About me

Computer scientist – Database expert – Oracle Certified Master

Qualifications

  • Computer Scientist (B.Sc.)
  • Oracle Database Certified Master (OCM) Administrator
  • Oracle Database Certified Professional (OCP) Administrator (10g, 11g, 19c)
  • Oracle Cloud Database Migration and Integration 2022 Professional
  • Oracle Database Certified Expert (OCE) Performance Tuning
  • Oracle Database Certified Expert (OCE) Managing Oracle on Linux
  • Oracle Certified Specialist (OCS) Autonomous Database Cloud 2019
  • AWS Certified Solutions Architect – Associate 2016
  • IBM Data Science Foundations Specialist

Past projects

Oracle consulting and support for an energy supplier

  • Consulting and support regarding the migration of an complex application system to a SaaS solution in the cloud
  • Concept developmment of the multi-part migration for the Oracle database side, including fallback scenarios and archival of the legacy systems
  • Development of complex scipts and PL/SQL code for data migration and archival
  • Performance optimization of the delete and copy processes

 

Concept development and consulting regarding migrations to Oracle 19c for an health insurance company

  • Consulting regarding migration techniques, performance management and new Oracle features
  • Analysis of the Oracle system environment
  • Oracle performance analysis and tuning
  • Determination of the best migration technique and proceedings
  • Design and execution of tests preparing the migration
  • Research and tests for individual topics

 

Database administration for an energy supplier

  • Project management and implementation of multiple Oracle database migrations
  • Technical project management for Oracle license audit
  • Project management, conception and implementation of a configuration management tool (CMDB) in Oracle Apex
  • Project management, design and implementation of an Icinga system monitoring system
  • Troubleshooting of Oracle databases
  • Oracle performance analysis and tuning
  • Consulting of internal developers and project managers on Oracle database issues
  • All other standard database administration tasks

 

Oracle consulting and database administration for a software development company for the pharmaceutical industry

  • Consulting of customers from the pharmaceutical industry regarding infrastructure, high availability solutions, installation, database migrations and licensing issues
  • Troubleshooting in the area of Oracle databases, inhouse and with customers from the pharmaceutical industry
  • Migration of Oracle databases inhouse and for customers from the pharmaceutical industry
  • Oracle Database administration inhouse
  • Consulting of internal developers and project managers on Oracle database issues
  • Oracle performance analysis and tuning