Staff Machine Learning Engineer, Embeddings

New
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RedditMachine Learning
Remote - United StatesFull-TimeStaff
Salary253,300 - 354,600 USD per year
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Job Details

Experience
8+ years
Required Skills
PythonCloud ComputingMachine LearningC++Deep Learning

Requirements

  • 8+ years of experience in machine learning engineering, with a strong focus on large-scale ML systems and recommendation or personalization systems.
  • Expertise in modern deep learning architectures, including sequence models and foundational models.
  • Deep understanding of complex multi-entity relationships in machine learning applications.
  • Proven ability to design, implement, and optimize scalable ML architectures, from distributed training to real-time inference.
  • Strong software engineering skills in Python, C++, or similar languages.
  • Experience in ML infrastructure, high-performance computing, and cloud-based ML pipelines.
  • Demonstrated leadership in driving ML strategy, mentoring engineers, and influencing cross-functional teams.
  • Experience with A/B testing, model evaluation frameworks, and real-time feedback loops in large-scale production systems.
  • Excellent communication skills.

Responsibilities

  • Architect and lead the development of next-generation, large-scale machine learning techniques.
  • Define and execute the ML strategy, identifying opportunities to enhance personalization and recommendation quality across Reddit.
  • Lead research initiatives on scalable machine learning systems and real-time model adaptation, bringing cutting-edge advancements into production.
  • Partner with ML infrastructure teams to build high-performance, distributed training systems that efficiently scale across multiple GPUs and cloud environments.
  • Establish and optimize real-time serving architectures for large-scale embeddings, ensuring low-latency inference and high throughput.
  • Collaborate cross-functionally with teams in Feed Ranking, Ads, Content Understanding, and Core ML to integrate ML models into Reddit’s key AI-driven systems.
  • Mentor and guide senior and mid-level ML engineers, fostering a culture of excellence, innovation, and knowledge sharing.
  • Stay at the forefront of AI research, evaluating and introducing new modeling paradigms to keep Reddit’s ML ecosystem cutting-edge.
  • Drive technical discussions, present findings to leadership, and contribute to long-term ML planning and decision-making.
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253,300 - 354,600 USD per year
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