Pablo Vélez
Engineering Manager, Research & Protocol at Edge & Node
Uruguay
Summary
🤩
Rockstar🎓
Top SchoolPablo Vélez is an Engineering Manager specializing in research and protocol work with 13 years of experience spanning embedded systems, full-stack development, and blockchain smart contracts. Based in Uruguay, he progressed from embedded and DevOps roles at balena and Spire to leading smart-contract engineering and research at Edge & Node, contributing directly to The Graph protocol. He combines hardware-rooted systems thinking—satellite ADCS and Yocto-based device builds—with software craftsmanship in testing and CI, notably improving contract test predictability and edge-case coverage for graphprotocol/contracts. A pragmatic entrepreneur and co-founder with hands-on product experience, he has launched startups and built end-to-end solutions from device firmware to web backends. Colleagues describe him as a methodical problem-solver who brings rigor from electronics into large-scale protocol engineering and test automation.
13 years of coding experience
13 years of employment as a software developer
Electronic Engineer Electronic Engineering, Electronic Engineer Electronic Engineering at Instituto Tecnológico de Buenos AiresBachiller Bilingüe - Orientación Cs. Naturales, Bachiller Bilingüe - Orientación Cs. Naturales at St. Catherine's Moorlands School
English, Spanish, French, Italian
Github Skills (19)
docker10
solidity10
coffeescript10
testing10
dockers10
iptables10
yocto10
ethereum10
balena10
smart-contracts10
embedded10
nodejs10
expressjs9
javascript9
css9
Programming languages (16)
Github contributions (5)
graphprotocol/contracts
Mar 2022 - Jan 2023
Contracts repository for The Graph protocol
Role in this project:
Back-end Developer & Test Automation Engineer
Back-end Developer & Test Automation EngineerContributions:175 reviews, 458 commits, 336 PRs in 10 months
Contributions summary:Pablo made significant contributions to the testing infrastructure of the Graph protocol's contracts. They modified the testing environment, including how blocks are mined during tests. Furthermore, they improved test predictability by aligning tests with epoch boundaries and refactored existing tests. The user also fixed typos and added tests to cover edge cases like underflows and signal changes.
graph-protocolthe-graphethereumblockchaingraph
balena-os/wifi-connect
Jun 2015 - Jul 2016
Easy WiFi setup for Linux devices from your mobile phone or laptop
Role in this project:Full-stack Developer
Full-stack DeveloperContributions:132 commits, 39 PRs, 60 pushes in 1 year 1 month
Contributions summary:Pablo primarily worked on implementing features for a WiFi setup tool, integrating both backend and frontend components. They added core functionality to manage WiFi connections, including handling SSIDs and passphrases, and incorporating captive portal features. The user also implemented the frontend interface using HTML, JavaScript, and CSS to allow the user to connect to a WiFi network. The user's contributions also involved modifying the build process and configurations.
rpiwifi-setupphonemobile-phonebalena
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