We are seeking a **Senior Automation Tester in JavaScript** to design and execute automated tests, ensuring high software quality and performance. You will work closely with product owners and development teams to develop test strategies, automate API and performance testing, and maintain CI/CD integration. Join us to advance your expertise in automation testing and contribute to delivering reliable software solutions. *We accept* *CVs in English only.* **Responsibilities** * Collaborate with product owners and test managers to define and refine test plans and strategies * Analyze acceptance criteria and requirements to develop detailed test scenarios and scripts * Design and create automated functional and non\-functional tests using JavaScript and Playwright * Implement API testing methods to verify endpoint accuracy and system performance * Develop component\-level test suites using mocks and contracts for isolated testing * Plan and conduct performance and load tests to assess scalability and stability using Grafana k6 * Detect and document software defects with clear reproduction steps and comprehensive logs * Engage with developers and stakeholders to clarify requirements and verify implementations * Maintain and enhance automated testing scripts and frameworks to improve efficiency * Integrate automated test suites into CI/CD pipelines with quality gates monitoring coverage and metrics * Manage test documentation and artifacts in Xray, Jira, Confluence, and Git repositories * Identify potential risks and suggest mitigation approaches to ensure timely project delivery * Participate actively in Agile ceremonies including daily stand\-ups, sprint planning, and retrospectives **Requirements** * Proven experience in automated testing using JavaScript and Playwright for at least 3 years * Strong knowledge of API testing and tools such as Supertest and WireMock * Experience with performance testing tools including Grafana k6 * Background working with Docker for test environment orchestration * Competence in developing test cases and documenting defects clearly * Understanding of continuous integration and continuous delivery methodologies * Ability to analyze and interpret technical documentation to design test scenarios * Effective communication skills for collaboration across cross\-functional teams * Hands\-on experience with version control systems, especially Git * Familiarity with Agile development processes and practices * Upper\-Intermediate English proficiency (B2\) **Nice to have** * Experience with AI\-assisted coding tools like GitHub Copilot * Knowledge of component testing using Docker Compose and TestContainers * Familiarity with Kafka and PostgreSQL in automated test setups * Experience utilizing the Xray plugin for Jira to manage test cases * Skills in Python scripting for augmenting test automation **We offer** * Learning Culture \- We want you to be the best version of yourself, that is why we offer unlimited access to learning platforms, a wide range of internal courses, and all the knowledge you need to grow professionally * Health Coverage \- Health and wellness are important, that is why we have you and up to four family members in a premiere health plan. We have a couple of options, so you can choose what is best for you and your family * Visual Benefit \- Seeing your work for us would be a sight for sore eyes. We want your vision to always be at 100% which is why we offer up to $200\.000 COP for any visual health expenses * Life Insurance Plan \- We have partnered with MetLife to offer a full\-coverage Ife insurance plan. So, your family is covered, even if you are gone. * Medical Leave Coverage \- We are one of the few companies that cover 100% of your medical leave, for up to 90 days. Your health is the most important thing to us * Professional Growth Opportunities \- We have designed a highly competitive and complete development process, where you will have all the tools to get where you have always wanted to be, personally and professionally * Stock Option Purchase Plan \- As an EPAMer you can be more than just an employee, you will also have the opportunity to purchase stock at a reduced price and become a part owner of our organization * Additional Income \- Besides your regular salary, you will also have the chance to earn extra income by referring talent, being a technical interviewer, and many more ways * Community Benefit \- You will be part of a worldwide community of over 50,000 employees, where you can learn, challenge yourself, stand out, and share your knowledge and experience with multicultural teams! *Please note that even though you are applying for this position, you may be offered other projects to join within EPAM.* 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.