openpgp: 7E25094870599135A83DD2C6C446E92ECE0D66B2
[www.jankratochvil.net.git] / resume / ResumeJanKratochvil.tex
index 0b1a9dc..ff77e86 100644 (file)
@@ -1,10 +1,10 @@
-% $Id$
-
-
-\documentclass{article}
+\documentclass[a4paper]{article}
 \usepackage[dvipdf]{graphicx}
 \usepackage{multirow}
 \usepackage[colorlinks]{hyperref}
+\usepackage{tabls}
+
+\setlength\extrarulesep{1pt}
 
 \setlength\belowcaptionskip{2pt}
 \newlength{\intertableskip}
   \fi
   \vskip\belowcaptionskip}
 
-% Discard vskips of itemizers.
-\def\itemizel{\itemize
-\setlength\itemsep\z@
-\setlength\@topsep\z@
-\setlength\@topsepadd\z@
-\setlength\parskip\z@
-}
-\def\enditemizel{\enditemize
-\hrule height\z@
-}
-
 \makeatother
 
 \pdfinfo{
 
 \begin{table}[!h]
        \centering
-       \begin{tabular*}{0.49\textwidth}{|@{\extracolsep{\fill}}c@{\extracolsep{\fill}}l@{\extracolsep{\fill}}l@{\extracolsep{\fill}}|}
+       \begin{tabular*}{0.57\textwidth}{|@{\extracolsep{\fill}}c@{\extracolsep{\fill}}l@{\extracolsep{\fill}}l@{\extracolsep{\fill}}|}
                \hline
                \ %
-               {} & Name     & Jan Kratochvil \\
-               {} & English  & technical: fluent, general: communicable\ \ \ \\
-               {} & Born     & 1979 \\
-               {} & Sex      & male \\
-               {} & eMail    & \href{mailto:job@jankratochvil.net}{job@jankratochvil.net} \\
-               {} & Projects & \href{http://www.jankratochvil.net/project/}{http://www.jankratochvil.net/project/} \\
-               {} & Resume   & \href{http://www.jankratochvil.net/resume/}{http://www.jankratochvil.net/resume/} \\
-               {} & OpenPGP  & \href{http://www.jankratochvil.net/pgp-JanKratochvil.txt}{8A48C6AC} \\
+               {} & name                 & Jan Kratochvil \\
+               {} & English              & fluent\ \ \ \\
+               {} & born                 & 1979 \\
+               {} & e-mail               & \href{mailto:job@jankratochvil.net}{job@jankratochvil.net} \\
+               {} & projects before 2005\ \ & \href{https://www.jankratochvil.net/project/}{https://www.jankratochvil.net/project/}\ \ \\
+               {} & resume               & \href{https://www.jankratochvil.net/resume/}{https://www.jankratochvil.net/resume/} \\
+               {} & OpenPGP              & \href{https://www.jankratochvil.net/pgp-JanKratochvil.txt}{1E3AD15E} \\
                \hline
        \end{tabular*}
 \end{table}
 Date & Company & Description \\
 \hline
 
-2006/07-\dots & \href{http://www.redhat.com/}{Red Hat} &
-       \href{https://en.wikipedia.org/wiki/LLDB_(debugger)}{LLDB} development, \href{https://en.wikipedia.org/wiki/Executable_and_Linkable_Format}{ELF}, \href{https://en.wikipedia.org/wiki/DWARF}{DWARF}, \href{https://en.wikipedia.org/wiki/ptrace}{ptrace}, \href{https://en.wikipedia.org/wiki/Call_stack#Unwinding}{unwinding}, \href{https://en.wikipedia.org/wiki/Application_binary_interface}{ABI}, formerly \href{https://en.wikipedia.org/wiki/GNU_Debugger}{GDB} development
+2022-\dots & \href{https://www.azul.com/}{Azyl Systems} &
+       Development of OpenJDK in C++/C/assembler.
        \\
 \hline
 
-2005/04-11 & \href{http://www.valinux.co.jp/}{VA Linux Systems\hfil\newline Japan} &
-       \href{http://www.kernel.org/}{Linux kernel} based development
+2022 & \href{https://www.barclays.co.uk/}{Barclays} &
+       Software development in C++.
        \\
 \hline
 
