Institute (PMI), USA
Certified as Project Management Professional (PMP)
Oct 1998 Jun 2003
Technical University Munich, Germany
Electrical engineering and information technology
Degree: Dipl.-Ing. Univ.
Other
Patents and publication in the area of data analytics
Own software tools for data mining and machine learning
InnoCentive Award in 2008
