cv简历

My Curriculum Vitae个人简历

Basics

Name Zhaodong Liu
Label Graduate Student
Email zhaodonl@andrew.cmu.edu
Phone +1 412 390 6409
Summary A graduate student in the Master of Computational Data Science (MCDS) program at Carnegie Mellon University with research experience in generative retrieval and large language models.

Education

  • 2026.08 - 2027.12

    Pittsburgh, PA, USA

    Master of Computational Data Science (MCDS)
    Carnegie Mellon University
    Analytics Track
  • 2022.09 - 2026.05

    Shanghai, China

    Bachelor of Science, cum laude
    New York University Shanghai
    Double Major: Computer Science, Mathematics
    • Cumulative GPA: 3.793/4.0 | CS Major GPA: 3.946/4.0 | Math Major GPA: 3.786/4.0
    • Relevant Coursework: Honors Linear Algebra, Basic Algorithms, Operating Systems, Databases, Natural Language Processing

Research

  • 2025.05 - 2026.01
    Generative Retrieval for Multimodal Recommendation System
    Research Assistant, New York University Shanghai, Shanghai, China
    • Advisor: Prof. Hongyi Wen
    • Developed a multimodal framework for sequential recommendation on Amazon datasets. Identified and applied VQ-VAE, RQ-VAE, OPQ to capture discrete behavior patterns, achieving 47.2% improvement in NDCG@10 (0.0339 to 0.0499).
    • Collaborated with 2 teammates and implemented BPE-inspired partitioning tokenization across item sequences, merging frequent sub-sequences to enhance contextual coherence and representation quality.
  • 2024.05 - 2024.08
    Energy-Aware Route Optimization Under Traffic-Light Timing
    Research Assistant, New York University Shanghai, Shanghai, China
    • Advisor: Prof. Zhibin Chen
    • Proposed and designed a traffic-aware routing system under real-world map constraints, minimizing energy consumption.
    • Built an OSM, SUMO, TraCI pipeline and extended Dijkstra's algorithm to multi-objective (time, energy) shortest paths, integrating electric and gasoline vehicle energy models. Achieved 10–15% fuel savings at 2–5% time cost.

Projects

  • 2024.09 - 2024.12
    Efficient Retrosynthesis with Pretrained LM Fine-Tuning
    Center for Data Science, New York University
    • Trained predictive models for chemical reaction retrosynthesis using SMILES notation, applying an LLM (LlaSMol-Llama2) for dataset reconstruction and augmentation, improving Top-1 Accuracy by 26.2% (0.588 to 0.742).
    • Explored and employed multiple fine-tuning strategies (encoder freezing, MLP adapters, LoRA) to identify optimal approach with best accuracy-efficiency trade-off.
  • 2024.09 - 2024.12
    Fantasy Sports League Database
    Tandon School of Engineering, New York University
    • Self-directed a project to design a 13-table MySQL database populated with 390+ records, supporting multi-league sports with user authentication, draft scheduling, roster management, and trading systems. Engineered a Python backend and HTML/CSS frontend with ACID-compliant transactions, triggers, and stored procedures, integrating full-stack functionality.

Work

  • 2025.12 - 2026.04

    Shanghai, China

    Data Engineer Intern
    Data Strategy Department, McDonald's China
    Worked on building and optimizing data infrastructure to support business intelligence and analytics for McDonald's China.
    • Spearheaded an internal AI agent for self-service data access, routing natural-language queries to constraint-aware SQL over a catalog spanning 14 business domains, or RAG over internal data maps and documents to generate cited answers.
    • Initiated and designed a similarity-based sales forecasting algorithm over a combo master-data set normalized across 4 ID levels, quantifying menu-composition to forecast new-combo launch sales from comparable combos.
    • Managed and validated enterprise database schemas, governing a 203-scenario and 54-interface data map.
    • Redesigned data dashboards, organizing 500+ financial metrics with structured drill-down paths for self-service analytics.

Volunteer

  • 2023.05 - 2024.08
    Treasurer
    PEER-Pal Club, New York University Shanghai
    • Managed financial operations and budgeting for a club of 100+ club members, mentored incoming club leaders, ensuring continuity of club's charity work; facilitated letter exchanges with 60+ high school students from Hunan Province.
  • 2022.09 - 2026.05
    Trombone Section Leader
    Chamber Orchestra, New York University Shanghai
    • Led and trained trombone section, coordinating weekly rehearsals and semester concerts, and oversaw instrument logistics.

