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Досвід роботи

Data Engineer

з 11.2021 по 03.2022 (4 місяці)
GlobalLogic, Kyiv (IT)

Worked with event-driven workflows and pipelines.
The Tech stack was built upon AWS services with AWS Glue/AWS Lambda/ AWS Step Functions and AWS S3 in the heart.
P.S. I was compelled to quit performing my duties due to active military actions in my region and closeness of my home to the front line.

Data Engineer

з 04.2021 по 10.2021 (6 місяців)
Global Message Services, Kyiv (an international messaging service provider)

I was Involved within a small internal project which intention was to expand available analytical tools spectrum bringing the power of BigData stack presented by Hortonworks components.

Oracle database administrator

з 05.2019 по 06.2020 (1 рік 1 місяць)
Piraeus Bank ICB, Kyiv (Finance, banking, and insurance)

I carried out the typical responsibilities of a regular Oracle DBA administrator and worked as a member of a small IT department in the Ukrainian branch of one of the biggest banks of Greece.
I was in charge of performing installation tuning and maintenance of Oracle single-instance databases in different variations of configurations utilizing the following stack of software products and technologies:
Oracle RDBMS 10.2/11.2/12.2; Grid Infrastructure with its components like Oracle Restart and ASM; Oracle Data Guard with Physical and Logical Standby Databases; Oracle ODBC; Oracle
Linux 5/6/7; multipathing, NFS, LVM.
All those configurations worked on top of physical and virtual servers inside different types of enterprise environments.
I closely worked with developers and processed end-user requests. I wrote and dug bash and SQL code.

DBA

з 02.2017 по 07.2018 (1 рік 5 місяців)
JSC Ukrposhta, Киев (national postal service provider)

I’ve performed installation, configuration and maintenance tasks for Oracle 9.2i/11.2g/12.2c and PostgreSQL 9.6/10 database servers across development and production environments. I’ve had hands on experience with GreenPlum and Pentaho PDI.

DBA

з 04.2016 по 12.2016 (8 місяців)
Intime, Киев (national delivery carrier)

I’ve performed installation, configuration and provided support for Oracle 12c with RAC and underlining Linux OS.

Deputy Head of a Database Administration Department

з 10.2013 по 03.2016 (2 роки 5 місяців)
First Investment Bank, Киев (investment banking)

I was in charge of doing installation, configuration and providing support for Oracle 10.2.0.X/11.2.0.X database servers with underlining Oracle Linux software working on top of physical and virtual hardware in development, test and production environments. I’ve performed database migration with consolidation using Oracle data pump. I’ve created and recreated physical standby servers. I’ve had hands on experience with Oracle Data Guard HA technology. Designed and implemented backup strategy.

DBA

з 09.2012 по 10.2013 (1 рік 1 місяць)
OTP BANK, Киев (Finance, banking, and insurance)

I’ve prepared environments for testing and development purposes for banking software products like B2, iFOBS, FLEXCUBE, ISCARD with Oracle RDBMS in the center of every such configuration.

L2 support Engineer

з 08.2011 по 05.2012 (9 місяців)
EPAM Systems/ Barclays Capital, Киев (IT)

I've worked as a member of an international team in one of the most well known international banks. I was in charge of closely monitoring execution of some automated processes built upon Autosys , Windows Servers, MS SQL Servers and such technologies as powershell, vbs, SSIS, T-SQL etc. In cases of troubles me and my colleagues we had to solve problems with our own efforts and in the event the issue persisted, escalate it to the third line.

Application Support Analyst

з 04.2010 по 08.2011 (1 рік 4 місяці)
EPAM Systems/ Barclays Capital, Киев (IT)

I’ve performed many different maintenance tasks for many types of banking software. I’ve provided L1 support and raised tickets and CRs. I’ve handled telephone calls and processed emails. I’ve provided end-user assistance.

Optical Networks Administrator

з 04.2009 по 09.2009 (5 місяців)
JSC "Ukrtelecom", Киев (Telecommunications and networking)

I’ve performed remote configuration and maintenance tasks for ECI XDM multiplexers across enterprise's network. I have dealt with ECI NMS.

Engineer of Project Implementation Department of Transmission Network Division

з 01.2007 по 03.2009 (2 роки 2 місяці)
Priocom, Киев (it Integrator)

I‘ve performed Installation, initial configuration of ECI XDM multiplexers with EMS and conducted acceptance tests with measurement testing equipment like ACTERNA EDT 135, ANT-5 etc. I used to spend more than half a year in business trips those days.

Systems Administrator

з 05.2002 по 01.2007 (4 роки 8 місяців)
JSC "Ukrtelecom", Одесса (Telecommunications and networking)

I‘ve maintained five similar LAN segments incorporated into one common enterprise infrastructure. Each LAN segment had a Red Hat Linux Samba server in the center of it with up to 10 Etherboot-based diskless Windows thin clients and a bunch of active services: bootp, ftp, ntp, NFS, mail-relay.

Освіта

Odessa Hydrometeorological Institute.

Environmental monitoring. Control devices engineer., Одесса
Вища, з 1992 по 1998 (5 років 10 місяців)

Додаткова освіта та сертифікати

Odessa state foreign language courses.

2 years

Знання і навички

Знання мов

• Англійська — вище середнього
• Українська — вільно
• Російська — вільно

Додаткова інформація

I have previous experience in the following fields:
Telecom ≈ 10 years / Banking ≈ 5 years / Postal service ≈ 2 years
I worked in different job roles:
DBA ≈ 10 years / Linux Systems Administrator > 5 years / Networking Engineer ≈ 3 years / Data Engineer ≈ 1 year
I worked with the following technologies:
BigData: Hadoop/HDFS/Spark/MapReduce/Lake
RDBMSs: Oracle/PostgreSQL/MS SQL
OSs: Linux/Windows
Cloud Technologies: AWS
Query Languages: SQL
Scripting: bash, python