Taras Gudz
Verified Expert in Engineering
Business Intelligence Developer
Jacksonville, FL, United States
Toptal member since December 6, 2023
Taras is a senior BI developer with 15+ years of experience. He is proficient in various BI technologies, such as Power BI, Tableau, QlikView, and Qlik Sense, and all stages of product development. His skill set encompasses data management; extraction, transformation, and loading; visualization design and implementation; and performance optimization. Taras is passionate about improving the efficiency of existing BI products and creating an ecosystem of interconnected products.
Portfolio
Experience
- Microsoft - 12 years
- T-SQL (Transact-SQL) - 12 years
- Microsoft SQL Server - 12 years
- Data Warehousing - 10 years
- SQL Server Integration Services (SSIS) - 8 years
- Tableau - 5 years
- Microsoft Power BI - 5 years
- Azure - 4 years
Availability
Preferred Environment
Microsoft, Azure, Microsoft SQL Server
The most amazing...
...thing I've developed and implemented is a groundbreaking metadata-driven ETL framework enabling near-real-time dynamic processing.
Work Experience
Senior BI Developer | Data Engineer | Data Analyst
Self-employed
- Developed and delivered 15+ projects of different complexity levels for up to five counterparties from the consumer packaged goods (CPG), telecommunications, and pharmaceutical industries.
- Collaborated with cross-functional teams to develop requirements and design, implement, and publish over 50 reports, applications, dashboards, and workbooks.
- Conceived and implemented multiple metadata-driven ELT frameworks to fulfill business requirements.
Senior BI Developer | Data Analyst | Data Engineer | Team Lead
Murka
- Delivered proof-of-concept (POC) initiatives to implement new technologies within the company.
- Led the BI front-end infrastructure migration from on-premises to the cloud.
- Developed extensive work with real-time big data using stream and batch processing techniques.
Senior BI Developer | Data Engineer | Data Analyst
Altareturn
- Developed and maintained over 30 reports and dashboards, utilizing T-SQL and SQL Server Reporting Services (SSRS) capabilities to create pixel-perfect, parameterized reports for diverse business units.
- Built and delivered a new ETL framework utilizing cutting-edge technologies to meet complex business requirements.
- Collaborated with business stakeholders to understand their storytelling needs, integrating them into the BI solutions under development.
Senior BI Developer | Data Analyst
Luxoft
- Developed and delivered a pack of dashboards, reports, and ad-hoc data utilizing QlikView and SAP BusinessObjects technologies at a prominent global bank.
- Designed and built QlikView applications to provide robust data discovery and analytics capabilities. Implemented QlikView scripting and expressions for efficient data modeling and visualization.
- Collaborated with data engineers and architects to ensure seamless integration between the BI solutions and the underlying data infrastructure.
BI Developer | Data Engineer | Data Analyst
Various Clients
- Worked on various projects for renowned organizations such as VFG, ProCredit Bank, Kraft Foods, and AVK.
- Led the end-to-end development and implementation of a new data warehouse (DW) solution, leveraging my expertise in SQL Server Integration Services (SSIS), SQL Server, and slowly changing dimensions (SCD) methodologies.
- Designed, developed, and maintained various reports to meet the informational needs of different business units.
- Held a pivotal role in extracting actionable insights from complex datasets, transforming raw data into meaningful reports that informed critical business decisions.
Experience
New ETL Framework
The key innovation was implementing a metadata-driven approach, allowing for unique processing tailored to each client environment. It also incorporated dynamic refreshing capabilities, enabling seamless adaptation to source changes on the fly.
Education
Master's Degree in Computer Science
National Technical University of Ukraine | Igor Sikorsky Kyiv Polytechnic Institute - Kyiv, Ukraine
Certifications
Microsoft Certified: Power BI Data Analyst Associate
Microsoft
Microsoft Certified: Azure Data Fundamentals
Microsoft
Skills
Tools
Microsoft Power BI, Tableau, Microsoft Excel, Qlik Sense, Azure Logic Apps, Apache Airflow, GitLab, Microsoft Power Apps, Crystal Reports
Languages
T-SQL (Transact-SQL), SQL, MDX, Python, BIML, Excel VBA, Power Query M, Snowflake
Paradigms
Business Intelligence (BI), ETL Implementation & Design, ETL, OLAP
Platforms
Azure, Microsoft, Google Cloud Platform (GCP), QlikView, Oracle
Storage
Microsoft SQL Server, SQL Server Integration Services (SSIS), SQL Server Reporting Services (SSRS), Azure SQL, Data Pipelines, PostgreSQL, Apache Hive, SQL Server Analysis Services (SSAS), MongoDB, OLTP, PL/SQL
Frameworks
Hadoop, Windows PowerShell
Other
Dashboards, Data Visualization, Data Engineering, BI Reporting, Data Analysis, Data Warehousing, Azure Data Factory, Cloud, Data Architecture, Data Warehouse Design, Data Modeling, Warehouses, Microsoft Azure, ETL Development, APIs, Computer Science, DAX, Google BigQuery, SAP BusinessObjects (BO), Multidimensional Expressions (MDX)
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