Jaswanth Vattem

About Jaswanth Vattem

Highly motivated Data Scientist with Around 5+ years of experience leveraging…

Experience

1. Data Scientist

   Wells Fargo

   Jun 2023 — Present · US

   Develop a credit risk model that reduced default rates by 15%, using logistic regression and decision trees and contribute to the development of a fraud detection system, reducing false positives by 25% using ensemble models.• Apply machine learning algorithms, logistic regression, random forest, SVM, Neural Networks, k-means, to address consumer retention, churn and recommendation systems using Python (scikit-learn).• Develop time series forecasting models for financial data, improving accuracy by 18% using ARIMA and LSTM networks and conduct A/B tests for evaluating model performance and optimizing features, resulting in a 15% improvement in model accuracy.• Pioneered the use of unsupervised learning techniques (k-means clustering, GMMs, autoencoders) and developed custom neural network architectures (CNNs, LSTMs, Transformers) to uncover hidden patterns in financial data. • Work on a team using statistical, mathematical, and predictive data models to bring insights and answers to complex business questions and investigations.• Establish serverless data processing functions using AWS Lambda to automate data cleaning and pre-processing steps, improving workflow efficiency.• Design and implement end-to-end systems for Data Analytics and Automation, integrating custom, visualization tools using R, Tableau, and Power BI.• Develop Predictive Analytics using Pyspark and Spark SQL on Databricks to extract, transform and uncover insights from the raw data.