Senior Applied ML Engineer (Agentic Search)

Nebius is seeking a Senior Applied ML Engineer to build an agent-native search platform for AI systems. You will develop and deploy machine learning models for retrieval, ranking, and indexing at scale, working on a critical production system. This role involves tackling large-scale challenges and collaborating with engineering teams to integrate ML models into live services.

• Design, train, and deploy ML models for retrieval, reranking, and search relevance
• Build and optimize embedding-based indexing and large-scale retrieval systems
• Develop models supporting crawling, data selection, and content understanding
• Define and improve quality metrics for agent-native search and build evaluation pipelines
• Work on systems operating at very large scale with high-throughput query workloads
• Collaborate with engineering teams to integrate ML models into production services