Software Quality Engineer

4 days ago

Chennai, Tamil Nadu, India Calibraint Full time ₹ 5,00,000 - ₹ 15,00,000 per year

The Quality Assurance Engineer will play a key role in validating and ensuring the reliability, performance, and security of blockchain-based applications. This role requires hands-on experience in QA methodologies along with practical knowledge of blockchain technologies, distributed ledger systems, and smart contract testing.

Key Responsibilities
  • Design, develop, and execute test strategies and test cases for blockchain applications and smart contracts.
  • Perform functional, regression, integration, performance, and security testing across distributed systems.
  • Validate the integrity of on-chain and off-chain data, as well as transaction flows.
  • Utilize blockchain testing tools and frameworks to ensure robust contract performance and security.
  • Collaborate closely with development, DevOps, and product teams to drive high-quality release cycles.
  • Identify, document, and track defects; conduct root cause analysis on failures.
  • Implement test automation where applicable to enhance test coverage and efficiency.
  • Ensure compliance with best practices, protocol standards, and industry-level QA processes.
Required Skills & Experience
  • Strong experience in QA processes, test design techniques, and defect life cycle management.
  • Hands-on experience testing blockchain technologies such as Ethereum, Hyperledger, Polygon, or similar.
  • Familiarity with smart contract testing frameworks such as Truffle, Hardhat, Ganache, Foundry, or Web3 testing tools.
  • Understanding of decentralized applications (dApps), consensus mechanisms, wallets, and node operations.
  • Proficiency in API testing tools such as Postman, Swagger, or similar.
  • Knowledge of automation tools (e.g., Selenium, JUnit, Cypress, or Playwright) is an advantage.
  • Solid understanding of QA metrics and reporting standards.
  • Good analytical, documentation, and communication skills.

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