-2004/01-11 & \href{http://www.sun.com/}{Sun Microsystems} &
-       \href{http://www.sun.com/software/javaenterprisesystem/}{Java Enterprise System}
-                       Quality Assurance (JES~QA), technical lead\hfill\newline
-       JES components compatibility analysis, automation of QA~tasks,
-       JES testing, QA~frameworks pilot deployments,
-       architecture and lead of the team projects, team programming guidelines
-       \\
-\hline
+2006-2021 & \href{https://www.redhat.com/}{Red Hat} &
+       \href{https://en.wikipedia.org/wiki/LLDB_(debugger)}{LLDB} debugger developer and
+       formerly \href{https://en.wikipedia.org/wiki/GNU_Debugger}{GDB} debugger developer.
 
-       \end{tabular*}
-\end{table}
+       \href{https://en.wikipedia.org/wiki/GNU_Debugger}{GDB} developed primarily 2007-2013, 1231 commits:
+               \href{https://github.com/bminor/binutils-gdb/commits?author=jankratochvil}{log}.
 
-\vskip\intertableskip
+       I was GDB maintainer for \href{https://en.wikipedia.org/wiki/Fedora_(operating_system)}{Fedora}\&\href{https://en.wikipedia.org/wiki/Red_Hat_Enterprise_Linux}{RHEL}.
+       Larger features I have implemented: \href{https://en.wikipedia.org/wiki/Position-independent_executable}{PIE} support,
+       DWARF-5 entry values \& tail calls, Fortran modules, DWARF-5 excl. DWO incl.
+       .debug\_names index producer \& consumer excl. namespaces. Implemented in
+       Fedora but never upstreamed: C\&Fortran \href{https://en.wikipedia.org/wiki/Variable-length_array}{VLA}, build-id.
 
-\begin{table}[!h]
-       \centering
-       \caption{Freelance Commercial Projects}
-       \begin{tabular*}{\textwidth}{|l@{\extracolsep{\fill}}p{5.7in}|}
-               \hline
-Date & Description \\
-\hline
+       \href{https://en.wikipedia.org/wiki/LLDB_(debugger)}{LLDB} developed 2017-2021, 159 commits:
+               \href{https://github.com/llvm/llvm-project/commits?author=jankratochvil}{log},
+               \href{https://reviews.llvm.org/p/jankratochvil/}{reviews}.
 
-\hypertarget{mms2}{2005-2006} & \href{http://www.jankratochvil.net/product/mms2/}{MMS2}: Alternative center for cheaper mobile phones multimedia messages (MMS)
+       Developed \href{https://sourceware.org/systemtap/wiki/utrace/tests}{Linux kernel ptrace testsuite} (most of the testcases are mine).
 
-       Web interface was outsourced.
-       Commercial service management held together with JK-Invent.
+       My presentations about \href{https://en.wikipedia.org/wiki/GNU_Debugger}{GDB}:
+               \href{https://www.jankratochvil.net/resume/DeveloperConference2011-debug.pdf}{2011}
+               \href{https://www.jankratochvil.net/resume/gdb2012.pdf}{2012}
+               \href{https://www.jankratochvil.net/resume/devconf2017.pdf}{2017}
 
-       \begin{itemizel}
+       My presentation about \href{https://en.wikipedia.org/wiki/LLDB_(debugger)}{LLDB}:
+               \href{https://www.jankratochvil.net/resume/devconf2019.pdf}{2019}
 
-               \item
-                       Designed to coexist with existing GSM networks service servers
+       My article about \href{https://en.wikipedia.org/wiki/LLVM}{LLVM}/\href{https://en.wikipedia.org/wiki/AddressSanitizer}{Sanitizers}:
+               \href{https://developers.redhat.com/blog/2021/05/05/memory-error-checking-in-c-and-c-comparing-sanitizers-and-valgrind#}{2021}
 
