Senior ML Engineer, LLM & AI Platform (Remote)

Nubeero Limited; San Francisco, Northern (CA, KY); Hybrid; USD 190,000 - 230,000; Full time

Job summary

Airbnb is seeking a Senior Staff Machine Learning Engineer, Post Training, to fine-tune cutting‑edge LLMs and deploy them at scale on our ML infrastructure. You will collaborate with product managers, software engineers and data scientists to build AI products such as AI Assistant and autonomous agents for travel planning.

The ideal candidate has a PhD and 10+ years of ML experience, strong Python and PyTorch skills, and post‑training expertise in data processing, model alignment and efficient

Qualifications

• 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 data processing for fine‑tuning; responsible LLMs; LLM alignment; reinforcement learning; efficient training and inference; language model evaluation; and/or multilingual and multimodal modeling.

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.

Education

PhD in Computer Science or related field

Job description

Airbnb is seeking a Senior Staff Machine Learning Engineer, Post Training, to fine-tune cutting‑edge LLMs and deploy them at scale on our ML infrastructure. You will collaborate with product managers, software engineers and data scientists to build AI products such as AI Assistant and autonomous agents for travel planning.

The ideal candidate has a PhD and 10+ years of ML experience, strong Python and PyTorch skills, and post‑training expertise in data processing, model alignment and efficient