Diego聽Barrionuevo
Sr Fullstack Engineer at Trellis Rx
Madrid, Community of Madrid, Spain
Summary
馃懁
Senior馃帗
Top SchoolDiego Barrionuevo is a senior fullstack engineer based in Madrid with 11 years building scalable, high-performance web platforms across e-commerce, fintech and research environments. He has taken end-to-end ownership of systems at scale鈥攆rom implementing checkout and payment gateway integrations to building isomorphic React/NodeJS apps serving massive traffic at Mercado Libre. Comfortable across backend microservices, frontend SSR and security-focused work, he brings hands-on experience in NodeJS, Java, Python and a history of pentesting and web security research. As a former co-founder and instructor, he combines product-minded architecture and UX attention with mentoring and teaching experience. His background bridging academia, startups and large enterprises makes him adept at turning complex, regulated business requirements into pragmatic, data-driven solutions.
11 years of coding experience
6 years of employment as a software developer
Information Systems Engineer, Information Systems Engineer at Universidad Tecnol贸gica Nacional
Spanish, English
Github Skills (13)
api8
rest-api8
api-client8
api-platform7
graphql6
http-client6
websocket6
curl6
rest6
grpc6
cross-platform4
api-design4
insomnia4
Programming languages (1)
Github contributions (5)
LabSis/HardwareCollector
May 2016 - Mar 2017
Contributions:33 commits, 23 pushes, 2 issues in 10 months
LabSis/labsis_tv
Apr 2015 - Feb 2017
Contributions:16 pushes in 1 year 10 months
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