Blockchain Test Engineer

Blockchain Test Engineer (Smart Contracts + DApps + QA Automation)

Job Summary

We are looking for a skilled Blockchain Test Engineer with strong experience in software testing and blockchain technologies .

The ideal candidate will be responsible for testing smart contracts, decentralized applications (DApps), and blockchain platforms , ensuring security, performance, and reliability of blockchain-based systems.

️ Key Responsibilities

Test Planning & Execution

• Design and execute:
  • Test strategies
  • Test plans
  • Test cases
• Validate blockchain-based applications and systems

Blockchain & Smart Contract Testing

• Test smart contracts written in:
  • Solidity / Vyper
• Validate:
  • Business logic
  • Security vulnerabilities
  • Gas optimization

DApp & Platform Testing

• Perform:
  • Functional testing
  • Integration testing
  • Regression testing
  • Performance testing
• Test blockchain platforms and decentralized applications

Blockchain Network Testing

• Validate:
  • Node setup and configuration
  • Consensus mechanisms
  • Transaction lifecycle

API & Integration Testing

• Conduct API testing using:
  • Postman / REST tools
• Validate integrations between:
  • On-chain and off-chain systems

Defect Management

• Identify, log, and track:
  • Bugs and defects
• Work closely with developers to:
  • Resolve and retest issues

Security & Compliance Testing

• Perform:
  • Vulnerability assessments
  • Basic penetration testing
• Ensure compliance with:
  • Security standards and best practices

CI/CD & DevOps Collaboration

• Work with CI/CD pipelines
• Collaborate with DevOps teams for:
  • Continuous testing and deployment

UAT & Production Support

• Support:
  • User Acceptance Testing (UAT)
  • Production validation
  • Post-deployment monitoring

✅ Required Skills

QA & Testing

• Strong experience in:
  • Software testing (Manual/Automation)
• Test case design & execution

Blockchain Technologies

• Experience with platforms:
  • Ethereum / Polygon / BSC / Hyperledger / Corda

Smart Contract Testing

• Solidity / Vyper
• Security and gas optimization

Tools

• Truffle
• Hardhat
• Ganache
• Remix
• Foundry

API Testing

• Postman / REST clients

DevOps

• CI/CD pipelines
• Agile / Scrum methodologies

Automation (Good to Have)

• Selenium / automation frameworks

Experience Required

• 4-8 years of experience in:
  • QA / Software Testing
• Experience in:
  • Blockchain testing (mandatory)

Preferred Skills

• Security testing in blockchain
• Experience in:
  • DApps development/testing
• Knowledge of:
  • Smart contract auditing