Aleksandr Andreev Email & Phone Number

Germany

- Architected and deployed a DBT project on BigQuery, enabling the calculation of over 300 features for a Data Science ML scoring model, with a focus on CI/CD deployment, software development best practices, and data quality standards- Developed a Looker slot utilization dashboard for real-time monitoring of database efficiency, enabling fast planning of future query jobs and addressing current operational issues- Optimized a data pipeline for Google SEO's sitemap, enhancing product… Show more - Architected and deployed a DBT project on BigQuery, enabling the calculation of over 300 features for a Data Science ML scoring model, with a focus on CI/CD deployment, software development best practices, and data quality standards- Developed a Looker slot utilization dashboard for real-time monitoring of database efficiency, enabling fast planning of future query jobs and addressing current operational issues- Optimized a data pipeline for Google SEO's sitemap, enhancing product recommendation relevancy, driving more site traffic, and leading to a $1.5M revenue boost- Created a data pipeline to automate the manual processing of digital files from diverse sources, achieving a 30% reduction in labor costs Show less

Москва, Россия

- Directed the Data Stream team to build a robust data application from the ground up, scaling usage to 100 active B2B customers- Engineered an advanced data orchestration system, like Airflow, to support data flows and ETL pipelines, ensuring high data quality and reliability- Built 40+ parallel data pipelines with Python and SQL, following TDD (test-driven development) principles to ensure robust, detailed, and flexible data for dashboard visualizations- Designed and built a… Show more - Directed the Data Stream team to build a robust data application from the ground up, scaling usage to 100 active B2B customers- Engineered an advanced data orchestration system, like Airflow, to support data flows and ETL pipelines, ensuring high data quality and reliability- Built 40+ parallel data pipelines with Python and SQL, following TDD (test-driven development) principles to ensure robust, detailed, and flexible data for dashboard visualizations- Designed and built a reliable ingestion service on Django to upload and update information via API, ensuring consistent storage of raw data Show less

Москва, Россия

Москва, Россия

- Developed 10 data marts within the Teradata DWH presentation layer, enhancing automated reporting for client-side executives- Collaborated with clients and cross-functional teams to establish clear requirements, enabling efficient development and deployment- Developed 2 web applications in R: “Expected Return On Assets”, “Cell tower workload”, that improved accuracy of business decisions