Software Developer Engineer
Resume:
Chaoyi (Charlie) Zhao
Chandler, AZ 85286
********.***@*****.***
QUALIFICATION PROFILE
Over 8 years of work experience in large-scale optimization problems
Proficient in designing, developing and deploying optimization models using LP, MIP, and Constraint Programming, and heuristic methods
Skilled in formulating and solving large-scale optimization problems in areas of manufacturing and supply chain including capacity planning, inventory control, routing and scheduling
Well versed in manufacturing science, combinatorial optimization and constraint satisfaction problems, supply chain optimization, vehicle routing problems and algorithms
Legal permanent resident
Work EXPERIENCE
Intel Corporation, Chandler, AZ
April 2014-Present
Operations Research Engineer
Design, develop, and apply mathematical and optimization techniques to solve complex, large-scale manufacturing problems including scheduling, planning, resource allocation and capacity optimization problems
Developed, implemented and maintaining several real-time optimization models in scheduling that control some key manufacturing operations and processes
Apply Mathematical Programming, Constraint Programming, and decomposition techniques to solve some of the most challenging industrial problems in real-time WIP steering and scheduling.
Recipient of numerous awards, including the highest honor awarded by Intel Technology and Manufacturing group for being a major contributor to the capacity optimization project that generated $725M revenue in 2019
TMW Systems, Oklahoma City, OK
Oct. 2012-April 2014
Software Developer/Operations Research Analyst
Developed various vehicle routing applications for the main TMW system’s dispatch engine to plan for efficient routes and schedules for delivery and service
Developed a greedy heuristic to maximize truck’s tank compartments utilization
Wrote a Tabu Search heuristic method to minimize the routing cost
Wrote unit testing script to test feature of the logics and detect bugs
Applied different design patterns and OOP techniques to improve code’s maintainability and reusability and expandability
Advanced Micro Devices, Austin, TX June 2011 - Feb. 2012
Operation Research Consultant
Worked on a team that developed a large-scale Supply Chain Optimization software that is capable of planning for the entire supply chain network for the company
Wrote different scripts to generate what-if scenarios to test against the software
Utilized python to automate some testing cases
AREAS OF EXPERTISE
Optimization Methods: Linear/Integer Programming, Constraint Programming, Heuristic algorithms
Optimization Software: OPL Studio, CPLEX, CP (Constraint Programming) Optimizer; AMPL
Programming Languages: Python, C#, JavaScript
Tools: R, JMP, PL-SQL
EDUCATION
The College of William and Mary, Williamsburg, VA
Degree: M.S. in Computer Science with Specialization in Operations Research
Claremont Graduate University, Claremont, CA
Peter F. Drucker and Masatoshi Ito Graduate School of Management
Degree: M.S. in Financial Engineering
The Ohio State University, Columbus, OH
Degree: B.S. in Mathematics
May 2011
June 2009
June 2006
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