Machine Learning Engineer, Assistance Engineering

Overview

Machine Learning Engineer on the Core ML team in Assistance Engineering, building Agentic AI systems that power Airbnb's Chat AI assistant, Voice AI Assistant and other customer service experiences for guests and hosts.

What you'll do

• Champion the development of novel ML systems, product integrations, and performance optimizations to solve real-world problems
• Work cross-functionally with product, design, and other engineering counterparts to design and build efficient AI solutions for Airbnb CS products
• Learn and share the latest AI/ML technologies with the team

What you'll need

• PhD or Master's degree with 3+ years of experience in Computer Science, Machine Learning, Artificial Intelligence, or a related technical field, or equivalent industry experience
• Hands-on expertise in LLMs, including pretraining, fine-tuning (SFT, RLHF, GRPO), prompt engineering, RAG architectures, and LLM evaluation frameworks
• Experience building Agentic AI systems, including multi-agent orchestration, tool-use, planning, memory, and autonomous reasoning pipelines (e.g., ReAct, LangGraph, AutoGen, or similar)
• Experience shipping production-grade ML/AI systems at scale, with deep understanding of ML infrastructure, model serving, and MLOps best practices
• Excellent communication skills with the ability to collaborate effectively across Engineering, Product, and Design organizations

Details

• Location: US - Remote Eligible; must live in a state where Airbnb, Inc. has a registered entity (excluded states list applies)
• May include occasional work at an Airbnb office or attendance at offsites, as agreed with your manager