Joseph Schiarizzi
Washington, District of Columbia, United States
Summary
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RockstarJoseph Schiarizzi is a software engineer with 11 years of experience based in Washington, D.C., who blends full‑stack web development, embedded prototyping, and smart‑contract engineering. He builds maps, Twitter bots, and Arduino gadgets and ships production software using Node, Ethereum, C, Java, and Python. His open‑source contributions include front‑end UX enhancements for Gitcoin—adding follow tabs, chat and bounty‑invite flows—and Solidity optimizations to OpenSea’s Seaport protocol, where he reduced gas costs in the consideration contract and enabled advanced order types. That cross‑cutting skill set lets him bridge user‑facing interfaces and low‑level on‑chain efficiency, moving projects from prototype hardware to cost‑aware production systems.
11 years of coding experience
Github Skills (15)
html10
css10
gas-optimization10
smart-contracts10
javascript10
user-interface10
javascripts10
solidity10
userinterface10
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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