Plaud

Machine Learning Engineer, Speech LLM Training - San Francisco

Plaud
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6 months ago

Base Salary

$195k - $365k/yr

Responsibilities

  • Build and train large-scale audio and speech models, including unified SpeechLLMs, ASR, expressive TTS, and generative audio systems.
  • Design novel sequence-modeling architectures and optimize distributed training runs, GPU memory utilization, and system performance.
  • Work across signal processing, acoustic representations, foundation-model training, inference, and edge-device optimization.
  • Develop AI systems that understand and generate speech for Plaud’s hardware-software AI companion.
  • Drive ambiguous research and engineering problems through production as an early member of the SpeechLLM lab.

Requirements

  • Proven experience building and training large-scale audio or speech models from the ground up.
  • Deep expertise with PyTorch or JAX and experience optimizing large-scale distributed training, GPU utilization, and performance bottlenecks.
  • Ability to work across research and engineering, from signal processing and acoustic representations to foundation-model training and edge optimization.
  • Strong candidates may have experience with text LLM pretraining, instruction tuning, RLHF, neural audio codecs, diffusion models, flow matching, autoregressive speech architectures, GRPO, inference optimization, vLLM, TensorRT-LLM, SGLang, FSDP, DeepSpeed, or Kubernetes.
  • Ability to take ownership of ambiguous problems and deliver them into production in a fast-paced startup environment.

Benefits

  • $195K-$365K base salary plus performance bonus and equity.
  • Healthcare, dental, and vision coverage for employees and dependents with an employer subsidy.
  • 401(k) plan with company matching for full-time employees.
  • Unlimited paid time off and 13 paid holidays.
  • 12 weeks of paid new-parent leave regardless of gender.
  • Hybrid San Francisco office schedule requiring at least three in-office days per week.
  • Choice of high-end laptops or workstations, annual offsites, and a fully stocked office.
Plaud

About Plaud

201-500 employees

Plaud builds AI-powered hardware devices and companion apps that capture, transcribe, and summarize meetings and other conversations for professionals. The company sells its consumer electronics and meeting software directly, with subscription services layered on its devices and cloud platform. Founded in 2021 and headquartered in San Francisco, Plaud is privately held and lists SOC 2, HIPAA, GDPR, and ISO 27001/27701 compliance.

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