- Detect refund fraud within the retail sector through analysis of Point of Sale (POS) transaction data. - Identify irregular patterns, anomalies, and potential fraudulent activities from millions of transactions daily.- Design customized dashboards within Salesforce, providing the business team with real-time insights into overall performance metrics such as sales revenue, marketing campaign ROI, etc.- Develop Python scripts to extract, clean, and manipulate data stored in… Show more - Detect refund fraud within the retail sector through analysis of Point of Sale (POS) transaction data. - Identify irregular patterns, anomalies, and potential fraudulent activities from millions of transactions daily.- Design customized dashboards within Salesforce, providing the business team with real-time insights into overall performance metrics such as sales revenue, marketing campaign ROI, etc.- Develop Python scripts to extract, clean, and manipulate data stored in Salesforce, ensuring data integrity and consistency across the platform. Show less

Key responsibilities:- Perform data analysis and visualization on live production data for detection of geolocation data anomalies and anti-fraud purposes- Document, present, provide solutions to business team, and monitor after deploying to control real impacts- Cooperate with Dev team to create report to monitor product's performance - Design and script reports based on technical and business requirements- Monitor release, configuration, and database changes- Collect… Show more Key responsibilities:- Perform data analysis and visualization on live production data for detection of geolocation data anomalies and anti-fraud purposes- Document, present, provide solutions to business team, and monitor after deploying to control real impacts- Cooperate with Dev team to create report to monitor product's performance - Design and script reports based on technical and business requirements- Monitor release, configuration, and database changes- Collect data to build machine learning model to detect and prevent fraudstersAchievements:- Streamline process and reduce 70% manual works using Python scripts- Prevent attack from spoofers and reduce failing innocent users real time by creating and updating over 5 rules Show less

- Communicate, plan, organize training sessions, activities and case studies for 56 junior students in VietSeeds Foundation- Source, screen and qualify potential vendors and suppliers for essential learning materials- Develop and create content and images for communication channels- Conduct report and analysis through feedback of students to improve the program- Work directly with a group of over 25 coaches and trainers to tailor and schedule training activities

- Define key metrics to evaluate company’s performance- Gather, clean data, handle missing or incorrectly formatted values- Design, build and maintain reports and dashboards to enable business development teams to make decisions- Conduct in-depth, insightful, and skillfully presented analysis on business- Using automated tools to extract data from primary and secondary sources