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Holger R.

Database Administrator

  • Hourly rate: R220 /hr
  • Experience: 20 Years

About Holger

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My IT Career has taken me through the complete Information Technology spectrum. I have been in IT for over 20 years from the humble AS400 System/36 & 38 Mainframe support, to Data Communications Specialist to Server Installation & Support to including the installation, setting up, configuring of servers & developing the infrastructure for server farms. System Administration of: Domain infrastructure – Domain profiles(admin), Installation of new Server(including OS, databases, Domain policy, Security(firewall), support on LAN’s & Local area network & users support from workstation to Training on new Applications required to simple Desktop support. SQL database administration, Business/System Analysis for corporate’s IT infrastructure, for many new project – either on new software application development, or new and existing database as well as system related , Database Administration (Replication, Design, analysis, tuning, optimisation), Database Warehousing from different Datasources – SQL, Access, Flat File(XML, csv, Excel) to central Data Warehouse(developed), Data Management ( ETL, validation etc), SQL Stored procedures, Triggers, Constraints, Scripting, SQL maintenance – Backup, SSIS, SSRS, SQL Server Profiler, Designing new 3NF Relational SQL Database’s from beginning including Primary Keys, Foreign Keys, Index’ing etc as well table design to minimum 3NF. Software Development started at C++, then through to Visual Basic 5,6 followed by Visual Studio 2005 asp .net, C#, MVC, WPF, WCF, Windows Form Application, Console Application, cshtml, Web Service/Web Calls, Trace Listeners as well as DevExpress experience, also including all the MVC Frameworks, as well as html, php, CSS & javascript. Business Analyst was a IT Framework amalgamation of my 20+ years of Information Technology including in country Facilitation (Angola, Botswana, Uganda, Malawi, Mozambique etc from developed IA(Impact Assessments) for future releases of Development Projects, Communicating with Key stakeholders ei: SME’s, SQL DBA’s, Software developers, Project Leaders, System Administrators, and being able to communicate on there level, to maximize IA(Impact Assessments) outcome. System Analyst for future SQL Database or Software Application projects to Analyse the Impact of Development on current IT Infrastructure and possible upgrades needed, and communicating with clients/customers users, Systems Individuals on a constant updated basis.

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