Guangchun Cheng is a Senior Staff Software Engineer in Mountain View with 13 years of experience building large-scale infrastructure for indexing, retrieval, ranking and semantic search of user-generated and Street View content for Google Search and Maps. He led cross-team efforts to unify indexing and serving of subjective place-related content and pioneered scalable GenAI-driven summarization and semantic search features used in AI Mode and Maps. His background blends computer vision, image processing, and machine learning with deep systems and low-latency engineering, having evolved from photo ranking work to architecting the backbone services that power place search. He holds a PhD in Computer Science and is known for translating research-grade vision and retrieval techniques into production systems that operate at global scale. An often-overlooked strength is his track record of initiating unified platforms across product boundaries, reducing duplication while enabling rapid feature innovation.
13 years of coding experience
12 years of employment as a software developer
Doctor of Philosophy - PhD Computer Science, Doctor of Philosophy - PhD Computer Science at University of North Texas
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Guangchun Cheng - Senior Staff Software Engineer at Google