Lead Programmer:
Peak Games is the leading social gaming company with their own games along with the localized games. Started on September 2010 with Okey game with 4 million gamers, continued with localization Komşu Çiftlik localization and other leading games in Turkey.
§ Okey Plus server development on Java
§ Futbol Efsanesi on PHP
§ Payment System for game currencies and purchases.
§ Payment API development.
§ Planning project time schedules and costs.
§ Business intelligence reports for games and purchases.

Position: Lead Java Developer
E-Ukr is a company which focuses to develop and maintain multimedia websites like posrednikov.net, eksperttv.com, drugdruga.com, etc. for Ukraine, Russia, Belarus and Kazakhstan.
Responsibilities
§ Leading Java development team.
§ Java development with Spring Framework, Hibernate, Maven, Tomcat, Eclipse.
§ Analysis of the new projects and architecting the structures.
§ Planning project time schedules and costs
§ Installing and maintaining dedicated web servers (CentOS / Nginx / Tomcat)
§ Installing and maintaining dedicated database servers (Debian / MySQL).
§ Projects www.posrednikov.net, www.eksperttv.com (Java with Maven, Spring, Hibernate)

Position: Technical QA Engineer
Wall Street Systems is based on financial software development such as treasury, trading and settlement systems. Company has a huge list of references which is filled with world’s leading financial institutions.
Responsibilities
§ Testing the Wall Street Suite (Treasury and Risk Management, Cashflow and Accounting modules)
§ Java development based on Selenium for creating testing tools for automated tests.
§ Python development to create test case runners.
§ Aligning test scenarios for mercury, surf, xmlsurf, selenium, etc.
§ Perform functional, regression, scalability and performance testing.

Position: Specialist
Life:) is a GSM operator company in Ukraine. Company has internal and outsourced development teams to continuously develop new telecommunication technologies. Emotion is a software house which provides outsource development services for Life:) company.
Responsibilities
§ Workflow development, maintaining and consultancy for Life company.
§ Tool development and coding implementation class APIs in C# for Life company.
§ Java Development with Spring Framework, Hibernate, Tomcat, Eclipse for other clients of Emotion.
§ VB.Net development for CRM product of Emotion (CRMPlay).
§ ASP and PHP development with DHTML Support for eCommerce projects of Emotion.

Position: Senior Java Developer
ADBTech serves programs mostly for aircraft sector with Java and Oracle Forms & Reports back-end developments. Company's main product "Wings" is an ERP program which is widely used by airline companies in Turkey.
Responsibilities
§ Developing web structure of Wings on Java.
§ Language conversions from Oracle Forms to Java.
§ Taglib, Struts, Servlet structure designs.

Position: Senior Application Developer
Turkiye Ekonomi Bankasi is subsidiary Bank of BNP Paribas in Turkey.
Responsibilities
§ Developing programs using Oracle Forms/Reports working on Oracle RDBMS.
§ Database Administrator (9i - Junior)
§ Business Object Administrator (certificated – July2005)

Position: Programmer
SAGBIM produces insurance, leasing and financial software packages.
Responsibilities
§ Developing programs using Oracle Forms/Reports working on Oracle RDBMS.
§ Developing web programs using Java, Jsp, Ireports, Jasper with Database Connectivity.

Starting from SAGBIM, I'm working on Java projects, mostly with browser based user interfaces. For the development purposes I used Eclipse IDE and Tomcat intensively. Projects are mostly based on Spring and Hibernate as core technology and various technologies for the project needs such as Groovy, jsmpp, JSON, AJAX, Compass, Lucene, etc.

- Projects -

POLSAN, 2004: Financial system to track the loans, money stock and accounting. Struts development has been made to deploy on Tomcat server. Project used Oracle 9i RDBMS. Additionally worked with jasper reports and iReports tool in reporting module.
Wings, 2005: ERP system to keep the track of items in hangars, with the help of barcode reader systems. I took part in this project as system architect and led two people to transform first Oracle Forms & Reports version of the project into Java code.
PayPlay, 2006: Automated system for phone credit top-up tasks.
Loyalty, 2007: Customer track keeper system with creation of bonus tickets and vouchers.
Easy Company Management, 2007: Bulk SMS and MMS sending system with reporting and reusing options.
Selenium Tests, 2008: Wall Street System's Cashflow management module (CMM) has web-browser based interface. Therefore tests were written to use Selenium system.
QAIIS, 2008: A Spring and Hibernate project I started to save the information of installations, statuses and test results.
Pandora, 2009: Three layered remuneration system (dealer, shop, agent) which runs over millions of records to create remuneration values for all items in each layer and shows in fully customizable report modules. Key objectives were speed and reliability.
drugdruga.com, 2009: Friendship, event listings and public diary portal.
posrednikov.net, 2009: Classifieds portal for Ukraine and Russia. Also it is fully integrated with many systems from payment systems (credit card and sms payments) to SMS and notification systems (SMPP).
eksperttv.com, 2010: Multimedia sharing portal to publish information from experts. Back-end development includes video and image conversions with stream type changes, bitrate settings and scalings.

