Tan Nguyen Email & Phone Number

Ho Chi Minh City, Vietnam

Perform data analysis and visualization on live production data to detect geolocation data anomalies and anti-fraud purposes. Monitor application releases, configuration, and database changes. Present core findings and propose anti-fraud solutions with immediate impacts.Core accomplishment:- Developed numerous Python scripts integrated with Elasticsearch query leveraging automated data retrieval, analysis workflow, and streamlining reporting processes for reducing manual tasks in DA teams.- Developed PySpark script on Databricks for complex data transformations to support high-performance analytics and advanced fraud detection.- Built and maintained dashboards in Elasticsearch and Kibana to track key performance metrics, providing stakeholders with real-time insights. - Leveraged SQL within Databricks to perform complex queries and data analysis, enabling efficient data exploration and reporting. Designed and developed interactive dashboards in Databricks to visualize insights and track key metrics.- Conducted daily extensive investigations and monitoring of live production data for geolocation anomalies, device tampering risks, and product key performance metrics.- Produced immediate data-driven solutions for fraud risks and breaches. Formulated long-term preventative measures to combat spoofing attempts.- Performed comprehensive analysis of ad-hoc cases with Kibana, SQL, and Python to collect actionable insights and propose data-driven solutions for Customer Support, Release Deployment, and Internal Development teams.Tech Stack: Python, MySQL, XPath, Elasticsearch, Kibana, PySpark, Databricks, Excel, Google Sheets etc.

Ho Chi Minh City, Vietnam

- 500 hours of teaching experience in teaching A1 - B1 One-on-One English classes- Assign homework and exams, as well as students’ additional assessments- Create individualized plans to meet the needs of students.

Ho Chi Minh City, Vietnam

- Working with the academic director to coordinate and supervise daily operations- Organizing and Managing the academic director's schedule that includes meetings, event presentations, academic paper/research conducts, and other affairs.- Undertake staffing responsibilities (hiring, training, evaluating, etc.)- Assisting in the monthly budgeting and monitoring of event expenses- Assisting in developing and implementing plans and goals for promotion events, workshops, and internal events.

Ho Chi Minh City, Vietnam

- Inputting data of inbound customers from the Telesales department, ELSA hotline/inbox, performance marketing, etc. into the Hubspot database- Assigning inbound customers to the respective BD members in accordance with their field respective operating regions and fields- Cleaning up outdated data and duplication as well as correcting false inputs- Updating the database in accordance with the modern BD procedure, - Ensuring the data consistency- Researching contacts of potential clients (targeting Human Resources Managers, Training Managers, Learning and Development Managers, General Managers, Senior Employees, and Members of the Board) - Estimating the potential market volumes for numerous targeted industries under my supervisor’s plan- Organizing operations and technical activities of informative webinars and promotion events.

Vietnam

- Substituting for English classes of which levels varied from A1 to C1 (according to CEFR language level).- Instructing English classes up to 4 students and a total of over 800 students over the course of working.

Vietnam

- Managing A1 - B1 level classes with 10 - 15 students, - Contacting parents for students’ studying progress.- Attending and accompanying more than 10 three-month junior classes during a year of working.