Janani Sathiamoorthy
Chennai,Tamil Nadu
Summary
Strategic Business Intelligence Leader with 10 years of experience in developing data ecosystems. Led initiatives in sales operations and value-added services strategy, leveraging SQL, Python, and Tableau for enhanced pipeline transparency. Currently directing an AI-driven anomaly detection project and mentoring junior analysts on complex dashboards.
Overview
12
12
years of professional experience
Work History
Business Intelligence Analyst
Visa
Austin, Texas
01.2023 - Current
- Created executive-level finance and sales dashboards leveraged by 50+ stakeholders to support pipeline tracking, revenue trends, and regional performance.
- Enhanced existing Tableau dashboards via migration of Excel sources to Hadoop Hive. Reconstructed reporting tables into dimensional data marts, supporting scalable analytics across millions of rows.
- Reduced load times by roughly 30% as a result of structural optimizations.
Seller engagement within VAS group increased nearly 25% since December. - Increased visibility of data improved seller awareness, resulting in fewer compensation-related cases. Only 12 tickets received from sellers since publication of January achievement statement.
- Established Python-based anomaly detection solution leveraging AI and isolation forest to produce actionable insights for executive dashboards
Data Science Analyst
Visa
Chicago, Illinois
01.2020 - 12.2022
- Developed business forecast models predicting future point of sale based on historical sell-in and POS sales data. Identified trends, seasonality, and patterns using vector auto regression (VAR) model in Python. Analyzed effects of holidays on time series for informed decision-making by executive team. Implemented custom change points to enhance forecasting accuracy and responsiveness.
- Constructed ETL pipelines utilizing Google Cloud Platform (GCP) and developed advanced SQL queries in Big Query to enhance scalable analytics.
- Constructed API-based data ingestion pipelines enhancing Tableau dashboards and business reporting
Application Development Analyst
Accenture
Chennai, TN, India
04.2014 - 06.2017
- Engineered automated workflows utilizing ASP.NET for data extraction and management.I worked on MVC architecture to extract data from tables for creating dynamic and efficient webpages.
- Engineered speech recognition and voice activation solution through implementation of Angular JavaScript Web Speech API directive.
Education
Master of Science - Management Information Systems
Northern Illinois University
Dekalb, IL12-2019
Bachelor of Science - Information Technology
VIT University
Vellore, India04-2014
Skills
Core Competency: Database Management, Data analysis, Data warehousing, Predictive Analytics, Consumer Analytics
Domain Knowledge: Sales Operations and Strategy, Pipeline Management, MS Dynamics, SDLC
Data Engineering: Advanced SQL, Python (Pandas/Scikit-learn), GCP (Big Query/Cloud Storage), Hadoop/Hive, Git
Visualization: Tableau , Executive Dashboards, Data Storytelling
Timeline
Business Intelligence Analyst
Visa
01.2023 - Current
Data Science Analyst
Visa
01.2020 - 12.2022
Application Development Analyst
Accenture
04.2014 - 06.2017
Master of Science - Management Information Systems
Northern Illinois University
Bachelor of Science - Information Technology
VIT University