Xsolla - Senior QA Engineer (Web3 Applications & Infrastructure)
Requirements
• Identify, log, and track issues using Jira • Verify blockchain node responses, RPC interactions, and transaction signing • Collaborate on CI/CD test coverage and integrate AI-powered testing tools • Mentor junior QA engineers and promote quality best practices • Minimum 7 years of total QA experience with end-to-end quality ownership • At least 2 years of hands-on Web3 testing experience (blockchain integrations, wallet flows, decentralized systems) • Familiarity with blockchain fundamentals (transactions, gas, RPC endpoints) • Proficiency with Jira and Git • Strong English communication skills • Familiarity with AI-powered testing tools Nice-to-have: • Experience with Playwright, Cypress, or Selenium • Knowledge of PHP, Linux/Bash scripting
Responsibilities
• Lead manual testing of complex Web3 and platform features across multiple environments • Validate blockchain interactions, wallet flows (e.g., MetaMask, WalletConnect), and decentralized identity/authentication • Test smart contract interactions, event handling, and on-chain/off-chain data synchronization • Drive exploratory, functional, and regression testing • Identify, log, and track issues using Jira • Verify blockchain node responses, RPC interactions, and transaction signing • Create and maintain detailed test cases and QA documentation • Collaborate on CI/CD test coverage and integrate AI-powered testing tools • Conduct load, stress, and performance testing for Web3 interactions • Mentor junior QA engineers and promote quality best practices • Minimum 7 years of total QA • with end-to-end quality ownership • At least 2 years of hands-on Web3 testing • (blockchain integrations, wallet flows, decentralized systems) • Strong understanding of manual testing methodologies and defect life cycle • Familiarity with blockchain fundamentals (transactions, gas, RPC endpoints) • validating APIs (e.g., Postman) • Proficiency with Jira and Git • Comfortable with browser dev tools and basic terminal workflows • Strong English communication • Familiarity with AI-powered testing tools Nice-to-have: • testing wallets (MetaMask, WalletConnect, etc.) • Basic understanding of smart contracts/Solidity • with Playwright, Cypress, or Selenium • Knowledge of PHP, Linux/Bash scripting • Hands-on AI platforms for QA • to find jobs, or look in the pinned messages (there is a short list of all vacancies). DYOR! I don t verify jobs. If you're asked to download and run files on your computer, or if you're asked for payment, that's a scam. I'm not hiring myself! I just sharing fresh real Web3 jobs daily. #NFA #DYOR My Web3 world in 5 Telegram channels Jobs, testnets, news, drops no fluff. Follow all Intern & junior jobs Low-competition roles Insider crypto news Fresh testnets & airdrops One feed for everything Want to collaborate, promote something, or just ask a question? Feel free to reach out: @crypto_vazima
Benefits
• Validate blockchain interactions, wallet flows (e.g., MetaMask, WalletConnect), and decentralized identity/authentication • Hands-on AI platforms for QA Perks & • Health insurance (medical, dental, optical) for employee and dependents • Flexible hours aligned with sprint and team needs
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