Mikkel Johnsen

Current

• CEO at Linet

Past

• Developer at Copenhagen Business School
• Freelancer at Concor
• Developer at Dwarf

• Developer at Monberg.Com
• Military work at University Hospital of Copehagen

see less...

2 more...

Education

• Københavns Universitet
• Nørre Gymnasium
• Egegård

see less...

Recommended

1 person has recommended Mikkel

Connections

37 connections

Industry

Computer Software

Websites

• My Company
• Healthcare

Mikkel Johnsen’s Summary

Started using Linux in 1995 and have used it ever since. Working at monberg.com with network and linux for 4 years, while also developing mobile phone SIM cards in C. Worked with PHP for a long time making, time registration and later document handling, conference systems and CMS.

Started my own company providing support for linux servers, network, firewall, samba etc. Working at CBS (Copenhagen Business School) with PHP and designing HA web servers.

Started creating a medical health care management system for my father in C under linux (Gtk, Bonobo) later converted to C# (Mono, Gtk#) and is now ready to sell.

Mikkel Johnsen’s Specialties:

Linux, server architecture, XML, HTML, JavaScript, CSS, C, PHP, C#, .Net, SOAP, WSDL, Mono, Gtk, Gtk#, Gtk-sharp, Gnome, Gnome#, gnome-sharp, DBus, DBus#, DBus-sharp, LDAP, SNMP, Kerberos, Active Directory, Apache, HA, High Availability, Loadbalancer, Keepalive, Open-Xchange, Evolution, Fedora, RedHat, RHEL, Enterprise, Bash, PostgreSQL, MySQL, MSSQL, SQL, Asterisk, VoIP

Mikkel Johnsen’s Experience

• CEO

  Linet

  (Privately Held; Myself Only; Computer Software industry)

  September 1999 — Present (9 years 4 months)

  Support and service on computer infrastructure of all kinds. Webserver, DHCP, Mailserver, Virusscanning, Spam detection, Windows integration with Samba and lots more.
  
  Software development in PHP, C, C#, Perl with databases like MySQL, PostgreSQL and MSSQL. Time registration, file handling and conference system. All in PHP and in a browser.
  
  Medical Management System for doctors in own practices. Support for Edifact and EMessages approved by Medcom. Written in C# and cross platform on Linux, Windows and Mac OS X. Modern system with plugin system and a professional support behind.

• Developer

  Copenhagen Business School

  (Educational Institution; 1-10 employees; Education Management industry)

  October 2002 — September 2006 (4 years)

  Developing a High Available (HA) web cluster system. Supporting this system, updating and install CMS (ezPublish). Developing conference system (PHP) and institutional paper (PHP) system for cataloging with Danmark2 tags and exporting to library IT system.

• Freelancer

  Concor

  (Privately Held; 1-10 employees; Computer Software industry)

  April 2006 — June 2006 (3 months)

  Perl programming on Ticket System.

• Developer

  Dwarf

  (Privately Held; 11-50 employees; Computer Software industry)

  April 2005 — September 2005 (6 months)

  Mainly developing in PHP on Dwarf's homemade CMS (tuksi).

• Developer

  Monberg.Com

  (Privately Held; 1-10 employees; Computer Software industry)

  January 1998 — August 2002 (4 years 8 months)

  Worked on SIM Card implementation. Developing a "OS" for the SIM card in mobile phones. Meaning handling incoming SMS messages an saving them on the card. Here we made a block filesystem so that SMS messages didn't have to take up the same amount of space.
  
  Developing a Time registration web application in PHP for internal use.
  
  Doing graphics for 3D imaging. Trying to capture the eyes of the person in the picture.
  
  Embedded linux on a PPC chip for LinkWatch, doing collection of data an interaction for sensors, temperature and on/off switches.

• Military work

  University Hospital of Copehagen

  (Government Agency; 11-50 employees; Hospital & Health Care industry)

  March 1995 — October 1998 (3 years 8 months)

  Military denier, Working for Laboratory of Reproductive Biology. Supporting there computer systems, setting up Linux server for internet connection to Tokenring.

Mikkel Johnsen’s Education

• Københavns Universitet

  autodidact, Computer Science, 1996 — 2001

  Never finished the study.

• Nørre Gymnasium

  Student, 1992 — 1995

• Egegård

  10, 1981 — 1991

Additional Information

Mikkel Johnsen’s Websites:

• My Company
• Healthcare

Mikkel Johnsen’s Interests:

Linux Golf Running

Mikkel Johnsen’s Groups:

SSLUG

•    Skåne Sjælland Linux User Group (SSLUG)

Mikkel Johnsen’s Contact Settings

Interested In:

• consulting offers
• new ventures
• job inquiries
• expertise requests
• business deals
• reference requests
• getting back in touch