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I am a data and DWH engineer based in Istanbul with 5+ years of experience in enterprise data warehousing, ETL/ELT development, analytical data modeling, and migration projects. I enjoy building scalable batch data pipelines using SQL, Python, Apache Airflow, dbt, and cloud data warehouses like BigQuery to enable actionable analytics in regulated domains such as healthcare and finance. I thrive in cross-functional collaboration, ensuring data quality and governance while delivering clear data mappings and insightful analytics. I hold a Master’s in Mathematics and a Bachelor’s in Computer Science from Voronezh State University, and I’m open to B2B/contract roles worldwide. In my spare time, I stay curious about new data technologies and best practices in data quality, modeling, and analytics delivery. I’m motivated by transforming complex data sources into trusted analytics ready for stakeholders and decision-makers, and I enjoy mentoring teammates on data-centric solutions.…I am a data and DWH engineer based in Istanbul with 5+ years of experience in enterprise data warehousing, ETL/ELT development, analytical data modeling, and migration projects. I enjoy building scalable batch data pipelines using SQL, Python, Apache Airflow, dbt, and cloud data warehouses like BigQuery to enable actionable analytics in regulated domains such as healthcare and finance. I thrive in cross-functional collaboration, ensuring data quality and governance while delivering clear data mappings and insightful analytics. I hold a Master’s in Mathematics and a Bachelor’s in Computer Science from Voronezh State University, and I’m open to B2B/contract roles worldwide. In my spare time, I stay curious about new data technologies and best practices in data quality, modeling, and analytics delivery. I’m motivated by transforming complex data sources into trusted analytics ready for stakeholders and decision-makers, and I enjoy mentoring teammates on data-centric solutions.

Vladimir Tagintsev

Data Scientist, Data Analyst, Data Visualizer, +2

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I am a data and DWH engineer based in Istanbul with 5+ years of experience in enterprise data warehousing, ETL/ELT development, analytical data modeling, and migration projects. I enjoy building scalable batch data pipelines using SQL, Python, Apache Airflow, dbt, and cloud data warehouses like BigQuery to enable actionable analytics in regulated domains such as healthcare and finance. I thrive in cross-functional collaboration, ensuring data quality and governance while delivering clear data mappings and insightful analytics. I hold a Master’s in Mathematics and a Bachelor’s in Computer Science from Voronezh State University, and I’m open to B2B/contract roles worldwide. In my spare time, I stay curious about new data technologies and best practices in data quality, modeling, and analytics delivery. I’m motivated by transforming complex data sources into trusted analytics ready for stakeholders and decision-makers, and I enjoy mentoring teammates on data-centric solutions.…I am a data and DWH engineer based in Istanbul with 5+ years of experience in enterprise data warehousing, ETL/ELT development, analytical data modeling, and migration projects. I enjoy building scalable batch data pipelines using SQL, Python, Apache Airflow, dbt, and cloud data warehouses like BigQuery to enable actionable analytics in regulated domains such as healthcare and finance. I thrive in cross-functional collaboration, ensuring data quality and governance while delivering clear data mappings and insightful analytics. I hold a Master’s in Mathematics and a Bachelor’s in Computer Science from Voronezh State University, and I’m open to B2B/contract roles worldwide. In my spare time, I stay curious about new data technologies and best practices in data quality, modeling, and analytics delivery. I’m motivated by transforming complex data sources into trusted analytics ready for stakeholders and decision-makers, and I enjoy mentoring teammates on data-centric solutions.

Available to hire

I am a data and DWH engineer based in Istanbul with 5+ years of experience in enterprise data warehousing, ETL/ELT development, analytical data modeling, and migration projects. I enjoy building scalable batch data pipelines using SQL, Python, Apache Airflow, dbt, and cloud data warehouses like BigQuery to enable actionable analytics in regulated domains such as healthcare and finance. I thrive in cross-functional collaboration, ensuring data quality and governance while delivering clear data mappings and insightful analytics. I hold a Master’s in Mathematics and a Bachelor’s in Computer Science from Voronezh State University, and I’m open to B2B/contract roles worldwide.

In my spare time, I stay curious about new data technologies and best practices in data quality, modeling, and analytics delivery. I’m motivated by transforming complex data sources into trusted analytics ready for stakeholders and decision-makers, and I enjoy mentoring teammates on data-centric solutions.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Work Experience

Data / DWH Engineer at CMA Small Systems AB

February 1, 2025 - December 1, 2025

Built and maintained batch data pipelines ingesting OLTP data into a cloud-based analytical platform using Apache Airflow and Python. Loaded and transformed source data into BigQuery to support financial and operational analytics. Designed and maintained fact and dimension tables in BigQuery following dimensional modeling best practices. Implemented ELT transformations using dbt to standardize business logic in the analytics layer. Worked with incremental (delta-based) data loads to keep analytical datasets up to date. Produced data mappings, lineage documentation, and business rule descriptions. Collaborated with analysts and stakeholders to validate data quality and reporting outputs.

Data Engineer at ATOS / AUXO

April 1, 2021 - February 1, 2025

Designed ETL processes using Python and SQL for a healthcare BI environment. Built DWH components including dictionaries, fact tables, and analytical datasets. Integrated heterogeneous OLTP sources into enterprise DWH. Developed dashboards and documentation. Worked with BigQuery for analytical queries and reporting datasets in GCP.