Curriculum Vitae of Johann Botha

Mr. Johannes Lodewicus Botha

Amobia Communications (Pty) Ltd.

$Id: joecv.xml,v 2.1 2003/06/10 09:12:33 joe Exp $

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Table of Contents

Personal Details
Language Proficiency
Key Skills
Unix/OS Skills
Software Development Skills
Networking and ISP Industry Skills
Work Experience
Professional Education
Academic Background
Tertiary Education
Free Software and Non-Profit Projects
Current Interests and Research


Johann has a wide range of experience in the Information and Communications Technology industry. Motivated and independently thinking. First-class analytical, design and problem solving skills. Full of energy and charisma yet diplomatic and professional. Versatile with a good sense of humour. Successful three-year track record in running small businesses.

Personal Details

Table 1. Contact Details

Land Line Number+27 21 686 1674
Mobile Number+27 ..removed..

Table 2. Street Address

9 Kinnaird Court
33 Main Street
Cape Town

Table 3. Postal Address

P.O. Box 23618
Cape Town

Table 4. Summary of Personal Information

Date of Birth4 July 1977
CitizenshipRepublic of South Africa
Place of BirthPretoria, South Africa
Marital StatusSingle
Vehicle LicenseYes

Language Proficiency

Table 5. Summary of Language Skills

EnglishSpeak / Read / Write (Excellent)
AfrikaansSpeak / Read / Write (Excellent)


Key Skills

  • Unix Systems Administration
  • Network Design and Management
  • Web-based Database-driven Systems Design and Development
  • Directory Services (LDAP)

Unix/OS Skills

  • GNU/Linux since February 1997, kernel 2.0.17
  • FreeBSD since August 1999, ver3.2
  • OpenBSD since October 1999, ver2.5
  • Solaris since April 2000
  • Cisco IOS since July 2000, ver11+
  • AIX, HP-UX, BeOS, OS/2

Software Development Skills

  • PHP, Perl, C, sh, PLPgSQL, sed, awk, GNU Make
  • Relational Databases, PostgreSQL, MySQL
  • PKI Crypto, GnuPG, OpenSSL, X.509 CA
  • Version Control, CVS

Networking and ISP Industry Skills

  • Cisco platform experience: 800, 1600, 1700, 2500, 2600, 2900, 4500 series
  • Lucent PM2 series Network Access Devices with Radius Authentication
  • Firewalls/NAT and Security, IPFW, IPF, IPTables, IPChains
  • General IP Routing, BGP4, OSPF, GRE Tunnels
  • DNS Management Systems, based on djbDNS and OpenLDAP
  • Mail Servers, Qmail-LDAP, Exim
  • Web Servers, Apache-ssl, Publicfile
  • IP Space Planning and Migration
  • IP Accounting, Graphing and Statistics
  • FTP, HTTP Proxy, NTP, NFS, LDAP and Public Key Servers
  • Radius, Kerberos, SASL
  • Quality of Service: Cisco, Linux, FreeBSD


  • Lecturing Technical Training Courses
  • Touch Type 55wpm on the DVORAK Keyboard Layout


I have been running businesses since the age of 21. I am an entrepreneur and an innovative thinker. One of my passions is the study of brands, their evolution and the power they have in the mind of the customer. One of my personal goals is to see a brand I created grow to become a household name. My current list of successful brands include, Frogfoot, Blio, Amobia, Netphibious and MetaMera.

Work Experience

  • June 2003 to Current :: Amobia Communications

    Cape Town : Co-Founder, Director

    Joint venture providing Wireless Internet Access services. Primary role as software architect and developer of Amobia's service framework technologies including, X.509 Authentication, Web Portal and ISP Value Added Service management systems.

  • May 2001 to Current :: Blio Corporation

    Cape Town : Co-Founder, Director

    Formed an Embedded Systems Company called the Blio Corporation which is currently in the development phase of a product range of network appliances and security devices.

