Serhii Kushnir
Lead BigDataEngineer
Rivne Oblast, Ukraine
Summary
👤
Senior🎓
Top SchoolSerhii Kushnir is a Lead Big Data Engineer with over 17 years of database and data-warehouse expertise and nine years focused on large-scale data engineering roles. He designs and optimizes high-throughput ETL and continuous replication systems, having built a production replication service to feed cloud warehouses and architected Petabyte-scale PostgreSQL storage for transactional logs. Experienced across Snowflake, PostgreSQL, Oracle, MySQL and AWS ecosystems, he pairs deep SQL/PL development with automation using Python, Shell, StreamSets and container tooling. He has supported high-impact programs such as UNICEF’s regional COVID data platform and financial-data warehouses for major banks, bringing strong regulatory and metadata governance experience. Known for solving complex query and performance problems, he blends hands-on coding with system-level architecture and operational support. Based in Rivne Oblast, Ukraine, he combines legacy RDBMS mastery with modern cloud data-platform design.
9 years of coding experience
14 years of employment as a software developer
Engineer's degree Computer intellectual systems and networks, Engineer's degree Computer intellectual systems and networks at Dnipropetrovsk National University of Railway Transport
English, Ukrainian, Russian
Github Skills (6)
google-chrome-extension6
google-chrome5
opera-extension4
chrome-extension4
chrome3
opera2
Programming languages (2)
Github contributions (5)
BeardedPanda/currency-exchange-stats
Jul 2019 - Feb 2020
Contributions:20 commits, 30 PRs, 24 pushes in 7 months
BeardedPanda/code-exmples
Feb 2017 - Jan 2018
Contributions:9 pushes, 1 branch in 10 months
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