About
Data Analyst with 3.9 years of experience in SQL, Power BI, Python, reporting, ETL automation, and data analytics. Skilled in data modelling and transforming complex datasets into actionable insights. Proven ability to automate reporting processes, improving efficiency by 25%. Worked with cross-functional teams to deliver data-driven solutions that enhance business performance.
Skills & Expertise (27)
Work Experience
Data Analyst
TATA CONSULTANCY SERVICES (TCS)
Jan 2023 - Nov 2025
Integrated and modelled data from Amazon Redshift, Oracle Database, and large CSV and Excel flat files, ensuring accurate and consolidated datasets for analytics. Cleaned and integrated large datasets using SQL and Python, improving data accuracy and reliability. Developed statistical visualizations using Matplotlib and Seaborn to identify trends, patterns, and outliers. Designed, developed, and deployed interactive Power BI dashboards and MIS reports for sales, operations, and revenue performance across DTH and Binge services. Analyzed sales manager, dealer, and subscriber hierarchy to assess dealer performance, customer acquisition trends, and operational efficiency metrics. Automated monthly reporting processes for sales managers and stakeholders, reducing manual effort and improving turnaround time by 30%. Created and optimized DAX measures and Power Query transformations for interactive Power BI dashboards. Performed region-wise revenue and profit analysis using Power BI AI visuals to identify high- and low-performing regions for strategic decision-making. Optimized data models and dashboards to ensure high accuracy and improve reporting performance. Utilized AI-assisted development tools (Microsoft Copilot /ChatGPT) for SQL query optimization, DAX measure creation, Python scripting, and faster dashboard development, improving overall productivity and solution delivery.
SQL Data Analyst
TATA CONSULTANCY SERVICES (TCS)
Mar 2022 - Jan 2023
Used DDL, DML, and DQL statements to create database objects, manage data, and support reporting requirements. Experienced in writing SQL queries using Joins and Sub-queries, reducing query execution time by 15%. Created and maintained SQL Views to simplify reporting and improve query reusability. Used Common Table Expressions (CTEs), Window Functions (RANK, ROW_NUMBER), and SQL string functions for data extraction and analysis. Investigated and resolved data discrepancies by collaborating with QA, developers, and business users. Optimized SQL queries to improve execution performance and support reporting requirements. Extracted business data for reporting, operational support, and ad hoc business requests. Supported production issues by analyzing data and providing timely backend solutions. Achieved the highest performance band (A) rating. Contextual Master Award – Analytics Solution Delivery.
Education
Engineering in Computer Science - Jawaharlal Neharu National College of Engineering
2017 - 2020 · Afghanistan
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Citizen
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Open to Relocation
Skills (27)
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