Darshan Ronad

• Analyzed 10,000+ rows of business data in Excel; reduced reporting errors by 30% through rigorous data cleaning, validation, and standardization workflows. Designed and deployed 3 production-grade Power BI dashboards to track sales, operational, and financial KPIs — improved decision-making speed by 40% for internal stakeholders. Wrote optimized PostgreSQL queries (multi-table joins, CTEs, window functions) to extract data from disparate sources; cut data retrieval time by 25%. Collaborated with a cross-functional team of 5+ members; presented weekly trend analyses and actionable insights to business and technical audiences during review meetings. Utilized Power Query for ETL processes — transforming raw datasets into structured reporting models.