Developed and maintained scalable ETL pipelines using Python and SQL, improving data processing efficiency by 30% and reducing manual reporting time by 15 hours per week. Designed interactive dashboards in Tableau to visualize KPI trends, enabling stakeholders to monitor business performance and make data-driven operational decisions. Collaborated with cross-functional teams to define data requirements and implement analytics solutions aligned with business objectives and strategic goals. Automated data validation and quality checks, reducing error rates by 25% and ensuring high data integrity across reporting and analytics outputs. Optimized SQL queries and database structures, decreasing report generation time by 40% and enhancing overall system performance and responsiveness. Conducted ad-hoc data analysis to identify trends and insights, providing actionable recommendations that supported marketing and sales strategy development.

Data Analyst at Tata Consultancy Services (TCS)

July 1, 2023 - February 1, 2024

Led the migration of legacy data systems to a cloud-based Snowflake data warehouse, enhancing data accessibility and reducing storage costs by 20% through strategic optimization. Designed and optimized complex SQL queries and Snowflake views to support regulatory analysis, improving query performance and enabling faster access to audit-ready datasets. Collaborated with cross-functional teams (engineering, risk, and compliance) to translate regulatory requirements into scalable data controls and validation checks across enterprise data pipelines. Built Python-based predictive models to identify compliance risks, enabling proactive mitigation and reducing potential audit findings by 30% across enterprise data assets. Created and maintained comprehensive data dictionaries and lineage documentation to improve transparency and support internal and external compliance audits. Implemented data quality checks and anomaly detection routines using Python and SQL to ensure accuracy, completeness,

Software Engineer at Tata Consultancy Services (TCS)

January 1, 2022 - May 1, 2023

Developed and deployed data extraction scripts using Python and SQL, automating the collection and processing of data from multiple REST APIs and internal databases. Supported the design and implementation of a centralized data model, improving data consistency and reuse across five different enterprise reporting and analytics applications. Participated in full software development lifecycle activities, from requirement gathering and design to testing and deployment within an Agile Scrum framework. Wrote and optimized unit and integration tests, increasing code coverage by 20% and significantly enhancing the reliability and stability of data delivery services.