IDEAS, DECISIONS & LESSONS

Journal

Notes on AI, architecture and building useful products.

5 articles

26 Feb 2026 · 14 min read

The Voice AI Interview Playbook: Video Interview Integration — Multimodal Analysis with Gemini Live (Part 8 of 12)

Part 8 of 12 — Adding video analysis to voice interviews with Gemini Live's multimodal capabilities. Frame sampling, parallel processing, screen sharing for coding interviews, and keeping costs under $0.40 per session.

25 Feb 2026 · 17 min read

livekit

The Voice AI Interview Playbook: Web and Mobile Clients — Building Cross-Platform Voice Experiences (Part 7 of 12)

Part 7 of 12 — From React to React Native to Flutter. Building cross-platform voice interview clients with LiveKit SDKs, audio visualization, and reconnection strategies.

24 Feb 2026 · 11 min read

architecture

Production Voice AI for Research at Scale: The Architecture Nobody Warns You About (Part 1 of 8)

Part 1 of 6 — Why research interviews need server-side voice agents, the three-tier architecture, room metadata as configuration transport, and the 100-500ms propagation latency nobody tells you about.

21 Feb 2026 · 18 min read

livekit

The Voice AI Interview Playbook: LiveKit vs. Pipecat vs. Direct — Picking Your Framework (Part 3 of 12)

Part 3 of 12 — LiveKit gives you WebRTC infrastructure. Pipecat gives you pipeline flexibility. Direct integration gives you simplicity. Here's how to choose for your voice interview platform.

20 Feb 2026 · 11 min read

The Voice AI Interview Playbook: Cascaded vs. Speech-to-Speech — Choosing Your Pipeline Architecture (Part 2 of 12)

Part 2 of 12 — The cascaded STT→LLM→TTS pipeline gives you control. Speech-to-speech models give you speed. Here's how to choose — and why the best systems use both.