Peter Yinusa
QA Engineer at ConsenSys, LLC
London, England, United Kingdom
Summary
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RockstarPeter Yinusa is a Lead QA Engineer based in London with six years of hands-on experience improving the reliability of consumer-facing crypto tools. He specializes in test automation and QA for complex browser extensions, notably contributing to MetaMask by refactoring test suites, adding coverage for phishing detection, signature flows, and chain interactions. Comfortable working full‑stack, he has also built and enhanced a test dapp that deploys and mints ERC‑721 tokens and handles on‑chain transaction nuances like decimal units and mining confirmations. Peter blends pragmatic engineering with a security-aware testing mindset, ensuring features work end-to-end in real blockchain environments.
6 years of coding experience
Github Skills (22)
e2e-testing10
javascript10
solidity10
selenium10
e2e-test10
ethersjs10
selenium-ide10
metamask10
mochajs10
smart-contracts10
erc72110
test-automation10
blockchain9
firefox9
chrome9
Programming languages (3)
Github contributions (5)
MetaMask/test-dapp
Nov 2021 - Jan 2023
The sample dapp used for e2e testing and metamask-extension QA
Role in this project:
Full-stack Developer
Full-stack DeveloperContributions:1 release, 25 reviews, 8 commits in 1 year 2 months
Contributions summary:Peter contributed to the development of a sample dapp, focusing on adding features and improving existing functionalities. They implemented a collectibles flow, including deployment, minting, and interactions with an ERC721 contract. Furthermore, they updated the codebase to handle decimal units and ensured transactions waited for mining confirmation. They also addressed contract deployment and interaction flows.
reactdappethereumtestingweb3
MetaMask/metamask-extension
May 2021 - Jan 2023
:globe_with_meridians: :electric_plug: The MetaMask browser extension enables browsing Ethereum blockchain enabled websites
Role in this project:QA Engineer / Test Automation Engineer
QA Engineer / Test Automation EngineerContributions:483 reviews, 130 commits, 206 PRs in 1 year 8 months
Contributions summary:Peter primarily contributed to the testing and quality assurance of the MetaMask extension. The commits focus on refactoring existing tests to use fixtures, including custom RPC history tests, add/hide token tests, send ETH tests, account details, and other dapp interaction tests. This indicates a focus on improving test infrastructure and ensuring the reliability of the extension's features. The user also added tests for features such as phishing detection, signature requests, and chain interactions.
dapp-developersethereumweb3bravemetamask
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