QA Engineer

We are seeking a detail-oriented QA Engineer to own and improve quality assurance across the SwapRail platform.

You will work closely with product managers, designers, and engineers to validate features, identify defects, improve testing processes, and help build automated testing coverage for a rapidly evolving Web3 product.

• Design and execute test plans, test cases, and testing strategies for new features and releases

• Perform functional, integration, regression, and exploratory testing

• Validate end-to-end transaction workflows across:

  • Wallet connections

  • Signing flows

  • Asset swaps

  • Cross-chain operations

  • Transaction status tracking

• Identify, document, prioritize, and track defects through resolution

• Collaborate with engineers to reproduce and debug issues

• Develop and maintain automated test suites where appropriate

• Verify fixes and prevent regressions before production releases

• Participate in product requirement reviews and provide quality feedback early in the development cycle

• Improve QA processes, testing documentation, and release checklists

• 3+ years of experience in Quality Assurance or Software Testing

• Strong understanding of software testing methodologies and QA best practices

• Experience testing modern web applications

• Experience creating detailed test plans and test cases

• Familiarity with bug tracking and project management tools such as Jira, Linear, or similar

• Strong analytical and troubleshooting skills

• Ability to work independently in a remote environment

• Excellent written communication and documentation skills

• Experience testing Web3, Crypto, DeFi, or Wallet products

• Familiarity with:

  • EVM-compatible chains

  • WalletConnect

  • MetaMask

  • Transaction signing workflows

• Experience with automated testing frameworks such as:

  • Playwright

  • Cypress

  • Selenium

• Experience testing browser extensions

• Experience testing mobile applications (iOS / Android)

• Basic knowledge of APIs, GraphQL, and backend systems

• Familiarity with CI/CD pipelines and automated quality gates

Typical workflows include:

• Wallet connection and authentication

• Transaction creation and signing

• Route generation and execution

• Cross-chain transaction flows

• Gas estimation and fee calculations

• Error handling and recovery scenarios

• Mobile and browser extension interactions

• API integrations and backend services

• Strong attention to detail

• User-focused quality mindset

• Curiosity and ownership

• Clear communication

• Ability to identify edge cases before users do

• Practical balance between speed and quality