projects

This list of projects I've done in recent years will give you some impressions of my skills and expertise. This list is also included in my Resume (PDF).

1995-1997

Self-employed
Consulting ISPs in design and implementation of network infrastructure
Technical customer support

Founder and general manager e. effective web productions GmbH, Germany

1997-2001

1997

IP Routing design and implementation in a firewall environment for the largest European ISP

1998

Complete intranet IP design for the largest European ISP

1999

Design and development of a firewall analysis tool for a major German bank

Technology: Sun C++ on Solaris

1999-2000

Analysis of business case, design, implementation and support of a shopping portal web application for the largest European ISP

Technology: WebObjects 4.5 on Solaris, Oracle 8.0 database

2000

Analysis of business case, design, integration of technology/content partners, optimization of a product base search engine for the largest European ISP

Technology: WebObjects 4.5 on Solaris, Oracle 8.0 database

2000

Analysis of business case, design, implementation and support of a web-based e-learning internet
shopping system

Technology: WebObjects 4.5 on Solaris, Oracle 8i database

2001

Analysis of business case, design, implementation and support of a web-based e-procurement
system for nursing homes and hospitals

Technology: WebObjects 5 on Solaris, Oracle 8i database

Freelance Consultant (2001-present)

2001-2002

Conceptional work and execution of a request for proposal for a complete outsourcing of network infrastructure and desktop services with $10 million annual budget

2002

Design of acceptance tests and quality management for a completely outsourced network infrastructure and IT services

2002-2003

Business case analysis, application design and project management of a database driven gambling agent application, e-commerce frontend.

Technology: J2EE Servlet, O/R Mapping Tools, Template Libraries, Crypto Libraries, Java Client, mysql database

2003

Business case analysis, application design and project management of a database driven sales support application.

Technology: Visual Basic, Oracle

2003 – 2005

Product Management for a well-known international ISP

Projects:

Focus: Billing/Rating processes and custom backend systems, digital media platforms

2006

VoIP System Design and Quality Management
Role: Analyst, Technology consultant

2005-2008

VoIP Softphone
Role: Analyst, Technology consultant

2008-2009

Portal Development
Role: Project Lead

Technology: J2EE Servlet, O/R Mapping Tools, Webservices, Dojo JS Library, PostgreSQL database

2009

Portal Development
Role: Project Lead

Technology: CakePHP, mySQL, jQuery JS Library

2009-2010

ETL Process Implementation
Role: Senior Developer

Technology: Pentaho Data Integration, Oracle

2009-2010

iPhone Web Application
Role: Senior Developer

Technology: CakePHP, mySQL, jQuery JS Library