QA Engineer

Job not on LinkedIn

🕒 January 22

🇺🇸 United States – Remote

⏰ Full Time

🟢 Junior

🟡 Mid-level

🔧 QA Engineer (Quality Assurance)

🦅 H1B Visa Sponsor

This company has sponsored H1B visas in the past.

👻 Ghost score 27%

What it means: how likely this posting is sitting open without active hiring.How to read it: 60% or higher means we think this is a ghost. Lower scores are less of a worry.How we score it: age, reposts, open roles vs team size, how fast jobs close, and whether pay is listed.Fine print: an estimate from public data, not a judgment of the company. Real jobs can score high, so treat it as a hint, not a fact.

Apply Now

Find Similar Remote Jobs

Set Up Email Alert For New Jobs

📊 Check your resume score for this job

Improve your chances of getting an interview by checking your resume score before you apply.

Upload Resume

Blockstream

WebsiteLinkedInAll Job Openings

51 - 200 employees

Founded 2014

₿ Crypto

🔧 Hardware

🏢 Enterprise

Crypto • Hardware • Enterprise

Blockstream is a global leader in Bitcoin and blockchain technology, building infrastructure and products that support self-custody, enterprise custody, and asset issuance on Bitcoin. Its offerings include the Blockstream App (Bitcoin and Liquid wallets), Blockstream Jade (open-source hardware wallet), Liquid Network (a Bitcoin layer-2 for digital asset issuance), Core Lightning and Greenlight for Lightning payments, AMP APIs, blockchain explorers, and enterprise custody and tokenization solutions. Blockstream focuses on developer tools, open-source protocols, and enterprise-grade solutions to enable secure Bitcoin transactions and financial infrastructure.

📋 Description

• 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 automate testing of transactions, wallets, payment systems, and decentralized applications. • Identity, document, and track defects using bug-tracking tools (e.g. Jira, GitHub). • Collaborate with developers to conduct feature reviews and ensure testability of new features. • Perform security testing to detect vulnerabilities in products. • Work closely with DevOps to integrate testing into CI/CD pipelines, 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 test practices for blockchain and fintech QA methodologies.

🎯 Requirements

• 2+ years in software quality assurance; preferably in fintech, blockchain, or security-focused industries. • Proficiency in 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, and collaborative environment. • Excellent communication and documentation skills.

🏖️ Benefits

• Stay Safe from Job Scams: All official Blockstream communication will come from an @blockstream.com email address. We will never ask you to share sensitive information or purchase equipment during the hiring process.