Blockstream

qa engineer (auto)

In short

This is a QA Engineer (Automation) role at Blockstream, a company building Bitcoin infrastructure and products like Liquid, Core Lightning, Green, and Jade. The job covers manual and automated testing of blockchain transactions, wallets, payment systems, and decentralized applications, including security and performance testing integrated into CI/CD pipelines. It requires at least 2 years of QA experience, automation testing frameworks, API testing tools, scripting knowledge, and a strong understanding of Bitcoin and blockchain technology. The work is fully remote.

About Blockstream
Blockstream builds Bitcoin infrastructure and Bitcoin-based solutions for enterprises and consumers, including products built on the Bitcoin protocol such as Liquid, Core Lightning, Green, and Jade.
Responsibilities
•Develop and execute test plans, test cases, and test scripts for blockchain-based applications and APIs
•Design, implement, and maintain automated testing frameworks for functional, performance, and security testing
•Conduct manual and automated testing of transactions, wallets, payment systems, and decentralized applications
•Identify, document, and track defects using bug-tracking tools such as Jira and GitHub
•Collaborate with developers on feature reviews and ensure new features are testable
•Perform security testing to detect product vulnerabilities
•Integrate testing into CI/CD pipelines with DevOps and optimize test execution in cloud-based environments
•Conduct regression testing and maintain a robust suite of automated tests to prevent system failures
•Research and implement testing practices for blockchain and fintech QA methodologies
Requirements
•At least 2 years of experience in software quality assurance
•Proficiency with automation testing frameworks
•Strong understanding of Bitcoin and blockchain technology
•Experience with API testing tools
•Knowledge of scripting languages
•Understanding of security testing methodologies, including penetration testing and vulnerability assessments
•Experience with performance testing tools
•Strong analytical and problem-solving skills
•Ability to work in a fast-paced, remote-first, collaborative environment
•Excellent communication and documentation skills
Nice to have
•Experience in fintech, blockchain, or security-focused industries
Conditions
No conditions are stated in the posting.

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