Onur Surmeli
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Onur Surmeli Email & Phone Number

Card Accounting Application Development Manager at Yapı Kredi Teknoloji
Location: Istanbul, Türkiye, Turkey 10 work roles 3 schools
1 work email found @ykteknoloji.com.tr LinkedIn matched
✓ Verified August 2026 4 data sources Profile completeness 100%

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Current company
Role
Card Accounting Application Development Manager
Location
Istanbul, Türkiye, Turkey
Company size

Who is Onur Surmeli? Overview

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Quick answer

Onur Surmeli is listed as Card Accounting Application Development Manager at Yapı Kredi Teknoloji, a with 369 employees, based in Istanbul, Türkiye, Turkey. AeroLeads shows a work email signal at ykteknoloji.com.tr and a matched LinkedIn profile for Onur Surmeli.

Onur Surmeli previously worked as Card Accounting Application Develoment Manager at Yapı Kredi Teknoloji and Senior Principle Business Analyst & Product Owner at Yapı Kredi Teknoloji. Onur Surmeli holds Doctor Of Philosophy (Ph.D.), Political Economy, Education Language Is English. from Yeditepe Üniversitesi.

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{first}.{last}@ykteknoloji.com.tr
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Profile bio

About Onur Surmeli

SUMMARY• Developed and specified business requirements transformed business requirements into technical design and integrated them into the current systems.• Communicating with business units and understanding the needs and requirements to comply with a working system• 8+ years of experience in the 24/7 running online software the scope of analysis, and testing.• 8+ years’ experience with ISO 8583 interface format.• Card Payments, authorization Scheme (credit, debit and prepaid cards issuing, POS and ATM acquiring), and clearing and settlement• Ability to explain difficult concepts to non-technical users (business units), bridge the gap between IT and business units.• Preparing the detailed functional analysis documents including a-b test case and diagrams.• Demonstrate high-level technical design• Team leader and conducted for PowerBI, building dashboards. Highly proficient problem solving based on the data. • Team leader and conducted QA Processes • +8 years of deep experience in SQL• Excellent organizational skills and time management.• Acquired Bachelor’s degree in Statistics• Acquired M.Sc. in Economics (Econometrics) (Thesis with Vectoral Autoregressive Models)• Ph.D. Candite in Economics (Thesis with Panel Data Analysis)

Listed skills include Payment Systems, Economics, Soapui, Sql, and 35 others.

Current workplace

Onur Surmeli's current company

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Yapı Kredi Teknoloji
Yapı Kredi Teknoloji
Card Accounting Application Development Manager
Employees
369
AeroLeads page
10 roles

Onur Surmeli work experience

A career timeline built from the work history available for this profile.

Senior Principle Business Analyst & Product Owner

Current

Istanbul, Turkey

Aug 2022 - Present

Principle Business Analyst & Scrum Master

Current

Istanbul, Turkey

YapiKredi is the biggest bank in Turkey which invests in the IT infrastructure and customer experience. 6M+ users are actively engaged in digital channels.Summary:Lead Business Analyst and Scrum Master of a team of 12 people that oversees and maintains online card transactions which create $2 million in revenue in a year. Integrated YapiKredi Bank with Global Blue to offer Dynamic Currency Conversion for international customers.Team leader and conducted for PowerBI YapiKredi Bank’s QA SupervisorReduced customer complaints by half in six months by conducting in-depth analyses and implementing improved software which resulted in 5% decrease in call center cost.Responsibilities:• Participating and gathering requirements and conducting impact analysis regarding credit, debit and prepaid card authorization software.• Managing, analyzing and updating the banking software that informs the customer about the transaction outcome. Sending 1 million push notifications and SMS per day which increased customer satisfaction by 10% over the last 6 months.• Regularly proposing solutions to the development team to increase customer satisfaction in the payment process by in-depth data analysis with advanced SQL knowledge from the data warehouse.• A/B Testing process and its documentation.• Leading as a scrum master in an agile framework, responsible for running daily stand-ups, planning and review sessions.• Deep experience with follow up the network release, testing and certification processHighlights:• As a lead analyst, helped YapiKredi’s systems eligible for Diners Club. This leads to the creation of $50k of new transactions per day.• As a lead analyst, made YapiKredi’s system eligible for the Dynamic Currency Conversion project for POS and ATM.• Conduct the analyst and technical design for International Money (Fund) Transfer function from YapiKredi’s account and card to international cards. (Visa Direct and MasterCard Send)

Aug 2019 - Present

Senior Business Development Specialist

Pendik

Summary:Garanti BBVA is one of the most tech-savvy banks of Turkey, acquired by BBVA. TakasNet is a department of Garanti Technology. It is a switching center that processes payments between the banks of merchants and the card-issuing banks who use Bonus Branding Cards. 10 Banks. 2 million transactions processed per day. 3 million credit and debit card penetration.Summary:Lead Business analyst a team of 7 seven people. Managed and updated the switching center which is the most revenue-generating team in Garanti BBVA.Migrated the switching center from IBM Mainframe to UNIX system by 99.9% service continuity.Classified the transactional data and modeled a DataMart by comprehensive SQL knowledge in the backend. Prepared 2 million transactional data to frontend per day.Responsibilities:- Leading wing-to-wing project lifecycle execution for the migration project of switching system from IBM Mainframe to UNIX system (5500 m/d)- A/B Testing process and its documentation.Highlights:- As a lead analyst, conducted a migration project to UNIX system from IBM Mainframe by 99.9% service continuity.- Designed and improved early warning systems, the rate of successful transactions were increased by 5%. This created 625K new successful transactions and raised customers¡¦ experienced 5%.