-               \item
-                       MMSE/WAP-Push/web/mail convergency featuring smart transformations
+       My \href{https://en.wikipedia.org/wiki/DWARF}{DWARF} standard
+               clarifications:
+                       \href{http://www.dwarfstd.org/ShowIssue.php?issue=100416.1}{1}
+                       \href{http://www.dwarfstd.org/ShowIssue.php?issue=090321.1}{2}
+                       \href{http://www.dwarfstd.org/ShowIssue.php?issue=161215.3}{3}
+                       \href{http://www.dwarfstd.org/ShowIssue.php?issue=161113.1}{4}
+                       \href{http://www.dwarfstd.org/ShowIssue.php?issue=110926.1}{5}
+                       \href{http://www.dwarfstd.org/ShowIssue.php?issue=100923.1}{6},
+               extensions:
+                       \href{http://www.dwarfstd.org/ShowIssue.php?issue=161102.1}{1},
+                       \href{http://www.dwarfstd.org/ShowIssue.php?issue=170527.1}{2},
+               fix:
+                       \href{http://www.dwarfstd.org/ShowIssue.php?issue=161027.1}{1}.
 
-               \item
-                       Credits charging by ISDN IVR + automatic bank transaction acceptance
+       My \href{https://lab.llvm.org/staging/#/builders/16}{LLDB buildbot}, its \href{https://github.com/llvm/llvm-zorg/commits?author=jankratochvil}{implementation}.
 
-               \item
-                       Completed mobile phones firmware bugs analysis and workarounds
+       Completed \href{https://en.wikipedia.org/wiki/Red_Hat_Certified_Engineer}{RHCE} certificate \href{https://rhtapps.redhat.com/verify?certId=110-518-099}{110-518-099}.
 
-               \item
-                       Free gatewaying program to avoid targetted GSM operators firewalling
-       \end{itemizel}
+       Wrote many bugfixes and bugreports for various components of \href{https://en.wikipedia.org/wiki/Fedora_(operating_system)}{Fedora}
+       \href{https://en.wikipedia.org/wiki/Free_software}{Free} operating system.
        \\
 \hline
 
-2004 & \href{http://www.jankratochvil.net/product/hotelgate/}{HotelGate}: Internet Public Access Gateway
-
-       Plug\&Play TCP/IP for clients, selectively ticketed and/or free access,
-       simplified interface for reception desks, easy management.
-       European facility installations provided by \href{http://www.jklabs.cz/}{JK Labs}.
+2005 & \href{https://www.valinux.co.jp/}{VA Linux Systems\hfil\newline Japan} &
+       \href{https://www.kernel.org/}{Linux kernel} -- first ever Linux kernel relocatability
+       for~\href{https://en.wikipedia.org/wiki/Kdump_(Linux)}{kdump}-alike,\linebreak
+       \href{https://en.wikipedia.org/wiki/Network_File_System}{NFS (Network File System)} server caching
        \\
 \hline
 
-\hypertarget{captive}{2002-2003} & \href{http://www.jankratochvil.net/project/captive/}{Captive}: The first free NTFS read/write filesystem for GNU/Linux
-
-       Featured \href{http://slashdot.org/article.pl?sid=03/12/02/1536227}{on slashdot}.
-
-       Analysis of portions of 80MB+ i386 disassembly dumps of
-       MS-Windows XP kernel and ntfs.sys for the first binary compatible
-       reimplementation of the undocumented XP kernel subsystems.
-
-       Written \href{http://www.jankratochvil.net/project/TraceFS/}{TraceFS}:
-       MS-Windows Kernel API Tracer as native W32 kernel hooking driver for
-       run-time analysis of the NT Cache Manager XP kernel subsystem.
-
-       UNIX userland of Captive provides GnomeVFS interface to the MS-Windows kernel
-       based MS-Windows filesystem isolated by the CORBA/ORBit interface.
+2004 & \href{https://en.wikipedia.org/wiki/Sun_Microsystems}{Sun Microsystems} &
+       \href{https://en.wikipedia.org/wiki/Sun_Java_System}{Sun Java Enterprise System} Quality Assurance (JES~QA), technical lead
        \\
 \hline
 
