Álvaro Castro
Self Employed
Madrid, Community of Madrid, Spain
Summary
👤
Senior🎓
Top SchoolÁvaro Castro is a Madrid-based Blockchain Lead Developer and DevOps engineer with 11 years of experience building secure, production-grade backend systems and administering public-facing servers and microservices. He designs and deploys smart contracts and EVM-compatible blockchain solutions (Ethereum/Polygon) for live games like RavenQuest while also managing infrastructure and cybersecurity for MMORPG backends. As a longtime freelance developer and contributor to commercial projects, he codes in Go and PHP and delivers full-stack portals and backend infrastructures for clients such as Insta Container modifications. Combining a Master’s in Cybersecurity and Privacy with hands-on ops work, he brings a security-first mindset to deployment, incident hardening, and CI/CD for distributed systems. Notably, he blends game-focused blockchain engineering with traditional server administration, making him adept at both secure smart-contract lifecycle and real-world production reliability.
11 years of coding experience
UOC (Universitat Oberta de Catalunya)
Spanish, English, Portuguese
Github Skills (200)
beego10
jquery10
aac10
golang10
high-performance10
portal10
html-parsing10
hook9
javascript9
css-selectors9
goquery9
sciter9
cms9
programming-language9
webview9
Programming languages (10)
Github contributions (5)
Raggaer/castro
Oct 2016 - Sep 2019
High performance content management system for Open Tibia servers
Contributions:624 commits, 17 PRs, 559 pushes in 2 years 11 months
cmsmanagement-systemphpperformanceopen-tibia
Raggaer/bison
Jul 2018 - Sep 2020
Contributions:61 commits, 33 pushes, 1 branch in 2 years 1 month
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