Changzheng Liu

age ~47

from Fremont, CA

Also known as:
  • Chengzheng L Liu
  • Changzhen L Liu
  • Zheng Liu Chang

Changzheng Liu Phones & Addresses

  • Fremont, CA
  • Markleeville, CA
  • Knoxville, TN
  • Alameda, CA

Resumes

Changzheng Liu Photo 1

Data Scientist

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Location:
1 Bethel Vly Rd, Knoxville, TN
Industry:
Research
Work:
Oak Ridge National Laboratory since May 2012
Research Staff

Oak Ridge National Laboratory - Oak Ridge, TN Nov 2009 - Apr 2012
Postdoctoral Research Associate

UC Davis - Davis, CA Sep 2004 - Oct 2009
Research Assistant

Global Energy Decisions - Sacramento, California Area Jul 2007 - Sep 2007
Consultant
Education:
University of California, Davis 2004 - 2009
Doctor of Philosophy (Ph.D.), Transportation and Logistics, Operations Research
Tsinghua University 2001 - 2004
Master of Science (M.S.), Civil Engineering
Beijing University of Aeronautics and Astronautics 1997 - 2001
Bachelor of Science (B.S.), Electrical Engineering (Automation)
Skills:
Matlab
Fortran
Simulations
Numerical Analysis
Mathematical Modeling
Machine Learning
Statistics
R
Latex
Modeling
Data Analysis
Optimization
Python
Algorithms
Research
C++
Programming
Changzheng Liu Photo 2

Engineering Manager

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Location:
San Francisco, CA
Industry:
Computer Software
Work:
Gitlab, Inc.
Engineering Manager

Thunder Token, Inc. May 2018 - Sep 2019
Engineering Manager

Gusto (Formerly Zenpayroll) Sep 2016 - May 2018
Software Engineering

Brocade Mar 2015 - Sep 2016
Engineering Manager

Riverbed Technology Sep 2008 - Mar 2015
Engineering Manager, Mts
Education:
Beihang University 1996 - 2003
Master of Science, Masters, Bachelors, Bachelor of Science, Computer Science
Skills:
Linux
C++
Embedded Systems
C
Software Development
Tcp/Ip
Operating Systems
Shell Scripting
Ethernet
Device Drivers
Unix
Virtualization
Network Security
Storage Area Networks
Enterprise Software
Solaris
Debugging
System Architecture
Storage
Linux Kernel
Security
Software Engineering
Algorithms
Eclipse
Ipv6
Network Programming
Saas
Clearcase
File Systems
Cloud Computing
Wireless
Python
Xml
Distributed Systems
Ip
Gnu Debugger
Java
Software Design
Test Automation
Multithreading
Sql
Perl
Data Structures
Scalability
Vmware
Embedded Software
Agile Methodologies
Wireshark
Internet Protocol Suite
Go
Blockchain

Us Patents

  • Bidding Platform With Controls For Multiple Objectives

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  • US Patent:
    20200242667, Jul 30, 2020
  • Filed:
    Jan 30, 2019
  • Appl. No.:
    16/262485
  • Inventors:
    - Bentonville AR, US
    Wei Shen - Danville CA, US
    Denis A. Baranov - San Jose CA, US
    Saurabh Bharat Shah - Milpitas CA, US
    Changzheng Liu - Sunnyvale CA, US
  • Assignee:
    Walmart Apollo, LLC - Bentonville AR
  • International Classification:
    G06Q 30/02
  • Abstract:
    A method including providing a graphical user interface including input fields and output fields. The method also can include receiving a total allocation amount for a predetermined time period in an allocation amount input field of the input fields of the graphical user interface, and receiving a performance objective in a performance objective input field of the input fields of the graphical user interface. The method further can include automatically generating an allocation of the total allocation amount among combinations selected from multiple advertisement types and multiple search engines based at least in part on the total allocation amount and the performance objective according to allocation balancing rules, and automatically generating one or more performance forecasts based on the allocation and automatically generating a daily allocation forecast across the predetermined time period based on the allocation. The method additionally can include displaying the daily allocation forecast and the one or more performance forecasts in the output fields of the graphical user interface. The method further can include, after receiving an approval, automatically bidding for each of the multiple advertisement types at each of the multiple search engines based at least in part on the daily allocation forecast. Other embodiments are disclosed.

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Changzheng Liu Photo 3

Changzheng Liu

Changzheng Liu Photo 4

Changzheng Liu


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