Anubhav Tyagi
Senior Manager | Macquarie Bank
Picnic Point
Summary
Fraud strategy and analytics leader with 9 years of experience in financial services. Skilled in leveraging advanced analytics, behavioral insights, and machine learning to build fraud detection solutions. Adept at working across stakeholders — operations, technology, and vendors — and experienced in advising senior leaders. Passionate about applying data to protect customers and organizations from fraud and scams.
Overview
9
9
years of professional experience
2
2
Languages
Work History
Senior Manager | Fraud Detection and Analytics
Macquarie Bank
05.2025 - Current
- Reduced false positive rates by over 30% in transaction monitoring rules, enhancing customer experience while maintaining strong fraud coverage.
- Cut daily alerts by more than 50%, boosting operational team capacity and efficiency.
- Spearheaded adoption of real-time ML-driven transaction monitoring, leading development of proof-of-concept models for card transactions.
- Partnered with vendors and internal stakeholders to deploy upgraded authentication and monitoring systems, improving resilience against scams and fraud.
Manager | Fraud Detection and Analytics
Macquarie Bank
03.2023 - 05.2025
- Streamlined fraud operations by reducing manual processes 65% through automation and data-led reporting.
- Developed and optimized dynamic, threshold-based rules, cutting scam and fraud losses by nearly 30%.
- Led portfolio-wide rule optimization, enhancing fraud detection precision and reducing customer disruption, resulting in an industry-leading False Positive Ratio of fraud detection rules for the bank.
- Designed and delivered training for operations teams, ensuring faster, more accurate fraud detection.
Senior Analyst
Fraud Risk Management, APAC, American Express
07.2022 - 03.2023
- Designed and implemented fraud controls for Account Takeover, Card Not Received, and Scam fraud across APAC markets, driving significant reductions in fraud losses.
- Created global fraud features such as “risky basket of goods”, now leveraged by multiple fraud models and delivering ~USD 500K in annual savings.
- Curbed wallet provisioning fraud by combining authorization factors with GBM scores, contributing to ~USD 120K in annual savings while enhancing customer trust.
Senior Analyst
Fraud Decision Science, American Express
06.2018 - 06.2022
- Developed an XGBoost model on AWS to detect POS credit card fraud, delivering ~USD 10M in annual savings.
- Improved customer experience by using real-time feedback from merchants during promotions, reducing 10K+ disruptions annually and enabling USD 100K in incremental spend.
- Identified emerging fraud trends and engineered new features/techniques to strengthen model accuracy; proficient in SQL, Hive, R, SAS, Python, and PySpark.
- Monitored model performance monthly, conducting deep-dive analyses to identify performance gaps and prioritize enhancements.
Senior Analyst
The Smart Cube
06.2016 - 05.2018
- Applied machine learning methods (Random Forests, logistic regression, clustering) for churn prediction and score optimization.
- Delivered actionable insights to retail and financial services clients.
Education
Master of Science - Statistics
University of Delhi
New Delhi, India06-2016
Bachelor of Science - Statistics
University of Delhi
New Delhi, India06-2013
Skills
Fraud Strategy & Risk Management
Data Analysis & Storytelling
Python/R/SAS/SQL
Stakeholder Leadership & Influence
Cross-functional collaboration
Data-driven decision making
Thought Leadership & Continuous Learning
Multitasking Abilities
Interpersonal relations
Innovation management
Work Planning and Prioritization
Problem-solving
Additional Information
- Awarded ‘Analyst of the Quarter’ award in Q2 2021 for Development and Implementation of POS Fraud Detection Model
- Awarded ‘Blue Box Values’ award in Q3 2020 for showing exception collaboration skills
- ‘Kudos’ award for exceptional performance for 3 consecutive quarters at The Smart Cube in 2017
Languages
Excellent,5,Very Good,4
Timeline
Senior Manager | Fraud Detection and Analytics
Macquarie Bank
05.2025 - Current
Manager | Fraud Detection and Analytics
Macquarie Bank
03.2023 - 05.2025
Senior Analyst
Fraud Risk Management, APAC, American Express
07.2022 - 03.2023
Senior Analyst
Fraud Decision Science, American Express
06.2018 - 06.2022
Senior Analyst
The Smart Cube
06.2016 - 05.2018
Master of Science - Statistics
University of Delhi
Bachelor of Science - Statistics
University of Delhi