Sergey Zorchenko
Development Team Lead at OZON.ru
Moscow, Moscow City, Russia
Summary
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SeniorSergey Zorchenko is a seasoned .NET development team lead with over 15 years in .NET and more than 20 years in web development, currently driving backend architecture and delivery at OZON.ru. He specializes in building highly available, scalable server-side systems using C#, ASP.NET Core, ServiceStack/WCF, REST/gRPC services, and has practical experience with Microsoft Orleans for distributed workloads. Sergey combines deep SQL and NoSQL knowledge (MS SQL, Postgres, MongoDB, Cassandra, InfluxDB, Cosmos) with hands-on search indexing expertise (Sphinx, Elasticsearch) and a strong focus on performance-driven refactoring and migration projects. Experienced in CI/CD, cloud (AWS/Azure) patterns, and team tooling (Git/TFS/Jira/Confluence), he champions pragmatic code analysis and architecture guidelines to keep large codebases healthy. Notably, his career includes leading search migration and core API redesigns at Ozon and architecting high-load services as a software architect, reflecting a blend of hands-on coding and strategic technical leadership.
12 years of coding experience
14 years of employment as a software developer
English, Spanish
Github Skills (171)
nuget10
messaging10
closed10
scheduled-tasks10
dotnet10
rabbitmq10
trigger10
api10
csv10
diabetes10
monitor10
csharp10
cron10
soap10
dotnet-core10
Programming languages (8)
Github contributions (5)
justmara/WebHdfs
May 2015 - May 2018
Contributions:48 commits, 10 PRs, 53 pushes in 3 years 1 month
client-librarydotnetwebhdfs
justmara/ns-setup
Jun 2022 - Nov 2022
Nightscout setup routine
Contributions:8 commits, 23 pushes, 5 branches in 5 months
nightscoutroutinelinux
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