Data Analyst
Tata Consultancy Services
Mar 2022 - Jun 2025 (3 years 4 months)
• Collaborated with cross-functional teams to design and maintain data models using SQL and Python, improving decision making capabilities and increasing reporting efficiency by 15%. • Partnered with stakeholders and product owners to gather requirements, define reporting goals, and deliver actionable insights aligned with business objectives. • Reduced data processing time by 25% through SQL performance tuning and schema optimization (indexing, partitioning, denormalization) for client datasets exceeding 100,000 records. • Conducted data quality assessments, ensuring integrity and reliability of datasets used in critical business analysis. • Participated in Agile sprint planning, stand-ups, and retrospectives to deliver analytics solu