Joseph Schiarizzi
Founder at YIMBYs of Northern Virginia
Washington, District of Columbia, United States
Summary
🤩
Rockstar🎓
Top SchoolJoseph Schiarizzi is a founder and builder with 11 years of software engineering experience focused on Web3, smart contracts, and front-end product work. He has served as a Senior Solidity Engineer at OpenSea and contributed gas-optimized core contract changes to the widely used Seaport NFT marketplace, while also improving user-facing features on Gitcoin's web app. His smart contracts have settled over $10B USD, reflecting deep protocol-level impact across projects like Ethereum.org, Web3.py, Decentraland, and Storj. Based in Washington, D.C., he pairs technical depth with civic-minded urbanism—leading affordable housing advocacy locally and investing in environmentally rebellious businesses. A self-described "cracked dev," Joseph blends hands-on engineering, DAO collaboration, and founder-level strategy to ship pragmatic, auditable systems at scale.
11 years of coding experience
4 years of employment as a software developer
Bachelor of Science - BS Computer Science, Bachelor of Science - BS Computer Science at The George Washington University
Stackoverflow
1reputation
0reached
0answers
0questions
Github Skills (13)
html10
css10
gas-optimization10
smart-contracts10
javascript10
user-interface10
solidity10
react10
blockchain10
ui-design9
ethereum9
boa8
open-source7
Programming languages (15)
Github contributions (5)
ProjectOpenSea/seaport
Apr 2022 - Nov 2022
Seaport is a marketplace protocol for safely and efficiently buying and selling NFTs.
Role in this project:
Back-end Developer
Back-end DeveloperContributions:5 reviews, 114 commits, 18 PRs in 7 months
Contributions summary:Joseph's contributions center on enhancing the core functionalities of the Seaport protocol. They made several changes to improve gas efficiency within the consideration contract, specifically optimizing for loops. Additional commits include updates to the interface, which is a critical component in blockchain interactions, and new enum updates to facilitate advanced order types. Overall, the user is modifying core smart contracts of the project.
marketplaceseaportdappethereumblockchain
gitcoinco/web
Mar 2020 - Apr 2020
Grow Open Source
Role in this project:Front-end Developer
Front-end DeveloperContributions:12 commits, 1 PR, 42 comments in 14 days
Contributions summary:Joseph primarily contributed to the front-end development of the Gitcoin web application, focusing on profile page enhancements. Their commits introduced a "follow" tab, enabling features related to following and followers. They added the functionality for a chat button and invite to bounty. The user updated the UI elements, specifically focusing on displaying user information, profile interactions, and the display of follower and following counts.
ethereumbountiesgitcoinethgrow
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