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    Rainer Hartwig

    Senior Oracle Database Administrator at operational services GmbH & Co. KG Beratung - Services - Lösungen

    Rainer Hartwig is an IT architect with nearly 30 years of experience in Oracle database architecture design, specializing in performance tuning, PL/SQL programming, and shell scripting. He excels in communication, problem-solving, hands-on work, and integrity while contributing to team success.

    His expertise includes IT architectures, high availability solutions like RAC and Data Guard, performance tuning and optimization, migrations, upgrades, PL/SQL development, Oracle databases from versions 6 to 19c, database architecture and design, and DB tuning. He also specializes in partitioning, materialized views/snapshots, virtual private database (VPD), virtualization with Oracle VM and VirtualBox, and has in-depth knowledge of operating systems like Linux (OEL, Red Hat, Debian, Ubuntu) and Unix (AIX, Solaris), as well as various scripting languages.

    Rainer Hartwig's educational background includes a degree in Diplom Mathematiker with a focus on computer science and mathematics from Technische Universität Darmstadt. He also completed his Abitur with a specialization in mathematics and chemistry from Modellschule Obersberg.

    Throughout his career, Rainer Hartwig has held various roles such as Senior Oracle Database Administrator at operational services GmbH & Co. KG Beratung - Services - Lösungen, Performance Manager at FICO, Senior DBA at SConS, Lead Consultant at Evolving Systems Consulting GmbH, and Principal DBA at Allianz Global Investors KAG mbH, among others.

    His experience spans performance tuning, Oracle database administration, PL/SQL development, system administration, and project leadership in companies like Deutsche Vermögensberatung, Trivadis AG, and Privatärztliche Verrechnungsstelle PVS-Rhein-Ruhr GmbH.

    Rainer Hartwig's key skills and interests include IT architecture design, high availability solutions, performance optimization, PL/SQL programming, database migration and upgrades, partitioning, virtualization, Linux and Unix systems, and a wide range of scripting languages for automation and development.

    Rainer Hartwig
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