About
Data Analyst with 2.5+ years of experience delivering KPI reporting, dashboard development, and structured data analysis across large datasets (1-2M+ rows). Strong in SQL-driven validation, Excel-based reporting, and Power BI visualization, with a focus on improving reporting efficiency and ensuring data accuracy for business decisions.
Skills & Expertise (21)
Work Experience
Systems Engineer - Business Data Analyst
Tata Consultancy Services
Jun 2023 - Aug 2025
Analyzed large structured datasets (1-2M+ rows) using SQL and Excel to identify trends, inconsistencies, and reporting gaps for business reviews. Designed and maintained Power BI dashboards for weekly and monthly KPI tracking, reducing manual reporting effort by approximately 40%. Validated and reconciled data across multiple sources to ensure accuracy, completeness, and consistency, reducing stakeholder-raised data issues by ~20%. Developed structured KPI summaries and operational reporting frameworks to support performance tracking and management discussions. Automated recurring reporting workflows and standardized commonly used SQL queries to improve turnaround time for ad-hoc requests by ~25%. Used Python (Pandas, NumPy) for data cleaning, transformation, and exploratory analysis to support reporting and one-time analytical tasks. Worked with Azure SQL and cloud datasets to prepare clean, analysis-ready data models for dashboards and reporting outputs. Engaged with stakeholders to define reporting requirements, clarify metric definitions, and present insights during structured review sessions.
Education
B.Tech in Information Technology - Oriental Institute of Science and Technology
2019 - 2023 · Afghanistan
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