Senior Blockchain QA Engineer - Automation & DApp Testing

Windranger Labs; Singapore; On-site; SGD 60,000 - 90,000; Full time

Job summary

Mantle Network is hiring a QA engineer to test blockchain products across functionality, performance and security, and to automate testing pipelines. You will participate in requirements reviews, design testing strategies, and help build a scalable testing framework.

The role emphasizes DApp testing, browser test coverage, and deep blockchain knowledge, with English documentation reading abilities and a proactive, self-driven mindset.

Qualifications

• Bachelor's degree in Computer Science, software engineering, or related field.
• 2+ years of blockchain testing and development experience.
• Proficiency with testing tools such as Hardhat and Foundry.
• Experience with automated testing tools (Mocha, Chai, Cypress).
• Familiarity with JavaScript/TypeScript, Python, Golang, Solidity.
• Experience with Ethereum or other public chains a plus.
• Ability to read English documentation and self-drive.

Responsibilities

• Responsible for testing blockchain products' functionality, performance, security, and automation, and participating in the full development process.
• Participate in requirements analysis to ensure testability and architectural soundness.
• Write automated test cases, testing tools, and platforms to improve quality and efficiency.
• Deepen blockchain knowledge and contribute to testing research and building a testing framework.
• Perform DApp testing including functional, performance, and security tests.
• Conduct browser testing for blockchain-enabled browsers.

Skills

Testing experience

Blockchain testing

JavaScript/TypeScript

Python

Go

Solidity

Automated testing

English reading

Education

Bachelor's degree in Computer Science or related

Tools

Hardhat

Foundry

Mocha

Chai

Cypress

Job description

Mantle Network is hiring a QA engineer to test blockchain products across functionality, performance and security, and to automate testing pipelines. You will participate in requirements reviews, design testing strategies, and help build a scalable testing framework.

The role emphasizes DApp testing, browser test coverage, and deep blockchain knowledge, with English documentation reading abilities and a proactive, self-driven mindset.