KRITI BANSAL
Scottsdale
Summary
Experienced Senior Software Engineer skilled at leading cross-functional teams. Remarkable relationship building, decision making and communication skills. Drives software process improvements that enable progressively increased team efficiency.
Overview
8
8
years of professional experience
Work History
Senior Software Engineer
PayPal
Scottsdale
12.2024 - Current
- Technical Leadership and Innovation: Implemented a system-wide merchant block in Spend Control to mitigate fraudulent Direct Debit transactions, preventing over $1 million in potential losses within 24 hours of detection.
- Venmo Expansion: Delivered DB scripts for 50+ product customizations to enable Big Ten/Twelve College Cards, completing 7 launches on schedule, driving 400K+ signups, and reducing fulfillment time from 10 to 3 weeks.
- Global Product Enablement: Enabled PayPal’s re-entry into the UK card market by developing emboss file generation, functional tests, and batch automation for the PayPal Credit and Debit Card launch, supporting a seamless rollout with 350+ cards issued and 75% added to digital wallets within launch week.
Senior Data Engineer
Visa Inc
Austin
01.2022 - 09.2024
- Technical Leadership and Innovation: Led Account Validation Service into the payments cycle, interfacing with JPM and SWIFT for beneficiary validation. Processed 1 million+ validations monthly, reducing payment errors by 30% and improving accuracy by 20%.
- API Development and Integration: Integrated a robust X-API-Key authentication mechanism to secure internal REST API calls, generating and managing unique keys for each application using TypeScript and Next.JS. Improved security and reduced unauthorized access attempts by 35%.
- Software Development Innovation: Integrated external banks and foreign exchange rate providers visa REST APIs and file transfers to dynamically fetch FX rates for clients. This initiative led to a remarkable ~1400% surge in FX payments processed through Visa's cross border payment platform.
- Environment Simulation and Testing: Created a simulator using FastApi to mimic lower environments, allowing for early detection of error codes in clients' environments. This tool significantly improved pre-production testing, reducing deployment issues by 20% and enhancing overall system reliability by 15%.
Software Consultant
Cognizant Technology Solutions
Dallas
10.2019 - 12.2021
- Leading Digital Platform Solution: Implemented a comprehensive solution for the client digital platform, a mobile telematics solution which increased efficiency by 30% leading to higher per minute client charges.
- Predictive Model Design: Worked on building a random forest-based forecast model to predict daily sales and customer loyalty across 24 regions, using a dataset consisting of 15M historical records.
- Machine Learning Algorithm Development: Developed machine learning algorithms, optimizing models based on key metrics and industry factors using Pandas, NumPy and Matplotlib. Improved model accuracy by 20% and reduced prediction errors by 15%.
- Big Data Deployment: Deployed the model by building a streaming big data pipeline with Apache Hadoop, HDFS and Oracle SQL as a datastore. Automated the job pipeline processing over 10 terabytes of data daily and reducing processing time by 30%.
Java Developer Intern
Market America
Greensboro
01.2019 - 03.2019
- Full Stack Technology Integration: Built an end-to-end Kafka-based pipeline to consume, process, and analyze over 100,000 daily online orders generated through the Market America website, improving order processing efficiency by 35%.
- Software Development: Developed a Flask-based automated notification service to streamline email communications, now handling 100% of supply chain communications and critical to maintaining operational continuity.
Data Analytics Intern
Radius8 Inc.
Princeton
05.2018 - 08.2018
- Data Analysis and Interpretation: Extracted, interpreted, and analyzed sales data for brands like Coach and Salesforce, identifying key metrics and transforming raw data into actionable insights on retail customer behavior, marketing, and buying trends. Improved sales forecasting accuracy by 20%.
- Category-Based Recommendations and Dashboards: Generated category-based recommendations from analyzed data and created dynamic, visually impactful dashboards using Excel, Tableau, pivot tables, and VLOOKUPs. Enhanced product visibility, driving a 15% increase in popular product sales.
Education
Master of Computer Science -
University of North Carolina at Greensboro
05.2019
Bachelor of Technology - Electronics and Communication
Amity School of Engineering and Technology
India05.2017
Skills
Languages: Python, Java, JavaScript, Scala, Spark, Unix Shell Scripting
Frameworks: Flask-Admin, Plotly, Web Sockets, Pandas, NumPy, Junit, CSV, PySpark, Forecasting, Decision Trees
Databases: MySQL, MongoDB, NoSQL
Web Technologies: HTML5, CSS, React
Tools: Git, Docker, SonarQube, Tableau, Jira, Confluence, Advanced Excel, Tableau
Cloud: GCP, AWS, Kubernetes
Methodologies: Scrum, Agile, SDLC, Big Data
Timeline
Senior Software Engineer
PayPal
12.2024 - Current
Senior Data Engineer
Visa Inc
01.2022 - 09.2024
Software Consultant
Cognizant Technology Solutions
10.2019 - 12.2021
Java Developer Intern
Market America
01.2019 - 03.2019
Data Analytics Intern
Radius8 Inc.
05.2018 - 08.2018
Master of Computer Science -
University of North Carolina at Greensboro
Bachelor of Technology - Electronics and Communication
Amity School of Engineering and Technology