Koray Gecici
Istanbul, Turkey

I'm a hands-on java and .net development team leader. My main responsibility is, removing technical obstacles, technology decisions, code-reviews, , performance improvements and ensuring first-class quality software. I used technologies like Java, Spring, Quartz, Hangfire, Rabbitmq/Activemq, Logstash & Elastic Search & Grafana, Sonarcube, Jenkins, Checkmarx. Some of my business expertise areas are ATM/POS Acquiring, Virtual POS & e-commerce & Payment Gateway, Debit/Prepaid & Credit Card Issuing.

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List your work history, including any contracts or internships
Jun 2019 - Jan 2021 (1 year 7 months)
Istanbul, Turkey
Director Of Technology
Management of Processing(Acquiring & Issuing), VPOS & Payment Gateway and Business Intelligence teams.
I'm responsible for;
- Architecture of secure, reliable and scalable design
- Processing development team management (.net and java)
- VPOS & Payment Gateway application team management (.net core & angular)
- Management of Data warehouse (DWH), ETL and Business intelligence team
- Cost efficiency, audits and secure software development
- For 6 months I also took responsibility of analysis & test team management
3 years
Istanbul, Turkey
Sr. Director, Card and Merchant & ATM Software Development
Aug 2016 - Jun 2019 (2 years 10 months)
Management of Card and Merchant, .NET & Java Development Teams
Responsibilities include:
- Managing and planning developments for 20+ customers in 5 countries
- Budget planning
- Vendor contract management
- Being compatible with security standards like PCI-DSS
- POS & ATM Acquiring
- Debit & Credit & Prepaid Card Issuing
- Payment solutions for Public Transportation used in Turkey and Serbia
- Highway toll collection system in Turkey
- Card personalization
- Many different Java and .NET
- PAYS ATM monitoring project
- HCE(Host card emulation)-MDES
- E-commerce portal
Sr. Director, Mastercard America ATM Integration Consultant
Aug 2015 - Oct 2015 (2 months)
I took short term assignment in Mastercard USA office to leverage ATM systems in North America
Jun 2013 - Aug 2016 (3 years 2 months)
Istanbul, Turkey
Director - ATM Software Development
Responsibilities include:
- Management of ATM Monitoring application development team
- Management of ATM and EMV C++ development team
- Management of Oracle DBA & Unix Administrator
- Management of R&D Projects
- Management of SAP Business Objects development team
- Product roadmap planning for ATM Monitoring application
- Budget planning

This section lets you add any degrees or diplomas you have earned.
İstanbul Üniversitesi
Bachelor of Science (BS), Computer Engineering
Dec 1996 - Dec 2000
Bahçeşehir Üniversitesi
Master of Business Administration (M.B.A.), Executive MBA
Dec 2011 - Dec 2013
Application Security and Secure Coding Training course in .NET
Jun 2020
Java Expert
Mar 2019
DevOps Foundations: Site Reliability Engineering
Sep 2018

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