Tolga Demir

Experience

• 

  DenizBank

  Jun 2020 - Jul 2020

  Intern

  Acquired a broad understanding of the different departments and functions within a bank, gaining exposure to various aspects of banking operations.Leveraged the internship experience to develop a broader perspective on the banking landscape and its significance in driving economic growth and prosperity.Attended workshops and training sessions, enhancing my understanding of the financial services sector and its role in the economy.Developed proficiency in using Microsoft Excel, honing data analysis and presentation skills essential for effective business communication. Show less

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  English Home

  Feb 2022 - Mar 2022

  English Home Young Talent

  Actively participated in team meetings and brainstorming sessions, collaborating with colleagues to develop innovative solutions.Developed a strong understanding of the retail business model and the importance of delivering exceptional customer satisfaction.Exhibited adaptability and quick learning in a short-term program, demonstrating the ability to thrive in challenging and time-sensitive situations.Gained exposure to various aspects of retail operations and, providing a solid foundation for future career growth in the industry. Show less

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  CHEP

  Apr 2022 - Dec 2022

  Logistics Execution Coordinator

  Responsible for managing and coordinating logistics operations in Türkiye.Proficient in utilizing SAP and TMS (Transportation Management System) to streamline logistics processes and ensure efficient supply chain operations.Demonstrated expertise in Excel for data analysis, reporting, and process optimization, contributing to cost-effective solutions.Active participant in multi-country meetings -as a member of MENA region team-, effectively collaborating with cross-functional teams to achieve shared objectives.Played a key role in the integration of Carrier Mobile application in Türkiye, enhancing real-time tracking and visibility of shipments.Successfully handled logistics planning, execution, and performance monitoring, ensuring smooth and timely product deliveries. Show less

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  Teknosa

  Jan 2023 - now

  Designed and developed robust data pipelines and ETL workflows to support the digitalized data platform project.Transformed and migrated OBIEE reports to Power BI, ensuring seamless data integration and improved reporting.Contributed to the creation and maintenance of a new data warehouse, implementing a layered architecture.Participated in the analysis and documentation phases of the data warehouse project.Analyzed and optimized existing reports to enhance performance and usability.Tested data integration processes using stored procedures and Informatica, ensuring data accuracy and reliability.Identified and resolved data discrepancies through thorough testing and validation.Continued responsibilities in Power BI, creating advanced reports for C-level executives.Expanded proficiency in Python and SQL, applying advanced techniques in data engineering projects. Show less Created comprehensive dashboards and reports for the supply chain team, improving operational efficiency.Developed and maintained visualizations to track key performance indicators (KPIs) and support data-driven decision-making.Utilized SQL and PLSQL to extract, transform, and load (ETL) data from various sources.Conducted data analysis to identify trends and insights, presenting findings to stakeholders.Gained hands-on experience with Unix/Linux and shell scripting basics.Learned the fundamentals of ODI (Oracle Data Integrator) and applied them in daily tasks. Show less

  • Data Engineer

    Dec 2023 - now

  • Business Intelligence Intern

    Jan 2023 - Dec 2023