Vitaliy Kovalev
Lead Data Engineer
Ukraine
Summary
👤
Senior🎓
Top SchoolVitaliy K is a Lead Data Engineer with 11+ years of experience designing and operating data warehouses, ETL pipelines, and backend systems for high-throughput online services. He combines deep Oracle/PLSQL expertise with modern analytics stacks (ClickHouse, PostgreSQL, Airflow, Python) and hands-on software development in Java, Kafka and REST integrations. At Playtech he leads schema and data-model design, performance tuning and API-driven backend work that connects internal and external counterparties. His background includes financial systems at Luxoft and Oracle migrations and DBA tasks, giving him a practical blend of development, operations and data integrity discipline. Based in Ukraine, he’s comfortable moving between low-level SQL optimization and building scalable analytics platforms that improve data accessibility and quality.
11 years of coding experience
9 years of employment as a software developer
Bachelor’s Degre, Specialist’s Degree, Software Development, Bachelor’s Degre, Specialist’s Degree, Software Development at Donetsk State Institute of Artificial IntelligenceBachelor’s Degre, Software Development, Bachelor’s Degre, Software Development at Kyiv Technical College of Radio Electronics
Stackoverflow
31reputation
553reached
2answers
2questions
Github Skills (32)
plotly-dash10
visualization10
python10
asf10
data-science10
warehouse10
data-analytics10
apache10
analytics10
business-analytics10
superset10
data-visualization10
react10
flask10
data-analysis10
Programming languages (1)
Github contributions (5)
kovitals/ukrainian-news
Jul 2014 - Jan 2018
Contributions:46 commits, 3 PRs, 61 pushes in 3 years 7 months
rssextracts-datachromechannelsgoogle-chrome
kovitals/superset
Dec 2022 - Feb 2023
Apache Superset is a Data Visualization and Data Exploration Platform
Contributions:2 pushes in 2 months
data-analyticsdata-explorationapache-supersetdata-and-visualizationbusiness-analytics
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