Starting with freelance jobs I had back in 2002, 2003 and 2004 till the professional use in Emotion, I kept using VB for developing fastest solutions. Including non-professional usage period, I used VB languages more than seven years.

- Projects -

PAMSAN Proposal Automation v1, 2002: Program was written in VB6 to reduce company's proposal creation time. It had one main and around fifty small application parts.
PAMSAN Proposal Automation v2, 2003: Second version of the automation had a big change on output parts. Additionally to MS Word and Excel exporting options, program included direct print-out option for specific printers (with print codes) for printing results without MS Office need.
PAMSAN Proposal Automation v3, 2004: Last version was a rewrite of whole project in VB.NET 2003. The way of saving data was changed from FS files to database records. Additionally this version included major graphical and user-friendly usability updates and minor speed updates
CRMPlay, 2005: CRM product of Emotion which was written in VB.NET 2005. Product had Developer Express tools to speed up the development and get better look&feel.

Used C++/C# programming mostly for DLL file creations and API developments. Despite the end of professional experience, I continued using C & OpenGL for my game development hobby.

- Projects -

Speech-to-Text, 2004: As part of the university project and my trainee program, I developed a C++ program to deal with mathematical Fourier transformations of a voice and systematically recognizing words by the calculation results.
Oracle Forms API Tools, 2005: SAGBIM had around two thousands of Oracle Forms applications and regarding to structure of written code global changes had to be done to a huge amount of applications. Therefore I developed tools to use Oracle Forms API to reach the code/screen items, make the necessary changes if it suits the conditions of the global change and finalize with output of compiled new applications.
Implementation Classes, 2006: While working as specialist in workflow system called "NetFlow", I developed C# classes to provide solutions for specific cases such as data transfers between SAP system in XML format, sending SMS messages as system notifications or communicating with LDAP system to synchronize personnel information of new recruits or leaving people.

I used Oracle Forms 4.0, 6i and 9i versions from 2004 till 2006. Additionally I worked with Forms API 4.0 to develop tools in C++. SAGBIM had various client in banking, leasing and insurance sectors with different preferred versions of products. Therefore I had experienced different versions and the capabilities of each version.
OF&R 4.0: SAGBIM (TEB Sigorta, Ankara Sigorta), Turkiye Ekonomi Bankasi
OF&R 6i: SAGBIM (DemirBank)
OF&R 9i: SAGBIM (Anadolu Sigorta), ADBTech

I used and am using PHP for internal company needs, public client websites, personal and freelance websites.

- Projects -

tuid.org.ua, 2006: It's a community portal for Turkish businessmen in Ukraine, to hold the information of the community and share related news for business people in Ukraine.
PhoneStore.com.ua, 2006: E-commerce phone store project of Emotion's client. (business stopped)
WSS Shortcuts, 2008: An internal site I developed for sharing latest statuses of installations in Wall Street Systems company. Information was collected runtime with connecting various Tomcat / ApacheMQ systems, checking statuses by communicating with different ports and creating shortcuts into systems which are up and running.
designtime.com.ua, 2009: Minor updates on famous WordPress 3.0
emreovacik.com, 2010: Well, you're looking at it :)

Oracle database always took part in all the projects. Using it for six years granted me to use different versions of the database system and plenty of tools to work with it such as TOAD, PLSQL developer or even Oracle Forms development for intensive use.
8i: Clients of SAGBIM (Banks, insurance and leasing companies)
9i: SAGBIM clients, Turkiye Ekonomi Bankasi, Wall Street Systems, Life:) / Emotion
XE: Life:) / Emotion
10g: Life:) / Emotion, E-Ukr Internet Investment, Wall Street Systems

Used as RDBMS of small enterprise solutions and websites such as posrednikov.net and eksperttv.com.
4 / 5: Life:) / Emotion, Wall Street Systems (QAIIS), E-Ukr Internet Investment

Used MSSQL as RDBMS of workflow system in Life company, combinational installations and test in Wallstreet Systems.
2000 / 2005: Life:), Wall Street Systems

Wall Street Systems has a widely used financial product called Wall Street Suite. Variety of customers brings variety of database selections. Product serves many kinds of Server OS x Database combinations which include Sybase database into these combinations.
12.5 / 15.0: Wall Street Systems