@@ -168,129 +149,108 @@ Date & Description \\
 
 \vskip\intertableskip
 
-\def\jobscaption{Contractor Jobs}
-\def\jobstabular{|lp{0.7in}@{\extracolsep{\fill}}p{4.95in}|}
-
 \begin{table}[!h]
        \centering
-       \caption{\jobscaption}
-       \begin{tabular*}{\textwidth}{\jobstabular}
+       \caption{Freelance Projects}
+       \begin{tabular*}{\textwidth}{|l@{\extracolsep{\fill}}p{5.7in}|}
                \hline
-Date & Client & Description \\
+Date & Description \\
 \hline
 
-2001-2002 & \href{http://www.atspraha.cz/}{Advanced\newline Telecom\newline Services} &
-       Mobile technologies
+\hypertarget{captive}{2002-2003} & \href{https://www.jankratochvil.net/project/captive/}{Captive}: The first free NTFS read/write filesystem for Linux OS
 
-       \begin{itemizel}
+       Featured \href{https://tech.slashdot.org/story/03/12/02/1536227/using-the-real-ntfssys-driver-under-linux}{on slashdot}.
 
-               \item
-                       MMS framework client and \href{http://www.jankratochvil.net/etmms/}{pilot MMS Center debugging}
-                       via EuroTel GSM operator by technologies GSM~MMS, Perl, XML, SOAP
+       Reverse engineered i386 MS-Windows XP kernel and ntfs.sys for the first
+       binary compatible reimplementation of the undocumented parts of MS-Windows
+       kernel subsystems.
 
-               \item
-                       Multimedia EMS support implemented by \href{http://www.jankratochvil.net/project/gsmperl/}{GSM::SMS patch}
+       Userland part of the project provides \href{https://en.wikipedia.org/wiki/GnomeVFS}{GnomeVFS} interface to the MS-Windows kernel
+       based MS-Windows filesystem isolated by the
+       \href{https://en.wikipedia.org/wiki/Common_Object_Request_Broker_Architecture}{CORBA}/\href{https://en.wikipedia.org/wiki/ORBit}{ORBit}
+       interface.
+
+       For development purposes I implemented also \href{https://www.jankratochvil.net/project/TraceFS/}{TraceFS}:
+       MS-Windows Kernel API Tracer as a~native MS-Windows kernel driver for
+       tracing of the NT Cache Manager.
+       \\
+\hline
 
-               \item
-                       Implementation of protocol BIP (based on Nokia CIMD2 protocol) for GSM
-                       SMS Center direct communication by extending gnokii
-                       (\href{http://www.gnokii.org/}{external link}) for EuroTel GSM operator
-       \end{itemizel}
+\hypertarget{mms2}{2005-2006} & \href{https://www.jankratochvil.net/product/mms2/}{MMS2}: Alternative center for cheaper mobile phones multimedia messages (MMS)
+       \\
+\hline
+
+2004 & \href{https://www.jankratochvil.net/product/hotelgate/}{HotelGate}: Internet gateway for hotel guests
        \\
 \hline
 
        \end{tabular*}
 \end{table}
 
-\pagebreak
+\vskip\intertableskip
 
-\begin{table}[!h]
+\begin{table}[!ht]
        \centering
-       \caption{\jobscaption{ }(continued)}
-       \begin{tabular*}{\textwidth}{\jobstabular}
+       \caption{Contractor Jobs}
+       \begin{tabular*}{\textwidth}{|lp{0.7in}@{\extracolsep{\fill}}p{4.95in}|}
                \hline
 Date & Client & Description \\
 \hline
 
