01/16/2024 updated

WK
100 % available

Python, Machine Learning, SQL, NoSQL

Radom, Poland
Poland
Master of Engineering
Radom, Poland
Poland
Master of Engineering

Profile attachments

CV - Wojciech Krzemien

Data AnalysisBusiness RequirementsInformation EngineeringDatabase QueriesLinuxScalabilityPython (Programming Language)PostgreSQLMachine LearningMicrosoft SQL ServersMongoDBMySQLNoSQLPredictive AnalyticsMicrosoft Power BIDataOpsSQL DatabasesSQL Server Reporting ServicesSQL Server Integration ServicesData ProcessingScriptingEcosystemsPySparkDocker
Hello! I'm a dedicated data professional passionate about leveraging cutting-edge technologies to extract valuable insights and create impactful solutions. With a robust background in SQL, NoSQL, and a spectrum of data-centric tools, I'm well-equipped to navigate and excel in the dynamic landscape of data engineering and analytics.
Technical Proficiency:
  • SQL (MySQL, PostgreSQL, Microsoft SQL Server): Proficient in crafting and optimizing database queries for varied business needs.
  • NoSQL (MongoDB): Experienced in designing and managing NoSQL databases, ensuring scalability and efficiency.
  • Python & PySpark: Proficient in scripting and harnessing the power of PySpark for large-scale data processing.
  • Power BI: Skilled in creating compelling visualizations and dashboards to transform data into actionable insights.
  • Machine Learning: Well-versed in integrating machine learning algorithms to derive predictive and prescriptive analytics.
  • SSRS & SSIS: Expertise in SQL Server Reporting Services and Integration Services for streamlined data handling.
  • Linux: Proficient in Linux environments, ensuring smooth data operations in diverse ecosystems.
  • Docker: Skilled in containerization with Docker for efficient deployment and scalability.

Experience

Professional experience5 - 10 years
Freelancer since2016

Languages

EnglishFluent

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