Vitor Viana
Founder & CTO at WalliD
Lisbon, Lisbon, Portugal
Summary
👤
Senior🎓
Top SchoolVitor Viana is a founder and CTO with 11 years’ experience building backend systems and blockchain-native identity solutions from Lisbon. He founded WalliD, a protocol that embeds government-certified IDs into Ethereum wallets to streamline KYC and instant onboarding, combining smart contracts, encryption and web apps. His background spans Node.js, Redis, RabbitMQ and DynamoDB work at startups and product teams, plus early enterprise .NET and healthcare systems experience. That mix of legacy enterprise and cutting-edge Web3 engineering gives him a practical edge in integrating decentralized identity into real-world business flows. Notably, he has taken a research-to-product path—designing protocol-level smart contract infrastructure while keeping a strong hands-on backend implementation focus.
11 years of coding experience
10 years of employment as a software developer
Computer Engineering, Computer Engineering at Iscte - Instituto Universitário de LisboaLicenciatura em Engenheira Informática, Informática, Licenciatura em Engenheira Informática, Informática at Instituto Superior de Engenharia de LisboaISEL, Engenharia Informática e de Computadores, ISEL, Engenharia Informática e de Computadores at ISEL - Instituto Superior De Engenharia De Lisboa
Portuguese, English
Github Skills (72)
passkit10
digital-signature9
esignature9
pdf9
pades9
signing8
adobe8
esp328
firmware8
arduino8
nodejs8
api7
yeoman7
3d-printer7
ethereum7
Programming languages (8)
Github contributions (5)
masterviana/nft-marketplace-metadata-api
Feb 2022 - Feb 2022
Contributions:15 commits, 12 pushes, 1 branch in 1 day
masterviana/masterviana.github.io
Jan 2015 - Feb 2022
Contributions:6 commits, 6 pushes in 7 years 2 months
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