-1999-2000 & \href{http://www.suse.com/}{SuSE} &
-       \href{http://www.jankratochvil.net/project/surprise/}{Partition Surprise}: GPLed Partition Magic clone
-
-       Project was completed as a team work. The code is based on Gnome technologies.
-
-       As one of the subtasks to keep system bootability I implemented
-       \href{http://www.jankratochvil.net/project/int13sniff/}{Int13Sniff}
-       to ease Microsoft boot loaders disassembly across partition modifications.
+2001-2002 & \href{https://www.atspraha.cz/en/}{Advanced\newline Telecom\newline Services} &
+       Early cell phone technologies:
+                       \href{https://en.wikipedia.org/wiki/Multimedia_Messaging_Service}{MMS} framework development incl. \href{https://www.jankratochvil.net/etmms/}{MMS Center debugging}
+                       (written using \href{https://en.wikipedia.org/wiki/Perl}{Perl}, \href{https://en.wikipedia.org/wiki/XML}{XML}, \href{https://en.wikipedia.org/wiki/SOAP}{SOAP}),
+                       Multimedia EMS support (my~\href{https://www.jankratochvil.net/project/gsmperl/}{GSM::SMS patch}),
+                       BIP (Nokia CIMD2 alike) protocol client by extending (\href{https://www.gnokii.org/}{gnokii}).
        \\
 \hline
 
-2001-2002 & \href{http://www.readynote.com/}{ReadyNote} &
-       Mobile technologies for embedded devices
+1999-2000 & \href{https://www.suse.com/}{SuSE} &
+       \href{https://www.jankratochvil.net/project/surprise/}{Partition Surprise}: superseded by \href{https://en.wikipedia.org/wiki/GParted}{GParted}
 
-       \begin{itemizel}
-               \item
-                       Debugged gnokii (\href{http://www.gnokii.org/}{external link})
-                       GSM software modem for Nokia 5190
-
-               \item
-                       Port of gnokii and my
-                       \href{http://www.jankratochvil.net/project/mdsms/}{mdsms} (Mobile Device SMS Tool)
-                       to embedded uClinux (\href{http://www.uclinux.org/}{external link})
-       \end{itemizel}
+       It was implemented by multiple people of our team. For development purposes I~implemented
+       \href{https://www.jankratochvil.net/project/int13sniff/}{Int13Sniff} for bootability troubleshooting.
        \\
 \hline
 
-1999-2003 & \href{http://www.jklabs.cz/}{JKLabs} &
-       System administration of GNU/Linux and FreeBSD, techsupport: GuestNET,
-                       \href{http://www.2m.dk/web/html_version/eclipse/eclipse.html}{Eclipse},
-                       \href{http://www.globaloop.com/}{GlobaLoop},
-                       \href{http://www.antlimited.com/products/fresco.htm}{Fresco}
-
-       Ad hoc technical support challenges such as i386 IRQ redirector,
-       \href{http://www.jankratochvil.net/project/middleman/}{Middleman port} (HTTP proxy ported to FreeBSD) or
-       \href{http://www.jankratochvil.net/project/ssht/}{ssht} (Intranet accessibility by SSH tunnel).
+2001-2002 & \href{https://www.readynote.com/}{ReadyNote} &
+       Early cell phone technologies: debugged \href{https://www.gnokii.org/}{gnokii} GSM software modem, ported \href{https://www.gnokii.org/}{gnokii} and my
+                       \href{https://www.jankratochvil.net/project/mdsms/}{mdsms} to embedded \href{https://en.wikipedia.org/wiki/UClibc}{uClibc}.
        \\
 \hline
 
-2001 & \href{http://www.gtsgroup.cz/}{GTS} &
-       \href{http://www.jankratochvil.net/project/tac_plus/}{tac\_plus auth}: Cisco TACACS+ NAS host based authorization
+1999-2003 & \href{https://jklabs.cz/}{JKLabs} &
+       Support of company systems, hotel installations,
+  technical challenges like an i386 IRQ redirector,
+       \href{https://www.jankratochvil.net/project/middleman/}{Middleman port} (HTTP modifying proxy) or
+       \href{https://www.jankratochvil.net/project/ssht/}{ssht} (SSH tunnel).
        \\
 \hline
 
-1999 & \href{http://www.unicom-prague.cz/}{Unicom} &
-       Technical translations from English
+2001 & \href{https://www.gts.cz/cz-en}{GTS} &
+       \href{https://www.jankratochvil.net/project/tac_plus/}{tac\_plus auth}: Cisco TACACS+ NAS host based authorization
        \\
 \hline
 
