Machine Learning Researcher

5 days ago


London, Greater London, United Kingdom PolyAI Full time

About PolyAI:

We are a leader in automating customer service through innovative voice technology. Our voice assistants empower businesses to deliver exceptional customer service at every interaction.

Job Summary:

We are seeking a dedicated and innovative Research Engineer to join our team and enhance our machine learning models. As a Research Engineer at PolyAI, you will play a crucial role in setting up and optimizing the data pipeline for training and evaluating our models.

Your Key Responsibilities:

  • Develop libraries and tools to assist with research projects, such as evaluation suites, optimized Large Language Model (LLM) inference, synthetic data pipelines, etc.
  • Manage and maintain machine learning datasets and associated tooling, ensuring it provides the necessary data for model training and continuous improvement.
  • Assist in the creation of synthetic data, customer data annotation, ensuring rigorous data quality control.
  • Optimize GPU utilization and maintain an efficient platform for ML training and inference in production.
  • Collaborate with product and engineering teams to ensure alignment with business and production objectives.

Requirements:

  • A degree in Computer Science or a related field, or equivalent industry experience.
  • Hands-on experience in tuning machine learning models and building evaluation frameworks.
  • Strong understanding of data quality standards and annotation processes.
  • Proficiency in Python and familiarity with relevant ML frameworks and libraries (e.g., PyTorch).
  • Experience with cloud services such as AWS, GCP, or Azure.

Benefits:

  • Estimated salary: £80,000 - £100,000 per year.
  • Participation in the company's employee share options plan.
  • 25 days holiday, plus bank holidays.
  • Flexible working from home policy.
  • Enhanced parental leave.
  • Yearly learning budget.
  • Bike2Work scheme.


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