About
Business Intelligence / Data Analyst with 2+ years of experience in SQL, Python, Tableau, Power BI, Excel, and ETL workflows. Experienced across the end-to-end BI lifecycle including requirement gathering, data modeling, data transformation, dashboard development, UAT, and production deployment. Proven ability to improve data accuracy, optimize performance, and deliver self-service analytics for 100+ business users across multiple domains using cloud and relational data sources.
Skills & Expertise (22)
Work Experience
Data Analyst / Tableau Developer
Tata Consultancy Services (TCS)
Feb 2024 - Present
Supported a centralized Tableau Production Server delivering BI dashboards and reporting solutions across multiple business domains and 100+ users. Developed and enhanced 15+ Tableau dashboards supporting multiple business functions, improving data accuracy to 99.5% and reducing refresh time by up to 40%. Collaborated with stakeholders to gather business and functional requirements, define KPIs, and translate requirements into analytics and reporting solutions. Extracted, transformed, and validated data from Google Cloud Platform (GCP), relational databases, and internal systems using SQL for ETL and reporting datasets. Partnered with data and engineering teams to resolve data definition and quality issues, reducing reporting rework and clarification cycles. Managed end-to-end UAT and production deployments, incorporating user feedback and executing 20+ zero-downtime releases. Performed data validation, reconciliation, and root-cause analysis, resolving 50+ reporting issues per month. Automated reporting workflows using SQL and Excel, enabling self-service BI and saving 25+ hours per month.
Education
Bachelor of Technology (B.Tech) in Production Engineering - BIT Sindri, Dhanbad
2019 - 2023 · Afghanistan
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Open to Relocation
