to Ghostroute Consulting

Dear visior,

this homepage is designed to give you a small overview of the services we offer at Ghostroute Consulting, an up-an-coming freelance IT consulting shop based in Berlin.

Feel free to look around, and please don't hesitate to inquire about any project where we might be of service to you.

Software development Sys-/Net-Admin Contact Data protection


Use the cursor keys to navigate, or press ESC key for an overview.

Software development

Software architecture

  • early evaluation of architecture planning
  • short feedback cycles
  • Establishing agile development methodologies (XP, Kanban) incrementally
  • meet your documentation requirements (UML)

Programming languages

Fluent and used for at least one major project:

  • C
  • C++
  • Java
  • C#
  • Python

Programming languages

... that we've outgrown (but can maintain existing code):

  • Pascal & derivatives
  • Visual Basic
  • Perl
  • PHP

Programming languages

... that we used for a minor project, or that we at least can comfortably read:

  • JavaScript / ECMAScript
  • Scheme
  • Haskell
  • Ruby


Frameworks we like to work with:

  • GLib / GTK+ / Gnome
  • Qt
  • Mono
  • Eclipse
  • Mozilla

Version control

  • Subversion
  • git
  • Bazaar
  • mercurial

Other areas of expertise

  • Linux kernel development
    • driver development
    • network stack

Systems and network administration

Systems administration

  • Linux Deployment & Administration
    • Debian
    • Ubuntu
    • CentOS
    • Scientific Linux
  • Desktop and Server scenarios
  • Backup planning
  • automated deployment scenarios:
    • single-host (FAI, puppet, ansible)
    • cloud-wide (OpenStack, Juju, etc.)

Network planning & administration

  • Address space planning (IPv4 and IPv6)
  • Internet Routing for your organization
    • IPv6 deployment (flag-day deployment, incremental migration)
    • Firewall design
    • Network Address Translation (NAT) in IPv4 environments
  • Dynamic configuration (DHCP)
  • Distributed Filesystems (NFS, SMB, AFS)
  • Authentication Service
    • LDAP, Kerberos

Network services

  • Name service (DNS)
  • Relational databases (ProstgreSQL, MySQL, MariaDB, DB2)
  • Schema-less databses (CouchDB, MongoDB)
  • Directory-oriented databases (OpenLDAP, Samba directory)
  • Web serving (apache, nginx, ...)
  • Mail server (IMAP, SMTP)
  • Network printing infrastructure (Internet Printing Protocol)



Since the summer of 2011, Philipp has taught as an external lecturer at University of Brunswick, teaching systems and network administration to students with only a weak or no CS background.

Feel free to contact us about training opportunities at your company or university.


Imprint / Impressum

Philipp Kaluza
Ghostroute Consulting
Engelmannweg 76
13403 Berlin

Tel: +49-30-98325911
Fax: +49-30-98325912
Email: consult@ghostroute.eu