Slava Golyshevskii Email & Phone Number

Tbilisi, Georgia

Москва, Россия

• Key Achievements and Projects:
• Data Warehouse Design. Implemented a DataVault 2.0 model with separate RAW, STAGE, and BI layers, ensuring data versioning, flexibility, and scalability. This also reduced deadlocks and improved data delivery latency.
• Development Best Practices. Authored and implemented development best practices, introducing automatic code linting and formatting, speeding up the development and code review processes.
• Audit and Process Migration. Conducted an audit and migration of existing processes to a new Apache Airflow infrastructure, eliminating redundant and legacy processes.
• Query Optimization. Introduced hybrid data schemas (snowflake and star) on the BI layer, reducing data redundancy and optimizing query performance.
• Monitoring and Alerts. Established a monitoring system with dashboards and alerts to detect issues early, allowing faster response times before users were impacted.

Острова Кайман

• Key Achievements and Projects:
• Data Platform design. Developed analytics data platform based on Kimball's methodology, implementing a star schema that provided fast and convenient access to data for analyzing key marketing metrics.
• ETL Process Optimization. Optimized ETL processes to accelerate the extraction and processing of large volumes of data from the data warehouse, reducing delays and ensuring timely dashboard updates.
• User Traffic Analysis. Built a system for analyzing user acquisition sources for the exchange, enabling the marketing team to develop more effective strategies.

Москва, Россия

• Key Achievements and Projects:
• ETL Process Development. Developed ETL processes on Oracle databases and delivered the data to target tables in the BI layer.
• Reporting and Visualization. Ensured data delivery to Oracle BI and Oracle APEX for comprehensive report generation and visualization, improving data accessibility for analysis.