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John Nmadu is a seasoned Business Intelligence professional with extensive experience in developing and managing data solutions across various sectors. Currently serving as a Senior Business Intelligence Developer at Spirax Sarco since April 2023, John previously held positions such as Lead Business Intelligence Developer at Kynetec and Business Intelligence Developer at Legal & General. With a strong background in SQL, Tableau, and data visualization, John has successfully designed, developed, and optimized reporting tools, collaborating with senior stakeholders to meet complex business requirements. John has also contributed to major financial institutions like HSBC, Barclays, and M&G Prudential, showcasing a consistent ability to enhance data integrity and streamline reporting processes. John holds a Master of Science in Management Information Systems from Solent University.