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Skills
Standard Software
MS Excel, MS Word, MS Powerpoint, MS Project, MS Visio, MS Outlook, MS Office 365, Photoshop, Corel Draw, Sharepoint Server, M-Print Pro, NiceLabel, Dymo Label, Bartender, Windows Teams, FortiClient, Edtime, Teamviewer, StarFace, PSTAT, Quantum
programming languages (from - to, state of knowledge)
Windows Scripting Host | since 1998 | multi-year experience
DOS NT / Batch | since 1988 | expert
Pascal | 1988 - 1990 | training
C / C# / C++ | since 1990 | practical experience
Basic / VB.NET | since 1988 | expert
ASP | since 2011 | multi-year experience
PHP | since 2015 | expert
Java | since 2016 | multi-year experience
CSS | since 2016 | multi-year experience
phpbb nach SMF | since 2017 | practical experience
Operating systems (from - to, state of knowledge)
iOS 3 | since 2010 | practical experience
iOS 4 | since 2010 | practical experience
iOS 5 | since 2012 | practical experience
iOS 6 | since 2014 | practical experience
iOS 7 | since 2014 | practical experience
iOS 9 | since 2015 | practical experience
iOS 10 | since 2016 | practical experience
iOS 11 | since 2017 | practical experience
iOS 12 | since 2018 | practical experience
iOS 13 | since 2019 | practical experience
iOS 14 | Sesinceit 2020 | practical experience
macOS X 10.7 Lion | since 2013 | practical experience
OS X 10.8 Mountain Lion | since 2014 | practical experience
OS X 10.9 Mavericks | since 2014 | practical experience
OS X 10.10 Yosemite | since 2015 | practical experience
OS X 10.11 El Capitan | since 2015 | practical experience
macOS 10.12 Sierra | since 2016 | practical experience
macOS 10.13 High Sierra | since 2017 | practical experience
macOS 10.14 Mojave | since 2018 | practical experience
macOS 10.15 Catalina | since 2019 | practical experience
macOS 11.0 Big Sur | since 2020 | practical experience
Windows 10 | since 2017 | multi-year experience
Windows 8 | since 2015 | practical experience
Windows 7 | since 2009 | expert
Windows XP | since 2001 | expert
Windows 2000 Server, Adv. Server | since 1999 | expert
Windows 2000 Professional | since 1999 | expert
Windows NT Server 3.5, 3.51, 4.0 | since 1995 | expert
Windows NT Workstation 3.5, 3.51, 4.0 | since 1995 | expert
Windows Small Business Server 4.0, 4.5 | since 1999 | expert
Windows 95/98 | since 1995 | multi-year experience
Windows ME | since 2000 | multi-year experience
Windows 3.xx | since 1989 | expert
Unix | since 1990 | multi-year experience
Linux | practical experience
Data bases (from - to, state of knowledge)
MS Access since version 2.0 | since 1996 | practical experience
MS SQL server | since 1996 | expert
dBase / Clipper | 1988 - 1990 | practical experience
MySQL | since 2005 | practical experience
Gupta SQL | since 2008 | practical experience
Oracle | since 2003 | practical experience
Unify SQL | 2008 – 2009 | multi-year experience
ABAS | since 2021 | practical experience
Software distribution (from - to, state of knowledge)
MS SMS 1.1, 1.2, 2.0 | since 1995 | multi-year experience
Track IT | 2003 – 2005 | multi-year experience
Backup (from - to, state of knowledge)
Arcserve | since 1998 | practical experience
NT Backup | since 1994 | expert
Sytos Plus | 1992 – 1995 | expert
Network protocols (from - to, state of knowledge)
TCP/IP | since 1996 | expert
NetBeui | since 1992 | expert
Network services (from - to, state of knowledge)
MS Active Directory | since 1999 | expert
DFS | since 1998 | expert
DNS | since 1998 | multi-year experience
DHCP | since 1996 | expert
WINS | since 1996 | expert
VoIP | since 2001 | multi-year experience
LAN/WAN (from - to, state of knowledge)
measurement / documentation | since 1994 | practical experience
Trouble shooting | since 1994 | expert
Switched LANs | since 1998 | multi-year experience
Ethernet | since 1992 | expert
Token ring | since 1996 | practical experience
Gauges e.g. for toxis gas | since 1997 | multi-year experience
Administrator knowledge (from - to, state of knowledge)
Windows Server | since 1999 | expert
Windows Clients | since 1994 | expert
MS Exchange | since 1998 | practical experience
Project history
02/2016
-
Present
Self-employed software developer
ColorHex LLC
(Internet and Information Technology, < 10 employees)
ColorHex LLC
Development of Virtualoon, a web-based mock-up tool for balloon artists www.Virtualoon.com
Development of a worldwide balloon data base for all major balloon manufacturers
Forum migration phpBB to SMF
Systems used
PHP, MySQL, Java, CSS
08/2015
-
Present
Self-employed computer specialist for market research evaluations and IT consulting
IT Peter Sersch
(Internet and Information Technology, < 10 employees)
IT Sersch
Employee attitude surveys
Opinion polling
Evaluations with Quantum
Complex weighted evaluations
IT consulting
Systems used
Quantum, MS-Excel
10/2014
-
Present
Self-employed certified balloon artist
Balloon Twister Peter Sersch
(Insurance, < 10 employees)
Software
Programming software for balloon artists to re-color pre-made balloon bouquets
Web site developing e.g. for a worldwide delivery service for balloon flower bouquets
Systems used
PHP, MySQL, Java, CSS, MS-Office
01/2021
-
04/2021
Rollout Windows 10 and SAP implementation - vacation replacement
Hyfra Industriekühlanlagen GmbH
(Industry and mechanical engineering, 250-500 employees)
IT pecialist (employer: persona service AG & Co.KG in Koblenz
SAP Rollout - support
Installation of production software
Hardware rollout - Upgrade Win 7 to Win 10
Coordinating external service proiders for application support
1st level support
OS imaging
Support for hardware and software accessories
Ordering hardware and software accessories
Coordinating of RMA and exchange of hardware
Systems used
Win 7, Win 10, MSN, SAP, MS-Visio, SolidEdge, StarFace, MS Office 365, MS Teams
06/2013
-
09/2014
Project team leader for SCRUM between development and test
Commerzbank AG
(Banks and financial services, >10.000 employees)
Employed by univativ GmbH & CO KG
Poject: New account management system for the entire bank