qa engineer (auto) for D2C subscriptions

Ruby Labs creates and operates consumer products across the health, education, and entertainment industries. The company builds and scales D2C subscription products in these sectors.

• Test web applications and native Android and iOS applications;
• Design and execute comprehensive test plans for new features, including functional, regression, edge-case, and end-to-end scenarios using Playwright and TypeScript;
• Perform exploratory and risk-based testing to uncover issues missed by scripted tests;
• Investigate customer complaints by reproducing issues, reconstructing user sessions, and determining whether problems are product defects, data issues, or third-party failures;
• Integrate automated tests into CI/CD pipelines to enforce quality gates on every merge;
• Validate backend APIs using Postman or equivalent tools;
• Use SQL queries to verify data correctness and integrity at the Postgres database level;
• Validate complete user flows across the product, Mixpanel analytics, the payment provider's dashboard, Customer.io email data, and the database;
• Document bugs with reproduction steps, environment and build details, logs, and screenshots;
• Prioritize issues by severity and impact, communicating urgently when critical paths are affected.

• 3+ Years of hands-on QA experience in a product or SaaS environment;
• Strong experience with test automation; Playwright and TypeScript are strongly preferred;
• Solid experience with API testing using Postman or a similar tool;
• Working knowledge of SQL for data validation and backend verification;
• Experience testing subscription funnels, checkout flows, or payment systems;
• Excellent attention to detail and a methodical, structured approach to testing;
• Strong ownership mindset and the ability to act proactively;
• Comfortable working remotely in a fast-paced, high-expectation environment;
• Fluent English, written and spoken;
• Nice to have: experience with performance or load testing tools such as k6 or Locust, familiarity with CI/CD pipelines particularly GitHub Actions, familiarity with Sentry or Better Stack, background in fintech, subscription, or health/wellness digital products, ISTQB or equivalent QA certification.

• Remote work environment with flexible working arrangements;
• Unlimited paid time off;
• Paid national holidays;
• Company-provided MacBook for employees who need one;
• Flexible Independent Contractor Agreement;
• Applicants may be located in any country within approximately ±4 hours of CET;
• Interview process: recruiter screening, technical interview, and final interview.