Le Yu

(+86) 188-1142-51xx | yule_whale@foxmail.com

Work

  • 2025.01 - now

    Beijing, China

    Senior Machine Learning Engineer
    TikTok
    • 2025: TikTok App Ads

      • Optimized bidding strategies for CostCap products including targetROAS

  • 2021.07 - 2025.01

    Beijing, China

    Machine Learning Engineer
    TikTok
    • 2023-2024: TikTok Lead Ads

      • Developed CVR model via Federated Learning framework integrating prediction capabilities for Trackable/Non-Trackable traffic

      • Deployed multiple retrieval branches leveraging compliant multi-source Signals

    • 2021-2022: TikTok Promote Ads

      • Enhanced advertising models through cross-domain collaboration with recommendation samples

      • Participated product launches including internal ads, ad4ad and promotion-to-live products

Internship

  • 2021.04 - 2021.07

    Beijing, China

    Machine Learning Engineer Intern
    TikTok
  • 2020.11 - 2020.11

    Guangzhou, China

    Machine Learning Engineer Intern
    E-Funds
  • 2020.07 - 2020.09

    Beijing, China

    Machine Learning Engineer Intern
    Microsoft
  • 2020.04 - 2020.06

    Guangzhou, China

    Machine Learning Engineer Intern
    Wechat
  • 2019.08 - 2019.11

    Shenzhen, China

    Businees Analyst Intern
    Tencent
  • 2019.03 - 2019.07

    Beijing, China

    Machine Learning Engineer Intern
    Microsoft
  • 2019.01 - 2019.02

    Beijing, China

    Part Time Assistant
    Roland Berger

Education