
David Hu
Co-founder & CTO of Magic Hour
David Hu is the Co-founder and CTO of Magic Hour, where he leads engineering for AI video, image, audio, and developer products. Previously, he was a full-stack engineer at Skillz and led product development teams as the company grew from Series B through its IPO. His work spans user interfaces, APIs, media systems, and infrastructure. He writes about AI media engineering, model integrations, APIs, and production workflows.
Latest articles

8 AI workflow automation examples for creators and marketing teams
· 14 min read

4 no-code automation tools for AI video workflows
· 14 min read

AI video API error handling: retries, idempotency and recovery
· 9 min read

AI video API webhooks: secure production pattern
· 8 min read

How to calculate cost per accepted AI video: worked examples
· 10 min read

fal.ai review: model APIs, pricing, queues & alternatives
· 6 min read
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