-1998-1999 & \href{http://www.geoinvest.cz/}{Geoinvest} &
-       Mobile technologies, embedded devices
-
-       \begin{itemizel}
-               \item
-                       \href{http://www.jankratochvil.net/project/332/}{332}: AmigaOS kernel port to embedded Motorola 68332
-
-               \item
-                       Siemens M1 GSM modem daemon for GPS, client/server setup, remote GSM terminals
-       \end{itemizel}
+1998-1999 & \href{https://www.geoinvest.cz/}{Geoinvest} &
+       Early cell phone technologies -- Siemens M1 GSM modem daemon for GPS,
+       embedded devices -- \href{https://www.jankratochvil.net/project/332/}{332}:
+       \href{https://en.wikipedia.org/wiki/AmigaOS}{AmigaOS} kernel port to embedded \href{https://en.wikipedia.org/wiki/Freescale_683XX}{Motorola 68332}.
        \\
 \hline
 
-1999 & \href{http://www.tencom.cz/}{TENcom\newline Trade} &
-       Mobile technologies
-
-       \begin{itemizel}
-               \item
-                       \href{http://www.jankratochvil.net/project/mdsms/}{MobilDock SMS Tool}:
-                       SMS communication software for Digital UNIX
-       \end{itemizel}
+1999 & \href{https://www.tencom.cz/}{TENcom\newline Trade} &
+  Early cell phone technologies -- \href{https://www.jankratochvil.net/project/mdsms/}{mdsms}:
+       \href{https://en.wikipedia.org/wiki/SMS}{SMS} software for \href{https://en.wikipedia.org/wiki/Digital_UNIX}{Digital UNIX}.
        \\
 \hline
 
-1998 & \href{http://www.elsa-online.org/}{ELSA} &
-       \href{http://www.jankratochvil.net/project/step/}{STEP}:
-       Custom web database application incl. fixes of
-       \href{http://www.jankratochvil.net/project/phphash/}{PHP} and
-       \href{http://www.jankratochvil.net/project/pgsqlsubstr/}{PostgreSQL},\newline\hfil
-       for \href{http://www.elsa-online.org/}{ELSA -- European Law Students' Association}.
+1998 & ELSA &
+       \href{https://www.jankratochvil.net/project/step/}{STEP}:
+       A~web database application. Fixed Free Software
+       \href{https://www.jankratochvil.net/project/phphash/}{PHP} and
+       \href{https://www.jankratochvil.net/project/pgsqlsubstr/}{PostgreSQL}.
        \\
 \hline
 
@@ -299,7 +259,7 @@ Date & Client & Description \\
        \\
 \hline
 
-1993 & \href{http://www.japhila.cz/index_en.htm}{Japhila} &
+1993 & \href{http://www.japhila.cz/}{Japhila} &
        StampMan: Database application (MS-DOS: Pascal, plainTeX)
        \\
 \hline
@@ -307,16 +267,18 @@ Date & Client & Description \\
        \end{tabular*}
 \end{table}
 
+\pagebreak
+
 \begin{table}[!h]
        \centering
        \caption{Awards}
        \begin{tabular*}{\textwidth}{|l@{\extracolsep{\fill}}p{6.15in}|}
                \hline
-               1997 & Bronze medal in the International Olympiad in Informatics, South Africa -- Cape Town \\
-               1997 & 2nd in an MO-P national contest -- mathematics Olympiad, the programming category \\
-               1997 & 1st in the International Competition in Programming \\
-               1996 & 4th in the International Competition in Programming \\
-               1995 & 7th in the Central European Olympiad in Informatics \\
+               1997 & Bronze medal (not 3rd) in International Olympiad in Informatics, South Africa -- Cape Town \\
+               1997 & 2nd in MO-P national contest -- mathematics Olympiad, the programming category \\
+               1997 & 1st in International Competition in Programming \\
+               1996 & 4th in International Competition in Programming \\
+               1995 & 7th in Central European Olympiad in Informatics \\
                \hline
        \end{tabular*}
 \end{table}
@@ -325,31 +287,28 @@ Date & Client & Description \\
 
