About
Results-driven Data Analyst with 2+ years of experience in SQL, Python, Advanced Excel, Power BI, and AWS-based analytics solutions. Expertise in data cleaning, transformation, ETL development, data modeling (Star Schema), and business intelligence reporting. Proven ability to analyze large-scale datasets (8M+ records), optimize SQL queries (30% performance improvement), and deliver KPI-driven dashboards supporting fraud analytics and stakeholder decision-making. Strong background in data warehousing, customer analytics, and cloud-based data lake architectures.
Skills & Expertise (13)
Work Experience
Data Analyst
Tata Consultancy Services
Jan 2024 - Present
Processed and examined 8M+ transaction records to support fraud analytics, KPI monitoring, and business intelligence reporting. Improved and streamlined complex SQL queries, improving reporting performance by 30% through query tuning and partition optimization. Designed and maintained fact and dimension tables using SCD Type 1 & Type 2 methodologies for accurate historical trend analysis. Built automated data reconciliation frameworks ensuring data accuracy, completeness, and data integrity across reporting layers. Performed data validation, transformation, and Exploratory Data Analysis (EDA) using SQL and Python. Delivered stakeholder-ready Power BI dashboards highlighting fraud trends, customer behavior, and operational KPIs. Collaborated with cross-functional teams to resolve data discrepancies and enhance reporting reliability.
Education
Bachelor of Engineering in Electronics and Telecommunication (B.E) - MET’s Institute of Engineering, Nashik (Pune University)
2020 - 2023 · Afghanistan
