Job Title: Sr QA Manual Job Description We are seeking a detail-oriented **Manual QA Engineer** to join our team and ensure the quality and reliability of our web applications built with **TypeScript** , **React** , **Node.js** , and **Express** . The ideal candidate will have strong experience in manual testing of both front-end interfaces and back-end APIs. **Key Responsibilities:** + Develop and execute comprehensive test cases and test plans for front-end (React) and back-end (Node.js/Express) components. + Perform functional, integration, regression, and end-to-end testing. + Validate RESTful APIs manually using tools like Postman or Insomnia. + Collaborate with developers, product managers, and designers to understand requirements and ensure test coverage. + Identify, document, and track bugs and inconsistencies using a bug tracking tool (e.g., Jira). + Perform cross-browser and cross-device testing. + Participate in sprint planning, reviews, and daily stand-ups in an Agile environment. **Required Skills:** + 5+ years of experience in manual QA testing for web applications. + Strong knowledge of front-end and back-end web application architecture. + Experience testing web apps built with **React** , **TypeScript** , **Node.js** , and **Express** . + Proficient in testing REST APIs and using tools like Postman. + Understanding of browser developer tools and front-end debugging. + Familiarity with version control tools (e.g., Git). **Nice to Have:** + Experience working in Agile/Scrum teams. + Basic understanding of automated testing frameworks (e.g., Cypress, Jest). + Knowledge of CI/CD pipelines and DevOps practices. Location: MEX Work-at-Home Language Requirements: Time Type: Full time **If you are a California resident, by submitting your information, you acknowledge that you have read and have access to the Job Applicant Privacy Notice for California Residents (https://www.concentrix.com/resource/job-applicant-privacy-notice-for-california-residents/)**