Haziel Castillo
Software Engineer at Couchsurfing International
Guadalajara, Mexico
Summary
👤
Senior🎓
Top SchoolHaziel Castillo is a software engineer from Guadalajara with 8 years building scalable web applications and leading frontend teams. He has progressed from automating financial data workflows to leading frontend strategy at Loft México and shipping full-stack features at startups like Mifiel and Couchsurfing International. He pairs strong hands-on development (reusable component libraries, performance and SEO optimizations, cross-repo sync tools) with a habit of questioning assumptions to find simpler, more maintainable solutions. Comfortable across the stack, he emphasizes best practices, maintainability and clear communication between product and engineering. As a freelancer he delivered ERP and web projects, giving him practical breadth in both product and client-facing contexts. Outside work his guiding philosophy—success is waking up doing what he loves—drives a pragmatic, user-focused engineering style.
8 years of coding experience
3 years of employment as a software developer
Ingeniero en sistemas computacionales, Web/Multimedia Management and Webmaster, Ingeniero en sistemas computacionales, Web/Multimedia Management and Webmaster at Instituto Tecnológico de Morelia
Github Skills (27)
apollo-server8
mongoose8
crud7
wrench6
mongodb6
javascript6
stitch5
graphql5
nodejs5
graphql-tools5
graphql-js5
apollo5
typescript5
graphql-api4
admin4
Programming languages (3)
Github contributions (5)
hajocava/Portafolio
Oct 2020 - Mar 2024
Contributions:23 pushes in 3 years 5 months
hajocava/empaque-mysql
Jul 2018 - Jan 2019
Contributions:17 releases, 28 pushes, 1 branch in 5 months
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