Hiring Manager

Best Guess

Job Description

1inch is the DeFi ecosystem building financial freedom for everyone. 1inch products help users and builders trade, hold and track digital assets - with the self-custody, comprehensive security and the intuitive user experience they need to unlock the potential of true crypto ownership. 1inch protocols and APIs provide core infrastructure across the DeFi industry and beyond. So if you're someone who thinks big, moves fast and wants to make an impact right from day one, then get ready to join our industry-changing team.

Your mission

As a QA Engineer you will help ensure the quality, reliability, and usability of 1inch web and mobile products.

Working closely with Product Managers, Designers, Engineers, and other stakeholders, you will execute manual and automated testing activities, validate new features, support release processes, investigate defects, and contribute to the continuous improvement of quality practices.

You will play an important role in identifying issues early, reducing delivery risks, and helping deliver seamless user experiences across customer-facing applications and blockchain-integrated systems.

What you’ll do

Execute functional, regression, exploratory, integration, and end-to-end testing activities across web and mobile applications.

Validate new features, enhancements, and bug fixes against requirements and acceptance criteria.

Identify, document, reproduce, and verify software defects.

Support release testing activities and provide quality feedback on release readiness.

Investigate customer-reported issues and assist with root-cause analysis.

Contribute to the development and maintenance of automated test suites.

Execute automated tests, analyse failures, and improve automation coverage.

Create and maintain test cases, test plans, checklists, and quality documentation.

Collaborate closely with Product, Design, Engineering, and QA teams to improve product quality.

Leverage modern AI-powered tools to improve testing efficiency, defect investigation, documentation, and quality processes.

Who you are

1–3 years of experience in software quality assurance or software testing.

Experience performing manual testing across web and mobile applications.

Understanding of software testing principles, methodologies, and defect management processes.

Familiarity with automation frameworks such as Playwright, Appium, Espresso, XCUITest, or similar tools.

Basic programming knowledge in JavaScript, TypeScript, Java, Kotlin, Swift, or similar languages.

Familiarity with REST APIs, Git, CI/CD concepts, and debugging tools.

Experience using AI-powered tools such as ChatGPT, GitHub Copilot, Cursor, Claude, or similar solutions within testing or software development workflows.

Strong analytical thinking, attention to detail, and problem-solving skills.

Excellent communication and collaboration skills.

Professional working proficiency in English.

Nice to haves

Experience with test management platforms such as Qase or similar tools.

Experience testing blockchain, Web3, fintech, or cryptocurrency-related applications.

Understanding of wallets, token transfers, transaction signing, and blockchain interactions.

Exposure to API test automation, Docker, cloud environments, or distributed systems.

ISTQB Foundation Level or other relevant QA, Agile, automation, or Web3 certifications.

1inch is an equal opportunity employer. We are committed to evaluating all candidates on the basis of their skills, experience, and potential — regardless of race, ethnicity, nationality, gender, age, religion, disability, or any other characteristic. We believe diverse teams build better products, and we welcome applications from all backgrounds.