Cristian B.

Database Administrator

415 dollar
Freelancer
28 ans
Bucarest, ROUMANIE

Mon expérience

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Self EmployedMay 2015 - Présent

Database Expert ; SAP Basis and Database team lead
– working as
consultant for Stefanini in Firmenich project. Managing Firmenich
database infrastructure – Oracle, MsSQL, MySQL and OpenEdge Progress,
PostgreSQL and MongoDB databases (installing, patching, monitoring,
backup/restore, HA and DR setup and test, performance tuning);
- involved in Firmenich BigData projects with MapR Hadoop distribution as infra backend specialist (MAPR certified).
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Q-East SoftwareJanuary 2011 - May 2015

-Implement Quest’s monitoring and replication solutions (Foglight and
Shareplex) for different customers (Apanova, BCR, BNR, Rompetrol, ANAF,
Unicredit, OPCOM etc).

-Collaborate with Oracle XP services team
in different projects: Oracle implementation, upgrade and tuning
activities for BNR, ONRC, CEB, BCR etc; Oracle database upgrade projects
– ANCPI, CEB, BCR

-Act as primary database administrator for
Apanova  Bucuresti. I have also application responsibilities for oracle
EBS infrastructure, SAP infrastructure and other application servers
(mainly OAS)

-Instructor for Quest performance monitoring and
administration tools (Foglight family, Shareplex for Oracle, Toad suites
for Oracle)
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BCRMay 2006 - January 2011

Responsibilities:
-manage DBAs to assure databases availability according to SLAs
-support new projects by allocating human resources; assure database expertise to new projects
- share experience and collaborate with other supervisors and team mates; promote team spirit between people
-proactively innovate and raise the performance of the DBA team
Achievements:
    -„go live” with databases for many projects
    -organize database administration  team
    -manage bigest oracle RAC implemetation in Romania (for Sibcor core banking app)
    -manage around 50 production and 150 test databases

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RomTelecom SAApril 2005 - May 2006

Responsibilities:
-manage dba-s to assure databases availability according to SLAs
-support new projects by allocating human resources; assure database expertise to new projects
- share experience and collaborate with other supervisors and team mates; promote team spirit between people
-proactively innovate and raise the performance of the DBA team
Achievements:
    -ISO 9001 certificate in 11.2005, for it-operations departament
    -„go live” with databases for many projects, including billing, interconnect, oracle financials, eCare etc
    -organize database administration  team in two sites – Bucuresti & Brasov

MOBIFON SAOctober 2004 - April 2005

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MOBIFON SAMay 2001 - October 2004

Responsibilities:
-act as prime for administration of databases used by Amdocs billing system (ABP 5.5 / Enabler 4.5)
-act as prime for administration of databases used by Amdocs eCare
-act as prime for reporting databases
-act as prime for ACRM data warehouse database
-act as prime for other production and UAT/PET databases
-act as backup for Enterprise Data Warehouse (EDW)
-act as backup for other projects’ databases (CRM, Interconnect etc)
-configure inter database operability using Oracle’s Transparent Gateways (for Ingres and Sql Server)
My main duties as Oracle DBA are:
-database administration:
    -backup/restore scripts
    -proactively monitoring scripts and error detection scripts
    -capacity planning
    -performance monitoring
    -assure database availability as specified in SLAs
-involved in implementation of new projects based on Oracle databases
    -installing oracle software / applying patches
    -configure databases

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Card division – Oracle DB Administrator/ Apl. AdministratorApril 2000 - May 2001

-administration of ORACLE server where is developed the authorizing application - 'front office'
-administration of TPII application (front office application)
-well function of the interface between 'front office' and 'back office' applications
-maintain contacts with ORACLE and IFS (TPII developer) technical supports
Other activities at BANCPOST - Card Division
-I developed a reporting database including all transactions made in the card system
-I also developed a fraud detection application for card payments
The authorizing application - TPII - is developed in C language and is running on a COMPAQ ALPHA (ES 40) with COMPAQ TRU64 UNIX operating system and ORACLE 8.0.5 database system.
The statistic and fraud applications are developed in Client/Server architecture and are running on INTEL servers with MICROSOFT WINDOWS NT/2000 or LINUX (Red Hat) operating systems and ORACLE 8.1.x database server. The client module is developed on ORACLE Developer (Forms and Reports) for MICROSOFT Windows.

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BCR (Romanian Commercial Bank)September 1998 - April 2000

-I was responsible with the administration of ORACLE databases used for developing SIBCOR 2000 application. (core bank application)
-I made a lot of scripts and stored procedures used by application developers
-I developed a backup and recovery strategy for different types of bank branches
-I took part in designing the communication module between the ~250 databases of the system (database links, RPCs, snapshots)
Operating system used - MICROSOFT WINDOWS NT/2000; Database system - ORACLE 8.x; Developing tools - ORACLE DEVELOPER (2000)

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IT - Center SN-CFROctober 1994 - September 1998

I worked at analyzing, designing, developing and implementing a 'Human Resource' application.
Operating systems used - HP-UX and SCO UNIX; Database systems - ORACLE 7.1.x; Developing tools - ORACLE FORMS 3.0 and REPORTS 1.0
I developed also several small applications using ORACLE RDBMS, ORACLE DEVELOPER .

REFERAugust 1993 - October 1994

Mes compétences

IT Infrastructure

Unix, Linux, Virtualization, Solaris, Cloud Computing, AIX

Big Data

Big Data

Languages

SQL, PL/SQL, Shell Scripting

Environment of Development

OpenEdge

Databases

PostGreSQL, Oracle, MySQL, MySQL Server

Protocols

SOAP

Others

ITIL, Leadership

Business Intelligence

Data Warehouse, Business Intelligence

Mes études et formations

- UPB - IMST , Industrial Robots Engineer1993 - 1988