Joe Pegler
Blockchain Engineer at Defi App
Cork, Ireland
Summary
👤
Senior🎓
Top SchoolJoe Pegler is a staff-level blockchain engineer based in Cork, Ireland with 11 years of experience building developer-facing infrastructure, SDKs, and transaction execution systems for web3. He’s shipped production dApps, trading UIs and CI/CD pipelines across roles from Head of UI/UX to Lead Frontend, and recently led SDK and Account Abstraction work to simplify blockchain integration. Comfortable spanning frontend and infra, Joe focuses on improving developer experience and implementing EIP standards to make complex blockchain flows feel native. He combines hands-on coding with team leadership—setting standards, reviewing PRs, and fostering collaborative engineering cultures. An active open-source-minded contributor to web3, he brings entrepreneurial curiosity (he co-founded and sold a startup) to pragmatic, production-quality systems.
11 years of coding experience
10 years of employment as a software developer
Bachelor of Science (BSc) Ecology, Bachelor of Science (BSc) Ecology at UCCHDip Applied Computing Technology Computer Science, HDip Applied Computing Technology Computer Science at University College Cork500pts Leaving Certificate, 500pts Leaving Certificate at Mt.St. Michael Secondary school
French
Stackoverflow
123reputation
10kreached
1answer
6questions
Github Skills (50)
transaction10
solidity10
plug10
sdk10
ethereum10
blockchain10
smart-contracts10
lodash8
gulp8
utilities8
markdown8
javascript7
gulpjs7
yeoman7
d3js7
Programming languages (6)
Github contributions (5)
bcnmy/sdk
Sep 2024 - Jan 2025
Contributions:77 reviews, 90 PRs, 381 pushes in 4 months
bcnmy/useAA
May 2024 - Nov 2024
react hook library
Contributions:12 reviews, 38 PRs, 109 pushes in 5 months
react
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