Eric Nordelo
Lead Open-Source Dev Starknet And Sui at OpenZeppelin
Greater Madrid Metropolitan Area Spain
Summary
🤩
Rockstar🎓
Top SchoolEric Nordelo is a lead open-source developer with nine years of experience focused on blockchain infrastructure for Starknet and Sui, currently heading developer tooling and secure smart contract libraries at OpenZeppelin. A University of Havana computer science graduate and former assistant professor, he blends academic rigor with hands-on engineering across Cairo, Solidity, and rollout testing. He has concrete contributions to high-profile projects like OpenZeppelin’s cairo-contracts—implementing proxy initialization atomicity, upgrade flows, and test coverage integrations for Starknet. Based in the Madrid metro area, Eric pairs a research mindset with production-grade practices, often surfacing subtle testing and simulation improvements that reduce upgrade risk. Notably, his open-source work emphasizes developer experience and formalizable safety patterns in zero-knowledge rollup ecosystems.
9 years of coding experience
10 years of employment as a software developer
Full Stack Web Development Certification Computer Software Engineering, Full Stack Web Development Certification Computer Software Engineering at freeCodeCampLicentiate degree Computer Science, Licentiate degree Computer Science at University of Havana
English, Spanish
Stackoverflow
455reputation
43kreached
21answers
13questions
Github Skills (14)
smart-contracts10
starknet10
cairo10
testing10
security9
ethereum9
flask-sqlalchemy6
docker6
nginx6
sqlalchemy6
python6
numpy6
ruby-on-rails6
flask6
Programming languages (12)
Github contributions (5)
OpenZeppelin/cairo-contracts
Sep 2022 - Jan 2023
OpenZeppelin Contracts written in Cairo for Starknet, a decentralized ZK Rollup
Role in this project:
Backend Developer
Backend DeveloperContributions:12 releases, 1399 reviews, 10 commits in 4 months
Contributions summary:Eric primarily focused on developing and testing the Cairo smart contracts within the OpenZeppelin project. Their contributions involved implementing proxy initialization atomicity and adding functionalities for upgrades, including test cases and event handling. They also bumped the project version and integrated test coverage using nile-coverage. Furthermore, the user allowed simulating calls in the account and updated Adoc files.
openzeppelinstarknetsmart-contractsethereumsecurity
ericnordelo/cairo-contracts
Sep 2022 - Jul 2025
OpenZeppelin Contracts written in Cairo for StarkNet, a decentralized ZK Rollup
Contributions:949 pushes, 285 branches, 4 tags in 2 years 10 months
openzeppelinstarknet
Find and Hire Top DevelopersWe’ve analyzed the programming source code of over 60 million software developers on GitHub and scored them by 50,000 skills. Sign-up on Prog,AI to search for software developers.