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BrainRocket • Valencia, Valencian Community, Spain
Salary: 23 working days of pa
Role & seniority: Middle/Senior QA Automation Engineer (on-site)
Stack/tools: TypeScript/JavaScript; end-to-end testing (Playwright or equivalent); REST API testing; CI/CD (GitLab CI, Jenkins, GitHub Actions); test observability/reporting (Allure, TestOps); mocks/stubs/test doubles; familiarity with Docker; OO/FP concepts in test code
Design, implement, and maintain end-to-end automated tests in TypeScript alongside application code
Collaborate with developers across feature design, implementation, and defect resolution; define test strategies at feature/system levels
Improve automation framework, ensure reliability/maintainability, and keep tests CI/CD-ready; participate in code reviews
3–5+ years in test automation for product/platform teams
Strong hands-on TS/JS experience; E2E tests tied to application code
Experience in cross-functional teams (Backend/Frontend/DevOps)
Proficiency with modern E2E frameworks (Playwright or equivalent)
Testing principles (test pyramid, shift-left, contract testing); REST API testing; data validation; system-level testing
Design/implement mocks, stubs, test doubles; solid OO/FP concepts in test code
CI/CD pipelines experience; test observability/reporting tools
Good communication; English Intermediate+ proficiency
Integration/service-to-service/contract testing
Contributing to test automation framework design/evolution
BrainRocket is a global company creating end-to-end tech products for clients across Fintech, iGaming, and Marketing. Young, ambitious, and unstoppable, we've already taken Cyprus, Malta, Portugal, Poland, and Serbia by storm. Our BRO team consists of 1,300 bright minds creating innovative ideas and products. We don’t follow formats. We shape them. We build what works, launch it fast, and make sure it hits.
🚀 We are looking for a skilled and motivated Middle/Senior QA Automation Engineer with a strong background in JavaScript/TypeScript to join our dynamic team at BrainRocket.
📍 Please note: this role is on-site, based in our office.
🔧 Main Requirements
3–5+ years of experience in test automation within product or platform teams
Strong hands-on experience with TypeScript / JavaScript
Experience writing end-to-end tests alongside application code
Proven experience working in cross-functional teams with close collaboration with Backend, Frontend, and DevOps engineers
Practical experience with modern E2E testing frameworks (Playwright or equivalent)
Strong understanding of testing principles and strategies, including the test pyramid, shift-left approach, and contract testing
Experience with REST API testing, data validation, and system-level testing
Ability to design and implement mocks, stubs, and test doubles to ensure stable and isolated tests
Solid understanding of object-oriented and/or functional programming concepts as applied to test code and frameworks
Experience working with CI/CD pipelines (GitLab CI, Jenkins, GitHub Actions, or similar)
Familiarity with test observability and reporting tools (Allure, TestOps, CI-based reporting)
Strong communication skills with the ability to actively participate in technical discussions and challenge requirements constructively
English proficiency at Intermediate level or higher, both written and spoken 🇬🇧
⭐ Nice to Have
Experience writing and maintaining integration tests (service-to-service, contract-based testing)
Experience contributing to the design and evolution of test automation frameworks
Practical knowledge of Docker and test environment configuration
Experience testing GraphQL APIs
Experience with distributed systems or high-load platforms
Experience in non-functional testing, including performance, reliability, and resilience testing
🛠 Responsibilities
Design, implement, and maintain end-to-end automated tests in TypeScript, developed alongside the application code
Collaborate closely with developers throughout the feature lifecycle (design, implementation, defect resolution)
Participate in defining test strategies at feature and system levels
Contribute to the development and continuous improvement of the automation testing framework
Make informed decisions on using mocks, stubs, or real integrations depending on testing goals
Ensure automated tests are reliable, maintainable, and CI/CD-ready
Participate in code reviews for test code and, when appropriate, application code
Provide fast, clear, and actionable feedback on quality and defects
Promote a built-in quality mindset and continuous improvement of testing practices across the team
🎁 We Offer 🧑🏻 💻 Learning and development opportunities with interesting and challenging tasks 📝 Official EU employment, including registration of family members ✈️ Relocation package (tickets + 2 weeks of hotel accommodation) 📚 Partial compensation for language courses 🎁 Birthday gifts 🏝 23 working days of paid annual vacation ✨ Join BrainRocket and rock with us! 🚀