Blockchain Test Engineer

• Design, develop, and execute test strategies, test plans, and test cases for blockchain-based systems.
• Perform functional, integration, system, regression, and performance testing of blockchain platforms and DApps.
• Validate smart contracts for correctness, security vulnerabilities, gas optimization, and compliance with business logic.
• Test blockchain operations including node setup, network configurations, consensus mechanisms, and transaction lifecycle.
• Conduct API testing for blockchain services and integrations with off-chain systems.
• Identify, log, track, and verify defects using defect management tools.
• Collaborate closely with blockchain developers, architects, and DevOps teams throughout the SDLC.
• Participate in security testing, including vulnerability assessment and basic penetration testing for smart contracts.
• Support UAT, production validation, and post-deployment monitoring.
• Ensure adherence to quality standards, best practices, and regulatory requirements (where applicable).

• Strong experience in QA / Software Testing with focus on Blockchain technologies.
• Hands-on experience testing smart contracts (e.g., Solidity, Vyper).
• Knowledge of major blockchain platforms such as:
• Ethereum / Polygon / BSC / Hyperledger Fabric / Corda (any one or more)
• Experience with blockchain testing tools such as:
• Truffle, Hardhat, Ganache, Remix, Foundry (or similar)
• Experience with API testing tools (Postman, REST clients).
• Familiarity with CI/CD pipelines and DevOps practices.
• Knowledge of test automation frameworks is a plus, * Scrum Master certification: CSM / PSM I/II / SAFe Scrum Master (any).
• Exposure to scaling frameworks: SAFe / LeSS / Nexus (as applicable).
• Understanding of security & release processes related to:
• Smart contract audits, signing/keys, production release approvals

Experience supporting global/distributed teams.