Awards

Skills

Programming
Python
Java
C
SQL
R
ML & AI
PyTorch
LoRA/PEFT
Hugging Face
Transformers
Data & Tools
NumPy
Pandas
MySQL
Git

Languages

Chinese
Native
English
Fluent

基本信息

Name 刘兆东
Label 研究生
Email zhaodonl@andrew.cmu.edu
Phone +86 131-5629-6623
Summary 卡内基梅隆大学计算数据科学硕士(MCDS)项目研究生,具有生成式检索与大语言模型方向的科研经历。

教育背景

  • 2026.08 - 2027.12

    匹兹堡,宾州,美国

    计算数据科学硕士(MCDS)
    卡耐基梅隆大学
    分析方向
  • 2022.09 - 2026.05

    上海,中国

    理学学士
    上海纽约大学
    双主修:计算机科学、数学,cum laude(荣誉毕业)
    • 累计 GPA: 3.793/4.0 | 计算机科学专业 GPA: 3.946/4.0 | 数学专业 GPA: 3.786/4.0
    • 相关课程:荣誉线性代数、基础算法、操作系统、数据库、自然语言处理

科研经历

  • 2025.05 - 2026.01
    多模态推荐系统的生成式检索
    科研助理,上海纽约大学,中国上海
    • 导师:文弘毅教授
    • 开发了基于 Amazon 数据集的序列推荐多模态框架。识别并应用 VQ-VAE、RQ-VAE、OPQ 来捕捉离散行为模式,在 NDCG@10 指标上实现了 47.2% 的提升(从 0.0339 提升至 0.0499)。
    • 与 2 名队友合作,实现了受 BPE 启发的分区分词技术,跨物品序列合并频繁子序列,以增强上下文连贯性与表示质量。
  • 2024.05 - 2024.08
    考虑交通信号灯时长的高效驾驶路线优化
    科研助理,上海纽约大学,中国上海
    • 导师:陈志斌教授
    • 提出并设计了真实地图约束下的交通感知路由系统,最小化能源消耗。
    • 构建了 OSM、SUMO、TraCI 流程,并扩展 Dijkstra 算法至多目标(时间、能源)最短路径,整合了电动车和汽油车的能源模型。实现了 10-15% 的燃油节省,时间成本增加 2-5%。

项目经历

  • 2024.09 - 2024.12
    微调预训练语言模型实现高效化学逆合成
    纽约大学数据科学中心
    • 利用 SMILES 标记法训练化学反应逆合成预测模型,应用大语言模型(LlaSMol-Llama2)对数据集进行重建和扩充,使 Top-1 准确率提高了 26.2%(从 0.588 提升至 0.742)。
    • 探索并采用了多种微调策略(Encoder 参数冻结、MLP 适配器、LoRA),以确定准确率与效率权衡最优的方法。
  • 2024.09 - 2024.12
    虚拟体育联赛数据库
    纽约大学坦顿工程学院
    • 自主设计了一个包含 13 张数据表的 MySQL 数据库,录入 390 余条记录,支持多联赛虚拟体育运营,涵盖用户认证、选秀调度、阵容管理与交易系统;以 Python 构建后端、HTML/CSS 构建前端,实现符合 ACID 规范的事务、触发器与存储过程,完成全栈功能集成。

工作经历

  • 2025.12 - 2026.04

    上海,中国

    数据工程师实习
    麦当劳中国 数据战略部
    为麦当劳中国的商业智能与数据分析构建并优化数据基础设施。
    • 牵头开发了内部 AI 智能体用于自助数据访问,将自然语言查询路由到覆盖 14 个业务领域的约束感知 SQL,或通过 RAG(检索增强生成)在内部数据地图和文档上生成带引用的答案。
    • 发起并设计了基于相似度的销售预测算法,在跨越 4 个 ID 层级标准化的组合主数据集上进行操作,量化菜单构成以预测新组合套餐的上市销售额。
    • 管理和验证企业数据库模式和数据地图,管理包含 203 个场景/54 个接口的数据地图。
    • 重新设计数据仪表板,组织 500+ 财务指标,构建结构化下钻路径以实现自助分析。

学生组织与活动

  • 2023.05 - 2024.08
    财务主管
    上海纽约大学 PEER-Pal 社团
    • 管理 100+ 名社团成员的财务运营与预算,指导新任社团负责人,确保社团慈善工作的延续;促成了与湖南省 60+ 名高中生的书信交流。
  • 2022.09 - 2026.05
    长号声部首席
    上海纽约大学 交响乐团
    • 领导并训练长号声部,协调每周排练与学期音乐会,并负责乐器后勤管理。

荣誉奖励

技能

编程语言
Python
Java
C
SQL
R
机器学习与人工智能
PyTorch
LoRA/PEFT
Hugging Face
Transformers
数据与工具
NumPy
Pandas
MySQL
Git

语言

中文
母语
英文
流利