Volkan Özçelik

Current

Front End Architect at MessengerFX
Chief Executive Philosopher at sarmal ICS

Past

Senior Web Application Developer at Veripark
Chief Technology Officer at cember.net
Java Enterprise Architect at Ergo İsviçre Sigorta A.Ş.

Senior Software Developer / Project Leader at Akiman HRM

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Education

Dogus Üniversitesi
Bogaziçi Üniversitesi

Recommended

6 people have recommended Volkan

Connections

254 connections

Industry

Information Technology and Services

Volkan Özçelik’s Summary

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.

Volkan Özçelik’s Specialties:

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

Volkan Özçelik’s Experience

Front End Architect

MessengerFX

(Privately Held; Internet industry)

October 2008 — Present (1 year 4 months)

- 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.
Chief Executive Philosopher

sarmal ICS

(Computer Software industry)

2003 — Present (7 years )

sarmal Information and Communication Systems
Senior Web Application Developer

Veripark

(Privately Held; 11-50 employees; Computer Software industry)

April 2008 — October 2008 (7 months)

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.
Chief Technology Officer

cember.net

(Public Company; 51-200 employees; Internet industry)

August 2007 — February 2008 (7 months)

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.
Java Enterprise Architect

Ergo İsviçre Sigorta A.Ş.

(Public Company; 501-1000 employees; Insurance industry)

September 2004 — May 2006 (1 year 9 months)

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
Senior Software Developer / Project Leader

Akiman HRM

(Partnership; 11-50 employees; Information Technology and Services industry)

April 2003 — September 2004 (1 year 6 months)

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.

Volkan Özçelik’s Education

Dogus Üniversitesi

MBA , Finance, Marketing, Advertising, HR , 2004 — 2006

Especially focused on Strategic Marketing and International Marketing.

Graduate thesis was on "Viral Marketing".
Bogaziçi Üniversitesi

Graduate , Computer Sciences, Communication Engineering , 1997 — 2003

Especially 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)

Additional Information

Volkan Özçelik’s Interests:

chess (played in several tournaments -- don't have a UKD though) Latin American Dances Percussion (playing conga especially) Nature and Trekking Social Networking

Volkan Özçelik’s Groups:

Türk Blog Yazarları (moderator)
http://blogyazarlari.ning.com/

İstanbul Doğa Tutkunları (moderator)
http://www.dogatutkunlari.com/

AJAXNedir mailing list (moderator)
http://groups.google.com/group/ajaxnedir/

Xing Bilişim/Internet Group (moderator)
https://www.xing.com/net/cem_bilisiminternet/
Xing Linux Turkey Group (moderator)
https://www.xing.com/net/linuxtr/
Xing Turkish Blog World Group (moderator)
https://www.xing.com/net/trblogs/
Xing Turkish Web Design and Development Group (moderator)
https://www.xing.com/net/webtasarim/

International Association of Software Architects
Mobile Marketing Association
BUMED-BURC Robert College and Bogazici University (Bosphorus University) Graduates Alumni
Likemind Istanbul
XING.com
Facebook.com
Information Security Community
.NET Developers
Turkiye
Semantic Web
Web Standards
Bogazici Universitesi Mezunlari/Alumni
Friends of Turkey
Fans of Mashable
Web 2.0 Turkey - Webrazzi.com
Cloud Computing
Bogazici (Bosphorus) University Alumni
European Internet Professionals
LinkedBPM
MySQL Professionals
Europe 2.0 - web 2.0, startups, funding, & entrepreneurship in Europe
Business Architecture Community
web standards development/ xhtml / css / seo
Web Standards Design + Development
Designers Talk
jQuery
Linux Turkey
AJAX Professionals
Text Analytics
Turk IT
Turkish Connection
CSS Designers & Developers
Artificial Intelligence Researchers, Faculty + Professionals
Venture Capital and Private Equity in Turkey
RIATalks - Rich Internet Apps Group
Web Girişim
Future Social Media
ProjeKurdu.com - Türkiye'nin Freelance İş/Proje Sitesi
evolt.org
TURKISH BUSINESS NETWORK
The European Tech Tour
Bilişim Yıldızları
Semantic Search
IT Professionals and Executives
Startup Incubators and Accelerators
End to End Web Developers
BBG - browser based gaming
5brand
Etohum