cv

Basics

Who i am Jay (Zhuosheng) Liu, Ph.D.
Current status Ph.D. Intern, Machine Learning at Meta Platforms
Email zsliujay@gmail.com
Summary Researcher combining domain knowledge in microbial food safety with bioinformatics and applied AI/ML. Work spans interpretable pathogen genomics, protein representation learning, generative-AI evaluation, and large-scale recommendation systems. Experience connects experimental science, model development, and evaluation in research and production settings.
Academic email zsliu@ucdavis.edu
Url https://jlk666.github.io
Research focus Applied AI/ML | AI for Science | Bioinformatics | Microbial Food Safety

Industry Experience

  • 2026.06 - Present
    Ph.D. Intern, Machine Learning
    Meta Platforms
    Developed LLM-based music and creator recommendation systems for content creation.
    • Built pipelines for semantic tokenization, supervised fine-tuning, preference optimization, and online evaluation.
    • Designed Atomic Creator Tokens for creator recommendation.
  • 2025.06 - 2025.08

    McLean, VA

    Ph.D. Data Science Intern, AI Foundation
    Capital One
    Investigated graph representation learning using data from approximately two million customers to predict shared accounts and support customer modeling and fraud-risk analysis.
  • 2024.06 - 2024.09

    Emeryville, CA

    Machine Learning Intern
    Metagenomi
    Developed preprocessing, feature engineering, and ML/deep-learning models for CRISPR nuclease indel profiles and gene-editing outcomes using internal screening data.

Editorial Appointment

  • 2026.09 - Present
    Review Editor
    Frontiers in Microbiology — Microbiome Data Science
    Appointed to the section editorial board to review manuscripts in computational, statistical, and informatics approaches to microbiome research.

Education

  • 2020 - 2026

    Davis, CA, USA

    Doctor of Philosophy (PhD)
    University of California, Davis
    Microbial food safety, bioinformatics, and machine learning
    • Advisor: Luxin Wang
  • 2023 - 2025

    Davis, CA, USA

    Master of Science (MS)
    University of California, Davis
    Computer Science
    • ECS 271 Advanced Machine Learning (A+)
    • ECS 174 Computer Vision (A)
    • ECS 289 G Advanced Deep Learning (A+)
    • ECS 289 L Advanced Artificial Intelligence (A+)
    • ECS 230 Applied Linear Algebra (A)
  • 2019 - 2020

    New York, NY, USA

    Master of Arts (MA)
    Columbia University
    Biotechnology
  • 2019

    Davis, CA, USA

    Bachelor’s degree
    University of California, Davis
    Food Science and Technology

Skills

AI / ML
PyTorch, TensorFlow, scikit-learn, Hugging Face
LLM fine-tuning, LoRA, PEFT, DPO, GRPO
Multimodal representation learning, graph learning
Generative recommendation, model evaluation
Programming & Systems
Python, R, C/C++, Java, SQL, Scala, Perl, Bash
NumPy, pandas, Spark/PySpark, PostgreSQL
Linux, Git, Docker, AWS, FSDP, vLLM
Bioinformatics
Snakemake workflows, Biopython
RNA-seq, 16S rRNA sequencing, whole-genome and pangenome analysis
ESM2 protein embeddings, UMAP/t-SNE, AlphaFold2 structure prediction
Experimental Methods
NGS library preparation, qPCR, PCR
Microbial culture, pathogen challenge studies, food-safety experiments

Awards

  • 2026
    • Reviewer Appreciation Award – Issued by Journal of Medical Imaging (JMI) / SPIE (Feb 2026)
    • Walter Jennings Graduate Student Fellowship (Jan 2026)
  • 2025
    • Margrit Mondavi Student Support Fellowship (Mar 2025)
  • 2024
    • Peter J. Shields and Henry A. Jastro Research Award – Issued by UC Davis, College of Agriculture and Environmental Science (Oct 2024)
    • Fresh Express Incorporated Graduate Student Support Fund – Issued by UC Davis, Food Science and Technology Department (Mar 2024)
    • LUGG Graduate Student Award – Issued by UC Davis, Food Science and Technology Department (Mar 2024)
  • 2023
    • NCIFT Graduate Student Competition 1st Place Winner – Issued by NCIFT (Apr 2023)
    • Fresh Express Incorporated Graduate Student Support Fund – Issued by UC Davis, Food Science and Technology Department (Mar 2023)
    • LUGG Graduate Student Award – Issued by UC Davis, Food Science and Technology Department (Mar 2023)
  • 2022
    • Peter J. Shields and Henry A. Jastro Research Award – Issued by UC Davis, College of Agriculture and Environmental Science (Sep 2022)
    • Fresh Express Incorporated Graduate Student Support Fund – Issued by UC Davis, Food Science and Technology Department (Mar 2022)
    • James and Marilyn Lugg Graduate Student Award – Issued by UC Davis, Food Science and Technology Department (Mar 2022)
    • Victor Chu Endowment – Issued by UC Davis, Food Science and Technology Department (Mar 2022)
  • 2021
    • Peter J. Shields and Henry A. Jastro Research Award – Issued by UC Davis, College of Agriculture and Environmental Science (Aug 2021)
    • Bor Luh Scholarship – Issued by UC Davis, Food Science and Technology Department (Mar 2021)
    • George Stewart Memorial Award – Issued by UC Davis, Food Science and Technology Department (Mar 2021)
  • 2020 & Earlier
    • Doctoral Student Departmental Fellowship – Issued by UC Davis Food Science Graduate Group (Mar 2020)
    • Departmental Master Student Scholarship – Issued by Columbia University (Aug 2019)
    • 3rd Place of CAFPNA Student Presentation Competition – Issued by Chinese Association of Food Protection in North America (Jul 2019)
    • Departmental Citation for Outstanding Performance – Issued by UC Davis Food Science and Technology Department (Jun 2019)

Peer Review Activity

  • 2026
    • Frontiers in Microbiology (Reviewer)
    • Journal of Food Science (Reviewer)
    • ACM Computing Surveys (Reviewer)
    • ACM Transactions on Sensor Networks (Reviewer)
    • ICLR Workshop on Foundation Models for Science (FM4Science) (Reviewer; six completed reviews)
    • Conference on Neural Information Processing Systems (NeurIPS) (Reviewer)
    • KDD AI4Science (Reviewer)
    • ACM CAIS AgentSkills Workshop (Reviewer)
  • 2025
    • NeurIPS workshops: Imagenomics and AI4DS (Reviewer)
    • ACM Transactions on Computing for Healthcare (Reviewer)
    • Journal of Medical Imaging (Reviewer)
    • IEEE Journal of Biomedical and Health Informatics (Reviewer)
    • IEEE Transactions on Neural Networks and Learning Systems (Reviewer)
    • IEEE Data Descriptions (Reviewer)
    • IEEE Transactions on Multimedia (Reviewer)
    • Frontiers in Microbiology (Reviewer)
    • Frontiers in Marine Science (Reviewer)
  • 2024
    • ICLR-associated reviewing
  • 2023
    • IFT FIRST Technical Research Paper (Reviewer)
  • Additional Service
    • KDD 5th Workshop on Ethical Artificial Intelligence (Reviewer)
    • KDD 5th Workshop on Uncertainty Reasoning and Quantification in Decision Making (Reviewer)
    • IEEE Cloud Summit (Reviewer)
    • International Conference on Artificial Neural Networks (Reviewer)