Ertuğrul M. Bilgin Email & Phone Number

Turkey

Istanbul, Türkiye

• Training Generative AI systems.• Making LLMs (Large Language Models) safer, more accurate, and more reliable

Istanbul, Turkey

Expert Consultant for IT and Banking Software Testlng at Ziraat Teknoloji (IT company of the bank Ziraat Katılım)

• Software Quality and Testing full set of features of the mobile banking application “Katılım Mobil” (for Android and iOS) of "Ziraat Katılım" bank. - I detect nearly 25-30 defects for monthly releases of the mobile banking app and make it run flawless before launching into production for millions of subscribers and users.• Business Analyses of Banking Processes of the department Cash Management & Payment Collection at "Ziraat Katılım" bank. - I resolved severe security… Show more • Software Quality and Testing full set of features of the mobile banking application “Katılım Mobil” (for Android and iOS) of "Ziraat Katılım" bank. - I detect nearly 25-30 defects for monthly releases of the mobile banking app and make it run flawless before launching into production for millions of subscribers and users.• Business Analyses of Banking Processes of the department Cash Management & Payment Collection at "Ziraat Katılım" bank. - I resolved severe security vulnerability about querying bank accounts of big companies and legal entities via the external API’s of Ziraat Katılım. After noticing the security gap, I made the system architecture changed, patched and solved the issue which, if not avoided, would lead to big reputational loss for the bank. Show less

Istanbul, Turkey

Expert Consultant for IT and Banking Software Testing at Ziraat Teknoloji (IT company of the bank Ziraat Katılım)

Istanbul

• Consulting for AWS (Amazon Web Services) cloud computing and web architecture.COMPUTER EXPERIENCE & KNOWLEDGE:---------------------------------------------------• Software Testing, Programming, Database:: - Selenium, Cucumber, SoapUI, Wireshark (capturing network traffic and analyzing packets), JIRA - Unix/Linux shell programming, Java - Oracle RDMS, MySQL, PL/SQL, Cassandra NoSQL: Used for raw data manipulation and creating statistics• Operating… Show more • Consulting for AWS (Amazon Web Services) cloud computing and web architecture.COMPUTER EXPERIENCE & KNOWLEDGE:---------------------------------------------------• Software Testing, Programming, Database:: - Selenium, Cucumber, SoapUI, Wireshark (capturing network traffic and analyzing packets), JIRA - Unix/Linux shell programming, Java - Oracle RDMS, MySQL, PL/SQL, Cassandra NoSQL: Used for raw data manipulation and creating statistics• Operating Systems, Internet/Web Technologies: - AWS (Amazon Web Services) Cloud Computing and Architecture - Advanced Unix (Sun Solaris), Linux, Microsoft Windows Family knowledge. - Apache Tomcat application server, Jakarta Apache web server (http, https) deployment and maintenance for Unix systems and other web servers for Microsoft Windows OS• Data Communication and Computer Networks, TCP/IP protocol, GSM system (Cellular Communication) knowledge• Advanced usage of MS-Office (Windows) and Open Office (Linux)COMPLETED PROJECTS FOR GSM OPERATORS:-------------------------------------------------The Operators: Vodafone Turkey, Türk Telekom (Avea), Astelit Life, Azercell, Geocell, KKTCELL, Moldcell, STC• Push Notification (iOS apps, Android apps, SIM based)• Avantaj Cepte (Vodafone campaign management service for advantageous offers to subscribers)• RBT (Ring Back Tone), VM (Voice Mail), Mobile Signature (E-signature)• SMSC (Short Message Service Center), SMPP Gateway• MMSC (Multimedia Message Service Center), WAP (Wireless Application Protocol) gateway• IPTV (Internet Protocol Television), OTA (Over-The-Air), VDMS (Device Management Service)• IoT (Internet of Things,Thingworx)TELECOM EXPERIENCE & KNOWLEDGE:------------------------------------------• Telecom Nodes (MSC, HLR, SCP, DDF), signalling, network deployment and monitoring• RBT (Ring Back Tone), VM (Voice Mail), DMS (Device Management System)• SMSC (Short Message Service Center), MMSC (Multimedia Message Service Center) Show less

Istanbul, Turkey

• Building high available and scalable cloud architectures for web applications. Developing "Infrastructure as Code" using Terraform and deploying web applications on AWS Cloud. Making CI/CD pipelines by TeamCity and GitLab.

