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Reflection

Member of Technical Staff - Pre-Training

Reflection
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9 months ago
London, United Kingdom +2 moreMid Level / Senior
H1B Sponsor

Responsibilities

  • Research and build solutions across algorithms, scaling laws, and model architecture.
  • Design and run scientific experiments to advance understanding of large language models.
  • Implement state-of-the-art methods from deep learning literature.
  • Lead small research projects independently while collaborating on larger initiatives.
  • Optimize training infrastructure for efficient scaling.
  • Contribute across the entire stack from low-level optimizations to high-level model design.

Requirements

  • Graduate degree (MS or PhD) in Computer Science, Machine Learning, or related discipline.
  • Solid software engineering capabilities with experience in large-scale systems.
  • Experience with large-scale ETL workflows and training data preparation.
  • Deep understanding of large-scale ML, especially related to language models and distributed training.
  • Proficient in Python and deep learning frameworks, preferably PyTorch.
  • Ability to navigate trade-offs between research objectives and practical engineering realities.
  • Strong communication skills and comfort working collaboratively.
  • Passionate about advancing the frontier of intelligence.

Benefits

  • Top-tier compensation including salary and equity.
  • Comprehensive medical, dental, vision, life, and disability insurance.
  • Fully paid parental leave for all new parents, including adoptive and surrogate journeys.
  • Financial support for family planning.
  • Paid time off and relocation support.
  • Daily lunch and dinner provided, along with regular off-sites and team celebrations.

Tech Stack

Categories

AI & MLBackendData Science