● Designed a high-performance data pipeline prototype using Snowflake and Databricks to validate cross-platform interoperability. ● Collaborated on RFP responses for complex data engineering bids, bridging the gap between business requirements and technical feasibility. ● Vetted and interviewed senior data engineering talent, ensuring project teams were staffed with high-performing subject matter experts. ● Established and led the Data Engineering Community, driving knowledge sharing, collaboration, and professional growth within the organization. ● Strategically managed a portfolio of diverse projects across Workload Automation, Tele-Health, Communication, Web3, and Fintech domains, ensuring successful delivery and client satisfaction. ● Cultivated strong relationships with top management (VP and Director level), ensuring clear communication and alignment on strategic initiatives. ● Orchestrated the activities of multiple development streams, each implementing distinct delivery components, ensuring seamless integration and overall project success. ● Introduced and implemented a full-cycle QA framework with a structured test pyramid, resulting in enhanced product quality and reduced defect rates. ● Consistently delivered product features within established timelines and to customer specifications, leveraging an agile Delivery Management framework.

Regulatory Affairs Project Management Database (Oil and Gas Company): ● As a Delivery & Database Architecture Lead, drove the complete development and deployment of a sophisticated, cloud-native Azure solution, from initial design to final release, encompassing complex data integration and a modern React JS front-end. ● Architected the database structure, including operational and integration layers, ensuring data integrity and performance, and designed the data movement architecture using Azure Data Factory, implementing a custom change data capture mechanism. ● Managed 4+ distributed teams (~40 members) across 3 countries, including 3 Scrum feature teams and 1 Kanban support team, along with shared resources (BAs, UI/UX, DevOps, SMs). ● Oversaw budget tracking and solution rollout planning, ensuring projects stayed within financial constraints and timelines. ● Negotiated and aligned solution architecture with internal and external stakeholders, ensuring technical feasibility and business requirements were met. ● Established and optimized development processes, improving team efficiency and productivity. ● Collaborated in requirements gathering, ensuring clear understanding and alignment with project goals. ● Facilitated team growth by identifying and onboarding suitable team members, and coordinating their integration with the customer. ● Directed DB team activities, including task prioritization, code reviews, meeting organization, requirements gathering, and process improvement.

Data Migration for Financial Services (Middle East Banks): ● Served as a Key Developer for a critical data migration project for a group of banks, leading payment solution providers in the Middle East. ● Rapidly acquired domain knowledge within two weeks, enabling seamless transition and replacement of a key developer. ● Successfully delivered a half-created solution to the production environment, navigating a new business domain. ● Designed and implemented ETL processes for data warehouse population using Talend EDI. ● Developed and executed a migration approach utilizing the SwissCom suite. ● Automated XML file generation and data import via XSLT transformations and Way4 integration. Environment: Oracle 11.2.0.4.0, SwissCom, Talend EDI, SQL Developer, SQL Loader, Jira, Confluence, Git, Way4, ETL, Migration, XML. BI Dashboard Development for Highly Secured Financial Data (Software & Hi-Tech): ● Served as BI Team Leader/Data Modeler for a part-time project focused on creating dashboards for top management, handling highly secured financial data. ● Consulted on DWH creation and security model design, ensuring data protection. ● Selected appropriate BI tools and architected the solution model. ● Analyzed and distributed tasks among team members. ● Shared best practices and conducted code reviews. ● Resolved complex challenges through effective stakeholder communication and performance tuning. Environment: MS SQL Server 2014, Oracle 11g, PowerView, PowerPivot, SSIS, SQL Server Management Studio, Oracle Datamodeler, Oracle Developer, DW, BI, OLAP, ETL. Data Warehouse Enhancement & Maintenance (Vodafone/Kabel Deutschland): ● Served as Anonymization Team Leader/Key Developer for enhancing and maintaining an existing data warehouse. ● Led the anonymization team, prioritizing tasks, organizing meetings, gathering requirements, and implementing Kanban methodology. ● Designed and implemented a data anonymization framework, including data obfuscation processes, resulting in a solution with over 50 unique functions and a user interface built on Oracle APEX. ● Designed and implemented interfaces for two major telecommunication operators. Environment: Oracle 11g, SQL Developer, SAP BODS, Oracle Application Express, SVN, Jira, Confluence, ETL, DW, UNIX, Data Obfuscation.

