1. Processing and analyzing data to find valuable information; tracking data, analyzing behavioral data results, building user profiles, services, partners, etc.2. Building data models and predicting future trends: Coordinating with relevant departments to create data models and reports, analyzing and evaluating the results of implementing data analysis algorithms;3. Develop a set of KPIs and measurement methods to determine the success of marketing programs/campaigns, services, or products from customer behavior on the Web/App and other channels (Google Analysis, App Store, Internal Management System, user surveys, social network interactions, etc.).4. Optimize data-related processes. Analyze and process big data and learn trends and patterns in data to support business decisions.5. Build charts and dashboards to analyze sales for the business and analyze business efficiency; develop growth forecast charts. 6. Create reports and visualize data to make it easier for other teams to understand the information.7. Filter and clean data through reports, text, and resulting metrics to adjust for code errors that arise.8. Build solutions and program processing layers on the Data Warehouse system. Integrate data sources from application systems into the data warehouse.9. Perform periodic reports at the department head's request and the company's board of directors.

- Provide data updates of ~50 European markets for German clients using tools (Python, Xpath,...) that work on devices (smartphones, tablets, smartwatches, etc.).- Analyze the device's data with the Pivot Table in Excel.- Data can be collected using tools like Web Scraper and SEO to gather information about new devices based on provided lists.- Engage in communication with customers to understand their requirements.- Managing different types of reports (weekly, monthly, etc.)

Achievements and skills gained:- Be assessed positively by the store’s boss: active, extremely adaptable…- Observe, learn, and catch customers’ tastes well- Build a lot of good relationships with everyone in the store- Gain a basic understanding of how the Korean fast food store operates.