DefineX DefineX

Team DefineX

DefineX team is known for its industry expertise and rigorous focus on client success. Our seasoned team helps clients stay ahead by reinventing themselves in the age of digital disruption.

Tolga Ulutaş

Tolga Ulutaş

CEO

A life-long learner, driven by curiosity who lives with lots of questions in mind at any point in time. Loves tackling in a context where the intellectual challenge is high and the impact of success is one of a game-changer. Most happy when shaping, building and testing new approaches and new thinking for long-running and painful problems. Positive and an optimist by nature; always genuine, always on and always fun. Loves building trust-based, enduring relationships. A true believer in meritocracy and value of hard-work; loves people and loves motivating them to reach their top potential.

He has been lucky enough to find the chance to execute all of the above at great companies and for iconic brands at a global level and trusted with implementing very important missions either as a consultant or as a business leader. While doing all of the above, he’s built a strong track record in making technology work for impactful business transformation and learned to create competitive advantage for industries such as telecom, financial services, and retail.

Lived long enough to know that all competitive advantage stems from building top-performing teams, life-long friendships and creating pride in people in what they do. Proud to be recruited by “teamdefinex” and work for “teamdefinex” where we are all building a new company.

He holds a BSc from ITU and an MBA from SDSU, which led him to find his first job years ago. After all, engineering rocks when you know how to solve business problems with it.

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Emre Hayretci

Emre Hayretci

COO

Well-respected, technologically savvy, and customer and people centric senior technology business leader with 24 years of experience in digital, business and technology consulting, spanning the entire business and operations, from complex system implementation, business and technology transformation to product/software development lifecycle.

Recognized as respected technology & digital business leader, and subject matter expert on digital and technology transformations. Proven track record of building capabilities through developing, mentoring and leading top performing teams. Credited with setting up business and practices in the execution of end-to-end business and consulting services to advance the company’s competitive position, grow market share, boost profitable revenue, increase Client’s value, and exceed performance expectations. Emre, graduated from Bosphorus University, Computer Engineering.

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Funda Karakaşoğlu

Funda Karakaşoğlu

Head of Go-to-Market

23 years of experience in Information Technology and Solutions industry, mainly focusing on market development and governance roles in complex customer centric solutions to maximize customer revenue, increase efficiency, reduce cost and create loyal customers for the brand through digital transformation by utilizing cloud, mobile, social, IoT, and Customer Experience solutions.

Funda, graduated from Hacettepe University Business Administration Department, started her career in banking industry and moved to Technology and Solutions industry in 1997, had several positions locally and globally in technology, platform vendors and consulting companies.

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Dilge Doğan

Dilge Doğan

Head of People

Dilge is a seasoned People enthusiast with a specialized background in technology startups. Prior to joining DefineX, she served startup technology companies undergoing rapid expansions as the first-ever senior-level HR. Throughout her career, she’s built HR departments from the ground up to implement HR standards and compliance, designed high-performing strategies and executable solutions to support organizational design, feedback cycles, recruitment, compensation and benefits, leadership development and employee engagement.

She received her bachelor’s degree in human resources management from the University of York and earned a master’s in science degree in organizational behavior from the University of London.

Dilge is the member of the Human Resources Professionals Association in Ontario (HRPAO), Canada, an ICF accredited Erickson Solution-Focused Coach and the founder of Lean X Women in Turkey circle with a mission of empowering other women in Turkey of any age to develop their professional careers and uplift their full potential. Join here.

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Melkon Çırak

Melkon Çırak

Head of Development

21 years of experience in Information Technology and Banking industry. Technical delivery lead responsible for defining solution architecture and road-maps in a global context, successful execution of contract management with proven record, managing and monitoring budget, forecasting capacity and resource planning, building and leading effective technical and functional teams, ensuring scope control, implementation of full security and compliance requirements and delivering high quality large transition projects on time and within budget and Client satisfaction.

