QA Engineer

SQA Solution; United States; Remote; USD 70,000 - 100,000; Full time

Job summary

SQA Solution is seeking a QA Engineer who will be responsible for designing, implementing, and executing test strategies to ensure the stability and performance of Bitcoin and blockchain-based applications. You will collaborate with developers, product managers, and devops engineers to identify issues early, automate testing processes, and maintain high-quality standards for our products.

The role emphasizes building automated test frameworks for functional, performance, and security testing,

Qualifications

• 2+ years of software quality assurance experience, preferably in fintech/blockchain/security.
• Proficiency with automation testing frameworks and API testing tools.
• Knowledge of Bitcoin and blockchain technology.
• Experience with security testing methodologies and performance testing tools.

Responsibilities

• Develop and execute test plans, cases, and scripts for blockchain-based applications and APIs.
• Design and maintain automated testing frameworks for functional, performance, and security testing.
• Conduct manual and automated testing of transactions, wallets, payment systems, and dApps.
• Identify, document, and track defects using bug-tracking tools (e.g., Jira, GitHub).
• Collaborate with developers to review features for testability.
• Perform security testing to detect vulnerabilities.
• Work with DevOps to integrate testing into CI/CD pipelines in cloud environments.
• Maintain regression suites and research new QA practices for blockchain/fintech.

Skills

Automation testing

API testing

Scripting

Security testing

Performance testing

Analytical thinking

Communication

Tools

Jira

GitHub

Job description

Location: Kyiv, Ukraine

Type: full-time

We're looking for a QA Engineer who will be responsible for designing, implementing, and executing test strategies to ensure the stability and performance of Bitcoin and blockchain-based applications. You will work closely with developers, product managers, and devops engineers to identify issues early, automate testing processes, and maintain high-quality standards for our products.

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 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.

Qualifications:

• 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.