Luis Tejada
New York,NY
Summary
Data Analyst - Highly motivated and detail-oriented data analyst with experience in collecting, transforming, and organizing data
for analysis. Proficient in SQL, Excel, Tableau, and R, with a proven track record of using data-driven insights to inform decision-
making. Strong communication and analytical skills, with a demonstrated ability to work both independently and in a team
environment.
Overview
2
2
years of professional experience
Work History
Data Analyst/Risk Analyst
American Express Apprentice
New York City
06.2022 - Current
- Collected and analyzed data using Excel and SQL to provide actionable insights to the team
- Developed dashboards and reports using Tableau and Power BI that led to a 20% increase in productivity for the team
- Conducted data cleaning and validation to ensure accuracy and completeness of data
- Presented findings to team members and stakeholders
- Developed and recalibrated Key Risk Indicators (KRIs) using data analysis and statistical modeling techniques, resulting in a 15% reduction in fraud incidents
Data Analyst
Lawrence J. Berger. PC
New York City
07.2021 - 06.2022
- Conducted data analysis and visualization using SQL and Tableau to identify trends and insights
- Worked with cross-functional teams to develop data-driven solutions to business challenges
- Collaborated with stakeholders to design and deliver effective presentations and reports
- Performed data cleaning and validation to ensure accuracy and completeness of data
Education
Data Science
Multiverse - Bootcamp
06.2023
Google / Data Analytics Professional Certificate -
2021
Skills
- SQL and Excel calculations and analysis
- Data analysis and visualization with Tableau and Power BI
- Python programming for data analysis and visualization
- Data cleaning
- Effective presentations and communication
Timeline
Data Analyst/Risk Analyst
American Express Apprentice
06.2022 - Current
Data Analyst
Lawrence J. Berger. PC
07.2021 - 06.2022
Data Science
Multiverse - Bootcamp
Google / Data Analytics Professional Certificate -
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