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Dennis Holtgrefe is a seasoned professional with extensive experience in sales engineering, technical support, and software development. Currently serving as a Senior Solution Designer II at Uber Freight since February 2023, Dennis previously held the role of Director of Sales Engineering at Kuebix, leading a successful team in sales and product strategy. Prior to that, Dennis managed technical support for Descartes Systems Group, where leadership expanded a support team and improved performance metrics. Additional roles include Technical Writer at Descartes, Software Engineer at Oz Development, and founder of Starflare Games. Dennis holds a Bachelor of Science in Technical, Scientific, and Professional Communication from Worcester Polytechnic Institute, complemented by internships at Dell EMC and IBM.