Dave Castillo is a senior engineering leader with over 20 years of experience, currently serving as the Manager of Payment Gateway Solutions and Engineering at T-Mobile since 2025. Previously, they held key roles at companies such as Starbucks and Darigold, where they managed engineering teams and implemented systems that enhanced operational efficiency. Dave has a proven track record in web application development and management, having contributed significantly to projects that include the redesign of websites and the introduction of secure engineering practices. They hold a Bachelor of Science in Business Administration from Northern Arizona University.
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