Key Specialties of Melkon are IT Transformation Design and Implementation, Program/Project Management, Client Management, IT Business Alignment, Internet Banking and Custom Application Development. Melkon graduated from Istanbul University in 1996.

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Savaş Yürekli

Savaş Yürekli

Principal

A result-oriented Information Technologies & Consulting professional with a strong management background. Savaş possesses more than 22 years of local & international expertise specialized in IT services sector.

Savaş holds M.Sc. and B.Sc. degrees from METU Electrical and Electronics Engineering Department. His market expertise lies mainly in Banking, Insurance, Capital Markets, and FMCG.

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Esra Bekçe Erdoğan

Esra Bekçe Erdoğan

Principal

An experienced financial services industry consultant with 18+ years of experience, delivering solutions to businesses, striving to improve their performance in the digital age. Her main ambition has been to make valuable contribution to business by combining deep insight with an understanding of how technology will impact industry and the business models. Her career spans over designing business and operating models to overseeing and executing transformation programs as well as variety of projects in different banking and insurance domains with established track record of driving increased levels of revenue, productivity, efficiency, performance and customer satisfaction.

Esra holds a MBA degree from Koç University and BA Business Administration from Marmara University.

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Efe Can Örkiz

Efe Can Örkiz

Principal

A technology consulting professional with 11+ years of experience in architecting and delivering complex transformation programs in financial services and telecommunications industries. Enables companies to become high-velocity enterprises by building digital platforms, next-generation architectures, technology strategy roadmaps, and operating models.

He leads the Technology Consulting practice of DefineX with a team of highly skilled technology strategists and consultants and provides services on Digital Transformation, Technology Strategy, Enterprise Architecture, and IT Governance. He has acquired experience in several large-scale technology transformations, application modernization, and systems integration programs. He is specialized in Enterprise Architectures, Cloud Native Technologies, SOA and Microservices Architectures, Domain-Driven Design, Enterprise Integration, API Management, and Business Process Management.

Efe holds a BSc in Industrial Engineering from Bilkent University.

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Serkan Susantez

Serkan Susantez

Senior Architect

Serkan is a Technology Architecture Delivery Senior Manager with more than 14 years of experience in IT-industry. He has 8 years of development experience with packaged and custom applications in the BSS/OSS domain. Performed end-to-end delivery with different technologies, designed and delivered platform’s and/or product’s required architecture components (i.e., development, operations, execution, application). Performed activities to maximize efficiency through architectural optimizations, eradication, and enabling automation.

Serkan holds an MBA from Baskent University and B.S. in Computer Engineering from Baskent University in June 2005.

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Serkan Şahutoğlu

Serkan Şahutoğlu

Senior Architect

Serkan has about 11+ years of working consulting experience in telecommunications, automotive, electronics retailing, banking and insurance. Serkan currently leads the Telco practice of DefineX. He is an SME around Integration Architecture who has been involved in various Enterprise Integration, Business Process Management and API Management projects.

Serkan holds a BSc in Electrical & Electronics Engineering from Bilkent University.

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Eren Söyler

Eren Söyler

Principal

Eren is an experienced consultant with 15+ years of experience, mainly focusing on financial services, leading various projects aiming to reduce costs or increase bottom line growth.

Eren graduated from Koc University with BSc, Computer Engineering.

 

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Güray Mert

Güray Mert

Head of Digital Revenue Services and Service Design

Güray is passionate about building and delivering meaningful products and experiences for people, through digital platforms. He has been able to do this both on the client side and on the agency side for leading local and international companies working with extra-ordinary teams.

Güray started his career as a marketeer managing great brands like Adidas and Turkcell. Having spent much of his time in the internet and telecom industries, he joined 4129 and helped it to transition from a fast and bright start-up to a world class digital marketing agency with a scalable structure, well defined processes and great human capital.

He is now leading Digital Revenue Services for DefineX.

