William Fey
Smart Contract Developer at Ammalgam
Englewood, Colorado, United States
Summary
👤
Senior🎓
Top SchoolWilliam Fey is a smart contract developer with nine years of software experience who blends rigorous mathematical training with hands-on DeFi engineering to build permissionless, oracle-free protocols. As a core contributor at Ammalgam, he helped design a Decentralized Lending Exchange (DLEX) that fuses lending and trading to boost capital efficiency and yields for liquidity providers. He previously built scalable forecasting microservices and data pipelines at ad-tech firm Xandr, bringing production-grade distributed systems experience to blockchain primitives. Comfortable leading teams and optimizing operations from his early management roles, he pairs product-minded engineering with a knack for translating mathematical ideas into robust, auditable smart contracts. Based in Englewood, Colorado, he’s notable for moving between traditional backend systems and cutting-edge DeFi, applying formal thinking to practical protocol design.
9 years of coding experience
7 years of employment as a software developer
Mathematics, Mathematics at Università degli Studi di PerugiaBachelor of Science (B.S.), Mathematics, Bachelor of Science (B.S.), Mathematics at Metropolitan State College of Denver
Github Skills (96)
proxy10
websocket10
security10
solidity10
fiddler10
debugging10
vyper10
analyzer10
ssl10
http-header10
pdf10
ethereum10
static-analysis9
postgresql9
python9
Programming languages (6)
Github contributions (5)
duelinggalois/Crypto-Tax-Calculator
Apr 2019 - May 2022
Contributions:7 reviews, 50 commits, 61 PRs in 3 years 1 month
Ammalgam-Protocol/docs
Oct 2023 - Mar 2025
Public documentation for the Ammalgam Protocol
Contributions:23 reviews, 69 PRs, 113 pushes in 1 year 4 months
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