General QA Engineer

SBC Performance drives scalable growth for brands ready to expand globally. Working across eCommerce, health & wellness, education, and entertainment, our team helps brands acquire customers faster and scale across 26+ global markets. We combine data-driven paid media, performance creative, and advanced analytics to turn marketing into a predictable revenue engine. Trusted by 200+ companies, managing $150M+ in ad spend. Scale faster. Grow smarter. We are looking for a Manual QA Engineer to join our team. In this role, you will play a key role in ensuring the quality and performance of our products and platforms in the AdTech space. You will collaborate closely with developers and product managers to validate new features, ensure smooth releases, and maintain high testing standards. Key Responsibilities Perform functional, regression, integration, cross-browser, and API testing. Develop, maintain, and execute test cases for web and mobile applications (primarily web). Collaborate with developers and product managers to clarify requirements and validate features. Create and maintain comprehensive test documentation. Participate in defining and improving QA processes across projects. Communicate effectively within the team to ensure timely and high-quality deliverables. Requirements 3+ years of commercial experience in Manual QA. Strong understanding of SDLC, STLC, and test design techniques. Hands-on experience with bug-tracking tools (Jira). Practical experience with REST API testing tools (Postman, Swagger). Familiarity with version control systems (Git). Understanding of CI/CD processes (GitLab CI, Jenkins, GitHub Actions, etc.). English level: Intermediate (B1) or higher – able to read documentation and communicate effectively. What We Offer Prague Onsite or Remote (Poland and Ukraine) Competitive compensation Flexible working hours All necessary equipment Paid vacation and sick leaves Educational support: reimbursement of certification, training, and knowledge-sharing atmosphere Company events and multiple internal activities Open feedback and transparent direct communication To learn more about how we handle your personal data during the recruitment process, please read our Privacy Notice.