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Merlin Özkan

Merlin Özkan

Marketing Lead

Merlin is a seasoned communications professional with 14 years of experience in in storytelling & content development, international project management, business journalism, and corporate communications. She is driven by curiosity and novelty. Her previous experiences revolved around developing digital content platforms based on data and user insight. At DefineX, she brings together knowledge acquired in various fields to build the marketing organization at the company and bring impactful success stories to an international audience.

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Ziya Altuntaş

Ziya Altuntaş

Principal

Ziya has significant expertise in supply chain and transformation programs. Experienced in implementing solutions especially in supply chain management and logistic applications. He has 22+ years of business experience in the implementation of large scale projects and managing and building teams. He has led several projects in the industrial equipment & automotive industry.

Ziya graduated from Istanbul Technical University Industrial Engineering Degree with Master Degree.

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Beltan Tönük

Beltan Tönük

Principal

Brings 20+ years of experience, focusing on telecommunication clients, financial services companies, and software vendors. He has worked and supported various clients around the world including Germany, Italy, Greece, Turkey, Bulgaria, Slovakia, Kuwait, the Republic of South Africa, Romania, and Azerbaijan. 

He spent his career shaping and driving complex business and technology transformation programs. He has extensive experience in aligning technology strategy and plans to business objectives, defining enterprise-wide architectures and roadmaps in the global context, and business process redesign, measurement, and optimization.

Skilled in product management (strategy creation, concept generation, customer and technical verification) and engineering / R&D (technology planning, system design, product development, non-functional excellence, and product introduction). Lately, he led the creation of Maslak Digital Service Hub (maslak.io) and ParaPlus (paraplus.app), from strategy creation and concept generation to engineering and product launch.

Currently, helping technology service providers transform to as-a-Service businesses.

Graduated from METU with BSc. and then an MBA degree.

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Cansen Ergun

Cansen Ergun

Managing Director at DefineX Middle East

Cansen is the managing director and growth agenda owner of DefineX Middle East Consulting. She is dedicated to establishing the regional footprint, growing business successfully based on trust and client value creation. Ex-Strategy & Consulting Principal Director in Accenture Middle East, with 10 years of experience in Accenture Turkey and plus 5 years in Accenture Middle East, specialized in Financial Services Industry (Banking & Insurance), with additional 4 years pre-Accenture experience in Turkey.

She has large scale digital transformation program leadership, business strategy, design & delivery leadership experience in leading Financial Services organizations in Middle East.           

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İpek Aktaşlı

İpek Aktaşlı

Lead of Finance

Lead of Controllership with 7+ years of experience in finance. Having a passion for exploring the financial dynamics of companies and setting up the financial systems & tools for management reporting, accounting, budgeting, pricing, and costing, İpek has a great deal of experience in the company’s financial accounting, financial control, audit processes as well as its relationship with affiliates.

She graduated from Marmara University with BSc Econometrics.

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Egemen Alpay

Egemen Alpay

Managing Director at DefineX USA

Throughout his career of over 20 years, he worked with leading companies as a strategy or digitalization consultant. He has a proven history of working on international and multidisciplinary projects and businesses.

His consultancy services for corporate strategy and strategic IT reorganization and digitalization span fifteen years in leading companies such across different sectors like automotive, food and delivery, Pharmacy and Retail.

Due to his background and proven international history, he was invited to Yeditepe University, a well-respected University in Istanbul Turkey, as an academic instructor for the Executive MBA – Knowledge and Innovation Management program, where he lectured for five years in corporate strategy and creativity for innovation management.

He has been working as a managing partner for F+ Ventures, the corporate venture capital arm for Fark Holding. F+ Ventures is a Thematic Venture Capital fund, investing in smart mobility applications.

Egemen Alpay is now responsible as USA CEO for expansion throughout the USA.

Egemen Alpay is married and proud father of Mira, his 8 Years old daughter. He loves chess.  Another passion of him besides technology is dancing tango.

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DefineX welcomes and nurtures talent, constantly striving to create an environment where the team can fulfill their potential both on a personal and professional level. Are you ready to find your forward and define next?

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