Javier Berezovsky is an experienced Site Reliability Engineer at CoreWeave since November 2025, previously serving as a Sr Systems Administrator at HorizonIQ from February 2018 to November 2025. Javier has a strong background in technical support for both Windows and Linux servers, web hosting configuration and troubleshooting in IIS and Apache, and .NET Framework configuration. Additional expertise includes Active Directory administration, database administration for Microsoft SQL and MySQL, server virtualization using Hyper-V and VMware, and server security management. Earlier roles include Senior System Administrator at SingleHop (now INAP) and Server Administrator at Server Intellect, where Javier focused on similar responsibilities, as well as data center migrations. Javier also has experience as a Freelance Web Developer at Cedar Tree Concepts, specializing in JavaScript code development and integration.
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