About
Data Analyst with 5 years of experience at Tata Consultancy Services (TCS), specializing in SQL, PostgreSQL, Tableau, Power BI, data modeling, and KPI analytics. Experienced in transforming multi-source data into curated analytical datasets using SQL, Power Query and PostgreSQL Stored Procedures, developing interactive Tableau/Power BI dashboards, and validating data for accuracy and consistency. Hands-on experience with Tableau LOD Expressions, DAX, calculated fields, REST API integration, and operational analytics. Working knowledge of Python and Pandas for data manipulation, cleaning, and analysis.
Skills & Expertise (27)
Work Experience
Data Analyst
TCS | Apple Inc.
Jan 2026 - Aug 2026
Developed Tableau dashboards and KPI visualizations for a client-facing automation analytics application using data from 60+ source tables across UiPath, Automation Anywhere, Wrike, and Python APIs. Designed ER diagrams and relational data models to map multi-source data and define the structure required for analytical reporting and dashboard development. Developed PostgreSQL curated tables and Stored Procedures to transform and consolidate source data into analytical datasets for Tableau reporting. Implemented full-load and incremental-load SQL logic within Stored Procedures to support recurring data updates and maintain up-to-date analytical datasets. Developed Tableau LOD Expressions and calculated fields to implement complex KPI calculations and business logic across dashboard views. Performed SQL-based validation and reconciliation of Tableau outputs against source and curated datasets to ensure data accuracy and consistency. Published Tableau views and used Tableau REST APIs and Postman to expose dashboard data for integration with the React-based client application. Collaborated with the Python and React teams to support automated data refresh and frontend visualization requirements.
Data Analyst
TCS | Citi Bank
Sep 2021 - Dec 2025
Analyzed operational and business data using SQL and Excel to generate KPI reports, validate data, and support data-driven business decisions. Developed and automated Tableau/Power BI dashboards and KPI reporting solutions, improving reporting efficiency and visibility by 30%. Extracted, cleaned, transformed, and validated large datasets in Power Query and PostgreSQL to improve data processing efficiency by 40% and support reliable analytical reporting. Performed trend, variance, anomaly, and root-cause analysis on operational KPIs to identify performance gaps and support process improvement. Built KPI tracking and forecasting models to monitor operational performance and identify emerging business trends. Collaborated with business stakeholders to understand reporting requirements, translate analytical needs into dashboard solutions, and deliver actionable insights.
Education
B.Com
2018 - 2021 · India
Certifications
Executive Post Graduate Certificate Program in Data Science & Artificial Intelligence
upGrad · 2025
Data Ananlytics Essentials
CISCO · 2024
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Open to Relocation
Skills (27)
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