  • July 2000 to Current :: Frogfoot Networks

    Cape Town / Stellenbosch : Co-Founder, Member of CC

    Formed an ISP called Frogfoot Networks and gained valuable networking and business experience. Frogfoot is currently running smoothly and growing at a good rate.

    Frogfoot runs almost completely on Free Software and provides a very stable environment for corporate fixed line clients.

    Cisco Routers, Qmail, Apache, FreeBSD, Debian GNU/Linux, Traffic Graphing, LDAP authentication systems. Provided consulting services to an ISP in Mozambique in February 2003.

  • May 2002 to Desember 2002 :: Sair GNU/Linux Training for IT Intellect

    Cape Town : Part Time Contract

    Lecturing GNU/Linux Training Courses with topics ranging from basic Unix philosophy to Security, Administration and Networking.

  • July 2001 to May 2003 ::

    Cape Town : Full Time Employment

    Employed by in a role ranging from architecture design, systems administrator, database administrator and developer to support and project management. The system is an XML, PKI-crypto B2B exchange for a web portal listing properties for the nine largest real estate agencies in South Africa, completely running on free software with an uptime of more than a year, serving an average of more than 10,000 page impressions a day.

    Extensive use of relational databases, XML, LDAP directory services, Public Key Cryptography encrypted eMail containing XML. PHP, Apache, PosgreSQL, OpenLDAP, Qmail-LDAP, PureFTPd, GnuPG, djbdns, Debian GNU/Linux, PKS PublicKey Server. Central authentication of services using LDAP for more than 7000 property agents.

    Use of high end server hardware with high availibility features such as hot swap SCSI Raid sets and dual redundant power supply units.

  • December 2000 to October 2002 :: Independent Online,

    Cape Town : Full Time Employment

    Worked for the Independent News and Media group's, a news portal which currently ships is excess of 10 GBytes of traffic a day or more than 10 million page impressions per month. Experience in being part of the team managing and building the content management systems and database back ends for this high load database driven web services environment.

    Primarily used FreeBSD, MySQL and PHP. Informix, Sun Microsystems Server Hardware.

  • July 2000 to November 2000 :: Visoft (Pty) Ltd.

    Stellenbosch : Full Time Employment

    Worked as a Systems Administrator for a Java Development House. Experience with running and supporting Java technology. Managing eMail systems, firewalls, routers and source repository.

    Debian GNU/Linux, FreeBSD, OpenBSD, Qmail, Exim, Apache, CVS

  • January 2000 to March 2002 :: Linux Touch screen Kiosk Project

    Stellenbosch : Part Time Contracting

    Developed and built a Touch Screen Information Kiosk for a Hardware store to display inventory and price comparisons. The touch screen interfaced with a Pastel accounting back end for stock info and pricing.

    Debian GNU/Linux, Apache, PHP, MySQL, Touch screen Hardware

  • December 1999 to June 2000 :: E*Trade Africa, ETS

    Stellenbosch : Full Time Employment

    Worked for a company building the E*TRADE Africa Online Trading System as Unix Systems Administrator and DBA. Experience developing and supporting high availability systems with load balancing related to mission critical web applications. Gained knowledge of the JSE's trading system, news feeds and real time share price information systems.

    Debian GNU/Linux, OpenBSD, Apache, PHP, Perl, PosgreSQL, Exim, Sun Microsystems Server Hardware, SSL accelerator hardware, Cisco LocalDirector load balancing hardware.

  • June 1998 to February 1999 :: Chet Chemicals

    Johannesburg, Kempton Park : Full Time Contract

    Gained a wide range of experience in a diverse IT environment ranging from development work, systems administration to end user support. System Administration of company Wide Area Network connecting four remote sites using, 3Com Routers. Developed an integrated Proof of Delivery Document Scanning and Achieving System.

    Debian GNU/Linux, Samba, Perl, HP-UX

  • November 1997 to February 1998 :: South African Department of Land Affairs

    Pretoria : Part Time Contract

    Worked as systems administrator and web developer.

    HTML, CGI, HP-Openview SNMP, Sun Microsystems Server Hardware

Professional Education

Academic Background

Tertiary Education

I was awarded bursaries from Iscor Mining and the SA Air force to study Engineering. I chose the Iscor bursary and to study at Stellenbosch University.

