Rielby Junhee

BUILD IN PUBLIC · Build logs

Building an AI product, written down as it ships.

Engineering retrospectives from building this solo — Backend, Frontend, AI, Infra. Translated from the Korean originals; the raw path from a broken deploy to the fix.

AllInfra19Backend11Frontend8AI5Riel Story3Dev2SEO2Blockchain2Build Retro1Game Dev1AI / Backend1AI Video1
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Dev

Dev

Cloud TTS Chirp3-HD with Caching: Fixing Voice Readout for Accessibility

Implementing Cloud TTS Chirp3-HD with sentence caching to provide a natural voice readout for AI chat responses, addressing accessibility needs and optimizing costs.

Jun 23, 2026·👁 117
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Dev

Dev

Next.js 14: 'Could not find the module in the React Client Manifest' — The Real Cause Nobody Tells You

A seemingly cryptic Next.js error led to a deep dive into build processes and environment variables, revealing a common pitfall for solo developers on limited infrastructure.

Jun 11, 2026·👁 228
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