 \begin{table}[!h]
        \centering
-       \caption{Experience Summary}
+       \caption{Technologies (mostly obsolete in 2021)}
        \begin{tabular*}{\textwidth}{|l@{\extracolsep{\fill}}p{5.10in}|}
                \hline
-               Major Areas         & mobile technologies, filesystems, embedded devices \\
-               Platforms           & GNU/Linux/i386/UNIX/FreeBSD, W32 kernel, Amiga/680x0, MS-DOS,
-                                                                                                                               ZX Spectrum, handheld PC-E500S \\
-               Languages           & C (Gnome/GCC), Perl, bash/awk/sed...,
-                                                                                                                               Java, C++, Pascal, Basic, REXX, S-Lang, Foxplus, Prolog \\
-               Tools/Metalanguages & autoconf, automake, libtool, m4, CVS, gettext, bison, flex, ld~script,
-                                                                                                       gdb~script
-                                                                                                       %, Maple~V
-                                                                                                       \\
-               Assemblers          & i386/x86\_64, Motorola 680x0, Zilog~Z80, Intel 8051, MIPS R2/3000,
-                                                                                                                               (Hitachi SH-8) \\
-               WWW-Related         & HTML/XHTML, CSS, PHP, SQL (PostgreSQL, MySQL), JavaScript, CGI \\
+%              Major Areas         & mobile technologies, filesystems, embedded devices \\
+               Platforms           & Linux OS/i386/FreeBSD, MS-Windows i386 kernel, Amiga/680x0, MS-DOS,
+                                                                                                                               ZX Spectrum, PC-E500S \\
+               Languages           & C++14, C, Perl, Python, bash/awk/sed...,
+                                                                                                                               Java$\le$1.0, Pascal, Basic, REXX, S-Lang, Foxplus, Prolog \\
+               Tools               & GIT, cmake, SVN, autoconf, automake, libtool, m4, CVS, gettext, bison, flex, ld~script \\
+               Assemblers          & i386/x86\_64, briefly aarch64/arm7/s390x/ppc64, Motorola 680x0, Zilog~Z80, Intel 8051, MIPS R2/3000 \\
+               WWW                 & HTML$\le$4.0, CSS, PHP, SQL (PostgreSQL, MySQL), JavaScript, CGI \\
                Documentation       & plainTeX, LaTeX, DocBook, DocBook Lite, XML/NS/Schema,
                                                                                                                                gtk-doc, nroff, pod \\
                Libraries           & Gnome/GTK+/GLib, POSIX/BSD/SysV/threads/sockets, X11, OpenGL, NCurses,
-                                                                                                                               S-Lang, GnomeVFS, libxml, libneon, SVGALib, NIS, Qt,... \\
-               RPC                 & CORBA/ORBit, SOAP, WSDL, Sun~RPC \\
-               Protocols           & GSM SMS/PDU/Nokia~Smart~Messaging/EMS/WAP/WTP/WSP/MMSE/SMIL,\hfill\newline
+                                                                                                                               S-Lang, GnomeVFS, libxml, libneon, SVGALib, NIS, Qt,
+               % RPC
+                                                                                                       CORBA/ORBit, SOAP, WSDL, Sun~RPC \\
+               Protocols/Formats   & GSM SMS/PDU/Nokia~Smart~Messaging/EMS/WAP/WTP/WSP/MMSE/SMIL,\hfill\newline
                                                                                                                                WML/AMR/WSP/AMR, GSM ETSI/3GPP stds, IPv4, HTTP, SMTP\hfill\newline
-                                                                                                                               RFC822/MIME, FTP, SSH, DHCP, POP3, IMAP4, NFS~v2/v3, PPP/LCP/IPCP,... \\
-               Filesystems         & ext2, FAT, AmigaFFS, ISO-9660 \\
-               Certificates        & \href{https://www.redhat.com/wapps/training/certification/verify.html?certNumber=110-518-099}{RHCE 110-518-099} \\
+                                                                                                                               RFC822/MIME, FTP, SSH, DHCP, POP3, IMAP4, NFS~v2/v3, PPP/LCP/IPCP,
+               % Filesystems
+                                                                                                       ext2, FAT, AmigaFFS, ISO-9660 \\
                \hline
        \end{tabular*}
 \end{table}