Резюме Senior analyst developer

OBJECTIVE

Development / Consultancy / Project management in IT and Telecommunication.

WORK EXPERIENCE

01/2019

– Present

I2I SYSTEMS , Istanbul, TURKEY

Senior Analyst Developer

Working on 5G projects (MCPTT). Developing Mission Critical Push To Talk management
servers like GMS (Group Management Server), CMS (Configuration Management Server)
and IDM. Developed XCAP server andSIP stack application on java for subscription and
notification SIP messages.

Configured Asterisk and Kamalio software.

Developed software with C programming language using PJSIP library for MMTEL sup-
plementary services.

Advanced on XML technologies, Python twisted framework, MySQL and Springboot
applications.

09/2018

– 01/2019

DORUK AUTOMATION , Istanbul, TURKEY

Senior Software Engineer

Supporting software projects mainly on Manufacturing Operations Management (MOM)
systems; Developed applications written with C# and using Oracle DB.

01/2018

– 09/2018

ALI TEKNOLOJI TURKEY , Istanbul, TURKEY

Senior Software Engineer

Given development and operational support on variety of software projects on different
areas. Supported hardware and software integration including investigating and debug-
ging issues. Validated software designs to ensure conformance with functional specifica-
tions and customer requirements.

Main Projects I worked on:



BIGS (TURKCELL Base Station Security System) project:

***** ONUR SENDAG

Address

:

Istinye Koru mah.
Sariyer Istanbul-TURKEY

Mobile

:

+ Показать контакты

Email

:

******************** (mailto:********************)

o

Developed Java web application on both Java and JavaScript side. Provided
development support for Java web applications. (Advanced in Spring, Maven,
Hibernate, MVC)

o

Designed and developed MSSQL database for high intensive transactions with
triggers and stored procedures and with all other database objects. Gave sup-
port on data migrations from MongoDB.

o

Supported Node.js microservice applications, Kafka installation and configura-
tions.

o

Developed client/server applications written in C/C++(11) used for stress tests
with asynchronous/synchronous connections with multiple-threaded or event-
driven server options. Added options of SSL secure connections with WolfSSL
library.

o

Supported embedded software application at MCUXpresso development envi-
ronment.

o

Integration of video recording and object detection software applications into
the project.



TURKCELL Voice Assistant Project:
o

Worked on Google AIY voice assistant kit‘s open software written in Python in 
order to customize the hot word and send the audio data in real time to cus-
tom voice assistant server. 



PDU project: 
o 

Supported documents, embedded card system. Developed STM32 microcon-
troller application for UART communication using JSON data on Keil develop-
ment environment.
 

 
09/20************ 

INGENICO TURKEY , Istanbul, TURKEY

Software Specialist 

POS and ECRPOS banking applications development using C programming language 
with GNU development tools such as GCC , GNU MAKE etc. 
 
Main responsibilities and tasks: 



 Intergration of banking applications with ECR( Electronic Cash Register ) . 



 Developing EMV contact and contactless application software for banking applica-

tions for Ingenico Telium / Unicapt payment terminals. 



 End to End user test (ADVT , MTIP…) for EMV certified software for attended or unat-

tended POS Terminals 



 Integration and protocol software design for new devices (i.e. contactless card readers 

from OTI, cash registers …) connected to point of sale or ECRPOS terminals. 



 GSM-GPRS, Ethernet, and dial-up modem communication software for terminal to 

bank host communication. 



 Field support for bank test groups and pos installation companies ,solving problems 

re-ported by them. 



 Scheduling test cases and procedures for ingenico test team , assisting about software 

stability and reliability.
 
 

04/20************ 

ORGA SYSTEMS , Istanbul, TURKEY 

Customer Support Engineer 

First level support for GMS Operator customers.

Mainly worked on GSM Billing systems (Postpaid/Prepaid/Convergent), mobile 
communication networks (GSM/UMTS/CDMA), Intelligent Networks – IN. 
Advanced in UNIX script programming (Tru64, Solaris , HPUX, AIX), SS7 GSM networking 
protocols. 
 
Main responsibilities and tasks: 



 Making the first analysis and locating the problems.



 Giving pre-emptive maintenance support, locating problems before it happens. 



