Sergey Kravchenko is a skilled Big Data Engineer and Java Application Developer with over 13 years of experience in the IT industry, including more than 4 years specifically in Java development. Currently serving as a Senior Application Engineer at Oracle Energy and Water, Sergey is responsible for migrating projects from Elasticsearch to OpenSearch and developing microservices with the Dropwizard framework. Previously, they held roles at Oracle Utilities and LT-Com, where they focused on automating workflows and database optimization. Sergey earned a Specialist's degree with honors in Information Security from the International Humanitarian University, Odessa.
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