Alex Donesky
Software Engineer at ConsenSys, LLC
Austin, Texas, United States
Summary
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RockstarAlexander Donesky is a Senior Software Engineer at MetaMask with eight years of full‑stack experience building user-focused web applications and developer tools. He combines React, Node.js, GraphQL and both SQL/noSQL databases to deliver robust front- and back-end solutions, and has contributed to MetaMask core—improving currency rate controllers, ERC721 detection, and adding test coverage. Based in Austin, he brings startup and product-house experience from roles at ConsenSys, HomeServices of America, and freelance projects where he boosted test coverage and optimized data flows. Alexander pursues projects at the intersection of housing innovation, decentralized energy, and community-building, reflecting an interest in practical systems change beyond pure software. Outside of engineering he composes music, rock-climbs, and enjoys debating continental philosophy, signaling a creative and analytical mindset.
8 years of coding experience
Github Skills (13)
typescript10
javascript10
typescripts10
jestjs10
typescript-types10
jtest10
jes10
convert9
currency-exchange9
currency-converter9
ethereum9
convertion9
blockchain8
Programming languages (6)
Github contributions (5)
MetaMask/core
May 2021 - Jan 2023
This monorepo is a collection of packages used across multiple MetaMask clients
Role in this project:
Back-end Developer
Back-end DeveloperContributions:1325 reviews, 116 commits, 336 PRs in 1 year 8 months
Contributions summary:Alex primarily worked on improving the `CurrencyRateController` functionality, which is part of the MetaMask client. They addressed issues related to state conversion rates, including debugging and bug fixing related to currency conversion rates. The user also added test coverage, comments and adjusted some function signatures. They also made changes related to ERC721 detection and implemented some case insensitive checks for token addresses in collectibles and tokens controllers and state structure modifications.
metamaskmonorepo
MetaMask/scure-bip39
Aug 2022 - Jan 2023
Metamask fork of secure, audited & minimal implementation of BIP39 mnemonic phrases
Contributions:6 reviews, 34 commits, 13 PRs in 4 months
metamask
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