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From Teddy Bears to Voice Agents - Voice AI, Local-First and App Security

Callstack Engineers via YouTube

Overview

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Explore the practical challenges and real-world applications of local-first architecture, voice AI, and app security in this comprehensive podcast episode featuring Kraen Hansen from ElevenLabs and MongoDB/Realm. Discover how local-first principles translate from theory to production when dealing with mobile constraints, AI systems, and security vulnerabilities. Learn about synchronous data handling, developer ergonomics, and the integration of local-first tooling with React Native development. Delve into voice agent technology, speech and language models, and innovative applications like transforming a teddy bear into a voice-driven gaming experience. Examine critical security topics including voice cloning fraud prevention, responsible AI development, reverse-engineering techniques used on banking applications, and XSS vulnerability discovery on government websites. Gain insights into the intersection of parenting and technology, government software practices, open source considerations, and the ethical implications of building AI systems that handle sensitive voice data and personal information.

Syllabus

Intro and background
Why local-first still matters
Synchronous data and developer ergonomics
Local-first tooling and React Native
Local data and on-device AI
Voice agents and ElevenLabs
Voice-driven teddy bear experiment
Voice cloning, fraud, and safeguards
Reverse-engineering a banking app
XSS on a government website
Government software and open source
Parenting, boundaries, and closing thoughts

Taught by

Callstack Engineers

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