Senior Machine Learning Engineer - Ads Foundational Representations

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You can work remotely from anywhere in the UK or the Netherlands.Full-TimeSenior
Salary not disclosed
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Job Details

Experience
5+ years
Required Skills
Machine LearningPyTorchTensorflowNLPLLMComputer Vision

Requirements

  • 5+ years of hands-on experience with the full lifecycle of designing, training, evaluating, testing, and deploying industry-level models.
  • Experience building NLP or CV models and integrating them at scale.
  • Experience developing complex features/embeddings for downstream models.
  • Experience with mainstream DL frameworks: PyTorch or TensorFlow.
  • Excitement about working with data and readiness to look behind the metric numbers.
  • Experience with Python, Airflow, BigQuery, Ray, k8s, kafka, and GCP (preferred).
  • Familiarity with the Ads domain, Search, or Recommender systems (preferred).
  • Tech leadership experience, including mentoring and leading complex projects (preferred).
  • Hands-on experience with using, fine-tuning, or building LLMs (preferred).

Responsibilities

  • Develop new or iterate on existing embedding models for advertising use cases, ranging from aggregation pipelines to two-tower architectures and sequence models.
  • Work with local and 3rd-party LLMs/VLMs to extract representations, develop evaluation methodologies, and prompt or fine-tune models.
  • Build data processing and inference pipelines for developed models.
  • Perform qualitative and quantitative evaluation of features, from internal benchmarks to online experiments.
  • Ensure the reliability, scalability, and performance of ML systems through testing, monitoring, and best practices.
  • Participate in modeling and coding reviews to ensure quality and performance standards.
  • Collaborate with cross-functional teams to translate business requirements into technical solutions.
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