Startups · AI

Machine Learning Engineer, Voice

Speak · San Francisco · Remote

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About Speak

Speak is the first & only app that lets you get real conversational practice without needing a live tutor on the other end. And we build some serious AI tech to make that possible. Backed by Accel, Khosla and Y Combinator.

About the role

We are looking for an experienced Machine Learning Engineer to join our team and help develop cutting-edge speech recognition models that help teach language fluency. In this role you will take ownership of the end-to-end modeling pipeline, from training and experimentation to deployment and monitoring. You will also work closely with Product teams to design innovative learning experiences and measure the efficacy of production models as they affect our end users.

What they're looking for

  • Extensive experience training large models on GPUs and deploying custom deep learning models
  • Proficiency in Python and common Deep Learning frameworks like PyTorch
  • Demonstrated experience owning ML pipelines end to end, from POC to production
  • Strong communication skills and the ability to explain complex ML concepts to non-technical stakeholders
  • Sharp product sense and an ability to think broadly and cross-functionally about model quality in the context of user experience
  • Experience with speech or audio
More about this role

Learning a language can change a life by opening doors to new cultures, careers, and communities. Two billion people around the world are actively trying to learn a language, but the best way to learn (one-on-one tutoring) is hard to access at scale and hasn’t been meaningfully improved in decades. Speak is building a human-level, AI-powered tutor in your pocket: a conversation-first experience that lets learners actually speak, get instant feedback, and progress through carefully designed lessons. The result is a complete path from beginner to confident speaker across multiple languages.

Speak first launched in South Korea in 2019, where Speak has now become the number one language learning app, and we now serve learners across many markets and 15+ languages. Speak is one of the world’s leading AI companies, with over $150m raised in venture investment from OpenAI, Accel, Founders Fund, Khosla Ventures, and more, with a distributed team across San Francisco, Seoul, Tokyo, Taipei, and Ljubljana.

We are looking for an experienced Machine Learning Engineer to join our team and help develop cutting-edge speech recognition models that help teach language fluency. In this role you will...

Read the full posting on Speak's site ↗

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