Alexandr L.
Data engineer
- Role
- Data Engineer at Pynest
- Location
- Dallas, TX, US
- LinkedIn followers
- 500 followers
About Alexandr L.
Attentive to detail data engineer with backend development experience. Actively developing in Big Data. My goal is to create effective scalable data analysis systems using advanced technologies and methods. I have analytical thinking, adhere to the principles of lifelong learning, quickly adapt to changing project requirements, and easily communicate with team members.Open to establishing new connections within the IT community, I\'m enthusiastic about discussions on potential opportunities and collaborations. Let\'s connect and build networks for mutual support and development! Contacts:+37••••••••24 l••••••@gmail.com tg:@lobko9
Experience
Data Engineer
Mar 2025 — Present · Dallas, TX, US
Implement and maintain ClickHouse as a high-performance analytical data warehouse to support UI analytics and reporting- Design and develop the data storage architecture in ClickHouse, including schema definition, selection of table engines, and data partitioning strategies- Build and manage ETL pipelines for loading data from backend systems into ClickHouse, ensuring data accuracy, consistency, and timely updates- Develop and optimize data marts and aggregated views to serve analytical queries efficiently and meet frontend performance requirements- Continuously monitor and optimize query performance through indexing, query refactoring, and configuration tuning- Collaborate closely with backend development teams to align data models, improve data quality, and streamline data integration processes- Work with system analysts to understand business and analytical requirements and translate them into scalable data solutions- Ensure data reliability and pipeline stability by implementing monitoring, logging, and alerting mechanisms- Participate in technical discussions, system design sessions, and code reviews to support team-wide best practices- Maintain up-to-date documentation of data models, pipelines, and operational procedures.Technologies:ClickHouse, Trino, S3, Iceberg, DeltaLake, PostgreSQL, Airflow, Spark, Kafka, Git.
Education
University of Civil Protection Ministry for emergency situations of Belarus
Master
2018 — 2019
University of Civil Protection Ministry for emergency situations of Belarus
Bachelor's degree
2010 — 2014
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