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Waku

Product Engineer

Real AI product engineering with monetization, prompt orchestration, and production delivery constraints.

Why It Belongs Here

Waku is the strongest AI product proof from my professional work. The key value here is not just calling models, but shaping the product system around expensive generation, user entitlements, prompt quality, and production workflows.

The most important signals are the Stripe-backed credits model, streamed image generation authorization, prompt orchestration across multiple flows, and preview-environment automation that kept the delivery loop clean.

Strongest Proof Points

  • Implemented Stripe-backed credits and subscription logic for AI image generation, including entitlement checks and balance UI.
  • Added authorization and overage-confirmation flows around streamed image generation and low-credit handling.
  • Centralized prompt construction across cover, scene, convert, and chat image flows behind a shared orchestrator.
  • Automated teardown of PlanetScale and Vercel preview resources for closed PRs to reduce delivery friction.

Stack

Next.jsStripePrismaPlanetScaleGitHub ActionsImage generation

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