Denis Vdovin Email & Phone Number

Limassol, Cyprus

Dedicated to designing and deploying scalable data infrastructure to support analytics and machine learning initiatives. Experienced in managing data pipelines, integrating data across business functions, and optimizing ETL processes using Clickhouse, Apache Airflow, and dbt. • Integrated Data Pipelines: Architected and maintained pipelines for support, reviews, marketing, and user events, consolidating them into a unified model for streamlined analytics. • Distributed Data Warehouse: Managed a high-performance distributed data infrastructure with Clickhouse, optimized for large-scale analytical queries. • ETL & Workflow Automation: Migrated ETL processes to Apache Airflow, significantly improving data processing efficiency and workflow automation. • ML Model Deployment: Established a development framework for deploying machine learning models, enhancing predictive analytics capabilities. • Data Transformation with dbt: Leveraged dbt to ensure accurate and consistent data flows, supporting robust downstream applications.

Limassol, Cyprus

Focused on building tools and analytics solutions to improve user experience, streamline workflows, and enable real-time insights. Used Python and SQL to create data-driven systems that support better decision-making. • Recommendation System: Developed a recommendation system that adjusted interface versions based on user characteristics, improving engagement across segments. • Anomaly Detection: Built a real-time anomaly detection system to catch product issues quickly and reduce response time. • BI Platform: Created an internal BI platform for marketing, giving teams flexible data visualization options to support daily decisions. • Team Support: Led projects in payment analytics, providing guidance to team members and ensuring quality results.

St Petersburg City, Russia

Skilled in end-to-end web application development for industries such as media, e-commerce, and design. Specialized in both frontend and backend solutions using JavaScript (TypeScript), Python (Django), and SQL (MySQL, PostgreSQL) to create responsive, dynamic, and user-centered applications. Worked directly with clients to translate their requirements into technical specifications, delivering solutions that met their unique needs. • Custom Solutions: Developed complex web applications, including tailored e-commerce platforms and media portals with advanced interactivity. • Cross-functional Collaboration: Partnered with team members on large-scale projects while independently managing smaller projects from start to finish. • Client Engagement: Conducted regular client meetings, gathering requirements, and crafting actionable technical plans to meet business objectives.