Z

Zhengyi Hu

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United States

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Résumé


Jobs verified_user 0% verified
  • Waymo
    Senior ML/AI Engineer
    Waymo
    Sep 2020 - Current (5 years 9 months)
    Developed real-time predictive analytics models for vehicle perception using Python, TensorFlow, and GCP integrating multi-sensor inputs (camera, lidar, radar) for autonomous navigation. Engineered PySpark and SQL feature extraction pipelines for large-scale training datasets based on lidar and camera sensor data. Built Generative Al simulation frameworks with Transformer architectures in TensorFlow to create advanced scenario synthesis for risk modeling. Implemented LLM-driven annotation extraction workflows utilizing retrieval-augmented generation (RAG) powered by OpenAI API for complex dataset labeling. Led automation of MLOps via Vertex Al for experiment tracking, model versioning, and pipeline management of production perception models
  • Google
    Senior Software Engineer
    Google
    Jun 2015 - Jun 2020 (5 years 1 month)
    Built NLP relevance ranking models for the Search Infrastructure “Goldmine”, leveraging Python, TensorFlow, and large English-language datasets to prioritize high-value results. Developed text annotation automation tools using machine learning algorithms in Python to improve labeling quality and throughput for organic and paid search datasets. Designed and maintained SQL data pipelines for high-frequency user event ingestion and aggregation, supporting machine learning feature generation for core ranking workflows. Implemented hypothesis-driven A/B testing frameworks using R and Python statistical modules, measuring and interpreting feature impacts on search quality. Partnered with engineering teams to deploy deep learning models for docume
Education verified_user 0% verified
  • Georgia Institute of Technology
    Master of Science in Computer Science, Computational Science
    Georgia Institute of Technology
    Jan 2013 - Jan 2015 (2 years 1 month)
    Atlanta, GA
  • Fudan University
    Bachelor of Science in Computer Science
    Fudan University
    Jan 2009 - Jan 2013 (4 years 1 month)
    Shanghai, China