Current Employment Status:
Hired Full Time on May 11, 2026
James Voltaire Castillo
CEO of Mr. Brewsko | Media Buyer | Digital Marketing Strategist
I’m James Voltaire Castillo, a results-driven digital marketer and media buyer with 8+ years of experience scaling brands through high-performing ad campaigns. At just 24, I’ve led Mr. Brewsko—my own coffee franchise—to over 550 branches nationwide, powered by strategic
I specialize in
Driven, dependable, and business-minded—I treat every client’s success like my own.
Experience: 5 - 10 years
Experience: 5 - 10 years
Experience: 5 - 10 years
Experience: Less than 6 months
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