Felix Hao

Computer Science student at the University of Florida (Class of 2028), interested in low-latency systems, backend infrastructure, and quantitative trading systems. Completed secondary education at Beijing No. 4 High School. Currently focused on building high-performance systems in C++ and understanding the design of modern electronic trading infrastructure.

Interests

Low-Latency Systems • Distributed Systems • Backend Engineering • Quantitative Trading

Highlights

  • Built a single-threaded low-latency order matching engine in C++, implementing a limit order book and price-time priority matching
  • Currently extending the engine toward multi-threading, lock-free data structures, and performance optimization
  • Strong foundations in Data Structures, Operating Systems, and Networking
  • Completed an 8-week low-latency systems curriculum (Qishi C++ Study Group), covering:
    • concurrency models, memory pools, and lock-free queues
    • exchange architecture and matching engine design
    • market data pipelines and trading strategies
    • performance instrumentation and optimization
  • Trained machine learning models (Linear Regression, Random Forest) to predict movie revenue (R² = 0.86) at NTU summer program
  • Published research: Comparison Between Different Qubit Designs for Quantum Computing (ISHSR)

Experience & Activities

  • Associate Director of Technology, UFCSSA (University of Florida Chinese Students & Scholars Association)
    • Maintain and update the organization website; troubleshoot and resolve technical issues

  • Member, Qishi Club

  • Formal Member, 3rd C++ Low-Latency Systems Study Group

    • Curriculum: https://github.com/qishiclub/cpp-study-group-3rd.git

Skills

Languages: C++, Python
Core Areas: Data Structures • Systems • Networking • Performance Optimization

Contact

Email: felixhao772@gmail.com