Andy Zhang

I'm a software engineer studying computer science at the University of Toronto. I work on backend systems and machine learning, previously at Amazon Web Services, Genesys, and ParaMathics Lab.

Experience

  1. Amazon Web Services

    Jun – Aug 2026

    Software Engineer Intern

    Delivered S3 Tables namespace support for 3M+ users.

  2. Genesys

    May – Dec 2025

    Software Engineer Intern

    Built serverless workflows and an MCP server that cut internal tickets by 30%.

  3. ParaMathics Lab

    Jan – Apr 2025

    Machine Learning Researcher

    LLM knowledge distillation; 57% faster training and Triton kernels that beat cuBLAS.

Projects

  • Key-Value Store

    Rust

    Log-structured storage engine with compaction and a multithreaded TCP server.

  • Sentiment Stock Prediction

    Python

    Forecasts stock moves from financial news, beating zero-shot Llama 3.1 by 2.5×.

  • Virtual Memory Simulator

    C

    Multi-level page tables, demand paging, and Clock and 2Q page replacement.

  • Thread Library

    C

    Preemptive user-space threads with mutexes and condition variables.

Skills

Languages
Python, Rust, Go, C, C++, TypeScript, Java, SQL
ML
PyTorch, Triton, Hugging Face, scikit-learn, pandas
Backend
FastAPI, Node.js, PostgreSQL, MongoDB, Docker, AWS, GCP
Frontend
React, Redux, Vue.js