
Dipl.-Ing. Lazar Nakinov
Fähigkeiten und Kenntnisse
Werdegang
Berufserfahrung von Lazar Nakinov
- Bis heute 7 Jahre und 4 Monate, seit Apr. 2018
Systems and Database Administrator (OPS DBA)
AIG Europe S.A., Direktion für Deutschland
- 2 Jahre und 9 Monate, Juli 2015 - März 2018
Database Technical Subject Matter Expert
Ericsson GmbH
- 5 Jahre und 1 Monat, Juli 2010 - Juli 2015
Senior BSS Consultant
Ericsson GmbH
Senior BSS consultant in West and Central Europe working for several largest Telecom operators in RWCE, RMED and RMEA regions; Most of my time I am spending in troubleshooting & tuning complex billing systems spanning across multitier architectures using latest high end server/storage/network technologies running on very large single and RAC Oracle databases having rigorous availability demands and very fast response times under mixed Oracle workloads.
- 1 Jahr und 2 Monate, Juni 2009 - Juli 2010
Senior Consultant
LHS Telekommunikation & Co. KG
Senior Consultant in Competence Centre Europe (Technical Lead Dept) with a role of Core Performance Lead responsible for analyzing and tuning billing systems with regards to load behaviour, throughput, memory consumption, latency, I/O performance and scalability in a highly concurrent OLTP/DSS environments using various file systems/vertical volume managers (GPFS, ZFS, CFS, VxFS, OCFS2 / ASM) on various OS (AIX, Solaris, HP).
- 1 Jahr und 2 Monate, Mai 2008 - Juni 2009
Senior Oracle DBA
Seavus
Working with Oracle database 8i, 9i, 10g and 11g in implementation, configuration, tuning & administration under Windows and Unix environments for various Telecom projects; Anti-money Laundry Agency; Government Institutions and Founds.
- 4 Monate, Juli 2008 - Okt. 2008
Backend Systems Support
Undisclosed Company
On site support engineer for a financial institution in Manhattan, New York (USA) responsible for: - Maintaining integrity of users and their entitlements in the databases and their dependent systems - Maintaining data/transactions integrity - Applications maintenance - Monitoring background processes - Reporting - Stored Procedures troubleshooting/debugging - Monitoring OS processes - Provide database support during large bulk roll-outs in cooperation with other teams
- 6 Monate, Dez. 2007 - Mai 2008
Postpaid Billing System Engineer
COSMOFON, COSMOTE Group
Working on LHS - BSCS iX R2 Billing Platform - Database baseline setup for BSCS iX - Oracle installation & configuration, performance and sql tuning - Advanced PL/SQL programming - Various on demand reports (Unbilled amount, Interconnect, Airtime, Free Talk Time Usage, Bundles) - HP-UNIX shell scripting - Rerating (with custom SQL scripts) - Development of interface for loading data from BSCS to HLR for setting basic network parameters (CLIP/CLIR/SOCLIP/SOCLIR)
- 2 Jahre, Nov. 2005 - Okt. 2007
Oracle DBA
Seavus
Working on different projects for several European Telecom operators, Telco billing applications (Intake, Invoicing, Reporting), Central Billing System (CBS), Mobile virtual network operators (MVNO) – Tele2, Government projects, Mobile-phone end-users applications etc.
- 3 Jahre und 7 Monate, März 2002 - Sep. 2005
Developer
Outsourcing
Designing and coding client/server architecture applications on Win32 platform, using Borland Delphi / C++ / JavaME and various RDBMS (Oracle, Interbase and MS SQL Server). - Development and maintenance of Storage managing systems (features for invoices, payments, various financial reports, managing client’s orders etc) - CRM & ERP - Development of Process modelling systems (between various machines, calculating waste & products, working hours, reports etc) for several companies in Macedonia
- 4 Monate, Jan. 2005 - Apr. 2005
Developer
MCS
Working on an application that incorporates features for monitoring user’s entry/exit from work using smart cards, calculating monthly payment, report system, synchronization with other database servers etc. Technology used was Borland C++/Delphi and Interbase/MS SQL Server as RDBMS.
Ausbildung von Lazar Nakinov
- 1 Monat, Nov. 2015 - Nov. 2015
VMware vSphere: Install, Configure, Manage [V6]
VMWare
- 1 Monat, Nov. 2015 - Nov. 2015
3PAR + HP Convergent System Administration
Hewlett-Packard Education Services
- 2012 - 2012
Oracle Forecasting and Predictive Analysis - Craig Shallahamer
OraPub
Foundations of predictive analysis; Essential forecasting & predictive analysis; Methodically forecasting Oracle performance; Predictive data analysis; Increasing forecast precision; Practical queuing theory; Data collection and workload characterization; Regression analysis (RA); Scalability
- 1 Monat, Apr. 2011 - Apr. 2011
Advanced Oracle Performance Analysis - Craig Shallahamer
OraPub
Introduction to Oracle System Behaviour Analysis; Setting Up the Fully Quantified Analysis; Executing the Quantitative Performance Analysis and Solution Evaluation; Anticipating Solution Impact Case Studies
- 1 Monat, Apr. 2011 - Apr. 2011
Oracle Performance Firefighting - Craig Shallahamer
OraPub
Oracle performance diagnosis; Serialization Control; The lock, latch, & mutex; Operating system contention identification; ASH centric response time performance diagnosis; Oracle buffer cache deep internals, diagnosis, and resolution; Oracle shared pool deep internals, diagnosis & resolution; ORTA
- 1 Monat, Jan. 2010 - Jan. 2010
Ask Tom Live - Tom Kyte
Oracle University
11 - new features of Oracle Database 11g; All about binding; Materialized Views, Caching; Effective Indexing; Storage Techniques; Reorganizing objects - when and how
- 2010 - 2010
Oracle RAC Deep Dive For Developers
Oracle University
11g RAC Architecture overview and basic principle for developing RAC-aware applications; Development of scalable applications with Oracle 11g RAC; Oracle 11g RAC introduction; Services in RAC; Workload balancing in Oracle 11g RAC; TAF; FAN; Tuning; Best Practices
- 1 Monat, Okt. 2009 - Okt. 2009
Troubleshooting and Tuning - Jonathan Lewis
Oracle University
Methods, work around and dirty tricks for dealing with classic performance problems when the system is in production; key targets, indicators and mechanism for producing a well-tuned system on day one. Strategies for dealing with badly performing systems after go-live
- 1 Monat, Okt. 2009 - Okt. 2009
Optimal SQL Writing - Jonathan Lewis
Oracle University
- 2007 - 2007
RedHat RH133 System Administration
Red Hat Academy
System Initialization, Package Management, Kernel Services, System Services, User Administration, Filesystem Management, Advanced Filesystem Management, Network Configuration, Installation, Virtualization with Xen, Troubleshooting
- 2006 - 2007
Instance and SQL tuning
Oracle University
Oracle 10g Performance Tuning Oracle 10g SQL Tuning
- 2006 - 2007
Database administration
Oracle University
Oracle 10g Administration I Oracle 10g Administration II
- 6 Jahre und 10 Monate, Sep. 1999 - Juni 2006
Applied Computer Science
Ss. Cyril and Methodius University
Sprachen
Englisch
Fließend
Deutsch
Grundlagen
Serbian Fluent
-
Bulgarian Fluent
-
Macedonian First Language
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