Bin Liu
Details
Business Administration
University of Arkansas - Sam M. Walton College of Business
2011 : 2013
Study Abroad : MBA Summer Institute 2012
European Business Environment
WHU - Otto Beisheim Graduate School of Management
2012 : 2012
Bachelor of Science Degree
Chemical Engineering and Technology
Chongqing University
2001 : 2005
Deep Learning Specialization
Deep Learning from Andew Ng
Coursera
2017 : 2017
Walmart Global Tech
Principle Data Scientist, Cybersecurity
• Lead all aspects of the delivery of end-to-end Data Science Solution for Compliance Subject Matter Expert from Architecture Design, Data Base, Front End, Security and integration with Machine Learning models
• Apply Transfer Learning in NLP, Multi-label Classification, Time Series Forecasting to enable Semantic Similarity Search, Summarization, and Categorization of large amount of unstructured ethics and compliance case description and customer comments
• Manage relationships with stakeholders including business customer, cross functional teams, and vendors
• Promote Data Science project best practice in requirement gathering, documentation, and customer onboarding
2019 : 2023
Walmart
Lead Data Scientist, Investigative Risk Operation Compliance Center(IROCC)
• Led cross-functional teams to develop and design Data Science solutions (including Data Pipeline, Feature Engineering, Machine Learning Algorithms Training) for E&C Subject Matter Experts :
1) Design and develop Prioritization system by incorporating classification models and business rules to help prioritize work base on potential risk instead of event happen time.
2) Design and develop Forecasting tool by using time series forecasting methodologies to help global intake team to plan resource efficiently and understand the possible impact from novel event
3) Design and develop Rare Event Detection system by incorporating semi-supervise methodology and business rules to reduce ~90% irrelevant information for regulatory review
• Conducted statistical analysis for E&C KPI and Operational KPI to identify the most impactful factors to E&C Performance and demonstrate the correlation between E&C program and operation performance
2018 : 2019
Walmart
Senior Manager of Data Science, Global Ethics & Compliance(E&C)
• Built timely reports, KPI dashboards and recommendations via automated data cleansing workflow, validation, and statistical analysis
• Developed R/Python script to automate product description compliance scanning, supplier contract Scanning, and information extraction help business to save hundreds of hours from manual review work.
• Supported ad-hoc data request and provided customers with clean and accurate reports in a timely manner from SQL Server and Teradata using SQL
2016 : 2018
Walmart
Analyst III, Global Governance Digital Solution&Insights
• Led and supported business system transformation projects by collaborating with technology partners and business stakeholders in Walmart Business Units and International Markets using agile methodology
1) Business process optimization and solution design
2) Requirement and functional solution translation into prototyping wireframe and tech specification
3) Data extraction, mapping, and quality assessment, remediation planning and migration
4) System configuration, testing automation and end user training
• Developed and executed project plans for business process and technology transformations, including MDM, SAP Finance & Supplier Management
2013 : 2016
Walmart
Senior Business Analyst- Walmart Technology
Skills
Business Strategy, Cross-functional Team Leadership, Data Analysis, Financial Analysis, Leadership, Logistics, Management, Marketing, Microsoft Excel, Powerpoint/Prezi, Project Management, Retail, Sales, SAP FI/SD/MM, SAP MDGS/SLC, SAS Enterprise Guide/R language, Strategic Planning, Strategy, Supply Chain Management
About
As Data Science Professional, I strive to use data analytics and the emerging capabilities of Artificial Intelligence (AI) and Machine Learning (ML) technologies to help businesses improve customer experiences and mitigate operation risks. As Leader, I enjoy influencing by rolling sleeves up to solve problems instead of words.
Specialties:
Frame technical problems from business challenge & design and development of Data Science products through cross function collaboration
• Machine Learning: sk-learn, h2o
• Deep Learning: keras, tensorflow, fastai, pytorch
• Natural Language Processing: gensim, spaCy, Transformers, Sentence-Transformers
• Programming: SQL, R and Python(including PySpark)
• Time Series Forecasting: prophet
• Web App: Rshiny, Flask, Django, Javascript, HTML, CSS
• Could Platform: Azure, GCP
• Business Intelligence & Visualization: Tableau, Power BI, Plotly
• Scrum Master
Achievements:
• Three Walmart Make-A-Difference Award in last 5 years
• Coursera Deep Learning Specialization
• Cornell Machine Learning Certification
Profile Photo