Amsterdam, Netherlands

Sr. Cloud DevOps Engineer (For Triodor - Engineering Branch at Turkey)

Istanbul, Turkey

• DEFINING TEST METHODOLOGIES: Unit, integration, functional, regression, acceptance tests and running the tests for services before going live. Helping in business analysis and requirements of the systems.• CAMPAIGN MANAGEMENT: Analysis, operations and KPI reporting of push campaigns for millions of subscribers on Application Based Push Notification and SIM Based Push Notification services on cloud and in on-premises environment. • AGILE METHODOLOGY: I have been in… Show more • DEFINING TEST METHODOLOGIES: Unit, integration, functional, regression, acceptance tests and running the tests for services before going live. Helping in business analysis and requirements of the systems.• CAMPAIGN MANAGEMENT: Analysis, operations and KPI reporting of push campaigns for millions of subscribers on Application Based Push Notification and SIM Based Push Notification services on cloud and in on-premises environment. • AGILE METHODOLOGY: I have been in squad teams dedicated to various projects and services with taking advantage of Kanban methodology. • CRM: Solving customer complaints and problems using CRM tools • CI/CD (Continuous Integration / Continuous Delivery): Transforming some of our services into microservices using Docker, Jenkins (automation), Maven (building), Kubernetes/OpenShift (PaaS: Platform as a Service), ELK (Elasticsearch, Logstash, Kibana). Show less

Istanbul, Turkey

• Prepare and contribute to RFP and SLA documents for the services to be signed between Vodafone Turkey and vendor companies.• Operations of IT & telecom services having millions of subscribers with 99,999% service availability for Vodafone Turkey.• Negotiations with vendor companies for improving and troubleshooting of their services as a "Customer Channels & Mobile Operations" team member.• Directly in communication with Vodafone Headquarters Global… Show more • Prepare and contribute to RFP and SLA documents for the services to be signed between Vodafone Turkey and vendor companies.• Operations of IT & telecom services having millions of subscribers with 99,999% service availability for Vodafone Turkey.• Negotiations with vendor companies for improving and troubleshooting of their services as a "Customer Channels & Mobile Operations" team member.• Directly in communication with Vodafone Headquarters Global Operations as single-point-of-contact on behalf of Vodafone Turkey. Show less

Istanbul, Turkey

• Testing (preparing and running functional tests), on-site deployment, integration and support of applications and services for GSM operators on high capacity Unix systems which serve millions of end-users inside and outside Turkey.• Quality control of software and systems according to BR (Business Requirements) and TLD (Top Level Design) documents prepared by product management.• Consultation for services & systems for the customers (GSM operators).

Istanbul, Turkey

• Support (24/7), on-site deployment and integration of applications and services for GSM operators inside and outside Turkey like, Turkcell, Avea (Turk Telekom), KKTCELL, Geocell (Georgia), Astelit Life (Ukraine), Azercell (Azerbaijan), Moldcell (Moldavia), STC (Saudi Telecom).• Troubleshooting, software upgrade, platform monitoring, emergency handling, configuration change of several systems running on Unix platforms.• Project negotiation with the customers (GSM… Show more • Support (24/7), on-site deployment and integration of applications and services for GSM operators inside and outside Turkey like, Turkcell, Avea (Turk Telekom), KKTCELL, Geocell (Georgia), Astelit Life (Ukraine), Azercell (Azerbaijan), Moldcell (Moldavia), STC (Saudi Telecom).• Troubleshooting, software upgrade, platform monitoring, emergency handling, configuration change of several systems running on Unix platforms.• Project negotiation with the customers (GSM operators) after project kick-off. Show less

Istanbul, Turkey

• Management of food corporation as family business (together with university education).