Relationship Building
Narayana Imandi
Senior Lead Data Scientist - Scrum Master
Hyderabad
Summary
Senior Lead Data Scientist and Certified Scrum Master with over 5.4+ years of experience in leading and deploying machine learning models to detect fraudulent transactions across various payment products.
Overview
5
5
years of professional experience
1
1
year of post-secondary education
2
2
Certifications
Work History
Senior Consultant Data Science
National Payments Corporation of India
Hyderabad
07.2021 - Current
- Implemented end-to-end solution for detecting Fraud transactions in a live environment for various payment products like UPI,NFS,IMPS,AEPS of NPCI which lead to save ₹1 Billion Crores of peoples money.
- Implemented and enforced Scrum principles and practices in all Data Science Projects, facilitated continuous improvements,identified and removed team impediments.
Consultant Data Science
National Payments Corporation of India
04.2020 - 06.2021
- UPI Fraud model went live in decline mode for all banks with an accuracy of 60%, Recall of 0.69, Precision of 0.64 and FPR 1:4
- IMPS Fraud model went live in decline mode for all banks with an accuracy of 20%, Recall of 0.69, Precision of 0.64 and FPR 1:4
- AEPS Fraud model went live in decline mode for all banks with an accuracy of 20%, Recall of 0.69, Precision of 0.64 and FPR 1:4
Senior Associate Data Science
National Payments Corporation of India
07.2019 - 03.2020
- UPI Fraud model was developed and deployed in Production on alert mode for all banks with an accuracy of 20% and FP ratio was 1:15
- NFS(ATM) Fraud model was developed and deployed in Production on alert mode for all banks with an accuracy of 15% and FP ration was 1:8.
Assistant Manager Data Science
National Payments Corporation of India
04.2017 - 06.2019
- UPI Offline Machine Learning model was developed, with an accuracy of 89%, to detect fraudulent transactions and POC was done with HDFC Bank.
- Common Point Compromise Analysis on ATM Card transactions to identify compromised POS terminals and ATM Machines.
- Implemented Tableau in Analytics for generating automated reporting as per RBI, other banks and business requirements.
Education
PGPBA(Full Time) - Data Science
Praxis Business School
Kolkata 07.2016 - 03.2017
Skills
Python
Machine Learning
Hadoop
Tableau
Redis
SQL
MongoDB
Spark SQL
Certification
Certified Scrum Master (CSM) - Scrum Alliance - Licence No: 001356337
Software
Teamwork
Conflict resolution
Time management
Adaptability
Timeline
AWS Solution Architect
08-2022
Certified Scrum Master (CSM) - Scrum Alliance - Licence No: 001356337
05-2022
Senior Consultant Data Science
National Payments Corporation of India
07.2021 - Current
Consultant Data Science
National Payments Corporation of India
04.2020 - 06.2021
Senior Associate Data Science
National Payments Corporation of India
07.2019 - 03.2020
Assistant Manager Data Science
National Payments Corporation of India
04.2017 - 06.2019
PGPBA(Full Time) - Data Science
Praxis Business School
07.2016 - 03.2017