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Piotr Banasiak

Senior Business Intelligence & Data Warehouse Analyst / Team Leader at Volkswagen Financial Services

Piotr Banasiak is a highly experienced Senior Analyst and Developer in the Business Intelligence and Data Warehousing realm with over a decade of experience in the software industry.

With a Bachelor of Science degree in Database Engineering from the Warsaw School of Computer Science, Piotr has 13+ years of commercial IT experience and a proven track record in roles like Business Intelligence Analyst, Data Analyst, Data Warehouse Analyst, and Data Developer.

Piotr excels in data warehouse development, data analysis, and Business Intelligence with 5+ years, 7+ years, and 10+ years of experience in each respectively. He has a high level of expertise in technical and leadership skills, with a commitment to continuous learning and a proactive and knowledge-sharing attitude.

His proficiency extends across a range of programming languages including SQL, T-SQL, PL/SQL, PHP, JavaScript, HTML, CSS, TypeScript, C++, and C#, and he is well-versed in databases such as Oracle, SAP Sybase SQL Anywhere, Microsoft SQL Server, MySQL, and Firebird.

In the Business Intelligence and ETL realm, Piotr has worked with tools like SAP BO, Tableau BI, Power BI, eazyBI, and Microsoft BI (SSIS, SSAS, SSRS), showcasing his expertise in data modeling encompassing Kimball dimensional, Inmon enterprise data warehouse, datamarts, Linstedt Data Vault, and relational models.

Additionally, Piotr is proficient in version control tools like Git, GitLab, and SVN, and has a good command of collaboration tools like JetBrains IntelliJ IDEA Ultimate, Jira, and Confluence. He is a native Polish speaker with an advanced level of English proficiency (CEFR Level C1) and holds a driving license (Cat. B).

Piotr Banasiak
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Location

Warsaw, Mazowieckie, Poland