Donatas Minkevicius
Verified Expert in Engineering
Software Developer
Vilnius, Vilnius County, Lithuania
Toptal member since June 18, 2020
Donatas is a business intelligence developer who is now mainly focused on developing ETL packs. However he is more than competent with MS SQL tools: SSIS, SSAS, and SSRS (Reporting Services) and other MS tools (Master Data Services and Data Quality Services). Donatas is polite, punctual, and wants to find work where he can utilize his skills to the fullest.
Portfolio
Experience
- SQL Server Reporting Services (SSRS) - 7 years
- SQL Server Integration Services (SSIS) - 7 years
- SQL Server Analysis Services (SSAS) - 7 years
- SQL - 7 years
- SSAS - 7 years
- ETL Implementation & Design - 5 years
- MDX - 2 years
Availability
Preferred Environment
Microsoft SQL Server, Visual Studio, Windows
The most amazing...
...thing I've made was a KPI system for more than 1,000 people in a telecomunnications company.
Work Experience
BI Developer
Cognizant Technology Solutions Lithuania (acquired Storebrand Baltic)
- Implemented a Master Data Services integration which made it go from zero to full usability according to the business users.
- Analyzed and integrated automated testing tools like NBI and BI Quality for the SQL Server.
- Integrated the Swedish cost calculation system Prodacapo to the data warehouse.
- Developed the data warehouse.
- Created proffessional ETL packs.
BI Developer
Storebrand Baltic
- Earned acknowledgement with my NBI testing tool for SQL testing (nbi.io) during my 3 month period working there.
- Built a Master Data Services tool from MS SQL stack. My main responsibility was to professionally develop ETL packages (in higher level then in previous jobs).
- Developed SSAS cubes.
Senior BI Analyst
TEO LT, AB
- Expanded the data warehouse to have even more different sources.
- Tuned the big queries performance.
- Solved various security issues.
- Worked on a big data project with Apache Hadoop, Hive, and Oozie.
Senior IS Analyst
TEO LT, AB
- Worked on mostly a big 3 year KPI project that was mainly about SSRS and Sharepoint integration. Included about 20 different dashboards with more than 50 different KPIs.
Information Systems Analyst
TEO LT, AB
- Created reports with SSRS, from simple to really sophisticated ones.
- Wrote reports with SSAS, writing MDX queries.
- Analyzed queries with SQL Server Profiler.
- Made ETL packages with SSIS.
- Developed data warehouses.
- Tuned queries.
Trainee
TEO LT, AB
- Wrote basic reports with SQL and SQL Server Reporting Services.
- Performed ETL design and data loading tasks.
- Improved SSAS cubes.
Experience
PANORAMA project for TEO LT, AB
Education
Cloudera Data Analyst Training Certificate in Big Data and Hadoop Ecosystem
Data Miner Lietuva, UAB - Vilnius, Lithuania
Sharepoint 2010 for Users Certificate in Learning SharePoint from the User Perspective
Data Miner Lietuva, UAB - Vilnius, Lithuania
Bachelor's Degree in Financial and Actuarial Mathematics
Vilnius University - Vilnius, Lithuania
Skills
Tools
TFS, SSAS, Microsoft Visual Studio, Visual Studio
Storage
SQL Server Reporting Services (SSRS), Microsoft SQL Server, SQL Server Integration Services (SSIS), SQL Server 2014, SQL Server 2012, Master Data Management (MDM), Data Integration, SQL Server Analysis Services (SSAS), SQL Server 2008 R2, SQL Server Management Studio (SSMS)
Languages
T-SQL (Transact-SQL), MDX, SQL, BIML, C#, Python
Paradigms
Business Intelligence (BI), ETL Implementation & Design
Platforms
Windows, Databricks
Other
Data Warehouse Design, Multidimensional Expressions (MDX), Data Build Tool (dbt)
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