Marc Cheng
Product Data Specialist at Rexel Canada- Claim this Profile
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Mandarin Native or bilingual proficiency
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English Native or bilingual proficiency
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French Professional working proficiency
Topline Score
Bio
Experience
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Rexel Canada
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Canada
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Wholesale
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100 - 200 Employee
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Product Data Specialist
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Jun 2023 - Present
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Deloitte
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Business Consulting and Services
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700 & Above Employee
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Data Analyst Intern
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May 2021 - Apr 2022
• Validated anti-money laundering models for Scotiabank. • Assessed methodology in R and Python scripts provided by the client; independently completed the validation of 8 models. • Extracted transactional data, including cash transactions, wire transactions, and monetary instruments transactions from Oracle database; extracted 4,000,000-20,000,000 entries of transactional data using SQL queries. • Performed data quality assessment and data lineage using Jupyter Notebook; checked the integrity of the data; sampled alerts with the proposed threshold using R, Python, or SAS; spotted potential errors and misfires. • Validated models for the loyalty marketing industry; used SQL Server Management Studio to analyze client SQL scripts; calculated redemption rates and breakage rates; validated client’s results. • Valuated derivatives such as interest rate swaps and foreign exchange forward for the Canadian financial industry; valuated commodity swaps for the Canadian energy industry. • Extracted fix-float rate, foreign exchange rate, historical price, and future contract price of commodities independently using Bloomberg Terminal. Show less
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Sunlands Technology Group
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China
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E-Learning Providers
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1 - 100 Employee
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Quality Assurance Intern
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Jul 2019 - Aug 2019
• Monitored sales and customer service through an integrated call recording system (100 records/day). • Filed reports about aggressive sales tactics; helped to improve customer experience. • Filtered through about 50000 entries of customer information exported using SQL. • Created pivot tables from the data mentioned above; analyzed the performance of 6 company sub-divisions based on pivot tables in Microsoft Excel. • Detected a flaw in the awarding system of the company that the employees could potentially exploit; gave a presentation within a group of 5 people, including the superior; led the discussion and drew a conclusion on what could be done about the issue. Show less
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Education
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University of Toronto
Bachelor of Science - BS, Mathematics & Its Applications Specialist (Probability/Statistics) • Mathematics Major -
Dawson College
Diplôme d'Études Collégiales, Pure and Applied Science