Greenfield Data Warehouse & Analytical Dashboard Development (Retail Company): ● As a Key DW/BI Developer spearheaded the development of a comprehensive data warehouse and analytical dashboards from inception, serving major retailers in the US and European markets. ● Conducted in-depth source data dependency analysis to ensure accurate and reliable data integration. ● Architected and implemented a robust data warehouse from the ground up, utilizing the Kimball methodology for optimal performance and scalability. ● Engineered a sophisticated change data capture (CDC) mechanism, employing full source-to-target comparison, ensuring data integrity and real-time updates. ● Designed a complex BI model for Microstrategy, creating dimension and fact tables and effectively managing balanced, unbalanced, and ragged hierarchies. ● Significantly optimized SQL query performance, ensuring rapid data retrieval and analysis. ● Maintained direct communication with clients, ensuring alignment with requirements and delivering valuable insights. ● Automated the build creation process, developing a two-part (database and Microstrategy) build that supported both full and incremental installations, enabling efficient updates and deployments.

BI Solution Maintenance & Support (Cara Restaurants): ● Served as a Project Coordinator for the technical support and maintenance of a critical BI solution for Cara Restaurants, a franchising company, built on MS SQL Server 2012 and SSRS. ● Streamlined change management by efficiently gathering, prioritizing, and implementing service requests, ensuring rapid response times. ● Enhanced team collaboration through effective knowledge transfer sessions between Minsk and Lviv teams. ● Improved client communication by proactively gathering requirements, providing clear progress updates, and presenting solution implementations. ● Optimized deployment processes by meticulously preparing deployment packages. ● Resolved performance bottlenecks within the BI environment. Environment: SQL Server 2005, SSIS, SSRS, SharePoint, SQL Server Management Studio, BI, ETL, DW. Reporting System Support & Optimization (Oil & Gas Company): ● Provided critical monitoring and support for Cognos Web Portal and Cognos Report Studio during system upgrades. ● Reduced downtime by effectively managing incidents, including tracking, analysis, resolution, and knowledge base maintenance. ● Improved data integration efficiency by developing and optimizing ETL scripts and SSIS packages for synchronizing Oracle and SQL Server data warehouses. ● Enhanced reporting performance by configuring and optimizing core reporting services, including report template updates. ● Ensured database stability and performance through proactive SQL Server database maintenance, tuning T-SQL stored procedures, and implementing disaster recovery procedures. ● Improved help desk efficiency by optimizing help desk processes. Environment: MS SQL Server 2008/2012, Oracle 10g, TOAD, BIDS, SQL Server Management Studio, BI, ETL, DW. Data Integration & Interface Development (Retail & Distribution): ● Served as an Oracle Developer and Data Modeler for a project focused on creating a new data export interface. ● Accelerated data integration by developing, updating, executing, and optimizing SQL and PL/SQL scripts. ● Improved stored procedure performance by reducing execution time from 30 minutes to 5 minutes through effective SQL and PL/SQL tuning. ● Provided informal team leadership by coordinating database development activities. ● Contributed to interface design and implementation. ● Facilitated smooth knowledge transfer to both internal and external support teams. ● Automated data loading by utilizing SQL Loader and Korn/Perl scripts to import external CSV data into Oracle databases. Environment: Oracle 10.2, TOAD, PL/SQL Developer, SQL Loader, ERwin, UNIX, ETL, Virtualization.

● Developed, supported, and ensured seamless application-database interaction for critical business applications. ● Empowered junior users by creating a user-friendly designer mode for gate creation and calculation, simplifying complex tasks. ● Enhanced reporting capabilities by implementing an ad-hoc reporting feature within the main gate parameter calculation solution, enabling flexible data analysis.

● Administered and maintained Microsoft SharePoint Server: created and configured new sites, provided user training, and implemented regular backup procedures. ● Provided comprehensive technical support: installed and configured Windows operating systems, maintained and replaced hardware equipment.

● Developed a comprehensive system for production and inventory management.