Korolenko is the author of THE DAY I LEFT - A Novel, and RELENTLESS, a complete biography of Brazilian heavy metal legends Sepultura, which has been published in four languages worldwide. His work has appeared in Vice, Shroud, Performer Magazine, The Backstage Beat, Cider Mag, and KillingBoxx, among others, and he is a regular contributor to Ghost Cult Magazine.

As lead SEO copywriter and digital strategist for a US-based web design and internet marketing agency, Korolenko contributed thousands of articles to client corporation websites across a wide range of industries. He holds a Master's Degree in Fiction Writing from Southern New Hampshire University, and currently works as an SEO Specialist for a leading global biotech company.