Cartesia
Cartesia is seeking a native‑level Japanese speaker with a linguistics background to serve as the primary language resource for voice AI. The contractor will manage annotation quality, audit data, monitor product performance, and address language‑specific issues, working independently and coordinating with the Human Evals Manager.
Cartesia Sonic-3 is a cutting-edge platform that offers a real-time text-to-speech (TTS) API, designed to integrate seamlessly into AI applications and interactive experiences. With the ability to generate natural and expressive voices, including laughter, across 40+ languages, it enhances user interaction through empathetic communication. Cartesia's technology is particularly suited for AI agents, enabling a more engaging and human-like conversational experience in various applications.
Tencent Cloud and Cartesia find a rare common voice in AI speech applications
Nov 25, 2025
Tencent Cloud and Cartesia Announce Strategic Partnership to Advance Real-Time Voice AI Experiences
Nov 25, 2025
The 8 next big things in foundational AI for 2025
Oct 14, 2025
Headquarters
San Francisco, CA
Company Size
201-500 employees
Founded
2018
Industry
Technology
Glassdoor Rating
4.2 / 5
Sarah Johnson
Chief Executive Officer
Michael Chen
Chief Technology Officer
Emily Williams
VP of Engineering
David Rodriguez
VP of Product
Jessica Thompson
Chief Financial Officer
Andrew Park
VP of Sales
View leadership team, funding history,
and employee contacts for Cartesia.
Cartesia didn’t post a salary, so this is our estimate from similar listings.
How is Cartesia's Sonic-3 reshaping voice AI?
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