 Following escalation procedures in case of emergency situations 



 Providing assistance to the software development team for the fast solution of the 

problems. 



 Performing installations at customers site and solving any problems during the 

installation. 



 Providing on-site support after software delivery. I assisted during the customer 

acceptance tests and provided assistance to the customers' operator team.

Worked as Product Quality Assurance Engineer for a short period of time. Wrote ksh test 
scripts for custom-made test system.

10/2004 

– 04/2007 

INGENICO TURKEY , Istanbul, TURKEY

Software Specialist

POS banking applications development; Supported abroad projects and customers (HSBC 
Malta, Commercial International Bank, NationalBank of Egypt, Jordan National Bank, 
Zimbank); Advanced in POS payment technologies, EMV, ISO 8583 and C programming 
language. 
 
 

10/20************ 

ISTANBUL NAVAL SHIPYARD, Istanbul, TURKEY

Worked as reserve officer at IT Department of Istanbul Naval Shipyard; Advanced in 
Visual Basic, ASP, Windows 2000, MS Access. 
 
 

08/20************ 

TATA CONSULTANCY SERVICES, New Delhi, INDIA

AIESEC Internship 

As a AIESEC trainee I worked on Company's telecommunication projects at TCS's Noida 
Office. Developed on C++ projects, Network applications and test scripts for a test 
automation project with Tcl/Expect script languages. 
Mainly advanced in C, C++, TCP/IP and Linux , UNIX Network Programming, multithread 
programming and Tcl/Tk-Expect Script languages.

EDUCATION 

*************02

CUKUROVA UNIVERSITY (C.U.) , Adana, TURKEY

B.S. in Electrical and Electronics Engineering 

Concentrations: IT & Telecommunications

COMPUTER SKILLS 

Programming Languages :

C, C++(11, 14, 17), C#, Java (Spring boot, Hibernate, JSF, 
Maven) , Python (Twisted framework), JavaScript, 
TypeScript, Node.js, Unix Script Programming 

Web programming:

PHP, JavaScript, AJAX, JSON, JQuery, Smarty, GMAP,
OpenLayer 

Databases:

MySQL, MSSQL, Oracle 

NOSQL: 

XML, XSD, XPATH, XQUERY, DTD, XSLT 

Operating Systems:

Windows, Solaris, Linux

Software:

Emacs, CVS, Perforce, Apache Web Server, Kafka, 
Zookeeper, Lotus Notes, Eclipse, Pycharm, Visual Studio, 
Keil, Redmine, Asterisk, Kamalio 

 
ACHIEVEMENT 



Hackerrank.com Gold Levels on both C++ and SQL skills . 
( (https://www.hackerrank.com/onursendag)

https://www.hackerrank.com/onursendag (https://www.hackerrank.com/onursendag)

) (https://www.hackerrank.com/onursendag) 



Developed ship & cargo matching algorithms with PHP and MySQL. Advert automatic 
downloading, scratching, parsing, reading and matching algorithms. 



Instructor, Part Time. Teaching following courses: 
C/C++, Network Programming, SQL etc 

PERSONAL INFORMATION 



Turkish Citizen, Born on ************. Driving License: Class B. 

COURSES 

• 

Advanced (Modern) C++ language (160 hours) (09.2018 

– 12.2018)

Trainer: Necati Ergin / Association: C & System Programmers Ass. Branch of Turkey

• 

Personal Leadership (********** 

– **********)

• 

Effective Presentation Techniques (********** 

– **********)

Trainer: Selen Domaç / Association: Dialog Anlatım İletişim

• 

Customer Satisfaction (********** 

– **********)

Trainer: Mine Aytaç & Neslihan Memigüven / Association: Navitaş

• 

EMV (2007)

Trainer : Ozgur Altuntaş / Association: SmartSoft

• 

Project Management (14.*************.2006)

Trainer : Can IZGI / Association: Istanbul Kurumsal Gelisim 

LANGUAGES

Turkish (Native Language), English (Fluent)

HOBBIES & INTEREST 



Chess, Travel, Photography, Sports (Basketball, Swimming, Diving, Cycling, Running, Fitness 
and Yoga) 



Foreign languages (French & Russian)