Jakub Szepietowski
Selbstständig, Oracle Consultant / Senior Oracle DBA, Freiberufler / Freelancer / Contractor
Frankfurt am Main, Deutschland
Werdegang
Berufserfahrung von Jakub Szepietowski
Bis heute 8 Jahre und 11 Monate, seit Aug. 2015
Oracle Consultant - Cloud Control
VWFS
- Monitoring Migration from IBM TEC to Oracle Cloud Control 12c - Building Monitoring Templates for databases, clusters, hosts, WebLogic and OIM targets - Building customer specific Metric Extensions(ME: Agent-Site and Repository-Site) to extend Oracle monitoring capabilities - Creating reports based on ME data and CloudControl target-metadata - Monitoring of performance degradation over time with AWR Warehouse and Repository Metrics(buffer gets)
Bis heute 9 Jahre, seit Juli 2015
Oracle Consultant / Senior Oracle DBA
Freiberufler / Freelancer / Contractor
- Performance Tuning in large DWH databases and systems with mixed load DWH/OLTP - Monitoring application/DB performance - Validation of enterprise backup/restore strategy - Creating, implementing and installation of high available environment for mission critical OLTP databases(DataGuard, including Client Failover) - Creating company-wide procedure for installing and administration Oracle product according to Best Practices (orachk-tool)
2 Jahre, Juni 2011 - Mai 2013
Oracle DBA, Oracle Consultant of ProActive System Management
OPITZ CONSULTING Deutschland GmbH- Day-to-day Oracle DBA tasks - Backup, restore and disaster recovery procedures - Regular clones of production system for development and testing purposes - Installation/configuration/adminitration/troubleshooting of production and development Oracle based systems - Implementing of high availability (HA)/(DR) and replication concepts for Oracle based systems (with RAC, Data Guard/Standby Systems, Oracle GoldenGate) - Troubleshooting and Performance Tuning(rdbms-OS-storage level)
1 Jahr, Juni 2010 - Mai 2011
Oracle Junior DBA, Junior Consultant of Service Engineering Department
OPITZ CONSULTING GmbH
- Day-to-day Oracle DBA tasks - Backup and recovery (with RMAN) - Maintenance and documentation tasks - Installation/configuration/administration/troubleshooting of production and development Oracle databases/GridControl environments - Installation and configuration of small prod/test RAC/Data Guard environments
1 Jahr und 2 Monate, Jan. 2007 - Feb. 2008
Help Desk Consultant
Telekomunikacja Polska S.A.
- Customer Service - Supervising and administering remotely clients computers and servers - Creating electronic documentation - Administering of LAN/WAN environment - Remote maintenance
Ausbildung von Jakub Szepietowski
2007 - 2010
Jagiellonian University
Master thesis: "Performance Tuning of Oracle 9i RDBMS"
2003 - 2007
The State Higher School of Vocational Education in Elblag
Engineer thesis: "System supporting registration process in medical clinic"
Sprachen
Deutsch
Fließend
Englisch
Fließend
Polnisch
Muttersprache