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Michael Guay is a professional full-stack engineer with over 10 years of experience in developing enterprise software. He works in the fintech sector, specializing in high-performance backend systems, microservices, and modern frontend. On his YouTube channel (24k+ subscribers) and on Udemy, he shares knowledge on topics such as NestJS, tRPC, Next.js, and full-stack development. On his website, he publishes practical case studies: architecture, performance, and system deployment.