First ML engineer

First ML engineer at Openmart — Foster City, CA, US

  • Company: Openmart
  • Location: Foster City, CA, US
  • Employment type: FULL_TIME
  • Salary: USD 150000–250000 / year
  • Posted: 2026-07-17

About this role

Machine Learning Engineer (Audio Training)

We’re building human-like, real-time voice models focused on natural turn-taking, interruption handling, and low-latency speech.

What you’ll do

Design and generate conversational audio training data

Train and fine-tune audio / speech models

Build evaluation for latency, overlap, and interruption

Own the loop: data → training → eval → production

What we’re looking for

Strong ML background (PyTorch)

Experience with audio or speech models

Solid intuition for timing, latency, and real-time systems

Startup / ownership mindset

Nice to have

TTS, ASR, speech-to-speech, or streaming inference experience

Competitive comp + meaningful equity. Founding-level ownership.

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