Myriah Castillo - President - Joybyte

Myriah Castillo is a social media strategist and marketing executive, currently serving as President of Joybyte, one of the fastest-growing influencer-led social marketing agencies in the U.S. She played a key role in scaling the agency’s growth—helping drive major client partnerships and building innovative strategies across platforms like TikTok and TikTok Shop. With a background in creative writing and over a decade of experience in social and influencer marketing, Castillo has built her reputation on blending creative risk-taking with performance-driven strategy. Before rising through the ranks at Joybyte, she also founded her own consumer brand, giving her a hands-on understanding of building businesses through social-first growth. She’s known for pushing brands beyond traditional playbooks—championing culturally relevant, platform-native content and helping shape how modern influencer marketing actually drives revenue.