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Harshini A

Harshini A

Risk Analyst

5+ yrs exp 95 · Outstanding

About

Analyst with 5 years of experience in executing data-driven solutions to increase efficiency and accuracy. Proficient knowledge in SQL, Modular programming, statistics, mathematics, and analytics. Eager to learn and understand business requirements comprehensively to provide effective and efficient Solutions.

Skills & Expertise (20)

SQL Advanced
8.0/10
5
Years Exp
Python Advanced
8.0/10
5
Years Exp
Tableau Advanced
7.5/10
5
Years Exp
MySql Advanced
7.0/10
5
Years Exp
Excel Advanced
7.0/10
5
Years Exp
Pandas Advanced
7.0/10
5
Years Exp
Postgresql Intermediate
6.5/10
4
Years Exp
NumPy Intermediate
6.5/10
4
Years Exp
Metabase Intermediate
6.0/10
1
Years Exp
Amazon QuickSight Intermediate
6.0/10
1
Years Exp
Jira Intermediate
6.0/10
5
Years Exp
Confluence Intermediate
6.0/10
5
Years Exp
Power BI Intermediate
5.0/10
2
Years Exp
Communication collaboration Problem-solving Adaptability Time management Presentation Skills Attention to Detail

Work Experience

Data Analyst (Chargebacks)

REVOLUT

Oct 2023 - Sep 2024

Analyzed large datasets to identify known fraud patterns, Account Takeover (ATO) incidents, and emerging fraud modus operandi, developing actionable insights to minimize financial risks. Served as Metric Owner and Auditor for Chargebacks, Incorrect Sanitization Rate (ISR), Direct Debit, Fraud Reinstate, and Hold Reinstate, ensuring metric accuracy and driving continuous process improvements. Conducted root cause analysis (RCA) on chargeback and direct debit defects, collaborating with cross-functional teams to enhance customer dispute resolution processes and optimize transaction accuracy. Partnered with Risk Mining and Machine Learning teams to deep-dive into fraud attributes, strengthening fraud detection models and improving customer protection measures. Created data-driven educational materials, including flyers and knowledge documents, by simplifying complex data insights into easy-to-understand formats to train cross-functional teams and support operational excellence initiatives. Built and maintained dashboards and reports to monitor key fraud and payment metrics, enabling real-time insights and data-driven decision-making across business and risk teams.

Risk Analyst (Buyer Risk Investigations – Payment Risk Operations)

AMAZON

Jul 2019 - Aug 2023

Data Analysis for Disputed Transactions: Used SQL and Python to investigate and analyze cardholder disputed transactions in accordance with MasterCard and Visa regulations. Chargeback Compliance Monitoring: Utilized analytical models to identify chargeback trends and compliance failures, ensuring timely responses to dispute cases within prescribed timeframes. End-to-End Chargeback Process Management: Monitored and optimized chargeback processes through data-driven insights, tracking each case until resolution using Tableau for visualization. Issuing and Acquiring Side Analysis: Conducted in-depth analysis of incoming chargebacks for both issuing and acquiring sides, employing SQL queries to extract relevant data and ensure adherence to regulations. Audit and Quality Control Documentation: Maintain comprehensive system notes and documentation for audit trails, using Meta Base for efficient reporting and quality control checks. Management Information Reporting: Regularly update management on key metrics and analytics findings, utilizing Tableau for visual representation of data trends and insights.

Education

BTECH Mechanical Engineering - JNTUH/SNIST

- 2016 · Afghanistan

Certificate Program in Data Science - eMDP - IIM Kozhikode

- 2022 · Afghanistan

Certifications

Certificate Program in Data Science - eMDP

IIM Kozhikode · 2022

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Profile Score Breakdown

📷 Photo 10/10
📄 Resume 10/10
💼 Job Title 10/10
✍️ Bio 10/10
🛠️ Skills 20/20
🎓 Education 10/10
⏱️ Experience 15/15
💰 Rate 0/5
🏆 Certs 5/5
✅ Verified 5/5
Total Score 95/100

Profile Overview

Member sinceOct 2026

Availability Details

Visa Status

Citizen

Relocation

Not Open to Relocation

Skills (20)

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