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Salary
≈ $60k – $111k per year (Estimated)
Location
Hybrid (Warsaw, Poland)
Employment
Full-Time

Confirmed on the employer's own hiring board on Nov 11, 2026. First seen by Alion on Jun 9, 2026. GRAI scores B on the Alion truth index.

Overview
Company
Impact
Profile match
GRAI is an AI music research company that builds an interactive music platform with personalised recommendations. Its vacancies include machine learning engineers for recommendation systems, research engineers, backend and infrastructure engineers and community and content roles. The company is headquartered in Warsaw, Poland.
Backed by u.ventures

What you’ll do

  • Work on generative audio systems across models, evaluation, and data

  • Design experiments that separate genuine progress from noise

  • Build evaluation and dataset pipelines that make model quality measurable and iteration faster

  • Make sound trade-offs across quality, latency, reliability, and cost

What we’re looking for

  • Comfort taking ownership in ambiguous problem spaces and staying engaged with the problem until it is solved

  • Genuine interest in audio, music, and generative modeling

  • Strong habits around evaluation, reproducibility, and performance

  • Fluency in Python and PyTorch, or similar tools

Especially relevant experience

  • Generative modeling, including diffusion, autoregressive methods, or hybrids

  • Audio ML, or adjacent experience that transfers well, such as image generation

  • Multi-GPU or distributed training

What we offer

  • High ownership over important technical work

  • Be at the forefront of AI-driven music innovation

  • Opportunity to work on infrastructure at scale

  • Competitive compensation and equity

  • Flexibility in how you work

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