YouTubeVerified Source

GenAI Software Engineer - Semantic Search & LLM Systems

207K–300K
Onsite · San Francisco, California
Posted August 4, 2026
payroll

Overview

We seek a Software Engineer to architect the semantic layer for YouTube's Generative Data Analytics platform. This role involves managing project priorities and delivering solutions that transform massive data landscapes using Large Language Models. The ideal candidate thrives in a fast-paced environment and drives technical innovation across full-stack initiatives.

What You'll Do6

  • 1Design and implement dynamic context construction strategies for RAG systems
  • 2Solve challenges related to limited context versus massive schema documentation
  • 3Lead the evaluation and fine-tuning of embedding strategies (dense, sparse, and hybrid)
  • 4Build data pipelines that maintain real-time semantic indexing as YouTube's data evolves
  • 5Mentor Senior Engineers and drive technical roadmap planning
  • 6Collaborate with Google DeepMind and YouTube infrastructure teams to adopt research breakthroughs

Requirements5

  • 15+ years building ETL pipelines with Spark and Airflow
  • 25 years of experience testing and launching software products
  • 33 years of experience with software design and architecture
  • 45 years of experience with machine learning algorithms and tools such as TensorFlow
  • 5Proficiency in SQL and understanding of vector space models and semantic search

Salary Insight

$207 - $300k per year

Location

Typeonsite
LocationSan Francisco, California

Required Skills

Machine LearningTensorFlowArtificial IntelligenceDeep LearningNatural Language ProcessingData StructuresAlgorithmsSQLVector Space ModelsSemantic SearchEmbedding TechniquesRetrieval Augmented GenerationLarge Language Models
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