Yopeso has been developing a diverse range of software products, from large\-scale applications to smaller solutions, for 20 years. With a growing team of over 300 employees across five locations, we are dedicated to fostering a culture of growth, transparency, and professionalism. At Yopeso, we value authenticity, curiosity, and ambition. These values drive us to build strong connections within our community and with our partners, ensuring trust, integrity, and transparency in all our business practices. We strive to maintain the highest professional standards and continuously challenge ourselves to develop high\-quality, high\-performance, and secure software solutions. Our approach is rooted in efficient collaboration among passionate professionals working in agile teams. Guided by curiosity and ambition, we strive to create products that are meaningful and impactful, while remaining true to our authentic selves. We are looking for a **Manual QA Engineer** who understands how systems work end\-to\-end. You will test both UI and backend functionality, with a strong focus on API testing. If you enjoy digging into how things work, finding hidden issues, and collaborating with developers to improve product quality, this role is for you. **What You’ll Do** **Quality \& Testing** * Analyse requirements and create clear test cases and scenarios. * Perform functional, regression, exploratory, and end\-to\-end testing. * Validate UI behaviour, usability, and browser compatibility. * Use browser dev tools (network, console, performance) to investigate issues. **API Testing** * Test APIs using tools like Postman, Insomnia, or Swagger. * Build and maintain structured API test suites with workflows and chained requests. * Use environments, variables, and reusable test data. * Run and automate API tests using Newman (CLI) and generate reports. **Debugging \& Bug Reporting** * Investigate issues using logs, network traffic, and API responses. * Report bugs with clear steps, expected vs. actual results, and severity. * Collaborate with developers to confirm and validate fixes. **Process Improvement** * Participate in grooming, sprint planning, and release activities. * Contribute to QA documentation, strategy, and continuous improvements. * Support automation engineers with scenarios and test data. **What You Bring** **Must\-Have** * 4\+ years in manual and technical QA. * Strong understanding of HTTP, REST APIs, JSON, and client\-server communication. * Advanced experience with Postman/Insomnia (variables, scripts, workflows). * Ability to automate API test suites using Newman or similar. * Strong UI testing skills and proficiency with browser dev tools. * Ability to run SQL queries for backend validation. * Excellent communication, analytical skills, and attention to detail. **Nice\-to\-Have** * Experience with automation frameworks (JS/TS, Python). * Knowledge of CI/CD pipelines and Git. * Experience with performance or load testing tools. * Familiarity with microservices. * Experience with Playwright, Cron, or Git workflows.