Christian Herta

Search Engine Technology - Information Retrieval
Project Management
Machine Learning and Artifical Intelligence
Data Analysis, Data Mining
Software Architecture
Text and Web Mining Distributed Systems and Web Technologies
Software Development
Databases
Teaching

• Leaddeveloper, teamleader and project manager
  4 year
• System Architeture, Concept Development, etc.
  3 year
• Software development (C/C++, Java, Perl, Fortran, etc.)
  10 years
• Specification, modelling (UML, ERM), softwaretests, object oriented analysis/design (OOA, OOD)
  4 years
• Software documentation
  4 years
• (Customer requirement) specification - software contracts
  3 years
• Algorithms
  8 years
• Foundation of the company KI-Team.
  some years
• Lecturer at the universities of applied scienes: FHTW Berlin and TFH Berlin:
  • information systems
  • search technology and information retrieval
  • introduction into informatics (in german) (3 semesters)
  • introduction into programming: java (online)-course (2 semesters)
• Physical simulation und numerics
  6 years
• Measuring technique
  1 year

• Diplom in physics (equivalent to a master degree) at the University Würzburg
• PhD in physics at the University Lübeck with research activities in Grenoble (ESRF) and Hamburg (Desy/Hasylab)
• Distance learning: medical physics and technology; focus: image processing

• Assistent director of the department of research and development; neofonie GmbH: about 30 colleagues in the department
  • Project management
  • Proposals for many rearch projects
  • Lead of the Research Project Onyx (Ontology Learning from web documents), Scientific lead, Concepts (12 person years)
  • Different roles in the Scrum Process: Project Owner, Scrum Master
  • Support (offers and concepts) for the Sales Department (nachrichten.de, findocs, etc.)
  2,5 years
• Leaddeveloper and project manager at the department of research and development; neofonie GmbH: search engine technology and information retrieval
  • Project management und development of a distributed search engine (architecture and design)
  • Relevance rankings
  • Support and project management of the application of search engine technology for cutomers (BMW, Polixea etc.).
  1 year
• Development of a software for the automatic classification of airborne laserscan data (pdf-leaflet): preprocessing - classification with a hierarchical structure of customized neural networks (shared weights to take advantage of the invariance) software project with about 50.000 line of code in C/C++; in commerical use; developed together with my business partner Prof. Dr. Felix Gers
  2 years
  
• Development of a machine learning library in C/C++ (neural networks, support vector machines, evolutionary algorithms);
  internal project of my company KI-Team. Together with my business partner Prof. Dr. Felix Gers
  some years
• Development of a image processing software (in C/C++) for the automatic detection of particles - filter, segmentation (for the company Apsys (now rapidID));
  1 month: complete developed by myself according to the requirements of the client.
• Scientific Software Developer at the company mantik bioinformatics: Development of a software for de novo drug design; evolutionary algorithms and neural networks (in C/C++)
  1 year
• Development of a webbased contact manager (PostgreSQL, Perl (DBI, CGI), Apache, HTML)
  >4 month.
• Development of a software (C/C++) for the calculation of molecular descriptors; prediction of the logP; neural networks and Support Vector Machines in combination with evolutionary algorithms
  some month
• Development of software for the simulanous fit of multiple nuclear forward scattering spectra (during my PhD thesis)
  2 years
• Customization of quantum mechanical simulation software (during my PhD thesis)
  some months
• Use of Independent Component Analysis for (neuron) spike sorting; in cooperation with the neurobiology of the Freie Universität Berlin
  some months
• Statistical data analysis of genes and and other features for a heart diseases study (R [S, S-plus]); in cooperation with the University of Glasgow - Division of Cardiovascular and Medical Sciences.
  about 1. month
• Development of a software for the measurement and control (RS232, GPIB) of physical experiments (during my Diplom thesis)
  some month

• Softwaredevelopment:
  • Programming languages: C/C++, Java, Fortran, Perl, Unix shell scripts, Python, PHP, Pascal, Matlab/Oktave, S(R, S-Plus), Assembler
  • Software Architecture - Architecture Pattern
  • Design Patterns, OOA, OOD, OOP, OOM, UML 2.0 .
  • Refactoring, Architecture Reconstruction
  • Libraries: STL, Lucene (Solr, Nutch, Hadoop), CppUnit, log4cplus, OpenGL, ODE (Game Physik Engine), numerical recipes, libtiff, Qt, wxWidgets, blas/lapack
• Project management, Leaddeveloper, Scrum-Master
• Operating systems: Linux/UNIX, Windows
• Networking: TCP/IP, NFS, NIS, Samba, Apache, J2EE, EJB, JBoss, Corba, Tomcat
• Databases, SQL , PostgreSQL, MySQL, ERM
• XML(Schema, XPath, Namespaces, XQuery, XSLT etc.), OWL - RDF(Resource Description Framework), HTML
• Tools: CVS, Subversion (SVN), GDB, Valgrind, Efence, Gprof, Make, GNU-Tools, Automake, Autoconf, Libtools, Jira, (X)Emacs, MS.netStudio, Latex, Office, Enterprise Architect, Poseidon, Umbrello, Doxygen, Bugzilla
• Game Physik: ODE
• Microcontroller (Motorola HC12)