Ruben Marcus
Senior Software Engineer
Lisbon, Lisbon, Portugal
Summary
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RockstarRuben Paschoarelli is a Senior AI Full Stack Engineer focused on Web3, based in Lisbon, with 11 years of experience building production-grade frontends, backend APIs and blockchain tooling. He has led teams and delivered 54 production projects across clients like Santander, Itaú, Panasonic and Samsung, shipping ~20 tasks per month and accumulating 10 million lines of code verified in SonarQube. Ruben blends micro-frontend and SSR expertise (Angular, React, Next/Nuxt, Single Spa) with AI and Web3 work—creating post-quantum blockchain infra, AI coding orchestrators, and DeFi agents for EVM and SUI stacks. He contributes to open-source libraries (AEO.js) and developer tooling, drives performance and CI/CD practices, and pairs regularly for knowledge sharing and code reviews. Outside work he’s a visible technical writer and community helper—his blog and StackOverflow reach tens of thousands—and has done volunteer projects internationally, reflecting a pragmatic, collaborative engineering style.
11 years of coding experience
Stackoverflow
338reputation
69kreached
14answers
1question
Github Skills (132)
near10
sitemap10
cryptocurrency10
cpp10
wallet10
nearprotocol10
ledger10
google-groups10
ai10
typescript10
java10
marketplace10
forum10
robots-txt10
discord10
Programming languages (15)
Github contributions (5)
rubenmarcus/new-portfolio
Dec 2019 - Mar 2021
Contributions:18 commits, 3 PRs, 14 pushes in 1 year 3 months
rubenmarcus/guiareact.org
Jun 2021 - Jul 2022
Site em Português do Original Reactpatterns.com de @chantastic
Contributions:16 reviews, 50 commits, 24 PRs in 1 year
reactjsreact
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