Aug 2018 - Aug 2019

It Specialist Business Analyst

İstanbul, Türkiye

Summary:Classified the transactional-based online data and modeled a DataMart (relational database) with comprehensive SQL knowledge in the backend. Prepared 2 million transactional data to frontend per day.Responsibilities:- Built and modeled DataMart for data visualizing portal by classified the transactional-based data by comprehensive SQL knowledge. (portal.takasnet.com.tr)- Analyzed requirements are given from customers and preparing high detailed business requirements documents.- A/B Testing process and its documentation.Highlights:- Classified and built a data mart in the backend by proceeding 2 Mio transactions per day. Customers can track their financial details in the portal provides rich visual themed reports to customers in the frontend.- Achieved a new income source to Garanti, BBVA $100K per year.

Aug 2016 - Aug 2018

Senior Information Technology Business Analyst

İstanbul, Türkiye

Responsibilities:- Analyzed, maintained and updated main card reporting to Federal Law of Central Bank of Turkey- Technical consultancy of integration between TakasNet and its member banks.- End to end technical consultancy including provision and authorization and legal proceeding to Garanti BBVA, FibaBanka and Burgan Bank. (2 million card penetration)- A/B Testing process and its documentation.Highlights:- The reporting of CPU usage was reduced by 40% by upgrading the reading method for data.- The accuracy rate of legal notifications increased from 85% to 97%. So, the customer satisfaction rate was increased by %4.

Jan 2015 - Jul 2016

Information Technology Business Analyst

İstanbul, Türkiye

Responsibilities:- Analyzed and testing of Garanti BBVA¡¦s Campaign offer and payment platform. Mobile iOS app. (bonusflas.com.tr)- Analyzed requirements given from customers and prepared high-quality business requirements document- A/B Testing process and its documentation.Highlights:- Made a very important contribution to the development of this application by quickly adapting to the company and the project although this is my first job.- Created the main campaign and payment mobile app of Garanti BBVA.

May 2013 - Jan 2015

Human Resources Analytics Intern

Eskişehir, Turkey

Jun 2012 - Aug 2012

Coordinator

Flashback Oldtime Photo

Ocean City, Md, Usa

- I worked as a coordinator between different departments such as sales, logistics and staff allocation.

Jun 2011 - Sep 2011
Team & coworkers

Colleagues at Yapı Kredi Teknoloji

Other employees you can reach at ykteknoloji.com.tr. View company contacts for 369 employees →

3 education records

Onur Surmeli education

Doctor Of Philosophy (Ph.D.), Political Economy, Education Language Is English.

Focusing the Thought of Economic Thinking

Master Of Science (Ms), Economics

- Focussing econometrics issues via strong knowledge on Statistics and Economics aspects - Specifically studying on inequality of income.

FAQ

Frequently asked questions about Onur Surmeli

Quick answers generated from the profile data available on this page.

What company does Onur Surmeli work for?

Onur Surmeli works for Yapı Kredi Teknoloji.

What is Onur Surmeli's role at Yapı Kredi Teknoloji?

Onur Surmeli is listed as Card Accounting Application Development Manager at Yapı Kredi Teknoloji.

What is Onur Surmeli's email address?

AeroLeads has found 1 work email signal at @ykteknoloji.com.tr for Onur Surmeli at Yapı Kredi Teknoloji.

Where is Onur Surmeli based?

Onur Surmeli is based in Istanbul, Türkiye, Turkey while working with Yapı Kredi Teknoloji.

What companies has Onur Surmeli worked for?

Onur Surmeli has worked for Yapı Kredi Teknoloji, Garanti Bbva Teknoloji, Garanti Teknoloji, Sarar, and Flashback Oldtime Photo.

Who are Onur Surmeli's colleagues at Yapı Kredi Teknoloji?

Onur Surmeli's colleagues at Yapı Kredi Teknoloji include Haşim Öztürk, Necati Oğuzhan Yumurtaci, Emel Koç Besnili, Beyza Çakıcı, and Onur Duru.

How can I contact Onur Surmeli?

You can use AeroLeads to view verified contact signals for Onur Surmeli at Yapı Kredi Teknoloji, including work email, phone, and LinkedIn data when available.

What schools did Onur Surmeli attend?

Onur Surmeli holds Doctor Of Philosophy (Ph.D.), Political Economy, Education Language Is English. from Yeditepe Üniversitesi.

What skills is Onur Surmeli known for?

Onur Surmeli is listed with skills including Payment Systems, Economics, Soapui, Sql, Econometrics, Business Analyst, Oracle Sql Developer, and Data Analysis.

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