HELLO WORLD
My name is

Vassilis Ziogou

Data Engineer · Athens, Greece
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Origin

Raised in Kastoria

Being the middle child, blamed for everything and credited for nothing, I didn't have much choice but to ride bikes and give my mom headaches alongside my two brothers!

Education

Aristotle University of Thessaloniki

The first taught me how to think. The second, what the job market actually needs.

BSc in Physics
Full Academic Scholarship
MSc in Informatics & Management
Please check my thesis regarding a case study for Dublin.
Nov 2018 — Oct 2019
Data Analyst
Deloitte, Risk Advisory · Thessaloniki
  • Specialized in cleaning and analyzing financial data to detect discrepancies and inconsistencies.
  • Contributed to the optimization of the reporting process across multiple engagements.
Oct 2019 — Nov 2020
BI Developer
Aqurance, Analytics & Enterprise Applications · Athens
  • Specialized in reporting solutions and CRM data analysis in the pharmaceutical sector.
  • Created reports with customized functionalities and KPIs using QlikSense, Spotfire, and Power BI.
Nov 2020 — Feb 2022
BI Consultant
Analytical View · Athens
  • Supported and enhanced AML (Anti-Money Laundering) solutions in banking, covering databases, ETLs, and reporting.
  • Improved ETL processes and developed Text Analytics models and reports for various clients.
  • Planned and executed projects end-to-end.
  • Provided technical guidance on Text Analytics projects as part of the presales team.
Feb 2022 — Present
BI Engineer
European Dynamics · Athens
  • Designs and implements data solutions on Azure Databricks, leveraging Unity Catalog and Medallion Architecture to transform and analyze maritime data.
  • Manages RBAC roles, creates service principals for automation, and monitors resource costs for secure Azure operations.
  • Handles user/group access to catalogs, storage credentials, clusters, and jobs across the platform.
  • Automates Azure and Databricks provisioning with Jenkins using Groovy, PowerShell, Azure CLI, Databricks CLI, and Bicep/Terraform.
  • Develops SSAS and Power BI reporting solutions, migrating from SAS to SQL Server, for regulatory reporting in EU insurance and pensions supervision.
  • Maintains SSIS packages and data warehouses.
What I build with
Microsoft Azure Databricks Python Microsoft Power BI Terraform Unity Catalog Microsoft Entra ID Azure CLI Databricks CLI Bicep SQL DAX SSAS SSIS SAS Azure DevOps Jenkins git Power Query Qlik Sense Tibco Spotfire Pentaho Data Integration Salesforce Platform Unix

Let's connect

Email me GitHub LinkedIn