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[Remote] Senior Staff Machine Learning Engineer, Post Training

Remote · USA Full-time New today

Note: The job is a remote job and is open to candidates in USA. Airbnb was born in 2007 and has since grown to over 5 million hosts. They are seeking a Senior Staff Machine Learning Engineer to fine-tune state-of-the-art LLMs and optimize models for high-performance deployment on Airbnb’s ML Infrastructure, collaborating with various teams to develop impactful AI products.

Responsibilities

  • Work with large scale structured and unstructured data; explore, experiment, build and continuously improve foundation models for Airbnb product, business and operational use cases
  • Create a multi-year tech roadmap that enables our team to stay on the leading edge of the rapidly evolving AI landscape and leverage the best in class technologies to deliver customer benefits
  • Continuously evaluate recent and upcoming large foundational models, ensuring the selection and refinement of the highest quality models for enhanced performance and efficiency
  • Hands-on prototype, develop and productionize LLM models and pipelines at scale, including both batch and real-time use cases
  • Drive key AI architectural decisions for products, and contribute to Airbnb’s ML platform architecture and strategy

Skills

  • PhD in Computer Science, Machine Learning, Mathematics, Statistics, or related technical field
  • 10+ years of experience with developing machine learning models and products at scale from inception to business impact
  • Programming experience in Python and hands-on experience with frameworks such as PyTorch
  • Proven record of training, fine tuning, optimizing models and inference run-time
  • Post-training experience in areas like data processing for fine-tuning; responsible LLMs; LLM alignment; reinforcement learning; efficient training and inference; language model evaluation; and/or multilingual and multimodal modeling
  • Or specialized experience in runtime optimizations, model quantization, compression, on-device inference, GPU inference, pytorch, kernel development

Benefits

  • Bonus
  • Equity
  • Benefits
  • Employee Travel Credits

Company Overview

  • Airbnb is an online community marketplace for people to list, discover, and book accommodations through mobile phones or the Internet. It was founded in 2008, and is headquartered in San Francisco, California, USA, with a workforce of 5001-10000 employees. Its website is https://www.airbnb.com.
  • Company H1B Sponsorship

  • Airbnb has a track record of offering H1B sponsorships, with 27 in 2026, 234 in 2025, 176 in 2024, 160 in 2023, 270 in 2022, 250 in 2021, 274 in 2020. Please note that this does not guarantee sponsorship for this specific role.
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