Kelvin Castillo is a Senior NodeJS Developer with nine years of software engineering experience and over five years focused on full-stack and backend systems, now building scalable solutions at Globant. He has a strong track record in consultancy and product firms, having delivered microservices, NestJS backends, and MongoDB-driven platforms for U.S. customers and local organizations. Kelvin combines hands-on backend engineering with technical leadership experience from roles as a technical lead and developer across high-demand applications. Based in Loja, Ecuador, he moves fluidly between Java/Spring microservices and Node.js ecosystems, which gives him an edge when integrating heterogeneous stacks. Colleagues describe him as pragmatic and delivery-oriented, often turning complex requirements into maintainable services that ship on schedule.
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