View Johan Reymer's profile on LinkedIn

An Senior Oracle DBA (Global) and Telecommunication Engineer (Master level in all Europe ) with commercial experience within Insurance, Retail and Government. Experience includes designing, developing and maintaining high-performance, high-volume and highly-available OLTP, Data Warehouse and Reporting Databases in high-pressure 24*7 environments, managing database over 10 TB in size

Works with production DBA’s to establish best practice data quality assurance processes between production database and other environments. Has performed Oracle database administration, physical architecture, and PL/SQL development and has implemented, and documented Oracle backup and recovery, tuning database memory caches, user session performance, and SQL statements.

Demonstrates ability to analyse, plan, manage, and motivate other team members and is passionate and energetic about quality and corporate objectives with proven results.


Senior Telecommunication Engineer.
Master Expert in Administration of Databases Oracle 10g R2.
Master in Telecommunications Engineer.

Belong to:
College of Telecommunications Engineers (
Association of Telecommunications Engineers (
Institute of Engineers of Telecommunications (



Oracle GoldenGate 11g Certified Specialist.
Oracle Certified EXADATA X3 and X4 Administration.
Oracle Certified Professional 12c (OCP).
Oracle Certified Database Real Applications Clusters 10g (RAC).
Oracle Certified Professional 11g (OCP).
Oracle Certified Professional 10g (OCP).
Oracle Certified Associate 10g (OCA).
Oracle Certified Oracle 9i (SQL).
Oracle Partner Network Certified Specialist (OPN).
MySQL Certified Associate 5.x (OCA).

Technical Skills:
Oracle 12c, Oracle 11gR2, Oracle 10g, Oracle 9i, MySQL 5.x, MySQL 7.x Cluster, Cloud Control 12c, EXADATA, Super Clusters, Golden Gate 12c – 11g

Installing, Monitoring, Performance Tuning and upgrading, cloning Oracle, Backup & Recovery models (RMAN – DATAPUMP, FLASHBACK), RAC, Dataguard, Disaster Recovery, Oracle Consolidation / Virtualisation, Database Capacity Planning, Maintaining OLTP Databases, Troubleshooting and Resolving SQL- PLSQL issues

Tools: Putty, Toad, Sqlplus, Grid Control, VMware, Virtual Box

OS: Windows, HP-UX, Solaris, UNIX, Red-hat, SuSE, Oracle Linux


I have a keen interest in getting the credential of most advanced Databases Administrator, Oracle Certified Master (OCM), Oracle Certified Expert, MySQL 5.1 Cluster Database Administrator.

  1. julio 23, 2012 en 10:37 am

    I hardly write responses, however I browsed a few comments here Información Telecommunication Engineer. I actually do have a couple of questions for you if it’s allright. Could it be simply me or does it look like like some of these responses come across like they are left by brain dead individuals? 😛 And, if you are posting on other online social sites, I would like to follow anything fresh you have to post. Could you list of all of all your social networking pages like your Facebook page, twitter feed, or linkedin profile?

    • Johan Reymer
      agosto 22, 2012 en 9:59 am

      thanks for your comment, i really appreciate all the questions of my followers, you can follow me in:

      @jreymer (twitter). (linkedin).

      If you have any questions about topics published, write me and i will answer you as soon as i can.

      very soon i will publicate the tips to get Oracle Master certificate 11gR2, this certificate is the most prestigious and recognized in Oracle company and around the world.

  2. agosto 14, 2012 en 3:15 pm

    I read this paragraph completely concerning the difference of
    most recent and earlier technologies, it’s remarkable article.

  3. marco
    septiembre 10, 2012 en 2:07 pm

    hey mate ,that is awesome bro I’m very proud, every day you surprise me more

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