  • 1999 :: B.Sc Computer Science, Stellenbosch University

  • 1996 to 1998 :: B.Eng Industrial Engineering, Stellenbosch University

Societies and Sport

  • 1999 :: Stellenbosch University Wine Culture Society

    Committee Member, Organiser of the Wine of the Month Club

  • March 1999 :: Became a licensed Amateur Radio (HAM) Operator

  • 1996 to 1999 :: Stellenbosch University Underwater Club

    1997/1998 :: Committee Member, Secretary

    1996 to 1999 :: Maties Underwater Hockey 1st Team

  • 1996 :: Stellenbosch University Residence, Huis Marais

    Sport Representative for the Swimming Team. Squash Team


  • 1991-1995 :: Matric, Menlo Park High School

    Pretoria, Higher Grade, Afrikaans Medium

  • 1984-1990 :: Grade School, Pretoria East Grade School

    Pretoria, Afrikaans Medium

Table 6. School Subjects

Computer ScienceA
Applied MathematicsC
  • 1995 :: Supervisor of School Novell Netware Lan

  • 1995 :: Provincial Underwater Hockey Colours

    Northern Transvaal A Team

  • 1991 to 1995 :: Member of School First Swimming Team

  • 1993 to 1995 :: Member of School B Squash Team

Table 7. Summary of School Awards

Award ReceivedYear
Academic Colours1991 to 1995
Swimming Colours1991 to 1995

Free Software and Non-Profit Projects

I am a strong believer in the principles and values of Free Software. Basically the freedom and liberty of software and the people who use the software.

I've been running Unix on all my desktop machines for more than 8 years.

  • 1996 to Current :: Debian - The Universal Operating System

    I have been a Debian GNU/Linux Developer since 2001. I admire Debian's pragmatic idealism, the scale of the project and its success in producing high quality software.

  • 2000 to Current :: Western Cape GNU/Linux User Group

    I am a committee member of the Western Cape GNU/Linux User Group (CLUG) where I keep in touch with the local Free Software community and give occasional lectures at the group's meetings. For the last two years I've been in charge of the design and manufacture of the propaganda clothing sold by the group at the Cape Computer Fair.

  • 2001 to Current :: The Hub Peering Point Project

    I am a co-founder of The Hub, a group of people working on a project in the interest of better Internet Traffic Exchange or Peering in Cape Town.

  • 1997 to 1998 :: Stellenbosch GNU/Linux User Group

    Founding Member of the Stellenbosch LUG

I am a member of ISOC and it's South African chapter and take a keen interest in general Internet matters like discussions on the NANOG, IOZ, AfriNIC, AfNOG, AfrISPA and CTUF mailing lists. Since 2002 I have been involved in the Pan African Virtual Internet Exchange (PAVIX) research project, which collects Netflow and BGP data from exchange points on the African continent to make a strong case for inter-African-country connectivity.

Current Interests and Research

  • LDAP, DEN, Directory Based Management Systems
  • BGP4, QoS, MPLS, IPv6
  • Embedded Systems Design, Industrial Design


  • Advanced NAUI SCUBA Diver
  • Mountain Biking
  • Swimming, Spear Fishing, Underwater Hockey
  • Squash, Spinning, Running


  • Computers
  • Jazz Music, Reading, Movies, Cooking


  • Abraham Van Der Merwe

    Co-founder Frogfoot Networks, Blio Corporation and fellow Debian Developer


    +27 ..removed..

  • Theo van Niekerk

    Technical Manager of Generation Trading 5

    theo [@] gen5 [dot] co [dot] za

    +27 82 448 1222

  • Thomas Andrews

    Western Cape GNU/Linux Users Group Committee Member

    tandrews [@] mindspring [dot] co [dot] za

    +27 83 708 1872

  • Geoff Payne

    Managing Director (Pty) Ltd.

    geoff [@] saproperty [dot] com

    +27 21 481 6217