Senior Machine Learning Engineer, Relevance and Personalization (Query Intelligence)
Core
Building query intelligence and intent modeling for Airbnb's search and recommendation platform to understand guest queries and improve match quality.
Role type
Senior IC machine learning engineer (query intelligence)
Builds
End-to-end search ranking product stack including autocomplete, smart compose, query tagging, expansion, and intent modeling for Stays, Experiences, and Services.
Domain
Travel marketplace, search and recommendation, natural language processing, large language models
Deliverable
production ML models
Required skills
Applied machine learning, programming (Scala/Python/Java/C++), data engineering, neural networks/deep learning, natural language processing, personalization, search and recommendation, marketplace optimization
Preferred skills
Building natural-language AI-native and agentic search experiences
Technologies
Tensorflow, PyTorch, Kubernetes, Spark, Airflow, Kafka, Hive
Responsibilities
Build and improve ML models for query understanding (autocomplete, smart compose, tagging, expansion, intent modeling), develop NLP/LLM-powered search experiences, collaborate with cross-functional partners to refine requirements and drive engineering decisions, productionize and operate ML models and pipelines at scale, leverage ML tools and infrastructure for low-latency serving and model upkeep.
Seniority
Senior, hands-on IC
