VG = Very good
G = Good
M = Moderate
B = Basic

Operating Systems:
- Windows XP, 2000, NT, 98 VG
- Linux Mandrake, SUSE, console mode M

Software design and analysis:
- Programming Techniques, re-factoring VG
- Design patterns & UML G

Scripting, Modelling & programming –languages:
- HTML & XHTML VG
- PHP4, PHP5 VG
- VBA G
- CSS G
- Javascript G
- Java M
- Object Pascal/Delphi B

Relational Database- Architecture, Design and systems:
- Native SQL VG
- MySQL VG
- PEAR abstract database layer VG
- Crow’s foot & Chen-Diagrams VG
- Normalization processes G
- Data Access Objects G
- PostgresSQL G
- Microsoft Access G
- Transact SQL M

Facility Management Technologies:
- Asset Management G
- Customer Resource Management G
- Cable Management G
- Ticketing G
- Documentation Management G

Server Models:
- Apache 1.3 und > G
- Microsoft PWS und IIS G

Telecommunication & Networking:
- Small Business networks G
- General Fiber Optic network Infrastructure M

Applications:
- Macromedia Studio VG
- Microsoft Office 95 and > VG
- Microsoft VISIO 2003 VG
- Zend Studio 2.0 and > G
- Microsoft MSProject 2003 G
- Adobe Studio 4.0 and > G
- 3D Studio MAX R.3, Cinema 4D M
- AutoCAD LT 2000 M
- AutoCAD ADTII B