Senior Automation QA Engineer

pbThis position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Senior Automation QA Engineer (Playwright/TypeScript) based in Switzerland. /b /p pAs a Senior Automation QA Engineer, you will play a key role in strengthening software quality and reliability across a portfolio of innovative, technology-driven products. You will design, develop, and maintain robust end-to-end and API test automation solutions using TypeScript and Playwright. A major focus will be modernizing existing testing infrastructure by migrating legacy Java-based tests to a more scalable and maintainable framework. You will also contribute to performance engineering through load testing, system analysis, and optimization in collaboration with development teams. Working in a fully remote, collaborative environment, you will influence testing architecture, promote clean code practices, and share expertise through code reviews and mentoring. This role offers the opportunity to take technical ownership, solve complex quality challenges, and help build efficient, high-performing systems. /p h3Accountabilities /h3 ul liDesign, develop, maintain, and stabilize automated end-to-end (E2E) and API tests using TypeScript and Playwright. /li liLead the migration of legacy automated tests from Java and Selenide to a modern Playwright and TypeScript-based testing framework. /li liBuild and continuously improve test automation architecture, including fixtures, browser contexts, test data management, state handling, and parallel execution capabilities. /li liDevelop and optimize load-testing scenarios using k6, collaborating with software developers to analyze system performance and identify bottlenecks. /li liEvaluate performance metrics, investigate scalability limitations, and recommend improvements to enhance application responsiveness and reliability. /li liApply appropriate test design techniques and testing strategies to ensure meaningful coverage across UI, API, and performance testing layers. /li liWrite clean, maintainable, reliable, and concurrency-safe code that supports stable automated test execution. /li liConduct code reviews, share technical knowledge, and promote consistent engineering and quality assurance standards across the team. /li liCollaborate closely with product teams, developers, and other QA engineers to integrate quality practices throughout the software development lifecycle. /li liContribute to continuous integration and delivery processes by improving automated testing workflows and integrating test suites into CI/CD pipelines. /li liExplore modern tools, including AI-powered coding assistants, to streamline testing activities and reduce repetitive tasks. /li /ul h3Requirements /h3 ul liAt least five years of professional experience in software quality assurance, test automation, or a related engineering role. /li liStrong proficiency in TypeScript, including interfaces, generics, asynchronous programming, and async/await patterns. /li liHands‑on experience building and evolving Playwright automation frameworks from the ground up, including fixtures, browser contexts, test state and data management, and test stability. /li liProven experience automating UI workflows through E2E testing and validating REST APIs, with a solid understanding of what to test at each level. /li liStrong knowledge of test design techniques, testing methodologies, coverage assessment, and risk-based test prioritization. /li liPractical experience with load and performance testing, including workload modeling, performance metrics, bottleneck identification, and results analysis. Experience with tools such as JMeter, Gatling, or Locust is relevant; familiarity with k6 is particularly valuable. /li liAbility to write clean, maintainable, and reliable automation code that supports parallel execution and minimizes flaky tests. /li liStrong analytical and problem‑solving skills, attention to detail, and the ability to investigate complex technical issues. /li liEffective communication and collaboration skills, with a proactive approach to knowledge sharing, constructive feedback, and cross‑functional teamwork. /li liFamiliarity with Java, Maven, and Selenide is an advantage, particularly when working with legacy automation suites. /li liExperience with CI/CD platforms such as GitLab CI, GitHub Actions, or Jenkins is desirable. /li liKnowledge of OpenAPI and Swagger specifications for designing and generating API tests is beneficial. /li liBasic understanding of Kubernetes concepts, including pods, nodes, resource limits, resource allocation, and eviction, is a plus. /li liExperience using AI-assisted development tools, such as Claude Code or Cursor, including project context management and workflow automation, is an advantage. /li liA continuous improvement mindset and enthusiasm for modern engineering practices, technical challenges, and professional development. /li /ul h3Benef