Job Details

Research Scientist (Post-Training)

  2025-11-12     MetaVoice     San Francisco,CA  
Description:

Base pay range

$200,000.00/yr - $300,000.00/yr

Overview

Our goal is an AI for voice conversations that feels like you're talking to a human. We're building a duplex, speech-to-speech model with full developer control.

MetaVoice is founded by: Sid, founding engineer at Wayve.ai ( $1B+ raised)

We're passionate about building products people truly love.

Requirements and Experience

  • PhD in ML or related field, with publications in top conferences
  • 1+ years of experience in training LLM / diffusion / flow-matching on 1B+ param models OR SOTA speech models
  • Experience with post-training data curation & supervised fine-tuning of pre-trained models.
  • Experience designing & building evaluation workflows – automated or human-in-the-loop.
  • [bonus] Early-stage startup experience.

What we offer

  • Change the world (when we succeed)
  • Environment to do the best work of your life.
  • Small team, great people.
  • Opportunity to make cutting-edge research work from scratch for production scenarios.
  • Work with 100+ TBs of data and 10B+ parameter models.

Culture

  • We're an in-person team in San Francisco & love working together. It helps us learn from one another and make decisions quickly.
  • We ship fast & obsess over making customers happy.
  • We offer high autonomy, allowing everyone to do their best work.
  • Significant equity as a founding team member
  • Immigration support, we are immigrants ourselves
  • Fully covered medical, dental, and vision insurance
  • 401(k)

Interview Process

  • We move with speed, and aim to go from first interview to offer within a week.
  • Short 15 mins chat with one of the founders
  • 3 technical interviews
  • 1 culture interview
  • Offer
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