Ofer Ben Tzvi
Ashdod
Summary
I’m a data analyst who specializes in data analysis and business intelligence, particularly in the fintech and SaaS industries. I’m skilled at using SQL and Python to dig into complex datasets, uncover valuable insights, and improve workflows and product performance. I’ve worked closely with R&D and product teams to create data-driven strategies and build intuitive dashboards that help people make informed decisions. I’m always up for a new challenge and love using data to create meaningful, real-world results.
Overview
4
4
years of professional experience
4
4
years of post-secondary education
Work History
Data Analyst
Unit
11.2022 - Current
- Unit is a fintech platform offering banking-as-a-service solutions like accounts, cards, payments, and lending for building financial products
- Achievements/Tasks - I joined the Fraud & Risk Analytics Team at its inception
- I was responsible for building all dashboards for fraud tracking in the main domains (applications, payments, disputes, abnormal detections, loss calculations, etc.). - Developed from scratch an alert system and integrated it into Retool, handling workflows, application recording, and manual review team recommendations. - Analyze vendors' performance and provide recommendations for implementing their products. - Implemented a complete ETL process, from reading and analyzing data to researching fraud patterns and setting up automated workflows, alerts, Slack notifications, and reports for banks and clients.
Data Management Analyst
TipRanks
02.2021 - 11.2022
- TipRanks offers stock market research tools, analyzing data to provide insights and recommendations
- Achievements/Tasks - Responsible for the site's security: investigating and analyzing user behavior to prevent fraudulent activity. - Analyzed user activity from multiple data sources and presented business conclusions to senior management. - First point of contact with R&D, data, product, sales, marketing, and support departments for all data issues. - Conducted data analysis and model building using Python, SQL, and BigQuery. - Worked directly with the CEO and COO on sensitive and complex data
- Built and maintained dashboards in the DataStudio system.
Education
Bachelor's Degree - Economics and Management
Open University of Israel
10.2016 - 10.2020
Skills
Data Analysis
Data Visualization and Presentations
SQL
Python
Statistical Analysis
Analytical Problem Solving
Technical Analysis
Project Management
Data Storytelling
Data Science
ETL processes
Data Warehousing
Reporting Tools
Data Exports
Query Tools
A/B Testing
Git
Accomplishments
- Successfully built and integrated a comprehensive alert system, enhancing fraud detection and prevention, resulting in increased client and bank satisfaction.
- Developed and maintained dashboards for fraud tracking on various domains, providing critical insights for fraud prevention strategies.
- Analyzed vendor performance and provided actionable recommendations, leading to improved product implementations and fraud prevention measures.
- Analyzed user activity from multiple data sources and presented business conclusions to senior management, leading to data-driven decision-making.
Languages
Hebrew
Proficient
C2
English
Proficient
C2
Volunteer Experience
Financial Support - Families, PAAMONIM, 2021, Present
Timeline
Data Analyst
Unit
11.2022 - Current
Data Management Analyst
TipRanks
02.2021 - 11.2022
Bachelor's Degree - Economics and Management
Open University of Israel
10.2016 - 10.2020