SIYANG XIE

EXPERIENCE

CRUISE LLC

Software Engineer, 2021.06 - present

FACEBOOK, INC

Research Scientist, 2018.04 - 2021.05

AMAZON.COM, INC

Intern, Research Scientist, 2017.05 - 2017.08

  • Developed optimization models and machine learning algorithms to optimize Amazon’s inbound process.

  • Wrote SQL queries to extract/process data, and programmed implementations using Python, Pandas, etc.

CSX TRANSPORTATION INC

Intern, Operations Research Scientist, 2015.05 - 2015.07

  • Developed a series of optimization models and customized algorithms to solve multiple large-scale railroads network problems (e.g., locomotive infrastructure planning, fueling strategy planning, etc.).

  • Designed multiple C# programs to implement the models and algorithms and used Microsoft SQL Server to maintain and interact with CSX's network databases by designing tables, views, procedures, etc.

  • Successfully implemented several industrial applications, and incorporated them into CSX's decision-support system.

EDUCATION

UNIVERSITY OF ILLINOIS

Ph.D., Civil Engineering, 3.98/4.00, 2013.08 - 2018.03

M.S., Applied Mathematics, 4.0/4.0, 2013.08 - 2015.12

  • COURSE WORK:

    • MATHEMATICS: Linear Programming, Nonlinear Programming, Integer Programming, Combinatorial Mathematics, Random Processes, Statistics

    • COMPUTER SCIENCE: Fundamental Algorithms, Machine Learning, Statistical Learning, Distributed Systems, Numerical Analysis

  • RESEARCH SUMMARY:

    • Built mathematical and theoretical optimization models for practical problems.

    • Developed customized algorithms (e.g., graph algorithms, decomposition, dynamic programming, heuristics).

    • Programmed the models and algorithms using various languages (e.g., Java, C#, Python, Matlab).

    • Published academic research papers and made presentations at conferences and workshops.

TSINGHUA UNIVERSITY

B.S., Civil Engineering, 92.5/100.0, (Rank: 2/114), 2009.08 - 2013.07

B.S. (double major), Economics, 88.9/100.0, 2010.09 - 2013.07

  • COURSE WORK:

    • MATHEMATICS : Calculus, Linear Algebra, Probability and Statistics

    • PROGRAMMING : Fundamentals of Programming, Java and Object-oriented Programming, CAD Technology

    • MECHANICS : Engineering Mechanics, Structural Mechanics, Hydrodynamics, Finite Element Method, Concrete Structure, Soil Mechanics, Steel Structure, Foundation Engineering, Bridge Engineering

  • RESEARCH SUMMARY:

    • Built mathematical optimization models for traffic sorting strategies in traffic intersection signal control.

    • Implemented simulation programs to visualize and validate the proposed model solutions.

HONOR

Competition Award

  • Runner-up, COTA Best Dissertation Award, 2018.

  • Finalist, Daniel H. Wagner Prize for Excellence in Operations Research Practice, 2015.

  • Meritorious Winner, The Mathematical Contest in Modeling (MCM), 2012.

Academia/Research

  • Outstanding graduate (1/114), China Civil Engineering Society, 2013.

  • Scholarships for Academic Excellence, Tsinghua University, 2010-2013.