Senior DBA with proven background in administrating and setting up business critical systems. Besides having strong Oracle knowledge and experience, also having considerable understanding and interest in storage and network layers. Have the passion and ambition to grow existing skills in cloud and virtualization technologies.
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Senior ArchitectSofttech Nov 2021 - PresentIstanbul, Turkey -
Expert DesignerIbtech A.S. Mar 2021 - Nov 2021 -
Presales & ConsultantRedington Turkey Jan 2019 - Mar 2021Istanbul, TurkeyResponsible for delivering workshops and POCs, planning and implementing solutions for Oracle partners and customers, leading and supporting Oracle partners through their implementation projects.Projects:Worked in several Exadata projects:- Installations: Installation of brand new X7-2 systems.- Node Operations: Adding new cell and compute nodes. - Upgrades: Full upgrade including os, db nodes, cell nodes and ib switches.- Relocation projects between different data centers.Delivered Trainings & POCs- Partner Training: Autonomous Database - May 2019, Ankara- Partner POC: Database Backup Cloud Service and Cloud for DR - June 2019, Istanbul- Partner POC: 19.1.2 Upgrade of an X7-2 machine - May 2019, Ankara - Partner POC: Storage and Compute Node, IB Switch upgrades and Database&Grid inf. upgrade to 12.2 - Client POCs on Exadata performance comparison -
Senior Dba - Oracle And Db2Türkiye İş Bankası Apr 2008 - Nov 2016Istanbul, TurkeyResponsible for, Performing daily management of Oracle databases on Unix and Linux environments, including 7x24 on call support for highly critical production systems. Daily management includes new installations, rman backups, performance monitoring, statistics collection with unix shell scripting. Participating in project design and database design decisions, design and implement database strategies.Setting up new installations, upgrading and patching, performing restore and recovery operations, setting up and managing high availability enabled environments configured with Data Guard, RAC and GoldenGateWorking closely with developers on project phases, consulting for architecture.Managing and resolving design, hardware or network related performance issues.Key Projects:- Turkiye Is Bankası SPoF Analysis Participated analysis of all business-critical services, determined single point of failures in database layer, decided new architecture and coordinated team members for required architectural solutions. - Turkiye Is Bankası & Anadolu Sigorta IT Services Consolidation Project Defined project scope with the team, which covers the migration of Anadolu Sigorta’s Oracle RAC and IBM DB2 databases. Performing New RAC installations and data migrations with data guard. - Turkiye Is Bankasi Disaster Recovery ProjectWorked in a team consisting members from both business units and different IT teams. Our aim was developing, documenting, and executing procedures for data recovery, business continuity, and IT infrastructure of the disaster site.- Upgrade of Oracle and IBM DB2 databasesTested, Documented and implemented or directed the implementation phases for several times. -
DbaIs Investment May 2007 - Apr 2008Istanbul, TurkeyDatabase administration, on call support and maintenance for Sybase ASE 12.5.4 and MS SQL 2000 & 2005 on Windows platforms. -
Junior DbaOzer Educational Publishing Apr 2006 - Feb 2007Itu Teknokent, IstanbulResponsible of content databases of educational CD ROMs in areas of Maths, Physics and Chemistry.
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Editor At Bilisim.Milliyet.Com.TrNetron It Academy Mar 2005 - Jun 2006Editor in an IT news and trends website. The website was the initiative of Milliyet on Information Technologies area. The site's technical infrastructure and content were provided by Netron IT Academy.
Deniz Demirhan Skills
Deniz Demirhan Education Details
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Physics Engineering -
Izmir Atakent Anatolian School
Frequently Asked Questions about Deniz Demirhan
What company does Deniz Demirhan work for?
Deniz Demirhan works for Softtech
What is Deniz Demirhan's role at the current company?
Deniz Demirhan's current role is Senior DBA.
What schools did Deniz Demirhan attend?
Deniz Demirhan attended Istanbul Technical University, Izmir Atakent Anatolian School.
What skills is Deniz Demirhan known for?
Deniz Demirhan has skills like Rman, Data Modeling, Oracle Rac, Database Design, Db2, Pl/sql, Linux, Unix, Disaster Recovery, Sql Tuning, Aix, Oracle.
Who are Deniz Demirhan's colleagues?
Deniz Demirhan's colleagues are Elif Naz Esentan, Ömer Mollamehmetoğlu, Faruk Sarıtemur, Henry Goko, Temmuz Ustununal, Taha K., John Kaulitz.
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