Professional Achievements: - Strategic Contribution to Business: Provided support in the implementation of over 15 strategic initiatives, utilizing data, automation, and solutions in the field of Data Engineering (DE), which enhanced efficiency and achieved business objectives. - Development of Specialists and Community: Actively participate in the development of the DE and analytical community within the company. I conduct mentorship, through which three specialists have reached the level of data engineering competencies.Technical Innovations and Projects: - Orchestration Systems Development: Created and maintain an orchestration system used by all data specialists in the company, currently handling over 3000+ tasks, with only two data engineers supporting the system. - Data Documentation System Integration: Successfully integrated and implemented a system that ensures effective management and access to the metadata of the data storage. - Data Lineage Implementation: Implemented a system that allows tracking the origin and usage of data within the organization, enhancing transparency and reliability in data handling. - Development of a Web Application for DE Task Management: Developing a web application for comprehensive management of data engineering tasks, including monitoring, alerting, managing ETL tasks, and managing event dispatch.Stack:Google Cloud Platform, BigQuery for DWH, Cloud Storage, Clickhouse, MySQL, Postgres, RabbitMQ, Redis, MongoDB, Airflow + unique approach to creating tasks + own web service (Node js, React) for complete control of all tasks + 12 self-written microservices (python) for orchestration and ETL + full integration airflow with slack, Datahub, Amplitude, Gitlab Ci/Cd, Docker, helm chart + k8s, ansible, teamcity, tableau, appsflyer, firebase, various marketing and analytics systems

• Redesigned DWH infrastructure from Google BigQuery to ClickHouse.• Rewrote the Airflow codebase for seamless integration with ClickHouse.• Configured data integration with our company's key partner, Avito.• Actively participated in training analysts on data handling and the tools used.Stack:Google Cloud Platform, BigQuery, Cloud Storage, Clickhouse, MySQL, Postgres, Pub/Sub, Airflow (Google Cloud Composer), Datahub, Tableau, Gitlab Ci/Cd, Docker, appsflyer, firebase

• Implemented the Apache Airflow tool• Developed a monitoring and notification system• Developed a tool for forecasting input data• Developed functionality for automatically setting up web analytics on company landing pagesStack:Google Cloud Platform, BigQuery for DWH, Cloud Storage, Clickhouse, Gsheet, MySQL, Postgres, RabbitMQ, Airflow into k8s, Gitlab Ci/Cd, PowerBI, Google Tag Manager, Google Analytics

• Reduced the cost of obtaining a lead by 30% by introducing automation systems• Introduced a self-written bidder for managing bids in Yandex• Developed a dashboard system to track the effectiveness of advertising campaigns