Dipl.-Ing. Lazar Nakinov

Employee, Systems and Database Administrator (OPS DBA), AIG Europe S.A., Direktion für Deutschland

Frankfurt am Main, Germany


Production 24x7 Oracle Database Administration
Oracle Database 9i both Single Instance and RAC
Oracle Database 10g both Single Instance and RAC
Oracle Database 11g both Single Instance and RAC
Oracle Certifications
RedHat Certificate RHCT
Performance Tuning
SQL Tuning
Plan Stability
Forecasting Oracle Performance
Real Application Clusters (RAC)
High Availability
Database Migration & Upgrade
Data Guard
Oracle Golden Gate
Oracle Enterprise Manager Grid Control
Shell Scripting
BSCS IX Series Database Tuning
Tuning Billing
CBiO (Charging & Billing in one)
Capacity Planning
Backup & Recovery
Disaster Recovery Planning
Production VLDB Administration
UAT Databases
Zero Downtime Migration With Golden Gate
Change Data Capture using Golden Gate
Great Troubleshooting and Analytic Skills
Oracle Database 8i
Oracle Database 12c
Tuning Rating
Innovation Driver
Innovation Management
Data Vizualization
Innovation Process
Systematic Innovation
Innovation Strategy
Refining Ideas
Chasing Chasing
Selling Ideas
Data Center Virtualization
VMware vSphere
VMware ESX
HP 3PAR StoreServ
HP Convergent Solution
Enterprise Storage Systems
Oracle Database 12c both single instance and RAC
Oracle Exdata X6 Machine


Professional experience for Lazar Nakinov

  • Current 3 years and 4 months, since Apr 2018

    Systems and Database Administrator (OPS DBA)

    AIG Europe S.A., Direktion für Deutschland

  • 2 years and 9 months, Jul 2015 - Mar 2018

    Database Technical Subject Matter Expert

    Ericsson GmbH

  • 5 years and 1 month, Jul 2010 - Jul 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 year and 2 months, Jun 2009 - Jul 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 year and 2 months, May 2008 - Jun 2009

    Senior Oracle DBA


    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 months, Jul 2008 - Oct 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 months, Dec 2007 - May 2008

    Postpaid Billing System Engineer


    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 years, Nov 2005 - Oct 2007

    Oracle DBA


    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 years and 7 months, Mar 2002 - Sep 2005



    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 months, Jan 2005 - Apr 2005



    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.

Educational background for Lazar Nakinov

  • 1 month, Nov 2015 - Nov 2015

    VMware vSphere: Install, Configure, Manage [V6]


  • 1 month, Nov 2015 - Nov 2015

    3PAR + HP Convergent System Administration

    Hewlett-Packard Education Services

  • 1 month, Jan 2012 - Jan 2012

    Oracle Forecasting and Predictive Analysis - Craig Shallahamer


    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 month, Apr 2011 - Apr 2011

    Advanced Oracle Performance Analysis - Craig Shallahamer


    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 month, Apr 2011 - Apr 2011

    Oracle Performance Firefighting - Craig Shallahamer


    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 month, Jan 2010 - Jan 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 month, 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

  • 1 month, Oct 2009 - Oct 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 month, Oct 2009 - Oct 2009

    Optimal SQL Writing - Jonathan Lewis

    Oracle University

  • 1 month, Jan 2007 - Jan 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

  • 1 year and 1 month, Jan 2006 - Jan 2007

    Instance and SQL tuning

    Oracle University

    Oracle 10g Performance Tuning Oracle 10g SQL Tuning

  • 1 year and 1 month, Jan 2006 - Jan 2007

    Database administration

    Oracle University

    Oracle 10g Administration I Oracle 10g Administration II

  • 6 years and 10 months, Sep 1999 - Jun 2006

    Applied Computer Science

    Ss. Cyril and Methodius University


  • English


  • German


  • Serbian Fluent


  • Bulgarian Fluent


  • Macedonian First Language



Working for a services/consulting company that requires high analysis skills
does projects that are sensitive for a specific industry
Company that requires deep functional expertise rapidly changes and endorses innovations
Instance Performance Tuning
SQL Tuning
Forecasting Oracle Performance
Oracle Golden Gate
Telecom Systems
Tuning Billing/Rating/Charging
Digital Photography
Sharing Knowledge
Connecting with innovative people
Oracle Database


Oracle RDBMS
Database Design
Storage Design for OLTP
Disaster Recovery
Backup and Recovery
Maximum Availability Architecture
Golden Gate
Forecasting Oracle Performance
Digital Photography
Expanding Social Networking
Discovering new Oracle bugs
Do more in less time
Swimming (sport)
Weight training
Stand Up Paddling (SUP)

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