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AI Researcher (Multimodal Audio/Video Generation) at Series B multimodal AI lab

Are you ready to redefine how humans interact with machines? You will design cutting-edge diffusion models and neural rendering techniques to bridge the communication gap, moving beyond text and screens into high-fidelity, face-to-face AI interactions. If you have a PhD and a passion for shipping production-ready research at the intersection of video and audio generation, this is your chance to join a team backed by world-class VCs in San Francisco.

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Location

San Francisco, United States

Compensation

Not Disclosed

Company

Confidential company

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Role overview

Lead research on audio-visual avatar generation at a cutting-edge lab building real-time conversational humans. You will design diffusion-based models for high-fidelity talking heads and neural avatars, bridging the gap between verbal and non-verbal communication. Partner with engineering teams to ship groundbreaking research into production-ready applications across healthcare and education.

About the company

Series B multimodal AI lab

What you will do

  • Design and develop state-of-the-art diffusion models for long-video generation and audio-visual modeling to create life-like talking heads.
  • Drive innovation in multimodal perception and neural rendering, capturing intricate verbal and non-verbal signals in perfectly synchronized flows.
  • Mentor junior researchers and set strategic research directions while publishing impactful work at top-tier venues like CVPR and NeurIPS.

Who this is a fit for

  • Holds a PhD in Computer Science or a related field with 2-3+ years of experience applying large-scale generative models in industry.
  • Possesses deep expertise in diffusion models, PyTorch, and GPU-optimized workflows with a proven track record of publication at premier AI conferences.
  • Demonstrates mastery of multimodal generation spanning video and audio, ideally with experience in 3D graphics or Gaussian splatting techniques.

Why this role is remarkable

  • Shape the future of human-computer interaction by building AI avatars that see, hear, and respond with human-like emotional intelligence.
  • Join a well-funded Series B startup backed by top-tier global venture capital firms with a culture of shipping research directly to production.
  • Work directly with founders and a high-caliber research team to define the architecture for real-time, multimodal conversational timing and rendering.

How Jack & Jill work together

Jack
I get to know what you’re great at, then find roles you’d never find yourself.
Jill
I recruit from Jack’s network and make the intro when I spot a great match.
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Jack gets to know what you're great at and what you want next, then searches 15 million jobs daily and helps you discover roles at companies like this.

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Jill is the AI recruiter working for the company. She recruits from Jack’s network.

If your profile’s a match and Confidential company wants to meet, Jill will make the intro. In the meantime, Jack will send you excellent alternatives.

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