Senior Quality Assurance Engineer (Checkout)

TL;DR

Senior Quality Assurance Engineer (Checkout): Designing, developing, and executing automated end-to-end tests for a high-traffic enterprise commerce platform with an accent on API validation and transactional stability. Focus on building maintainable test suites, optimizing database interactions, and ensuring the reliability of checkout workflows.

Location: Hamburg, Germany

Compensation: EUR 65,000 - 75,000 yearly

Company

SCAYLE is one of the fastest-growing enterprise commerce platforms in the world, enabling brands and retailers to realize their D2C ambitions.

What you will do

• Design, develop, and execute automated end-to-end tests to ensure system reliability.
• Manage and prioritize bug reports based on business value and oversee the complete bug cycle.
• Lead regression testing for high-traffic customer interactions and transaction systems.
• Analyze complex workflows and database interactions to improve test coverage and performance.
• Coordinate testing efforts across cross-functional teams to ensure quality feature delivery.
• Contribute to the organization's long-term automation strategy in testing.

Requirements

• 4+ years of experience in QA, testing, and debugging REST backend applications.
• Proficiency in API validation against OpenAPI/Swagger specifications.
• 4+ years of experience with JavaScript, TypeScript, or other OOP languages.
• Hands-on experience with frameworks like Mocha/Playwright and GitLabCI.
• 2+ years of experience working with relational and NoSQL databases.
• English: Fluent written and spoken English required for professional collaboration.

Culture & Benefits

• Environment that encourages flexibility, creativity, and continuous development.
• Culture of acceptance, inclusion, and fairness.
• Opportunity to work in a fast-growing international commerce environment.
• Comprehensive benefits package (details available on the company career page).