Volkan Ozcelik

Senior Web Application Developer @ Veripark

Istanbul

Turkey

www.linkibol.com

“My software never has bugs. It just develops random features. ”

Volkan is a java enterprise architect who left his full-time senior developer position to venture his ideas and dreams.

He codes C# as a hobby, trying to combine the .Net concept with his Java and J2EE know-how. He also works as a freelance web application developer/designer.

Volkan is especially interested in database oriented content management systems, web design and development, web standards, usability and accessibility. He was born on May ‘79. He has graduated from one of the most reputable universities of his country (i.e. Bogazici University) in 2003 as a Communication Engineer, and is currently about to finish his MBA in a second university.

I'm open to job opportunities

RESUME

My objective is to collaborate with Software Development, Information Technology, Research & Development or a related industry with freedom to research and implement new technologies; where I can further improve my skills and co-operate with other motivated people.

Specialties
Web Application Development (client-side and back office), Client-side Dynamic Scripting (AJAX), Accessibility and Usability analysis, Database Systems, Technology Consulting

Experiences

MessengerFX : 10/2008 - Present
Front End Architect
- Securing and enhancing front-end AJAX infrastructure of the platform and adding new modules and functionalities.
- User interface, user experience, usability and accessibility analyses.
- JavaScript Framework Development (MFX JavaScript Core)
- Backend AJAX integration, backend architectural design, database design and optimization.
- Optimization and profiling of the web application to sustain a scalable service under high traffic load.
sarmal ICS : 2003 - Present
Chief Executive Philosopher
sarmal Information and Communication Systems
Veripark : 04/2008 - 10/2008
Senior Web Application Developer
VeriPark develops B2B, B2C, CRM and ERP solutions.

- Developed "customizable products" in conjunction with digital business services using platform offerings of major technology vendors such as Microsoft, Oracle and IBM.

- Worked on installation and localization and maintainance of a 4 tier internet banking application for a globally-known company in Russia. The project has a strictly layered architecture, which enables it to be used in a distributed environment easily.

Technologies and products used while working at VeriPark include:
Visual Studio 2005, XML, XSLT, C#, SQL Server2005, EDRA, BizTalk, Microsoft Dynamics CRM, ASP.net, ASP AJAX Components, RAD Controls, JQuery and sardalya.
cember.net : 08/2007 - 02/2008
Chief Technology Officer
cember.net was the leader business networking portal of Turkey with over 400.000 qualified members in various sectors, which has been acquired by Xing AG.

- Remotely managed a team of 12 developers. Used
PM tools including JIRA and open workbench.

- Demonstrated an in depth understanding of systems architecture.

- Prepared proposals/reports/briefings.

- Detected security leaks of the web application by issuing automated and manual penetration tests. Spotted out several non-trivial SQL injection vulnerabilities, XSS, CSRF, header injection weaknesses of the system.

- Implemented solutions to enhance the reliability
and security of the overall infrastructure. Implemented several AJAX modules to increase the front-end usability.

- Optimized the back-end code to boost performance.

- Proposed solutions to increase the inbox deliverability rates of newsletters. Increased mail deliverability ratio from 35% to 90% by Implementing a solid opt-in and bounce back policy.
Ergo İsviçre Sigorta A.Ş. : 09/2004 - 05/2006
Java Enterprise Architect
Created and optimized EJB Modules, JSP Infrastructure, DB Stored Procedures, client -side DHTML scripts for the company's J2EE insurance project

Detected code-level, network-level and database-level security leaks of the application
Akiman HRM : 04/2003 - 09/2004
Senior Software Developer / Project Leader
Concentrated on creating modular and flexible solutions for web-based CMS and e-commerce applications. Worked as a team leader on some of the projects. coordinated 2-3 developers, a DBA and a designer.

Education

Dogus Üniversitesi : 01/2004 - 12/2006
MBA
,
Finance, Marketing, Advertising, HREspecially focused on Strategic Marketing and International Marketing.
Graduate thesis was on "Viral Marketing".
Bogaziçi Üniversitesi : 01/1997 - 12/2003
Graduate
,
Computer Sciences, Communication EngineeringEspecially focused on software development, signals and systems, digital signal processing, network security and cryptography
Written graduate project in Java programming language.
President of BUEC for 2 years. Coordinated several courses, seminars, technology meetups including e-fest which was a 3-day organization, and e-vision which was an interactive magazine.
Activities and Societies:
President of Electrotechnology Club (BUEC),
Member of Ballroom Dancers Society (BUDANS),
Member of Engineering Society (ENSO)