We are seeking a skilled and motivated **Senior Automation Tester** with expertise in JavaScript to join our team. As a key member of the Quality Assurance team, you will be responsible for creating, executing, and maintaining both manual and automated test cases to ensure the delivery of high\-quality software. Working closely with cross\-functional teams, you will help define test strategies, identify issues, and drive improvements in the testing process for new features, enhancements, and bug fixes. EPAM is a leading global provider of digital platform engineering and development services. We are committed to having a positive impact on our customers, our employees, and our communities. We embrace a dynamic and inclusive culture. Here you will collaborate with multi\-national teams, contribute to a myriad of innovative projects that deliver the most creative and cutting\-edge solutions, and have an opportunity to continuously learn and grow. No matter where you are located, you will join a dedicated, creative, and diverse community that will help you discover your fullest potential. **Responsibilities** * Design, develop, and maintain automated test scripts to ensure the quality and reliability of software * Collaborate with developers, product managers, and other stakeholders to define test requirements and ensure alignment with project goals * Execute manual and automated tests to identify defects, inconsistencies, and performance issues * Analyze test results, document defects, and work with the development team to resolve issues * Develop and maintain comprehensive test plans, test cases, and test data * Ensure code quality by integrating testing into the CI/CD pipeline and monitoring code coverage * Conduct API testing to validate backend functionality and ensure seamless integration with front\-end systems * Provide timely and detailed reports on testing progress, metrics, and outcomes to stakeholders * Mentor junior team members and contribute to the continuous improvement of testing practices and processes * Stay up\-to\-date with the latest testing tools, techniques, and industry trends to improve testing efficiency and effectiveness **Requirements** * Bachelor’s or Master’s Degree in Computer Science, Software Engineering, or a related field * Minimum of 3\+ years of experience in software testing, with a focus on automation * Hands\-on experience with code management tools like Git * Proven expertise in setting up testing frameworks using Playwright or similar tools * Professional experience with Azure DevOps, including Azure Test Plans and Pipelines * Proficiency in setting up local environments for development and testing purposes * Strong experience with TypeScript and JavaScript for automation scripting * Proficient in creating, executing, and debugging API tests using Postman * Experience in creating and maintaining performance tests using K6 or similar tools * Familiarity with ticket\-tracking tools such as Jira * Knowledge of code coverage and continuous integration tools * Experience working in an Agile/Scrum environment with distributed teams * Strong understanding of the relationship between front\-end user experience and back\-end database operations, with the ability to compare and validate data points * Excellent problem\-solving skills and the ability to work on complex technical issues * Fluent English communication skills (written and spoken) at a B2 level or higher **Nice to have** * Experience with performance and load testing of web applications using JMeter * Familiarity with GraphQL for API testing and validation * Knowledge of Node.js for backend testing and automation development * Exposure to advanced testing methodologies and tools beyond the listed requirements * Participation in open\-source or community projects related to test automation * Experience with cloud\-based testing infrastructure or tools **We offer** * Connectivity Bonus (25,000 ARS are paid with a salary receipt at the end of each month as a non\-wages concept). * Medicina Prepaga (It covers the collaborator and direct family group). * Paternity Leave (Two additional days are added to what is established by law, total of 4 days). * Discounts card. * English Training (English lessons, twice per week). * Training Program (Access to multiple customized training plans according to the needs of each role within the company). * Marriage bonus (The company doubles the allowance established by law that ANSES offers). * Referral Program (Referral bonus is paid when the referral of a collaborator joins the Company). * External Agreements and Discounts. * Vacations: 14 calendar days a year *By applying to our role, you are agreeing that your personal data may be used as in set out in EPAM´s Privacy Notice and Policy.*