Umut Gokbayrak
Atasehir

Kadikoy, Istanbul 34758
Turkey
umut@claros.org
http://www.umutgokbayrak.com



EXPERIENCE Date Company Name Company City
03/2003 - 08/2006 Yapi Kredi Bank Istanbul, Turkey
Title/Position: Analyst (4th degree of 5 level career path)

Develop software for Web, e-mail and SMS environments. Gave lectures to more than 100 collegues on the web software development. Worked on some software engineering concepts such as UML, Requirement Analysis, Struts, EJB, Extreme Programming, seperation of the ststic content from synamic web pages be introduced to the team and used it in many projects. Some projects involved:

Kocbank - YKB Integration: Responsible for the small team of core web applications architecture. Develop an Object Oriented PL/SQL connection mechanism with the bank's core banking system (CBS) and PL/SQL routines and integrated the base system of YKB's with minimum effort. Developed Java Taglib's for the user interface and provided the architecture documentation. Developed the agenda, smart favorites mechanisms.

Postane: It is an e-mail/sms/fax middleware for the whole bank. Some modules involved : bulk mail delivering, bulk sms delivery, failed e-mail collection mehanism, admin interface, listeners, OTA protocol, delivery reports.

Worldonline: Merchant search engine, some bugfixes.

KKOnline: It is an online credit card application, investigation and service fully integrated with the backend NBS system. Used EJB technologies, Web Services and complicated error checking/workflow mechanisms helpful for verifying the customer's identity and let the customer apply with the correct information.

MSN Turkey Finance Portal: Microsoft Netowork Turkish Portal(msn.com.tr) 's finance portal was developed and made alive with YKB's financial data and backend in only 7 days

Simplus64: A brand new, secure SMS banking solution. Provided the whole banking suite of, inquiries, money transfer, funds, payments, credt card operations etc... with binary and text SMS messages which is also integrated with the Postane System.

Telewap: Worked on the 2nd generation of WAP channel. Worked on migration the channel to the Websphere platform and wrote custom modules for it. Worked on OTA(Over The Air) installation of the WAP/GPRS profiles to the mobile phones.

Teleweb.com.tr: Worked on the integration of TelewebClub and Teleweb, built some custom modules such as Live Chat, agenda, sp64 administration, email&sms administration, financial information portal etc...

For all these projects, worked on a 7/24 fashion and provided support.


02/2002 - 03/2003 Gilan A.S Istanbul, Turkey
Title/Position: Software Engineer
Develop software using latest technologises such as Web Services, XML-RPC on Linux servers and Windows develop Visual Basic client software. Maintain and install Linux servers. Responsible for web, e-mail and file servers. (Project based contract)

10/2001 - 10/2002 Gelecek A.S. Linux Systems Istanbul, Turkey
Title/Position: Software Engineer
Core developer for the Gelecek Linux distribution. Develop ANSI/ISO C software. Maintaining the installation and system management software.

08/1999 - 08/2000 Onar Internet and Network Solutions Ltd. Izmir, Turkey
Title/Position: Company Partner, System Administrator/PHP Developer
Install, maintain, troubleshoot Unix/Linux/NT servers. Responsible for backup strategies, NFS, samba, sendmail, qmail, FTP, Apache, MySQL, PostgreSQL servers.

02/1998 - 09/1999 Unimedya Internet and Video Conferancing Solutions A.S. Izmir, Turkey
Title/Position: Senior System Administrator
Unimedya is an ISP. Installed, maintained, troubleshoot Unix/Linux/NT servers. Added new installations. Prepared weekly reports on the system operations. Monitored users and network.

ADDITIONAL PROJECTS

Worked on many open source projects at free time and gained some success to mention on them. Major ones are:

Claros inTouch: An Ajax groupware solution for the Java platform similar to Gmail's fashion. It can provide all features of popular web based e-mail software such as YahooMail!, Gmail etc... with many extras. It is the first open source e-mail solution to intruce integrated web based capabilities with networks such as MSN, YahooMail, Google Talk, AIM, ICQ. It is beeing used by many corporates/Organizations such as Dogan Holding(Ekolay Webmail), Paraguay Government, Mongolia Government etc... It is been downloaded by more than 30.000 individuals by the end of first year all over the world.

Claros Chat: An Ajax web based chat application. It is capable of connecting to all popular chat networks such as Google Talk, MSN, Yahoo IM, AIM. It is currently listed as the 6th most popular project on earth at commonly known http://www.hotscripts.com portal.

Postaci Webmail: A PHP based platform and protocol independent (POP3/IMAP), open source webmail client which supports more than 24 languages. It has been downloaded by more than 100.000 individuals all over the world. (http://www.trlinux.com)

Gelecek Linux - Participated the development team of a Turkish GNU/Linux Distribution, which is also very popular in Turkey. (Gelecek Linux) (http://www.geleceklinux.com)

Jade - Project Leader/Software Developer for a genuine design ERP application, which is called Jade by Gilan (versions I and II), specialized for jewellery business. Responsible for full implementation for the accounting, CRM, marketing, logistics modules and general integration issues.

 

EDUCATION Grad Year School Name School Location
Present Yeditepe University Istanbul, Turkey
Degree: MBA
2001 Ege University Izmir, Turkey
Degree: Bachelors degree from Computer Sciences
1995 Nazilli Anadolu Lisesi Nazilli/Aydin, Turkey
Degree: High School



SKILLS Category Name Experience Level
Economics Related
General Economics 3 Year Intermediate
Investment Tools 2 Years Advanced
Portfolio Management 2 Year Intermediate
Accounting 2 Years Intermediate
Programming Languages / Environments
Ajax 1 Year Advanced
C 5 Years Intermediate
EJB 2 Years Advanced
Struts 4 Years Advanced
Web Services 4 Years Intermediate
UML 3 Years Advanced
XML 3 Years Intermediate
JAVA 6 Years Advanced
PHP 5 Years Advanced
JavaScript 8 Years Advanced
Shell Scripting 4 Years Advanced
Visual Basic 5 Years Advanced
Operating Systems/Networking/ Application Servers
Linux 11 Years Advanced
Windows 12 Years Advanced
TCP/IP Networking 8 Years Intermediate
Unix 6 Years Advanced
Websphere App. Server 4 Years Advanced
Tomcat 5 Years Advanced
JBoss 2 Years Intermediate
Databases
MySQL 6 Years Advanced
SQL Server 3 Years Advanced
DB2 4 Years Advanced
Oracle 1 Year Intermediate
Applications
Adobe Photoshop 4 Years Advanced
SMTP/POP3 7 Years Advanced
MS Exchange Server 3+ Years Advanced


LANGUAGE SKILLS Language Level
English Advanced
German Beginner
Turkish Advanced

MILITARY OBLIGATION Completed  

CERTIFICATIONS Year Title
2000 MCSE Training Track
Got a MCSE certificate at the end
2000 Linux Certification Training
Got a Linux Certified Professional Certificate (LCP) from www.linuxcertification.org which is a certified Prometric authority all over the world.

AWARDS 2001: Awarded as the best free software project in Turkey by Middle East Technical University IEEE Branch(METU)at the contest "Free Software Development Contest" by Postaci Webmail software. Got the first prize from the lead-developer of C++, Bjarne Stroustrup.