Data Analyst/ Power BI Developer
Covetus Technologies PVT LTD
Feb 2023 - Current (3 years 9 months)
Designed and implemented modern data warehouse architecture, including staging, operational, and reporting layers to support scalable BI and analytics solutions. Built and maintained complex SQL queries, views, stored procedures, and CTEs to extract, cleanse, and transform data from multiple sources. Developed star and snowflake schema data models, incorporatingfact and dimension tables to support business reporting and analytics. Implemented data normalization and denormalization strategies based on reporting needs and query performance benchmarks. Built ETL processes using SQLServer and Power Queryto ingest structured data, automate refresh cycles, and support incremental loads. Performed SQL performance tuning using indexing,