Yifan Li

ML infra at Meta | Ex FinTech

Toronto, Ontario, Canada

About

7+ years of experience in Applied Machine Learning, Database, and Query Optimization

Experience

  • Senior Software Engineer at Meta
    Jan 2025 - Present · 1 yr 6 mos

  • Senior Applied Scientist at Ripple
    Jul 2022 - Jan 2025 · 2 yrs 7 mos

    - Lead the design and development of high-impact large-scale end-to-end Machine Learning systems for market demand forecasting - Foster innovation through collaboration with cross-functional teams - Drive the development of proof-of-concept ML services for diverse business use cases

  • Adjunct Professor at York University
    Jan 2023 - Aug 2024 · 1 yr 8 mos

    - Teach Advanced System Analysis and Design, Data Management and Analysis, Object-based Programming, Business Integration Technology

  • Huawei Technologies Canada Co., Ltd. (Toronto, Ontario, Canada)
    • Associate Researcher
      Sep 2021 - Jul 2022 · 11 mos

      - Designed and implemented the adaptive cost model for a cloud-native database which outperforms MySQL and reduces the query answering latency by up to 80% for certain queries on TPC-DS benchmark - Developed an ML-assisted query optimizer which leads to a top-tier conference paper (first author) and a US patent (first inventor, in review)

    • Associate Engineer
      May 2021 - Aug 2021 · 4 mos