About
Data Analyst with experience in transforming raw datasets into actionable insights using SQL, Python, and Power BI. Skilled in data cleaning, exploratory data analysis, dashboard development, and KPI reporting to support business decision-making.
Skills & Expertise (27)
Work Experience
Data Analyst
Tata Consultancy Service
Aug 2024 - Present
Extracted and transformed structured datasets from SQL databases and Excel sources to support business reporting, improving data processing efficiency by approximately 15%. Wrote optimized SQL queries (JOINs, GROUP BY, aggregations) to generate sales and operational reports, reducing manual reporting effort by 20%. Assisted BI teams in preparing validated datasets used for 20+ dashboards across sales and finance functions. Performed data validation and incremental updates, improving reporting accuracy by 20% and ensuring timely monthly insights delivery. Used Python (Pandas) for basic data preprocessing and validation, including handling missing values and formatting datasets before performing SQL-based analysis. Analyzed monthly trends and KPI metrics to identify performance gaps, contributing to data-driven decision-making across sales and operations teams.
Education
Bachelor of Technology in Computer Science - Bhagwan Parshuram Institute of Technology (GGSIPU)
2020 - 2024 · Afghanistan
Certifications
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Skills (27)
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