quality engineer (auto) in transaction systems

Nexcess provides specialty cloud solutions for organizations that need to combine performance and compliance. It serves businesses worldwide, from agencies scaling client sites to enterprises running mission-critical operations.

• Own quality end to end within the Experience Services domain
• Validate changes across cart, checkout, order, billing, and authentication systems from specification through development, deployment, and production
• Build and maintain automated testing frameworks and test coverage
• Develop automated tests for customer transaction flows, integrations, regression scenarios, and critical business processes
• Define testing strategy early in the development process
• Identify risks, dependencies, edge cases, and failure scenarios before implementation is complete
• Translate requirements into clear, testable acceptance criteria
• Work with engineers and stakeholders to remove ambiguity and make expected behavior objectively verifiable
• Validate end-to-end customer journeys across cart, checkout, ordering, billing, invoicing, authentication, and related integrations
• Verify changes and provide evidence through meaningful test results, coverage, and validation of expected behavior and failure scenarios in pull requests
• Use AI-assisted engineering tools daily for testing, automation, and review; critically validate generated output and remain accountable for the final result
• Review other engineers’ code and test changes, identify quality, reliability, integration, and design risks early, and provide actionable feedback
• Improve testing efficiency and reduce manual effort by automating repetitive validation where practical
• Support production quality by participating in incident analysis, identifying test coverage gaps, and improving automated testing and engineering practices based on production issues
• Work across existing and unfamiliar systems, understand complex or legacy applications and integrations, and develop effective test coverage without unnecessary rewrites
• Mentor engineers in quality practices and share testing approaches, automation techniques, and quality standards across the team
• Coordinate quality dependencies across teams, identify integration risks early, and work with relevant engineers to ensure cross-team changes are tested appropriately
• Participate in the on-call rotation for the systems you build
• Align work with business priorities, deliver committed work on predictable dates, and raise timeline risks early with evidence
• Understand customer and business outcomes and clarify requirements before building
• Stay close to production, use the AI harness daily, and keep technical judgment current

• 5+ Years of experience with automated testing frameworks and software quality engineering
• Strong experience designing, building, and maintaining automated test suites for production applications
• Experience testing complex end-to-end workflows across multiple systems and integrations
• Strong understanding of functional, integration, regression, and failure-path testing
• Experience defining test strategies and translating requirements into clear, testable acceptance criteria
• Experience working closely with software engineers throughout the development lifecycle, not only after development is complete
• Ability to read and understand application code to identify risks, test gaps, and potential defects
• Experience with production systems and incident analysis, including using production issues to improve test coverage
• Hands-on experience with AI-assisted engineering or testing tools in day-to-day technical work
• Strong written communication skills and ability to work effectively in a remote, distributed team across multiple time zones
• Будет плюсом: 5+ years of experience with billing and invoicing systems, 5+ years of experience with relational databases such as PostgreSQL or MariaDB, 5+ years of experience with Perl or PHP, experience testing cart, checkout, order management, authentication, or other transaction-heavy systems, experience with payment, billing, or financial integrations, experience in managed hosting, cloud platforms, SaaS, or another high-availability service environment, experience with CI/CD-integrated automated testing, experience mentoring engineers or establishing quality and testing standards across a team

• Excellent pay and all necessary equipment
• Employee referral program with bonuses for successful referrals
• Support with legalization in Slovakia if needed
• Remote work with the possibility to use the co-working space in Bratislava
• The role is on call, with participation in the rotation