olaitan

Delivered a 20% uplift in data quality by driving the adoption of advanced validation and cleansing tools, strengthening the reliability of business intelligence. Translated complex datasets into actionable insights, achieving a 25% boost in reporting accuracy and enabling leadership to make faster, evidence-based decisions. Gathered and documented detailed business requirements using appropriate tools and techniques, to manipulate, analyze, and interpret complex data sets relating to the employer's business while ensuring a 25% improvement in data accuracy. Optimised data collection systems and analytical processes, improving statistical efficiency and reporting quality by 15%, reducing manual rework across teams. Automated recurring reporting workflows using Power Automate, cutting turnaround times and freeing up analyst capacity for higher-value tasks. Acted as a strategic partner to stakeholders, uncovering opportunities for process improvement and embedding data-driven decision-making into business operations.

Designed and delivered interactive Power BI dashboards, integrating SQL Server and Azure SQL data to provide real-time insights that informed senior leadership decisions. Applied advanced DAX measures and calculated columns to track business KPIs, increasing reporting accuracy by 25% and aligning metrics with organisational objectives. Implemented row-level security (RLS) in Power BI to safeguard sensitive data, ensuring compliance with governance and access policies. Automated report refreshes and email distribution, cutting manual reporting workload by 30% and ensuring stakeholders received insights on time. Partnered with business analysts, data architects, and cross-functional teams to translate requirements into actionable insights, supporting strategic and operational initiatives.

Automated recurring reporting (SQL + Excel/Power Query/VBA), cutting manual build time by 35% (7 hrs/week saved). Built 10+ KPI dashboards and a standard monthly pack used by 5 business units, achieving 98% on-time delivery. Consolidated data from 6 sources via ETL, improving data consistency and reducing reconciliation errors by 20%. Optimised SQL queries and stored procedures, reducing average run times by 60% and accelerating ad-hoc analysis turnaround by 40%. Converted ad-hoc asks into scheduled reports with SLAs, reducing one-off requests by 30% and improving stakeholder satisfaction. Participated in touch-point meetings, set up review meetings, and prepared status updates on a periodic basis.