Zisis Papazisis

Experience

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  University of Ioannina

  Nov 2013 - Aug 2014

  Volunteer Staff

  Volunteering in Mathematics Web Radio

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  National Bank of Greece

  Jun 2018 - Aug 2018

  Data Analyst (Trainee)

  • Project development on statistical data analysis and data analytics reporting of customer data using Excel.• Customer clustering and classification based on demographics.• Data entry and manipulation. • Processing of transactional activities.• Banking Applications management.• End to end customer support.

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  Electrical Warehouse A.E

  Apr 2019 - Oct 2019

  Supply Chain Analyst

  • Warehouse Data Management and Master Data Analytics.• Material handling and sales order management.• Data cleaning and reporting.• Customer services Management.• Collaborating with the team sales processing to achieve results.

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  UniSystems

  Feb 2021 - Sept 2022

  Business Data Analyst

  • Datawarehouse Management and Implementation using SSMS.• Data manipulation and cleaning.• Data Analysis Management and Master Business Analytics.• Statistical inference and testing of the prediction models.• Data Visualization and Presentation to the Stakeholders (BI).• Collaboration with stakeholders to align their requirements.

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  KPMG Greece

  Oct 2022 - Apr 2024

  Senior Data Engineer , Data & Analytics

  • Design and Develop Datawarehouse Services Using SSMS. (Handling of Stored Procedures, Views, Tables, Complex Queries). (Major Hotels Group - Energy & Utilities – Azure on-cloud DW)• Creation and Administration of ETL Processes (CSM Tool) for Actuarial Data (Leading Insurance Company) Using SSIS and SSMS.• Creation and Handling of Pipelines and Data Flows on Azure Data Factory.• Design and end to end Development of KPMG’s Customer Segmentation Tool (RFM Analysis, Financial and Banking Services). • Deployment of Power BI Services (Visualization, DAX) & Recreation of Efficient Reports.• End to End Consulting Services (Data Architecture) using Agile Methodologies. (Leading Energy Company - Data Governance Realization and Master Data Management) Show less

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  Accenture Greece

  Apr 2024 - now

  Senior Azure Data Engineer