Matthias Kaehlcke

About Matthias

Experience

1. S

   Sabbatical Break · Full-time

   • Chief Sabbatical Officer

     Aug 2024 - Present · 1 yr·Barcelona, Catalonia, Spain·Current
2. G

   Google · Full-time

   • Senior Software Engineer - Chrome OS kernel

     Oct 2013 - Jul 2024 · 10 yrs 10 mos·San Francisco Bay Area

     Skills: Linux Kernel · Python · C · Linux · Debugging · Unit Testing · Multithreading · Embedded Linux · ARM · Open Source · Device Drivers · Object Oriented Design · C++ · Git · Rust (Programming Language) · Embedded Systems

3. T

   TomTom

   • Senior Software Developer - Kernel team

     Jun 2010 - Sep 2013 · 3 yrs 4 mos·Amsterdam, North Holland, Netherlands

     Development and maintenance of Linux operating system for TomTom Portable Navigation Devices * Integration of vendor BSPs for ARM SoCs * Adaptation of the Linux kernel to custom boards * Development of Linux device drivers * Troubleshooting Skills: Linux Kernel · C · Linux · Debugging · Multithreading · Embedded Linux · ARM · Open Source · Device Drivers · Object Oriented Design · C++ · Git · Embedded Systems

4. 

   Electronic Engineering Solutions, S.L.

   • Senior System Software Engineer

     Feb 2008 - Jun 2010 · 2 yrs 5 mos

     Design and implementation of firmware for intelligent car park guiding systems (http://www.parkhelp.com/sistemas-parking/empresaindex.php?idsec=49&idm=1&idioma=EN_EN) Design and implementation of firmware for internet based audio player (http://lanmusic.com/) Skills: Design Patterns · Linux Kernel · C · Linux · Debugging · Unit Testing · Multithreading · Embedded Linux · ARM · Open Source · Device Drivers · Object Oriented Design · C++ · Embedded Systems

5. G

   GTD

   • Project Engineer

     May 2006 - Feb 2008 · 1 yr 10 mos

     * Development of a supervision system (Scada) for the control center of the Soyuz launcher * Development of an automatic call distribution system for remote operators of the Guiana Space Center * Development of an Ada code generator for the on-board software of the Vega launcher Skills: Design Patterns · Python · Linux · Debugging · UML · Unit Testing · Open Source · Object Oriented Design · C++

6. T

   Tecsidel

   • Senior Developer

     Apr 2006 - May 2006 · 2 mos

     Development of a toll system Platform: Linux, Windows 2000/XP Technologies: C++, Java, Event Driven Programming (ACE Framework), Cygwin, log4cxx, MS SQL Server, Visual Source Safe, Junit, log4j, UML Skills: Linux

7. H

   Hewlett-Packard (contractor Cap Gemini)

   • Firmware Engineer

     Jun 2005 - Apr 2006 · 11 mos

     Firmware developer for large format printers in Hewlett Packard (employed by Cap Gemini) with a component based object oriented framework. Part of the components run in a real time context. Platforms: Montavista Linux (ARM) / Threadx (MIPS/ARM) Technologies: C++, TCL, XML, UML, Rational Clearcase, Swig, Doxygen, Embedded, Real Time, Multithreading Skills: Design Patterns · C · Linux · Debugging · UML · Unit Testing · Multithreading · Embedded Linux · ARM · Open Source · Device Drivers · Object Oriented Design · C++ · Embedded Systems

8. S

   Slash Solutions

   • Senior Developer

     Mar 2005 - Jun 2005 · 4 mos

     Development of components for a client/server application for analysis of the radio electric spectrum Platform: Linux (server) / Windows (client) Technologies: C++, PostgreSQL, C++ Builder, Threads, Python, CVS, GIS Skills: Linux

9. 

   Globalcom

   • Senior Developer

     Apr 2003 - Mar 2005 · 2 yrs

     Design and implementation of different applications: call handling and tariffication (mission critical, concurrent with network features), call routing in dependency of date, time frame, tariff and destination number, fraud-detection, consolidation of interconnection data, number portability, log consolidation, several smaller utilities. Linux system administration Platform: Linux (Debian, Gentoo, Mandrake, Redhat) Technologies: C++, Oracle, Event Driven Programming (ACE Framework), Multithreading, Network Sockets, Design Patterns, pcre++, log4cplus, wxWidgets, SSL/SMime, Swig, Subversion, CVS, GNU autotools, Python, PHP, Doxygen, Unit test, Apache, Bind, MySQL Skills: Design Patterns · C · Linux · Debugging · Multithreading · Open Source · Object Oriented Design · C++

10. I

    IBM (contractor BTI)

    • Senior Developer

      Jun 2002 - Mar 2003 · 10 mos

      Developing a single sign-on, customizable working environment for corporate customers under Linux. Tutor for the development team in Linux related questions. Linux system administration Platform: Linux (SuSE) Tecnologies: C++, Python, Perl, XML, CVS, OpenLDAP, PAM, GNU autotools, Multithreading, Event Driven Programming (ACE Framework), Network Sockets, Design Patterns, Unit Test Framework CppUtx, VMWare, creation of RPM packages, Xtreme Programming, Doxygen http://www-5.ibm.com/services/es/bis/secure.html Skills: Design Patterns · Python · Linux · Debugging · UML · Unit Testing · Multithreading · Open Source · Object Oriented Design · C++

11. L

    liberinfo

    • Web Developer

      Oct 2001 - Apr 2002 · 7 mos

      Customization of a Postnuke-based web Platform: Linux / Unix Technologies: PHP, MySQL, Apache, CVS, Postnuke http://liberinfo.net Skills: Linux · Open Source

12. R

    ra/con

    • Senior Developer

      Feb 2001 - Aug 2001 · 7 mos

      Development of a concurrent application of matrix transformation for statistical use Platform: Linux Technologies: C/C++, library Lapack(++), CVS Skills: C · Linux · Debugging · Multithreading · Open Source · Object Oriented Design · C++

13. I

    Imbus

    • Programmer

      Dec 1995 - May 2000 · 4 yrs 6 mos

      Developing an application for the maintenance and initialization of GSM base stations Platform: Windows 9x/NT Technologies: Visual C/C++, MFC, Lex and Yacc, StarTeam VCS, GSM Skills: C · Debugging · Object Oriented Design · C++

Education

1. L
   Linux Professional InstituteLPIC2, Linux System Administration2005 - 2006

   Activities and societies: Certification Linux Professional Institute (LPI) Level 2 (http://lpi.org/en/lpic.html) Skills: Linux · Open Source

2. S
   SUN MicrosystemsSCJP 1.5, Java2005 - 2006

   Activities and societies: Sun Certified Programmer for the Java 2 Platform, Standard Edition 5.0

3. N
   NovellData Center Technical Specialist, Linux System Administration2004 - 2005
4. N
   NovellNovell Certified Linux Administrator, Linux System Administration2004 - 2005
5. L
   Linux Professional InstituteLPIC1, Linux System Administration

Skills