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Scale AI

Machine Learning Engineer, Platform

Scale AI
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about 4 hours ago
London, United KingdomSenior
H1B Sponsor

Responsibilities

  • Own large areas of the platform end to end, from design to production deployment.
  • Work on knowledge representation systems, including ontologies and knowledge graphs.
  • Design and implement RAG pipelines for data processing.
  • Build and maintain integrations between retrieval and ML components.
  • Develop context retrieval systems balancing recall, precision, latency, and cost.
  • Create evaluation frameworks and metrics to measure system performance.
  • Build reliable backend services and data pipelines for ML components.
  • Deliver experiments and new capabilities quickly with high quality.

Requirements

  • 5+ years of experience in building and deploying machine learning or AI systems.
  • Master’s or PhD degree in Computer Science, Machine Learning, AI, or equivalent experience.
  • Deep understanding of retrieval systems, RAG, embeddings, and knowledge representation.
  • Experience with knowledge representation, semantic search, or agentic systems.
  • Proficiency in Python, with a focus on production-quality code.
  • Experience scaling or shipping products at high-growth startups.
  • Ability to operate in ambiguous problem spaces with a balance of research and pragmatism.
  • Strong communication skills for cross-functional collaboration.

Tech Stack

Categories

AI & MLData Engineering