Oleg Šelajev

Lead Developer Advocate for GraalVM, Oracle Labs

Oleg is a developer advocate for the GraalVM project at Oracle Labs, which aims to make programs run faster and developers more productive. He helps to organize VirtualJUG, the online Java User Group, and a GDG chapter in Tartu, Estonia. Became a Java Champion in 2017. Loves pizza and playing chess. Favorite languages: Java, JavaScript, and Python. And Clojure. And Kotlin, and TypeScript. In general, Oleg loves all languages, compilers, and virtual machines.

On-Demand Sessions by Oleg Šelajev

Polyglot Done Right with GraalVM

Maximizing Performance with GraalVM

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Hear What Attendees Say

PwC

“Once again Wurreka has knocked it out of the park with interesting speakers, engaging content and challenging ideas. No jetlag fog at all, which counts for how interesting the whole thing was."

Cybersecurity Lead, PwC

Intuit

“Very much looking forward to next year. I will be keeping my eye out for the date so I can make sure I lock it in my calendar."

Software Engineering Specialist, Intuit

GroupOn

“Best conference I have ever been to with lots of insights and information on next generation technologies and those that are the need of the hour."

Software Architect, GroupOn

Hear What Speakers & Sponsors Say

Scott Davis

“Happy to meet everyone who came from near and far. Glad to know you've discovered some great lessons here, and glad you joined us for all the discoveries great and small."

Web Architect & Principal Engineer, Scott Davis

Dr. Venkat Subramaniam

“Wonderful set of conferences, well organized, fantastic speakers, and an amazingly interactive set of audience. Thanks for having me at the events!"

Founder of Agile Developer Inc., Dr. Venkat Subramaniam

Oracle Corp.

“What a buzz! The events have been instrumental in bringing the whole software community together. There has been something for everyone from developers to architects to business to vendors. Thanks everyone!"

Voltaire Yap, Global Events Manager, Oracle Corp.